diff --git a/public/data/BIBI.json b/public/data/BIBI.json
index 9d35eb7..51a9d63 100644
--- a/public/data/BIBI.json
+++ b/public/data/BIBI.json
@@ -6782,7 +6782,25 @@
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     "inflow": 0,
     "volume": 0,
-    "temperature": 19.9,
+    "temperature": 20.2,
+    "precipitation": 0.1
+  },
+  {
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+    "inflow": 0,
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+    "temperature": 20.2,
+    "precipitation": 0.1
+  },
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+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/BLHU.json b/public/data/BLHU.json
index a8c88fb..c9b2099 100644
--- a/public/data/BLHU.json
+++ b/public/data/BLHU.json
@@ -6798,9 +6798,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 521.29,
     "flow": 0.64,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.7,
+    "precipitation": 0
+  },
+  {
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+    "flow": 0.64,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.7,
+    "precipitation": 0
+  },
+  {
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+    "flow": 0.65,
     "inflow": 0.92,
     "volume": 2.44,
-    "temperature": 18.3,
+    "temperature": 17.2,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/CPDR.json b/public/data/CPDR.json
index 7234ef3..5a04d66 100644
--- a/public/data/CPDR.json
+++ b/public/data/CPDR.json
@@ -6799,8 +6799,35 @@
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     "flow": 0,
     "inflow": 0,
+    "volume": 0,
+    "temperature": 20.7,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
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+    "flow": 0,
+    "inflow": 0,
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+    "temperature": 20.7,
+    "precipitation": 0
+  },
+  {
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+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.7,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
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+    "flow": 0,
+    "inflow": 0,
     "volume": 0.09,
-    "temperature": 20.2,
+    "temperature": 18.8,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/CPZA.json b/public/data/CPZA.json
index 6b9b8ec..316b6dd 100644
--- a/public/data/CPZA.json
+++ b/public/data/CPZA.json
@@ -6799,8 +6799,35 @@
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     "flow": 0,
     "inflow": 0,
+    "volume": 0,
+    "temperature": 20.6,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
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+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.6,
+    "precipitation": 0
+  },
+  {
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+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.6,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
+    "level": 448.82,
+    "flow": 0,
+    "inflow": 0,
     "volume": 0.67,
-    "temperature": 20.2,
+    "temperature": 18.8,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/CRSO.json b/public/data/CRSO.json
index 62bf700..f184a48 100644
--- a/public/data/CRSO.json
+++ b/public/data/CRSO.json
@@ -6775,5 +6775,14 @@
     "volume": 0.04,
     "temperature": 19.6,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 581.35,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0.04,
+    "temperature": 18.3,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/HESE.json b/public/data/HESE.json
index e1c6821..accdf0f 100644
--- a/public/data/HESE.json
+++ b/public/data/HESE.json
@@ -6798,9 +6798,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 447.02,
     "flow": 0.23,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
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+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 447.02,
+    "flow": 0,
     "inflow": 1.08,
     "volume": 1.65,
-    "temperature": 19.6,
+    "temperature": 18.5,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/HEVR.json b/public/data/HEVR.json
index dce61e0..7aa92ab 100644
--- a/public/data/HEVR.json
+++ b/public/data/HEVR.json
@@ -6797,10 +6797,37 @@
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 407.64,
+    "flow": 0.2,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.4,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
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+    "flow": 0.2,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.4,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 407.64,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.4,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
+    "level": 407.64,
     "flow": 0,
     "inflow": 0.42,
     "volume": 0.14,
-    "temperature": 19.1,
+    "temperature": 17.9,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/KCKC.json b/public/data/KCKC.json
index 39dfb02..9bfc091 100644
--- a/public/data/KCKC.json
+++ b/public/data/KCKC.json
@@ -6798,9 +6798,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 292.9,
     "flow": 0.02,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
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+    "flow": 0.02,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 292.9,
+    "flow": 0.02,
     "inflow": 0.01,
     "volume": 7.49,
-    "temperature": 20.4,
+    "temperature": 19.1,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/KLDP.json b/public/data/KLDP.json
index 3facb5f..002e9f7 100644
--- a/public/data/KLDP.json
+++ b/public/data/KLDP.json
@@ -6775,5 +6775,14 @@
     "volume": 0,
     "temperature": 18.5,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 632.77,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 17.8,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/KLHP.json b/public/data/KLHP.json
index 20007bb..be30a42 100644
--- a/public/data/KLHP.json
+++ b/public/data/KLHP.json
@@ -6775,5 +6775,14 @@
     "volume": 0,
     "temperature": 18.8,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 635.7,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.1,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/KLKL.json b/public/data/KLKL.json
index 5d76a29..8872e3f 100644
--- a/public/data/KLKL.json
+++ b/public/data/KLKL.json
@@ -6798,9 +6798,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 345,
     "flow": 1.51,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 345,
+    "flow": 1.51,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 345,
+    "flow": 1.5,
     "inflow": 1.06,
     "volume": 0.66,
-    "temperature": 20.7,
+    "temperature": 20.3,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/LILA.json b/public/data/LILA.json
index 5ffa450..24622d3 100644
--- a/public/data/LILA.json
+++ b/public/data/LILA.json
@@ -6798,9 +6798,36 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 640.67,
     "flow": 0.01,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.4,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
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+    "flow": 0.01,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.4,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 640.67,
+    "flow": 0.01,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.4,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
+    "level": 640.67,
+    "flow": 0.01,
     "inflow": 0.02,
     "volume": 0.73,
-    "temperature": 18.2,
+    "temperature": 17.8,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/MARI.json b/public/data/MARI.json
index db360fc..83be88a 100644
--- a/public/data/MARI.json
+++ b/public/data/MARI.json
@@ -7112,10 +7112,28 @@
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 467.75,
+    "flow": 0.7,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
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+    "flow": 0.7,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 467.75,
     "flow": 0,
     "inflow": 2.24,
     "volume": 26.54,
-    "temperature": 20.5,
+    "temperature": 19.4,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/MZHR.json b/public/data/MZHR.json
index b0c47ca..3ddbfb6 100644
--- a/public/data/MZHR.json
+++ b/public/data/MZHR.json
@@ -7122,9 +7122,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 352.83,
     "flow": 2.52,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
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+    "flow": 2.52,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 352.83,
+    "flow": 2.52,
     "inflow": 1.47,
     "volume": 32.28,
-    "temperature": 20.8,
+    "temperature": 20.1,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/MZLU.json b/public/data/MZLU.json
index 39fc10c..8b3cc3e 100644
--- a/public/data/MZLU.json
+++ b/public/data/MZLU.json
@@ -6797,10 +6797,28 @@
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 530.7,
-    "flow": 0,
+    "flow": 0.49,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.4,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 530.7,
+    "flow": 0.49,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.4,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 530.7,
+    "flow": 0.49,
     "inflow": 0.48,
     "volume": 2.94,
-    "temperature": 19.1,
+    "temperature": 18.3,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/OPOB.json b/public/data/OPOB.json
index b79e044..7eec71f 100644
--- a/public/data/OPOB.json
+++ b/public/data/OPOB.json
@@ -6796,11 +6796,38 @@
   },
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 563.67,
+    "flow": 0.01,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.5,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 563.67,
+    "flow": 0.01,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.5,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 563.67,
+    "flow": 0.01,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.5,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
     "level": 0,
     "flow": 0.01,
     "inflow": 0.02,
     "volume": 0.46,
-    "temperature": 19.2,
+    "temperature": 18.3,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/PPPI.json b/public/data/PPPI.json
index 16608a7..cf75f86 100644
--- a/public/data/PPPI.json
+++ b/public/data/PPPI.json
@@ -6746,7 +6746,7 @@
     "flow": 0,
     "inflow": 0,
     "volume": 0,
-    "temperature": 18.6,
+    "temperature": 17.6,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/RACU.json b/public/data/RACU.json
index a3a30f6..c34c2e3 100644
--- a/public/data/RACU.json
+++ b/public/data/RACU.json
@@ -6796,11 +6796,29 @@
   },
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
-    "level": 0,
+    "level": 313.39,
     "flow": 2.99,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 313.39,
+    "flow": 2.99,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 313.39,
+    "flow": 2.84,
     "inflow": 1.27,
     "volume": 2.9,
-    "temperature": 21.7,
+    "temperature": 20.9,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/SAPI.json b/public/data/SAPI.json
index c9c4477..4a7c083 100644
--- a/public/data/SAPI.json
+++ b/public/data/SAPI.json
@@ -6799,8 +6799,35 @@
     "level": 575.72,
     "flow": 0.02,
     "inflow": 0,
+    "volume": 0,
+    "temperature": 19,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 575.72,
+    "flow": 0.02,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 575.72,
+    "flow": 0.02,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
+    "level": 575.72,
+    "flow": 0.02,
+    "inflow": 0,
     "volume": 1.07,
-    "temperature": 18.7,
+    "temperature": 17.8,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/SCHU.json b/public/data/SCHU.json
index eda7623..97a56d6 100644
--- a/public/data/SCHU.json
+++ b/public/data/SCHU.json
@@ -6796,11 +6796,38 @@
   },
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 534.62,
+    "flow": 0.06,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.1,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 534.62,
+    "flow": 0.06,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.1,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 534.62,
+    "flow": 0.06,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.1,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
     "level": 0,
     "flow": 0.06,
     "inflow": 0.11,
     "volume": 0.09,
-    "temperature": 19.8,
+    "temperature": 18.4,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/SMSM.json b/public/data/SMSM.json
index 8335d33..973d522 100644
--- a/public/data/SMSM.json
+++ b/public/data/SMSM.json
@@ -6798,9 +6798,36 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 260.09,
     "flow": 0.06,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 260.09,
+    "flow": 0.06,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 260.09,
+    "flow": 0.06,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
+    "level": 260.09,
+    "flow": 0.06,
     "inflow": 0.1,
     "volume": 0.41,
-    "temperature": 20.8,
+    "temperature": 19.7,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/SPKA.json b/public/data/SPKA.json
index 1631cdb..5bd216d 100644
--- a/public/data/SPKA.json
+++ b/public/data/SPKA.json
@@ -6793,5 +6793,32 @@
     "volume": 0.39,
     "temperature": 19.5,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 668.4,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.5,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 668.4,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.5,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 668.4,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0.39,
+    "temperature": 18.5,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/SPNE.json b/public/data/SPNE.json
index 6d06ee0..45c0cc9 100644
--- a/public/data/SPNE.json
+++ b/public/data/SPNE.json
@@ -6799,8 +6799,35 @@
     "level": 385.01,
     "flow": 0.03,
     "inflow": 0,
+    "volume": 0,
+    "temperature": 19.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 385.01,
+    "flow": 0.03,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 385.01,
+    "flow": 0.03,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
+    "level": 385.01,
+    "flow": 0.03,
+    "inflow": 0,
     "volume": 0.84,
-    "temperature": 19.5,
+    "temperature": 18.2,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/SPZH.json b/public/data/SPZH.json
index bf6fd8a..a5a98b9 100644
--- a/public/data/SPZH.json
+++ b/public/data/SPZH.json
@@ -6793,5 +6793,32 @@
     "volume": 0.16,
     "temperature": 17,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 678.61,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 17,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 678.61,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 17,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 678.61,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0.16,
+    "temperature": 15.9,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/STST.json b/public/data/STST.json
index 9dcfd91..d19b6da 100644
--- a/public/data/STST.json
+++ b/public/data/STST.json
@@ -6796,11 +6796,29 @@
   },
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
-    "level": 0,
+    "level": 588.42,
+    "flow": 0.08,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 588.42,
+    "flow": 0.08,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 588.42,
     "flow": 0.08,
     "inflow": 0,
     "volume": 0.33,
-    "temperature": 19.4,
+    "temperature": 18.2,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/STZL.json b/public/data/STZL.json
index b40e1d5..5457f20 100644
--- a/public/data/STZL.json
+++ b/public/data/STZL.json
@@ -6798,9 +6798,36 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 505.67,
     "flow": 0.22,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.6,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 505.67,
+    "flow": 0.22,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.6,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 505.67,
+    "flow": 0.22,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.6,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
+    "level": 505.67,
+    "flow": 0.22,
     "inflow": 0.1,
     "volume": 9.32,
-    "temperature": 19.3,
+    "temperature": 18.4,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/SVSV.json b/public/data/SVSV.json
index 4d144aa..91795fb 100644
--- a/public/data/SVSV.json
+++ b/public/data/SVSV.json
@@ -6796,11 +6796,38 @@
   },
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 580.54,
+    "flow": 0.05,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 580.54,
+    "flow": 0.05,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 580.54,
+    "flow": 0.05,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 18.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:30:00.000Z",
     "level": 0,
     "flow": 0.05,
     "inflow": 0,
     "volume": 0.41,
-    "temperature": 18.5,
+    "temperature": 17.6,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/TRTR.json b/public/data/TRTR.json
index 098f740..0993e1e 100644
--- a/public/data/TRTR.json
+++ b/public/data/TRTR.json
@@ -6798,9 +6798,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 412.8,
     "flow": 0.33,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 412.8,
+    "flow": 0.33,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 412.8,
+    "flow": 0.34,
     "inflow": 0.46,
     "volume": 5.16,
-    "temperature": 19.9,
+    "temperature": 18.7,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/UHNY.json b/public/data/UHNY.json
index 9c5c2b9..53aaad9 100644
--- a/public/data/UHNY.json
+++ b/public/data/UHNY.json
@@ -6797,10 +6797,28 @@
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 520.35,
-    "flow": 0,
+    "flow": 0.71,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 17.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 520.35,
+    "flow": 0.71,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 17.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 520.35,
+    "flow": 0.72,
     "inflow": 0.68,
     "volume": 15.35,
-    "temperature": 16.9,
+    "temperature": 16.5,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLHN.json b/public/data/VLHN.json
index 05f7f17..614ed2d 100644
--- a/public/data/VLHN.json
+++ b/public/data/VLHN.json
@@ -7117,5 +7117,32 @@
     "volume": 20.34,
     "temperature": 20.9,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 369.81,
+    "flow": 14.23,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 369.81,
+    "flow": 14.21,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 369.81,
+    "flow": 14.21,
+    "inflow": 0,
+    "volume": 20.32,
+    "temperature": 19.8,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLKA.json b/public/data/VLKA.json
index e303578..221ba19 100644
--- a/public/data/VLKA.json
+++ b/public/data/VLKA.json
@@ -6798,9 +6798,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 283.1,
     "flow": 135.01,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.7,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 282.97,
+    "flow": 336.52,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.7,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 282.99,
+    "flow": 397.75,
     "inflow": 85.78,
     "volume": 10.12,
-    "temperature": 21.3,
+    "temperature": 19.8,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLKO.json b/public/data/VLKO.json
index b0b89b0..c1e5ff1 100644
--- a/public/data/VLKO.json
+++ b/public/data/VLKO.json
@@ -7117,5 +7117,32 @@
     "volume": 2.74,
     "temperature": 20.8,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 352.43,
+    "flow": 19.05,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 352.43,
+    "flow": 19.05,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 20.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 352.43,
+    "flow": 19.05,
+    "inflow": 13.43,
+    "volume": 2.74,
+    "temperature": 19.8,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLL1.json b/public/data/VLL1.json
index 128bc8f..077d57d 100644
--- a/public/data/VLL1.json
+++ b/public/data/VLL1.json
@@ -7117,5 +7117,32 @@
     "volume": 199.67,
     "temperature": 19.2,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 723.08,
+    "flow": 58.51,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 723.1,
+    "flow": 58.83,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 723.1,
+    "flow": 45.19,
+    "inflow": 9.25,
+    "volume": 199.28,
+    "temperature": 17.9,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLL2.json b/public/data/VLL2.json
index 9a29053..f2ee75a 100644
--- a/public/data/VLL2.json
+++ b/public/data/VLL2.json
@@ -7117,5 +7117,32 @@
     "volume": 0.32,
     "temperature": 19.8,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 558.61,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 558.77,
+    "flow": 0,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 19.8,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 558.92,
+    "flow": 0,
+    "inflow": 5.37,
+    "volume": 0.38,
+    "temperature": 18.1,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLOR.json b/public/data/VLOR.json
index 16fb8c0..abd7d97 100644
--- a/public/data/VLOR.json
+++ b/public/data/VLOR.json
@@ -7117,5 +7117,32 @@
     "volume": 522.92,
     "temperature": 21.2,
     "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:00:00.000Z",
+    "level": 345.28,
+    "flow": 169.04,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 345.26,
+    "flow": 357.29,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.2,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 345.25,
+    "flow": 459.43,
+    "inflow": 24.39,
+    "volume": 522.52,
+    "temperature": 20.6,
+    "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLSL.json b/public/data/VLSL.json
index 12989c9..c48149a 100644
--- a/public/data/VLSL.json
+++ b/public/data/VLSL.json
@@ -7122,9 +7122,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 269.86,
     "flow": 189.31,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 269.85,
+    "flow": 250.37,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.9,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 269.86,
+    "flow": 294.34,
     "inflow": 81.06,
     "volume": 260.87,
-    "temperature": 21.4,
+    "temperature": 20.2,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLST.json b/public/data/VLST.json
index 31d109c..81f78a2 100644
--- a/public/data/VLST.json
+++ b/public/data/VLST.json
@@ -7122,9 +7122,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 217.04,
     "flow": 24.26,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 216.99,
+    "flow": 101.16,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 217.24,
+    "flow": 150.52,
     "inflow": 48.25,
     "volume": 8.22,
-    "temperature": 20.6,
+    "temperature": 19.5,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/VLVE.json b/public/data/VLVE.json
index eaf6a28..d7dd423 100644
--- a/public/data/VLVE.json
+++ b/public/data/VLVE.json
@@ -6798,9 +6798,27 @@
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 199.47,
     "flow": 39.53,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 22.1,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 199.48,
+    "flow": 39.58,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 22.1,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 199.5,
+    "flow": 39.53,
     "inflow": 45,
     "volume": 9.49,
-    "temperature": 21.6,
+    "temperature": 20.1,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/ZESV.json b/public/data/ZESV.json
index 4da7fb8..131bff3 100644
--- a/public/data/ZESV.json
+++ b/public/data/ZESV.json
@@ -6797,10 +6797,28 @@
   {
     "timestamp": "2026-06-06T18:00:00.000Z",
     "level": 375.15,
+    "flow": 0.44,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.1,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:10:00.000Z",
+    "level": 375.15,
+    "flow": 0.44,
+    "inflow": 0,
+    "volume": 0,
+    "temperature": 21.1,
+    "precipitation": 0
+  },
+  {
+    "timestamp": "2026-06-06T18:20:00.000Z",
+    "level": 375.15,
     "flow": 0,
     "inflow": 1.87,
     "volume": 240.94,
-    "temperature": 20.8,
+    "temperature": 20,
     "precipitation": 0
   }
 ]
\ No newline at end of file
diff --git a/public/data/lakes_index.json b/public/data/lakes_index.json
index c19bc99..6e7ac48 100644
--- a/public/data/lakes_index.json
+++ b/public/data/lakes_index.json
@@ -4,13 +4,14 @@
     "name": "Lipno 1",
     "river": "Vltava",
     "priority": true,
-    "level": "723.08",
-    "capacity": 65.3,
-    "storageDiff": -1.82,
+    "level": "723.10",
+    "capacity": 65.1,
+    "storageDiff": -1.8,
     "inflow": "9.3",
-    "outflow": "51.0",
-    "volume": 199.67,
+    "outflow": "45.2",
+    "volume": 199.28,
     "maxVolume": 306,
+    "navigationForbidden": false,
     "lat": 48.6322,
     "lng": 14.2215,
     "sparkline": [
@@ -19,13 +20,13 @@
       723.09,
       723.09,
       723.09,
-      723.09,
-      723.09,
-      723.09,
       723.08,
       723.08,
       723.08,
-      723.08
+      723.08,
+      723.08,
+      723.1,
+      723.1
     ]
   },
   {
@@ -33,19 +34,17 @@
     "name": "Lipno II",
     "river": "Vltava",
     "priority": true,
-    "level": "558.45",
-    "capacity": 20,
-    "storageDiff": -4.25,
+    "level": "558.92",
+    "capacity": 23.8,
+    "storageDiff": -3.78,
     "inflow": "5.4",
     "outflow": "0.0",
-    "volume": 0.32,
+    "volume": 0.38,
     "maxVolume": 1.6,
+    "navigationForbidden": false,
     "lat": 48.625,
     "lng": 14.318,
     "sparkline": [
-      558.44,
-      558.43,
-      558.41,
       558.38,
       558.37,
       558.33,
@@ -54,7 +53,10 @@
       558.17,
       558.18,
       558.31,
-      558.45
+      558.45,
+      558.61,
+      558.77,
+      558.92
     ]
   },
   {
@@ -63,18 +65,16 @@
     "river": "Vltava",
     "priority": true,
     "level": "369.81",
-    "capacity": 96.4,
+    "capacity": 96.3,
     "storageDiff": -0.29,
     "inflow": "0.0",
     "outflow": "14.2",
-    "volume": 20.34,
+    "volume": 20.32,
     "maxVolume": 21.1,
+    "navigationForbidden": false,
     "lat": 49.183,
     "lng": 14.444,
     "sparkline": [
-      369.83,
-      369.83,
-      369.83,
       369.83,
       369.83,
       369.82,
@@ -83,6 +83,9 @@
       369.82,
       369.82,
       369.82,
+      369.81,
+      369.81,
+      369.81,
       369.81
     ]
   },
@@ -98,10 +101,11 @@
     "outflow": "19.1",
     "volume": 2.74,
     "maxVolume": 2.8,
+    "navigationForbidden": false,
     "lat": 49.255,
     "lng": 14.398,
     "sparkline": [
-      352.44,
+      352.43,
       352.43,
       352.43,
       352.43,
@@ -120,19 +124,17 @@
     "name": "Orlík",
     "river": "Vltava",
     "priority": true,
-    "level": "345.28",
-    "capacity": 73,
-    "storageDiff": -4.62,
+    "level": "345.25",
+    "capacity": 72.9,
+    "storageDiff": -4.65,
     "inflow": "24.4",
-    "outflow": "147.1",
-    "volume": 522.92,
+    "outflow": "459.4",
+    "volume": 522.52,
     "maxVolume": 716.5,
+    "navigationForbidden": false,
     "lat": 49.606,
     "lng": 14.17,
     "sparkline": [
-      345.29,
-      345.29,
-      345.29,
       345.29,
       345.29,
       345.3,
@@ -141,7 +143,10 @@
       345.29,
       345.29,
       345.29,
-      345.28
+      345.28,
+      345.28,
+      345.26,
+      345.25
     ]
   },
   {
@@ -153,14 +158,13 @@
     "capacity": 96.9,
     "storageDiff": -0.74,
     "inflow": "81.1",
-    "outflow": "189.3",
+    "outflow": "294.3",
     "volume": 260.87,
     "maxVolume": 269.3,
+    "navigationForbidden": false,
     "lat": 49.822,
     "lng": 14.436,
     "sparkline": [
-      269.88,
-      269.88,
       269.88,
       269.89,
       269.89,
@@ -170,6 +174,8 @@
       269.88,
       269.88,
       269.88,
+      269.86,
+      269.85,
       269.86
     ]
   },
@@ -178,18 +184,17 @@
     "name": "Štěchovice",
     "river": "Vltava",
     "priority": true,
-    "level": "217.04",
+    "level": "217.24",
     "capacity": 73.4,
-    "storageDiff": -2.36,
+    "storageDiff": -2.16,
     "inflow": "48.3",
-    "outflow": "24.3",
+    "outflow": "150.5",
     "volume": 8.22,
     "maxVolume": 11.2,
+    "navigationForbidden": false,
     "lat": 49.845,
     "lng": 14.412,
     "sparkline": [
-      216.98,
-      216.96,
       216.94,
       216.95,
       216.93,
@@ -199,7 +204,9 @@
       217.01,
       216.99,
       217.02,
-      217.04
+      217.04,
+      216.99,
+      217.24
     ]
   },
   {
@@ -214,6 +221,7 @@
     "outflow": "0.0",
     "volume": 26.54,
     "maxVolume": 33.8,
+    "navigationForbidden": true,
     "lat": 48.847,
     "lng": 14.487,
     "sparkline": [
@@ -227,7 +235,7 @@
       467.75,
       467.75,
       467.75,
-      467.75,
+      467.76,
       467.75
     ]
   },
@@ -243,11 +251,10 @@
     "outflow": "2.5",
     "volume": 32.28,
     "maxVolume": 56.7,
+    "navigationForbidden": false,
     "lat": 49.789,
     "lng": 13.155,
     "sparkline": [
-      352.83,
-      352.83,
       352.84,
       352.84,
       352.84,
@@ -257,6 +264,8 @@
       352.83,
       352.83,
       352.84,
+      352.83,
+      352.83,
       352.83
     ]
   },
@@ -272,6 +281,7 @@
     "outflow": "0.0",
     "volume": 240.94,
     "maxVolume": 266.6,
+    "navigationForbidden": true,
     "lat": 49.704,
     "lng": 15.115,
     "sparkline": [
@@ -294,18 +304,17 @@
     "name": "Kamýk",
     "river": "",
     "priority": false,
-    "level": "283.10",
+    "level": "282.99",
     "capacity": 79.1,
-    "storageDiff": -1.5,
+    "storageDiff": -1.61,
     "inflow": "85.8",
-    "outflow": "135.0",
+    "outflow": "397.8",
     "volume": 10.12,
     "maxVolume": 12.8,
+    "navigationForbidden": false,
     "lat": 49.638,
     "lng": 14.258,
     "sparkline": [
-      282.94,
-      282.97,
       282.96,
       282.97,
       282.96,
@@ -315,7 +324,9 @@
       283.09,
       283.13,
       283.12,
-      283.1
+      283.1,
+      282.97,
+      282.99
     ]
   },
   {
@@ -323,18 +334,17 @@
     "name": "Vrané",
     "river": "",
     "priority": false,
-    "level": "199.47",
+    "level": "199.50",
     "capacity": 85.5,
-    "storageDiff": -0.63,
+    "storageDiff": -0.6,
     "inflow": "45.0",
     "outflow": "39.5",
     "volume": 9.49,
     "maxVolume": 11.1,
+    "navigationForbidden": false,
     "lat": 49.939,
     "lng": 14.391,
     "sparkline": [
-      199.79,
-      199.71,
       199.65,
       199.57,
       199.51,
@@ -344,7 +354,9 @@
       199.44,
       199.42,
       199.45,
-      199.47
+      199.47,
+      199.48,
+      199.5
     ]
   },
   {
@@ -356,16 +368,17 @@
     "capacity": 42.8,
     "storageDiff": -1.04,
     "inflow": "0.9",
-    "outflow": "0.6",
+    "outflow": "0.7",
     "volume": 2.44,
     "maxVolume": 5.7,
+    "navigationForbidden": true,
     "lat": 49.027,
     "lng": 13.987,
     "sparkline": [
       521.28,
       521.28,
-      521.28,
-      521.28,
+      521.29,
+      521.29,
       521.29,
       521.29,
       521.29,
@@ -385,9 +398,10 @@
     "capacity": 95.9,
     "storageDiff": -1.2,
     "inflow": "0.7",
-    "outflow": "0.0",
+    "outflow": "0.7",
     "volume": 15.35,
     "maxVolume": 16,
+    "navigationForbidden": true,
     "lat": 49.261,
     "lng": 13.123,
     "sparkline": [
@@ -417,6 +431,7 @@
     "outflow": "0.0",
     "volume": 7.49,
     "maxVolume": 9.3,
+    "navigationForbidden": true,
     "lat": 50.063,
     "lng": 13.931,
     "sparkline": [
@@ -446,11 +461,10 @@
     "outflow": "1.5",
     "volume": 0.66,
     "maxVolume": 1.5,
+    "navigationForbidden": false,
     "lat": 49.754,
     "lng": 13.564,
     "sparkline": [
-      345.05,
-      345.04,
       345.03,
       345.03,
       345.02,
@@ -460,6 +474,8 @@
       345.01,
       345.01,
       345,
+      345,
+      345,
       345
     ]
   },
@@ -468,18 +484,17 @@
     "name": "České Údolí",
     "river": "",
     "priority": false,
-    "level": "0.00",
+    "level": "313.39",
     "capacity": 52.7,
-    "storageDiff": 0,
+    "storageDiff": -0.21,
     "inflow": "1.3",
-    "outflow": "3.0",
+    "outflow": "2.8",
     "volume": 2.9,
     "maxVolume": 5.5,
+    "navigationForbidden": false,
     "lat": 49.715,
     "lng": 13.364,
     "sparkline": [
-      313.42,
-      313.41,
       313.41,
       313.41,
       313.4,
@@ -489,7 +504,9 @@
       313.39,
       313.39,
       0,
-      0
+      313.39,
+      313.39,
+      313.39
     ]
   },
   {
@@ -504,13 +521,14 @@
     "outflow": "0.3",
     "volume": 5.16,
     "maxVolume": 5.6,
+    "navigationForbidden": false,
     "lat": 49.526,
     "lng": 15.195,
     "sparkline": [
+      412.8,
       412.79,
       412.8,
       412.8,
-      412.79,
       412.8,
       412.8,
       412.8,
@@ -530,14 +548,13 @@
     "capacity": 86.8,
     "storageDiff": -0.38,
     "inflow": "1.1",
-    "outflow": "0.2",
+    "outflow": "0.0",
     "volume": 1.65,
     "maxVolume": 1.9,
+    "navigationForbidden": false,
     "lat": 49.507,
     "lng": 15.263,
     "sparkline": [
-      446.99,
-      446.99,
       447,
       447.01,
       447.01,
@@ -547,6 +564,8 @@
       447.02,
       447.02,
       447.02,
+      447.02,
+      447.02,
       447.02
     ]
   },
@@ -559,9 +578,10 @@
     "capacity": 100,
     "storageDiff": -1.4,
     "inflow": "0.5",
-    "outflow": "0.0",
+    "outflow": "0.5",
     "volume": 2.94,
     "maxVolume": 2.3,
+    "navigationForbidden": true,
     "lat": 49.805,
     "lng": 12.639,
     "sparkline": [
@@ -591,6 +611,7 @@
     "outflow": "0.2",
     "volume": 9.32,
     "maxVolume": 14.5,
+    "navigationForbidden": true,
     "lat": 50.093,
     "lng": 13.136,
     "sparkline": [
@@ -620,6 +641,7 @@
     "outflow": "0.0",
     "volume": 1.3,
     "maxVolume": 1.6,
+    "navigationForbidden": true,
     "lat": 49.691,
     "lng": 13.957,
     "sparkline": [
@@ -649,6 +671,7 @@
     "outflow": "0.0",
     "volume": 0.73,
     "maxVolume": 0.8,
+    "navigationForbidden": true,
     "lat": 49.664,
     "lng": 13.882,
     "sparkline": [
@@ -678,6 +701,7 @@
     "outflow": "0.0",
     "volume": 0.46,
     "maxVolume": 0.6,
+    "navigationForbidden": true,
     "lat": 49.711,
     "lng": 13.937,
     "sparkline": [
@@ -685,13 +709,13 @@
       563.67,
       563.67,
       563.67,
+      0,
+      0,
+      0,
+      0,
       563.67,
       563.67,
       563.67,
-      0,
-      0,
-      0,
-      0,
       0
     ]
   },
@@ -700,18 +724,17 @@
     "name": "Strž",
     "river": "",
     "priority": false,
-    "level": "0.00",
+    "level": "588.42",
     "capacity": 33,
-    "storageDiff": 0,
+    "storageDiff": -0.18,
     "inflow": "0.0",
     "outflow": "0.1",
     "volume": 0.33,
     "maxVolume": 1,
+    "navigationForbidden": false,
     "lat": 49.791,
     "lng": 14.004,
     "sparkline": [
-      588.43,
-      588.43,
       588.43,
       588.42,
       588.42,
@@ -721,7 +744,9 @@
       588.42,
       588.42,
       0,
-      0
+      588.42,
+      588.42,
+      588.42
     ]
   },
   {
@@ -736,6 +761,7 @@
     "outflow": "0.0",
     "volume": 0.14,
     "maxVolume": 0.5,
+    "navigationForbidden": false,
     "lat": 49.507,
     "lng": 15.244,
     "sparkline": [
@@ -758,17 +784,17 @@
     "name": "Soběnov",
     "river": "",
     "priority": false,
-    "level": "581.37",
+    "level": "581.35",
     "capacity": 2.9,
-    "storageDiff": -0.84,
+    "storageDiff": -0.86,
     "inflow": "0.0",
     "outflow": "0.0",
     "volume": 0.04,
     "maxVolume": 1.4,
+    "navigationForbidden": false,
     "lat": 48.775,
     "lng": 14.536,
     "sparkline": [
-      581.49,
       581.45,
       581.51,
       581.58,
@@ -779,7 +805,8 @@
       581.39,
       581.39,
       581.38,
-      581.37
+      581.37,
+      581.35
     ]
   },
   {
@@ -794,12 +821,10 @@
     "outflow": "0.1",
     "volume": 0.09,
     "maxVolume": 0.8,
+    "navigationForbidden": false,
     "lat": 48.784,
     "lng": 14.735,
     "sparkline": [
-      534.6,
-      534.6,
-      534.6,
       534.61,
       534.61,
       534.61,
@@ -808,6 +833,9 @@
       534.61,
       534.61,
       0,
+      534.62,
+      534.62,
+      534.62,
       0
     ]
   },
@@ -823,6 +851,7 @@
     "outflow": "0.1",
     "volume": 0.41,
     "maxVolume": 1.2,
+    "navigationForbidden": true,
     "lat": 49.575,
     "lng": 15.952,
     "sparkline": [
@@ -833,10 +862,10 @@
       580.54,
       580.54,
       580.54,
-      580.54,
-      580.54,
-      580.54,
       0,
+      580.54,
+      580.54,
+      580.54,
       0
     ]
   },
@@ -852,6 +881,7 @@
     "outflow": "0.0",
     "volume": 1.07,
     "maxVolume": 1.5,
+    "navigationForbidden": false,
     "lat": 49.593,
     "lng": 15.932,
     "sparkline": [
@@ -881,6 +911,7 @@
     "outflow": "0.1",
     "volume": 0.41,
     "maxVolume": 0.7,
+    "navigationForbidden": false,
     "lat": 49.897,
     "lng": 14.058,
     "sparkline": [
@@ -910,12 +941,13 @@
     "outflow": "0.0",
     "volume": 0.67,
     "maxVolume": 0.5,
+    "navigationForbidden": false,
     "lat": 49.805,
     "lng": 13.851,
     "sparkline": [
-      448.83,
-      448.83,
-      448.83,
+      448.82,
+      448.82,
+      448.82,
       448.82,
       448.82,
       448.82,
@@ -939,6 +971,7 @@
     "outflow": "0.0",
     "volume": 0,
     "maxVolume": 0.3,
+    "navigationForbidden": false,
     "lat": 49.167,
     "lng": 14.041,
     "sparkline": [
@@ -968,6 +1001,7 @@
     "outflow": "0.0",
     "volume": 0.39,
     "maxVolume": 0.3,
+    "navigationForbidden": false,
     "lat": 48.974,
     "lng": 14.545,
     "sparkline": [
@@ -997,6 +1031,7 @@
     "outflow": "0.0",
     "volume": 0.84,
     "maxVolume": 0.4,
+    "navigationForbidden": false,
     "lat": 49.771,
     "lng": 15.176,
     "sparkline": [
@@ -1026,6 +1061,7 @@
     "outflow": "0.0",
     "volume": 0.16,
     "maxVolume": 0.2,
+    "navigationForbidden": true,
     "lat": 49.231,
     "lng": 15.312,
     "sparkline": [
@@ -1055,6 +1091,7 @@
     "outflow": "0.0",
     "volume": 0,
     "maxVolume": 0.5,
+    "navigationForbidden": true,
     "lat": 49.664,
     "lng": 13.753,
     "sparkline": [
@@ -1084,6 +1121,7 @@
     "outflow": "0.0",
     "volume": 0,
     "maxVolume": 0.7,
+    "navigationForbidden": true,
     "lat": 49.655,
     "lng": 13.761,
     "sparkline": [
@@ -1113,6 +1151,7 @@
     "outflow": "0.0",
     "volume": 0.09,
     "maxVolume": 0.1,
+    "navigationForbidden": false,
     "lat": 49.805,
     "lng": 13.855,
     "sparkline": [
diff --git a/scripts/buildIndex.ts b/scripts/buildIndex.ts
index 43af9df..1c9be78 100644
--- a/scripts/buildIndex.ts
+++ b/scripts/buildIndex.ts
@@ -68,6 +68,7 @@ const lakes = lakesConfig.map(lake => {
     outflow: currentFlow.toFixed(1),
     volume: metrics.volume,
     maxVolume: lake.maxVolume || 0,
+    navigationForbidden: lake.navigationForbidden || false,
     lat: lake.coords[0],
     lng: lake.coords[1],
     sparkline
diff --git a/src/App.tsx b/src/App.tsx
index 2516c81..de71ca4 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -7,6 +7,7 @@ import FavoritesOverview from './components/FavoritesOverview';
 import Sidebar from './components/Sidebar';
 import Topbar from './components/Topbar';
 import SettingsModal from './components/SettingsModal';
+import { DisclaimerModal } from './components/DisclaimerModal';
 import { type Language, t } from './translations';
 import { lakesConfig } from '../scripts/lakesConfig';
 import { slugify } from './utils/slugify';
@@ -58,6 +59,7 @@ function App() {
 
   return (
     <div className="dashboard-container">
+      <DisclaimerModal language={language} setLanguage={setLanguage} />
       {/* Mobile overlay */}
       {isMobileMenuOpen && (
         <div 
diff --git a/src/components/DisclaimerModal.tsx b/src/components/DisclaimerModal.tsx
new file mode 100644
index 0000000..28eafa7
--- /dev/null
+++ b/src/components/DisclaimerModal.tsx
@@ -0,0 +1,127 @@
+import { useState, useEffect } from 'react';
+import { type Language, t } from '../translations';
+import { TbSwimming, TbSailboat } from 'react-icons/tb';
+
+interface Props {
+  language: Language;
+  setLanguage: (lang: Language) => void;
+}
+
+export const DisclaimerModal = ({ language, setLanguage }: Props) => {
+  const [show, setShow] = useState(false);
+
+  useEffect(() => {
+    const isAccepted = localStorage.getItem('hladinator_disclaimer_accepted');
+    if (!isAccepted) {
+      setShow(true);
+    }
+  }, []);
+
+  const handleAccept = () => {
+    localStorage.setItem('hladinator_disclaimer_accepted', 'true');
+    setShow(false);
+  };
+
+  if (!show) return null;
+
+  return (
+    <div style={{
+      position: 'fixed', top: 0, left: 0, right: 0, bottom: 0,
+      backgroundColor: 'rgba(0,0,0,0.8)',
+      display: 'flex', alignItems: 'center', justifyContent: 'center',
+      zIndex: 999999, padding: '1.5rem', backdropFilter: 'blur(4px)'
+    }}>
+      <div style={{
+        backgroundColor: 'var(--bg-card)',
+        borderRadius: '12px',
+        padding: '2rem',
+        maxWidth: '550px',
+        width: '100%',
+        boxShadow: '0 10px 30px rgba(0,0,0,0.5)',
+        display: 'flex', flexDirection: 'column', gap: '1.5rem',
+        border: '1px solid var(--border-color)',
+        color: 'var(--text-main)',
+        maxHeight: '90vh',
+        overflowY: 'auto'
+      }}>
+        <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', gap: '1rem', flexWrap: 'wrap' }}>
+          <h2 style={{ fontSize: '1.5rem', fontWeight: 'bold', margin: 0, color: 'var(--color-cyan)' }}>
+            {t[language].disclaimer.title}
+          </h2>
+          <div style={{ display: 'flex', gap: '0.25rem', backgroundColor: 'rgba(0,0,0,0.2)', padding: '4px', borderRadius: '8px' }}>
+            <button 
+              onClick={() => setLanguage('cs')}
+              style={{ background: language === 'cs' ? 'var(--color-cyan)' : 'transparent', color: language === 'cs' ? '#fff' : 'var(--text-muted)', border: 'none', padding: '4px 8px', borderRadius: '4px', cursor: 'pointer', fontWeight: 'bold', transition: '0.2s' }}
+            >
+              CS
+            </button>
+            <button 
+              onClick={() => setLanguage('en')}
+              style={{ background: language === 'en' ? 'var(--color-cyan)' : 'transparent', color: language === 'en' ? '#fff' : 'var(--text-muted)', border: 'none', padding: '4px 8px', borderRadius: '4px', cursor: 'pointer', fontWeight: 'bold', transition: '0.2s' }}
+            >
+              EN
+            </button>
+          </div>
+        </div>
+        
+        <p style={{ margin: 0, lineHeight: 1.5 }}>
+          {t[language].disclaimer.text1}
+        </p>
+        <p style={{ margin: 0, lineHeight: 1.5, color: 'var(--text-muted)' }}>
+          {t[language].disclaimer.text2}
+        </p>
+
+        <div style={{
+          marginTop: '0.5rem', padding: '1rem',
+          backgroundColor: 'rgba(255,255,255,0.03)',
+          borderRadius: '8px', display: 'flex', flexDirection: 'column', gap: '1rem'
+        }}>
+          <div style={{ display: 'flex', gap: '1rem', alignItems: 'flex-start' }}>
+            <div style={{ display: 'flex', gap: '0.25rem', marginTop: '0.25rem' }}>
+              <TbSwimming size={24} color="var(--color-green)" />
+              <TbSailboat size={24} color="var(--color-green)" />
+            </div>
+            <div style={{ fontSize: '0.9rem', color: 'var(--text-muted)', lineHeight: 1.4 }}>
+              <div style={{ color: 'var(--text-main)', fontWeight: 'bold', marginBottom: '0.2rem' }}>{language === 'cs' ? 'Zelené ikony (Povoleno)' : 'Green icons (Allowed)'}</div>
+              <ul style={{ margin: 0, paddingLeft: '1.2rem' }}>
+                <li>{t[language].disclaimer.swimDesc}</li>
+                <li>{t[language].disclaimer.sailDesc}</li>
+              </ul>
+            </div>
+          </div>
+          
+          <div style={{ display: 'flex', gap: '1rem', alignItems: 'flex-start' }}>
+            <div style={{ display: 'flex', gap: '0.25rem', marginTop: '0.25rem' }}>
+              <TbSwimming size={24} color="var(--color-red)" />
+              <TbSailboat size={24} color="var(--color-red)" />
+            </div>
+            <div style={{ fontSize: '0.9rem', color: 'var(--text-muted)', lineHeight: 1.4 }}>
+              <div style={{ color: 'var(--text-main)', fontWeight: 'bold', marginBottom: '0.2rem' }}>{language === 'cs' ? 'Červené ikony (Zakázáno)' : 'Red icons (Forbidden)'}</div>
+              {t[language].disclaimer.forbiddenDesc}
+            </div>
+          </div>
+        </div>
+
+        <button 
+          onClick={handleAccept}
+          style={{
+            marginTop: '1rem',
+            padding: '1rem',
+            backgroundColor: 'var(--color-cyan)',
+            color: '#fff',
+            border: 'none',
+            borderRadius: '8px',
+            fontSize: '1.1rem',
+            fontWeight: 'bold',
+            cursor: 'pointer',
+            transition: 'opacity 0.2s'
+          }}
+          onMouseOver={(e) => e.currentTarget.style.opacity = '0.9'}
+          onMouseOut={(e) => e.currentTarget.style.opacity = '1'}
+        >
+          {t[language].disclaimer.button}
+        </button>
+      </div>
+    </div>
+  );
+};
diff --git a/src/components/FavoritesOverview.tsx b/src/components/FavoritesOverview.tsx
index 0a07ce6..81da453 100644
--- a/src/components/FavoritesOverview.tsx
+++ b/src/components/FavoritesOverview.tsx
@@ -8,6 +8,8 @@ import { useNavigate } from 'react-router-dom';
 import { slugify } from '../utils/slugify';
 import { AreaChart, Area, ResponsiveContainer, YAxis } from 'recharts';
 import { FiTrendingUp, FiTrendingDown } from 'react-icons/fi';
+import { TbSwimming, TbSailboat } from 'react-icons/tb';
+import { Tooltip } from './Tooltip';
 
 interface Lake {
   id: string;
@@ -21,6 +23,7 @@ interface Lake {
   outflow: number;
   volume: number;
   maxVolume: number;
+  navigationForbidden: boolean;
   sparkline: number[];
 }
 
@@ -119,9 +122,19 @@ const FavoritesOverview = ({ language }: Props) => {
                   <FiStar size={18} fill="#f59e0b" />
                 </button>
 
-                <h3 style={{ fontSize: '1.25rem', fontWeight: 'bold', margin: 0, paddingRight: '2rem' }}>
-                  {lake.name} {lake.river ? `- ${lake.river}` : ''}
-                </h3>
+                <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-start', paddingRight: '2rem' }}>
+                  <h3 style={{ fontSize: '1.25rem', fontWeight: 'bold', margin: 0 }}>
+                    {lake.name} {lake.river ? `- ${lake.river}` : ''}
+                  </h3>
+                  <div style={{ display: 'flex', gap: '0.4rem', flexShrink: 0 }}>
+                    <Tooltip content={lake.navigationForbidden ? (language === 'cs' ? 'Koupání zakázáno' : 'Swimming forbidden') : (language === 'cs' ? 'Koupání (bez omezení)' : 'Swimming allowed')}>
+                      <TbSwimming size={20} color={lake.navigationForbidden ? 'var(--color-red)' : 'var(--color-green)'} style={{ opacity: lake.navigationForbidden ? 0.5 : 0.8 }} />
+                    </Tooltip>
+                    <Tooltip content={lake.navigationForbidden ? (language === 'cs' ? 'Plavba zakázána' : 'Navigation forbidden') : (language === 'cs' ? 'Plavba (i bezmotorová) povolena' : 'Navigation allowed')}>
+                      <TbSailboat size={20} color={lake.navigationForbidden ? 'var(--color-red)' : 'var(--color-green)'} style={{ opacity: lake.navigationForbidden ? 0.5 : 0.8 }} />
+                    </Tooltip>
+                  </div>
+                </div>
 
                 <div style={{ display: 'flex', alignItems: 'center', gap: '1rem', marginBottom: '1rem' }}>
                   <CircularProgress value={lake.capacity} size={70} strokeWidth={6} />
diff --git a/src/components/LakeDetail.tsx b/src/components/LakeDetail.tsx
index a6adb2f..8510848 100644
--- a/src/components/LakeDetail.tsx
+++ b/src/components/LakeDetail.tsx
@@ -8,7 +8,9 @@ import { WindChart } from './WindChart';
 import { NAVIGATION_LIMITS } from '../utils/navigationLimits';
 import { lakesConfig } from '../../scripts/lakesConfig';
 import { FiAlertCircle, FiStar } from 'react-icons/fi';
+import { TbSwimming, TbSailboat } from 'react-icons/tb';
 import { useFavorites } from '../hooks/useFavorites';
+import { Tooltip as IconTooltip } from './Tooltip';
 
 interface LipnoData {
   timestamp: string;
@@ -283,6 +285,15 @@ const LakeDetail = ({ language, lakeId, windUnit = 'kmh' }: Props) => {
               >
                 <FiStar size={24} fill={isFav ? '#f59e0b' : 'none'} color={isFav ? '#f59e0b' : 'var(--text-muted)'} />
               </button>
+              
+              <div style={{ display: 'flex', gap: '0.5rem', marginLeft: 'auto' }}>
+                <IconTooltip content={(lakeInfo as any).navigationForbidden ? (language === 'cs' ? 'Koupání zakázáno' : 'Swimming forbidden') : (language === 'cs' ? 'Koupání (bez omezení)' : 'Swimming allowed')}>
+                  <TbSwimming size={24} color={(lakeInfo as any).navigationForbidden ? 'var(--color-red)' : 'var(--color-green)'} style={{ opacity: (lakeInfo as any).navigationForbidden ? 0.5 : 0.8 }} />
+                </IconTooltip>
+                <IconTooltip content={(lakeInfo as any).navigationForbidden ? (language === 'cs' ? 'Plavba zakázána' : 'Navigation forbidden') : (language === 'cs' ? 'Plavba (i bezmotorová) povolena' : 'Navigation allowed')}>
+                  <TbSailboat size={24} color={(lakeInfo as any).navigationForbidden ? 'var(--color-red)' : 'var(--color-green)'} style={{ opacity: (lakeInfo as any).navigationForbidden ? 0.5 : 0.8 }} />
+                </IconTooltip>
+              </div>
             </div>
             <p style={{ margin: 0, color: 'var(--text-muted)', fontSize: '0.95rem', lineHeight: '1.5' }}>
               {t[language].seo.lakeDesc.replace('{name}', lakeInfo.name)}
diff --git a/src/components/LakesOverview.tsx b/src/components/LakesOverview.tsx
index a4a9031..e018a1f 100644
--- a/src/components/LakesOverview.tsx
+++ b/src/components/LakesOverview.tsx
@@ -7,6 +7,8 @@ import { useNavigate } from 'react-router-dom';
 import { slugify } from '../utils/slugify';
 import { useFavorites } from '../hooks/useFavorites';
 import { CircularProgress } from './CircularProgress';
+import { Tooltip } from './Tooltip';
+import { TbSwimming, TbSailboat } from 'react-icons/tb';
 
 interface Lake {
   id: string;
@@ -20,6 +22,7 @@ interface Lake {
   outflow: number;
   volume: number;
   maxVolume: number;
+  navigationForbidden: boolean;
   sparkline: number[];
 }
 
@@ -72,7 +75,19 @@ const LakeCard = ({ lake, language, isFav, onToggleFav }: { lake: Lake, language
         <FiStar size={18} fill={isFav ? '#f59e0b' : 'none'} />
       </button>
 
-      <h3 style={{ fontSize: '1.25rem', fontWeight: 'bold', margin: 0, paddingRight: '2rem' }}>{lake.name} {lake.river ? `- ${lake.river}` : ''}</h3>
+      <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-start', paddingRight: '2rem' }}>
+        <h3 style={{ fontSize: '1.25rem', fontWeight: 'bold', margin: 0 }}>
+          {lake.name} {lake.river ? `- ${lake.river}` : ''}
+        </h3>
+        <div style={{ display: 'flex', gap: '0.4rem', flexShrink: 0 }}>
+          <Tooltip content={lake.navigationForbidden ? (language === 'cs' ? 'Koupání zakázáno' : 'Swimming forbidden') : (language === 'cs' ? 'Koupání (bez omezení)' : 'Swimming allowed')}>
+            <TbSwimming size={20} color={lake.navigationForbidden ? 'var(--color-red)' : 'var(--color-green)'} style={{ opacity: lake.navigationForbidden ? 0.5 : 0.8 }} />
+          </Tooltip>
+          <Tooltip content={lake.navigationForbidden ? (language === 'cs' ? 'Plavba zakázána' : 'Navigation forbidden') : (language === 'cs' ? 'Plavba (i bezmotorová) povolena' : 'Navigation allowed')}>
+            <TbSailboat size={20} color={lake.navigationForbidden ? 'var(--color-red)' : 'var(--color-green)'} style={{ opacity: lake.navigationForbidden ? 0.5 : 0.8 }} />
+          </Tooltip>
+        </div>
+      </div>
 
       <div style={{ display: 'flex', alignItems: 'center', gap: '1rem', marginBottom: '1rem' }}>
         <CircularProgress value={lake.capacity} size={70} strokeWidth={6} />
diff --git a/src/components/Tooltip.tsx b/src/components/Tooltip.tsx
new file mode 100644
index 0000000..37ed5bf
--- /dev/null
+++ b/src/components/Tooltip.tsx
@@ -0,0 +1,60 @@
+import { useState, useRef, useEffect, type ReactNode } from 'react';
+
+interface Props {
+  content: string;
+  children: ReactNode;
+}
+
+export const Tooltip = ({ content, children }: Props) => {
+  const [show, setShow] = useState(false);
+  const containerRef = useRef<HTMLDivElement>(null);
+
+  useEffect(() => {
+    const handleClickOutside = (e: MouseEvent) => {
+      if (containerRef.current && !containerRef.current.contains(e.target as Node)) {
+        setShow(false);
+      }
+    };
+    document.addEventListener('mousedown', handleClickOutside);
+    return () => document.removeEventListener('mousedown', handleClickOutside);
+  }, []);
+
+  return (
+    <div 
+      ref={containerRef}
+      style={{ position: 'relative', display: 'inline-flex' }}
+      onMouseEnter={() => setShow(true)}
+      onMouseLeave={() => setShow(false)}
+      onClick={(e) => {
+        e.stopPropagation();
+        setShow(!show);
+      }}
+    >
+      {children}
+      {show && (
+        <div style={{
+          position: 'absolute',
+          bottom: '100%',
+          left: '50%',
+          transform: 'translateX(-50%)',
+          marginBottom: '8px',
+          backgroundColor: 'var(--bg-card)',
+          border: '1px solid var(--border-color)',
+          padding: '0.5rem 0.75rem',
+          borderRadius: '8px',
+          width: 'max-content',
+          maxWidth: '220px',
+          zIndex: 9999,
+          boxShadow: '0 4px 12px rgba(0,0,0,0.5)',
+          color: 'var(--text-main)',
+          fontSize: '0.8rem',
+          lineHeight: 1.4,
+          textAlign: 'center',
+          pointerEvents: 'none'
+        }}>
+          {content}
+        </div>
+      )}
+    </div>
+  );
+};
diff --git a/src/translations.ts b/src/translations.ts
index 6f05d5b..f87705f 100644
--- a/src/translations.ts
+++ b/src/translations.ts
@@ -62,6 +62,15 @@ export const t = {
       contact: 'Contact',
       contactPlaceholder: 'Your email address',
       buyCoffee: 'Buy Me a Coffee'
+    },
+    disclaimer: {
+      title: 'Important Notice',
+      text1: 'Data in this application (water levels, flows, navigation limits, and weather) are obtained from public sources and are purely for informational purposes.',
+      text2: 'The application does not serve as an official source for navigation, boating, recreation, or crisis management. We bear no responsibility for inaccuracies, delays, or data outages. For binding information and verification of restrictions, always contact the relevant authorities (e.g., State Navigation Administration).',
+      swimDesc: 'Swimming allowed (informational). May be restricted locally by hygiene stations.',
+      sailDesc: 'Navigation allowed (informational). May be restricted to non-motorized vessels.',
+      forbiddenDesc: 'Strictly forbidden. Usually a drinking water reservoir or nature reserve.',
+      button: 'I understand and agree'
     }
   },
   cs: {
@@ -123,8 +132,17 @@ export const t = {
       windUnitKmh: 'km/h',
       windUnitMs: 'm/s',
       contact: 'Kontakt',
-      contactPlaceholder: 'Vaše e-mailová adresa',
-      buyCoffee: 'Kup mi kávu'
+      contactPlaceholder: 'Váš e-mail',
+      buyCoffee: 'Kupte mi kávu'
+    },
+    disclaimer: {
+      title: 'Důležité upozornění',
+      text1: 'Data v této aplikaci (hladiny, průtoky, limity plavby a počasí) jsou získávána z veřejných zdrojů a mají čistě informativní charakter.',
+      text2: 'Aplikace neslouží jako oficiální zdroj pro navigaci, plavbu, rekreaci ani krizové řízení. Za případné nepřesnosti, zpoždění nebo výpadky dat neneseme žádnou odpovědnost. Pro závazné informace a ověření omezení vždy kontaktujte příslušné úřady (např. Státní plavební správu).',
+      swimDesc: 'Koupání obecně povoleno. Upozorňujeme na možné lokální zákazy z důvodu zhoršené kvality vody (sinice).',
+      sailDesc: 'Plavba obecně povolena. Typ plavidel (např. se spalovacím motorem) může být místně omezen vyhláškou SPS.',
+      forbiddenDesc: 'Přísný zákaz! Jedná se o vodárenskou nádrž (zdroj pitné vody) nebo přísně chráněnou přírodní rezervaci.',
+      button: 'Rozumím a souhlasím'
     }
   }
 };