Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

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Last Map Update: Tue, Nov 18, 2025 at 6:44:26 am PST

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

National Weather Service San Joaquin Valley, CA

Winter Storm Warning

Winter Weather Advisory

Small Craft Advisory

Flood Watch

Early Week Winter Weather Hazards

Sierra Travel Forecast

An additional Winter Weather Advisory has been issued for Mono county, in effect from 7am Monday until 7am Tuesday. The Winter Weather Advisory for the Tahoe Basin remains unchanged and goes until 4pm Monday.