Frahelž, river Lužnice, flood warning profile category B, Surface water

Czech hydrometeorological institute


current status
Mean stage
Tendency : Steady state
river Lužnice
gauge Frahelž
category B
inclusion Hlásný profil
altitude 412.35 a.s.l.
region Jihočeský kraj
basin number 1-07-02
municipality Třeboň
gauge operator ČHMÚ České Budějovice
sub-basin Horní Vltava

Measured data

stage date and time stage [cm] flow [m3.s-1] temperature [°C]
09.04.2025 17:20 45 2.06 9
09.04.2025 17:10 45 2.06 8.9
09.04.2025 17:00 44 1.91 8.9
09.04.2025 16:50 44 1.91 8.9
09.04.2025 16:40 44 1.91 8.8
09.04.2025 16:00 44 1.91 8.7
09.04.2025 15:00 47 2.36 8.4
09.04.2025 14:00 47 2.36 8.2
09.04.2025 13:00 47 2.36 8
09.04.2025 12:00 47 2.36 7.9
09.04.2025 11:00 48 2.52 7.9
09.04.2025 10:00 48 2.52 7.9
09.04.2025 09:00 47 2.36 8
09.04.2025 08:00 48 2.52 8.1
09.04.2025 07:00 48 2.52 8.2
09.04.2025 06:00 48 2.52 8.3
09.04.2025 05:00 48 2.52 8.5
09.04.2025 04:00 48 2.52 8.6
09.04.2025 03:00 48 2.52 8.7
09.04.2025 02:00 48 2.52 8.8
09.04.2025 01:00 48 2.52 8.9
09.04.2025 00:00 48 2.52 9
08.04.2025 23:00 48 2.52 9
08.04.2025 22:00 48 2.52 9
08.04.2025 21:00 48 2.52 9
08.04.2025 20:00 48 2.52 9
08.04.2025 19:00 48 2.52 8.9
08.04.2025 18:00 49 2.67 8.8
08.04.2025 17:00 49 2.67 8.7

Flood warning limits

flood warning levels water stage
Drought 31 cm
Flood watch 170 cm
Flood warning 200 cm
Flooding 240 cm
Extreme flooding 298 cm

Legend - measurement affected

Measurement affected
The measurement is affected by ice phenomena

Valid for / Critical locality :

Rožmberk - Veselí nad Lužnicí

Probability of exceeding levels of flood activity

time of release of the probabilistic forecast 09. 04. 2025 06:00
date Flood watch Flood warning Flooding
09. 04. 07h
less than 5%
less than 5%
less than 5%
09. 04. 19h
less than 5%
less than 5%
less than 5%
10. 04. 07h
less than 5%
less than 5%
less than 5%
10. 04. 19h
less than 5%
less than 5%
less than 5%
11. 04. 07h
less than 5%
less than 5%
less than 5%
11. 04. 19h
less than 5%
less than 5%
less than 5%
Pravděpodobnostní zobrazení LAEF

©Český hydrometeorologický ústav