Tracking Areas of Winter Weather and Heavy Rainfall

A cold front will move through the Great Lakes and Northeast U.S. today, bringing areas of snow and snow squalls which can bring rapid reductions to visibility and slick roads. A storm system will shift from the northern Gulf Coast through the Southeast U.S. today through Friday with areas of heavy to excessive rainfall and light snow further north. Heavy snow is also expected in the Rockies. Read More >

Click a location below for detailed forecast.

Last Map Update: Thu, Dec 4, 2025 at 11:48:05 am PST

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

Coastal Flood Advisory

Small Craft Advisory

High Tides and Coastal Flooding This Week

Higher than normal tides are forecast this week, which is expected to bring minor coastal flooding impacts around Humboldt Bay (King Salmon and Jackson Ranch Rd in the Arcata Bottoms). The absence of storm surge and high surf are likely to keep impacts minor and confined mostly to Humboldt Bay. For details visit: https://tidesandcurrents.noaa.gov/stations.html?type=Water+Levels#California