Know the Terms

Flood Watch

Rainfall is heavy enough to cause rivers to overflow their banks. Flooding is possible. 

Flood Warning

Flooding is occurring or very likely to happen in an affected river, lake or tidewater area. If told to leave, do so immediately. 

Flash Flood Watch

Flash flooding in specified areas is possible. Be Alert! You may need to take quick action.

Flash Flood Warning

Flash flooding is occurring or is likely to happen along certain streams and select areas. Get to a safe place immediately!