Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

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Last Map Update: Wed, Apr 22, 2026 at 5:32:12 am PDT

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

Winter Weather Advisory

Sierra Travel Forecast

A Winter Weather Advisory is in effect for the Greater Lake Tahoe region and Mono County as a spring storm brings heavy snow and strong/gusty winds Tuesday morning through Wednesday.