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]
03.05.2026 17:40 80 0.562 7.7
03.05.2026 17:30 80 0.562 7.7
03.05.2026 17:20 80 0.562 7.7
03.05.2026 17:10 80 0.562 7.7
03.05.2026 17:00 80 0.562 7.8
03.05.2026 16:50 80 0.562 7.7
03.05.2026 16:40 81 0.635 7.7
03.05.2026 16:00 80 0.562 7.6
03.05.2026 15:00 80 0.562 7.2
03.05.2026 14:00 81 0.635 6.5
03.05.2026 13:00 80 0.562 5.9
03.05.2026 12:00 80 0.562 5.2
03.05.2026 11:00 81 0.635 4.6
03.05.2026 10:00 81 0.635 4.4
03.05.2026 09:00 81 0.635 4.3
03.05.2026 08:00 80 0.562 4.3
03.05.2026 07:00 81 0.635 4.4
03.05.2026 06:00 81 0.635 4.5
03.05.2026 05:00 81 0.635 4.7
03.05.2026 04:00 81 0.635 4.9
03.05.2026 03:00 81 0.635 5.1
03.05.2026 02:00 81 0.635 5.4
03.05.2026 01:00 81 0.635 5.6
03.05.2026 00:00 81 0.635 5.8
02.05.2026 23:00 81 0.635 6.1
02.05.2026 22:00 81 0.635 6.3
02.05.2026 21:00 81 0.635 6.4
02.05.2026 20:00 81 0.635 6.6
02.05.2026 19:00 80 0.562 6.8
02.05.2026 18:00 80 0.562 6.9
02.05.2026 17:00 80 0.562 7