Flood forecasting service
Czech Hydrometeorological Institute

Detail station Janov - Harrachov

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Water stage
 
Flow
River Mumlava
Gauge Janov - Harrachov
Category B
Basin number 1-05-01
Municipality Tanvald
Gauge operator ČHMÚ Praha
Flood warning limits
1. Level H = 160 [cm] Flood watch
2. Level H = 190 [cm] Flood warning
3. Level H = 250 [cm] Flooding
3. Level H = 291 [cm] Extreme flooding
Drought H = 78 [cm] Drought

Gauge metadata Janov - Harrachov
Measurement and forecast (data)
 
Date and time Stage [cm] Flow [m3s-1] Temperature [°C]
14.02.2026 04:50 96 2.14 0.9
14.02.2026 04:40 99 2.6 0.8
14.02.2026 04:30 99 2.6 0.8
14.02.2026 04:20 99 2.6 0.9
14.02.2026 04:10 100 2.77 0.8
14.02.2026 04:00 99 2.6 0.9
14.02.2026 03:50 100 2.77 0.8
14.02.2026 03:00 100 2.77 0.9
14.02.2026 02:00 102 3.12 0.9
14.02.2026 01:00 103 3.31 0.9
14.02.2026 00:00 104 3.5 0.9
13.02.2026 23:00 104 3.5 0.9
13.02.2026 22:00 105 3.7 0.9
13.02.2026 21:00 107 4.1 0.9
13.02.2026 20:00 107 4.1 0.9
13.02.2026 19:00 108 4.3 0.9
13.02.2026 18:00 109 4.51 1
13.02.2026 17:00 108 4.3 1
13.02.2026 16:00 110 4.72 1
13.02.2026 15:00 109 4.51 1
13.02.2026 14:00 109 4.51 0.9
13.02.2026 13:00 110 4.72 0.9
13.02.2026 12:00 111 4.93 0.8
13.02.2026 11:00 111 4.93 0.8
13.02.2026 10:00 111 4.93 0.8
13.02.2026 09:00 113 5.37 0.7
13.02.2026 08:00 114 5.59 0.7
13.02.2026 07:00 114 5.59 0.7
13.02.2026 06:00 115 5.81 0.7
13.02.2026 05:00 118 6.51 0.6
13.02.2026 04:00 117 6.27 0.6