| Green - No warnings |
| Yellow - The weather is potentially dangerous |
| Orange - The weather is dangerous |
| Red - The weather is very dangerous |
| Marine forecast warning |
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| Region | Awareness type | Hours | 00 | 03 | 06 | 09 | 12 | 15 | 18 | 21 | 24 | More | |||||||||||||||||
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| Osijek region | |||||||||||||||||||||||||||||
| Zagreb region | |||||||||||||||||||||||||||||
| Karlovac region | |||||||||||||||||||||||||||||
| Gospić region | |||||||||||||||||||||||||||||
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Valid from 17.09.2026 10:00:00 until 17.09.2026 23:59:59 | Awareness Level: Yellow Locally heavy rain, especially in Gorski kotar. Locally flash floods possible. Rainfall > 30 mm STAY ALERT and be aware of the possibility of localised flooding of a minor number of buildings and local interruption in outdoor activities. Difficult driving conditions are expected due to reduced visibility and wet roads. | |||||||||||||||||||||||||||||
| Rijeka region | |||||||||||||||||||||||||||||
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Valid from 17.09.2026 08:00:00 until 17.09.2026 23:59:59 | Awareness Level: Orange Locally severe thundershowers. Lightning risk > 70 % BE PREPARED for heavy thunderstorms that may cause heavy damage, and protect yourself from lightning. Property damage and tree damage are possible. Local flash floods, storm gusts are hail are possible. Interruptions in outdoor activities and in traffic are possible. | |||||||||||||||||||||||||||||
| Split region | |||||||||||||||||||||||||||||
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Valid from 17.09.2026 18:00:00 until 17.09.2026 23:59:59 | Awareness Level: Yellow Locally severe thundershowers especially in the north. Lightning risk > 60 % STAY ALERT for possible heavy thunderstorms. Be especially careful in high-exposure areas such as mountains, forests, meadows and open grounds. Interruptions in outdoor activities are possible. | |||||||||||||||||||||||||||||
| Knin region | |||||||||||||||||||||||||||||
| Dubrovnik region | |||||||||||||||||||||||||||||
| Coastal wind warnings for Croatian Adriatic climate regions | |||||||||||||||||||||||||||||
| West Istrian coast | |||||||||||||||||||||||||||||
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Valid from 17.09.2026 06:00:00 until 17.09.2026 18:00:00 | Awareness Level: Yellow Locally fresh NE wind. Maximum wind gusts 35-40 knot (65-75 km/h) IMPACT: Although rather usual in this region, locally or potentially dangerous wind speeds are expected to produce dangerous wave conditions to small crafts. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in these conditions. Mariners should pay close attention to the marine forecast and consider wind and sea conditions in planning. It is possible that some ferry lines will not operate so follow traffic information if travelling. | |||||||||||||||||||||||||||||
| Kvarner i Kvarneric | |||||||||||||||||||||||||||||
| Velebit channel | |||||||||||||||||||||||||||||
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Valid from 17.09.2026 15:00:00 until 17.09.2026 21:00:00 | Awareness Level: Yellow Locally fresh NE wind. Maximum wind gusts 35-40 knot (65-75 km/h) IMPACT: Although rather usual in this region, locally or potentially dangerous wind speeds are expected to produce dangerous wave conditions to small crafts. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in these conditions. Mariners should pay close attention to the marine forecast and consider wind and sea conditions in planning. It is possible that some ferry lines will not operate so follow traffic information if travelling. | |||||||||||||||||||||||||||||
| North Dalmatia region | |||||||||||||||||||||||||||||
| Middle Dalmatia region | |||||||||||||||||||||||||||||
| South Dalmatia region | |||||||||||||||||||||||||||||
Locally heavy rain, especially in Gorski kotar. Locally flash floods possible. Rainfall > 30 mm
Locally severe thundershowers. Lightning risk > 70 %
Locally severe thundershowers especially in the north. Lightning risk > 60 %
Locally fresh NE wind. Maximum wind gusts 35-40 knot (65-75 km/h)
Locally fresh NE wind. Maximum wind gusts 35-40 knot (65-75 km/h)
