Heřmaň, river Blanice, forecasting profile category A, Surface water

Czech hydrometeorological institute

current status	Drought Tendency : Steady state
river	Blanice
gauge	Heřmaň
category	A
inclusion	forecasting profile
altitude	367.63 a.s.l.
region	Jihočeský kraj
basin number	1-08-03
municipality	Písek
gauge operator	ČHMÚ České Budějovice
sub-basin	Horní Vltava

Measured and predicted data

date and time	stage [cm]	flow [m3.s-1]
18.05.2024 12:20	17	0.891
18.05.2024 12:10	17	0.891
18.05.2024 12:00	17	0.891
18.05.2024 11:50	17	0.891
18.05.2024 11:40	17	0.891
18.05.2024 11:30	17	0.891
18.05.2024 11:20	17	0.891
18.05.2024 11:00	17	0.891
18.05.2024 10:00	19	1.1
18.05.2024 09:00	18	0.993
18.05.2024 08:00	17	0.891
18.05.2024 07:00	17	0.891
18.05.2024 06:00	18	0.993
18.05.2024 05:00	20	1.21
18.05.2024 04:00	17	0.891
18.05.2024 03:00	16	0.795
18.05.2024 02:00	16	0.795
18.05.2024 01:00	16	0.795
18.05.2024 00:00	17	0.891
17.05.2024 23:00	18	0.993
17.05.2024 22:00	24	1.72
17.05.2024 21:00	18	0.993
17.05.2024 20:00	18	0.993
17.05.2024 19:00	17	0.891
17.05.2024 18:00	17	0.891
17.05.2024 17:00	18	0.993
17.05.2024 16:00	20	1.21
17.05.2024 15:00	23	1.58
17.05.2024 14:00	17	0.891
17.05.2024 13:00	22	1.45
17.05.2024 12:00	17	0.891

date and time	stage [cm]	flow [m3.s-1]
21. 05. 2024 02:00	18	0.969
21. 05. 2024 01:00	18	0.969
21. 05. 2024 00:00	18	0.969
20. 05. 2024 23:00	18	0.969
20. 05. 2024 22:00	18	0.97
20. 05. 2024 21:00	18	0.97
20. 05. 2024 20:00	18	0.971
20. 05. 2024 19:00	18	0.971
20. 05. 2024 18:00	18	0.972
20. 05. 2024 17:00	18	0.973
20. 05. 2024 16:00	18	0.973
20. 05. 2024 15:00	18	0.974
20. 05. 2024 14:00	18	0.975
20. 05. 2024 13:00	18	0.975
20. 05. 2024 12:00	18	0.976
20. 05. 2024 11:00	18	0.977
20. 05. 2024 10:00	18	0.977
20. 05. 2024 09:00	18	0.978
20. 05. 2024 08:00	18	0.979
20. 05. 2024 07:00	18	0.979
20. 05. 2024 06:00	18	0.98
20. 05. 2024 05:00	18	0.981
20. 05. 2024 04:00	18	0.981
20. 05. 2024 03:00	18	0.982
20. 05. 2024 02:00	18	0.982
20. 05. 2024 01:00	18	0.983
20. 05. 2024 00:00	18	0.984
19. 05. 2024 23:00	18	0.985
19. 05. 2024 22:00	18	0.986
19. 05. 2024 21:00	18	0.986
19. 05. 2024 20:00	18	0.988
19. 05. 2024 19:00	18	0.989
19. 05. 2024 18:00	18	0.991
19. 05. 2024 17:00	18	0.994
19. 05. 2024 16:00	18	0.997
19. 05. 2024 15:00	18	1
19. 05. 2024 14:00	18	1
19. 05. 2024 13:00	18	1.01
19. 05. 2024 12:00	18	1.01
19. 05. 2024 11:00	18	1.02
19. 05. 2024 10:00	18	1.02
19. 05. 2024 09:00	18	1.03
19. 05. 2024 08:00	18	1.03
19. 05. 2024 07:00	18	1.04
19. 05. 2024 06:00	18	1.04
19. 05. 2024 05:00	18	1.05
19. 05. 2024 04:00	19	1.05
19. 05. 2024 03:00	19	1.05
19. 05. 2024 02:00	19	1.05
19. 05. 2024 01:00	19	1.05
19. 05. 2024 00:00	19	1.05
18. 05. 2024 23:00	19	1.05
18. 05. 2024 22:00	18	1.05
18. 05. 2024 21:00	18	1.05
18. 05. 2024 20:00	18	1.05
18. 05. 2024 19:00	18	1.04
18. 05. 2024 18:00	18	1.04
18. 05. 2024 17:00	18	1.04
18. 05. 2024 16:00	18	1.04
18. 05. 2024 15:00	18	1.04
18. 05. 2024 14:00	18	1.03
18. 05. 2024 13:00	18	1.03
18. 05. 2024 12:00	18	1.03
18. 05. 2024 11:00	18	1.02
18. 05. 2024 10:00	18	1.02
18. 05. 2024 09:00	18	1.02
18. 05. 2024 08:00	18	1.02
18. 05. 2024 07:00	17	0.891

Flood warning limits

flood warning levels	water stage
Flood watch	110 cm
Flood warning	150 cm
Flooding	180 cm
Extreme flooding	305 cm
Drought	17 cm

Legend - measurement affected

Measurement affected
The measurement is affected by ice phenomena

Valid for / Critical locality :

Heřmaň - ústí Blanice do Otavy

Probability of exceeding levels of flood activity

date	Flood watch	Flood warning	Flooding
18. 05. 07h	less than 5%	less than 5%	less than 5%
18. 05. 19h	less than 5%	less than 5%	less than 5%
19. 05. 07h	less than 5%	less than 5%	less than 5%
19. 05. 19h	less than 5%	less than 5%	less than 5%
20. 05. 07h	less than 5%	less than 5%	less than 5%
20. 05. 19h	less than 5%	less than 5%	less than 5%

18. 05. 2024 06:00 - čas vydání pravděpodobnostní předpovědi

Pravděpodobnostní zobrazení LAEF

Flood warning and forecasting service

FWFS

Heřmaň, river Blanice, forecasting profile category A, Surface water