National Weather Service United States Department of Commerce

Multi-day, Potentially Catastrophic Heavy Rainfall and Severe Weather Event

A multi-day, potentially historic heavy rainfall event may produce catastrophic and life-threatening flooding through Saturday from the Ozarks into the Ohio River Valley. Several clusters of strong to severe storms are expected from the Southern Plains, Mid Mississippi Valley to the Ohio/Tennessee Valleys and the Mid Atlantic. Read More >

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Last Map Update: Wed, Apr 2, 2025 at 8:52:23 pm PDT

Frost and freeze conditions will occur again late tonight into early Thursday morning across many interior valley locations, especially for interior Mendocino and Lake counties. Protect tender plants, provide adequate shelter for pets, and take steps to prevent outdoor water pipes from freezing and bursting.

 

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