Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

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Last Map Update: Tue, Nov 18, 2025 at 9:00:15 pm PST

Watches, Warnings & Advisories

National Weather Service Salt Lake City, UT

National Weather Service San Joaquin Valley, CA

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National Weather Service NWS Flagstaff, AZ

National Weather Service Los Angeles, CA

Winter Storm Warning

Flood Warning

Winter Weather Advisory

Dense Fog Advisory

Flood Watch

UPGRADE: Winter Storm Warnings

Flood Watch

Winter Weather Advisories for area mountains above 6000 feet have been upgraded to Winter Storm Warnings, with start times pushed back 6 to 12 hours. Snow total accumulations have significantly increased for Lida Summit, the Spring Mountains, and the Sheep Range. Travel will be dangerous along California State Route 168, Nevada State Route 266, and Nevada State Routes 156 and 157.

Storm Impacting the Southwest U.S.

NWS Forecast Office Las Vegas, NV