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Red alert: Storm surges on the Baltic Sea endanger coastal cities!
Current water levels and storm surges on the Baltic Sea in Schleswig-Holstein: data, warnings and rules of conduct for residents.
Red alert: Storm surges on the Baltic Sea endanger coastal cities!
On July 9, 2025, the storm surges on the Baltic Sea will cast their shadow on the coastal areas. The current water levels show that nature is once again showing its whims. The data comes from various institutions that are keeping a close eye on the situation, including the Kiel News and HI Schleswig-Holstein.
Five storm surges were already recorded in the Baltic Sea in the last season from July 2022 to June 2023, while seven storm surges were recorded in the 2021/2022 season. The number of storm surges is also increasing in the North Sea; A total of thirteen weather events like this were counted in the 2023/2024 season Federal Maritime and Hydrographic Agency reported.
Water levels at a glance
The water levels on the Baltic Sea are meticulously monitored. For example, the average water level at Kiel-Holtenau was determined to be 504 centimeters. The highest flood level of all time, which was 797 centimeters, was measured in November 1872. Current measurements show that the northern German coastal regions are still affected by high water levels today.
| Location | water level | Change to midwater |
|---|---|---|
| North Sea | 669cm | +15 cm |
| Schlei | 532cm | +25 cm |
| Eider | 629cm | +7cm |
Safety tips during floods
Health and safety come first when natural phenomena such as storm surges occur. The responsible authorities recommend that you follow some important rules of conduct during such times. This includes turning off electricity and gas, securing personal items and having battery-operated radios and flashlights available. Those who prepare well in advance have the best chance of getting through the unpredictable weather conditions safely.
The flood warnings are coordinated by various authorities, and if necessary, warning channels such as radio, television and even warning apps are active to inform the population in good time. Flood control centers are active everywhere in Germany and deal with the dangers and automatically monitor the sighting of floods.
Nature continually draws attention to its power, and dealing with it correctly is essential for the safety of local residents. Everyone should inform themselves in good time and be well prepared - then you can stay on track even during floods.