Flood warning system and alerts

Information and resources to warn you of potential flooding on King County rivers. Early warning can give you time to prepare before flooding occurs.

Water churns making white caps in a creek.

Flood Warning System

Information and resources to help you stay informed about potential flooding.

Frequently asked questions about the Flood Warning System

Answers to frequently asked questions about the Flood Warning System.

Related Topics

Road closures

View an interactive map of road closures in King County.

Flood photo viewer

Review historic flood photos with King County iMap.

Stormwater Services

Information about stormwater and surface water management in King County.

Capital projects

Learn about capital projects related to flooding in King County.

Flood hazard maps

Maps and information about King County flood hazards.

How to prepare for flooding

Learn about how to prepare for flooding.

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