Janov - Harrachov, river Mumlava, flood warning profile category B, Surface water

Czech hydrometeorological institute


current status
Mean stage
Tendency : Steady state
river Mumlava
gauge Janov - Harrachov
category B
inclusion Hlásný profil
altitude 580.65 a.s.l.
region Liberecký kraj
basin number 1-05-01
municipality Tanvald
gauge operator ČHMÚ Praha
sub-basin Horní a střední Labe

Measured data

stage date and time stage [cm] flow [m3.s-1] temperature [°C]
26.10.2026 01:00 103 3.31 4.2
26.10.2026 00:50 103 3.31 4.2
26.10.2026 00:40 104 3.5 4.2
26.10.2026 00:30 104 3.5 4.2
26.10.2026 00:20 105 3.7 4.1
26.10.2026 00:10 104 3.5 4.1
26.10.2026 00:00 104 3.5 4.1
25.10.2026 23:00 104 3.5 4.1
25.10.2026 22:00 105 3.7 4
25.10.2026 21:00 103 3.31 4
25.10.2026 20:00 102 3.12 4.1
25.10.2026 19:00 99 2.6 4.4
25.10.2026 18:00 93 1.75 4.5
25.10.2026 17:00 85 0.954 4.4
25.10.2026 16:00 85 0.954 4.4
25.10.2026 15:00 83 0.79 4.3
25.10.2026 14:00 82 0.712 4.2
25.10.2026 13:00 82 0.712 4.1
25.10.2026 12:00 79 0.49 4.1
25.10.2026 11:00 78 0.421 4
25.10.2026 10:00 78 0.421 4
25.10.2026 09:00 77 0.358 4
25.10.2026 08:00 77 0.358 4.1
25.10.2026 07:00 77 0.358 4.2
25.10.2026 06:00 77 0.358 4.2
25.10.2026 05:00 77 0.358 4.4
25.10.2026 04:00 77 0.358 4.5
25.10.2026 03:00 77 0.358 4.6
25.10.2026 02:00 77 0.358 4.7
25.10.2026 01:00 77 0.358 4.8

Flood warning limits

flood warning levels water stage
Drought 78 cm
Flood watch 160 cm
Flood warning 190 cm
Flooding 250 cm
Extreme flooding 291 cm

Legend - measurement affected

Measurement affected
The measurement is affected by ice phenomena

© Český hydrometeorologický ústav