Back-to-Back Pacific Storms to Impact the West Coast; Heavy Snow in the Central Appalachians

Back-to-back powerful Pacific storm systems to impact the Pacific Northwest and northern California through the end of this week with heavy rain, flooding, strong winds, and higher elevation mountain snow. A strong, long-duration atmospheric river will accompany the Pacific storms, bringing excessive rainfall and flash flooding to southwest Oregon and northwest California through the week. Read More >

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Last Map Update: Thu, Nov 21, 2024 at 12:52:08 am PST

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

Winter Storm Warning

High Wind Warning

Storm Warning

Avalanche Warning

Flood Warning

Gale Warning

Winter Weather Advisory

Flood Advisory

High Surf Advisory

Small Craft Advisory

Hazardous Seas Warning

Lake Wind Advisory

Wind Advisory

Gale Watch

Flood Watch

High Wind Watch

Hydrologic Outlook

Eureka Radar

Peak Wind Forecast

Flood Watch

Winter Storm Warning

KBHX Radar

Winds remain strong along coastal Mendocino and areas of Lake County this afternoon. Another increase of winds for the area is expected Thursday afternoon. Southerly gusts of 30-50 mph are possible with higher gusts possible on coastal headlands and ridges.

Life-Threatening Flooding Potential. A Flood Watch is in effect from 4 AM Wednesday into Friday across much of the forecast area to a forecast with prolonged periods of moderate to heavy rain. A rapid rises of rivers, creeks, and streams are expected, along with high water water in low lying & poor drainage areas.

A Winter Storm Warning is in effect for portions of Trinity County above 2000 feet from 4PM Tuesday to 3 AM Thursday, and above 4000 feet through 10 PM Wednesday. Snow accumulations of 5 to 12 inches above 2000 feet, and 1 to 3 foot above 4000 feet is forecast. Highway passes impacted include Oregon Mountain and Weaverville on Highway 299, Scott Mountain Summit on Highway 3, and portions of Highways 36 . Wind gusts to 50 mph will help produce near blizzard conditions on mountain passes. Monitor the latest forecast updates at https://www.weather.gov/eka/