Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

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Last Map Update: Mon, Sep 29, 2025 at 2:18:18 pm PDT

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

Gale Warning

Small Craft Advisory

Lake Wind Advisory

Wind Advisory

Gale Watch

Strong Southerly Winds Tuesday

Rain This Coming Week

A front will bring strong southerly winds Tuesday. Winds will increase throughout the day Tuesday. Winds of 20 to 30 mph are forecast, with the more exposed coastal headland and ridges expected to reach gusts to 50 mph.

The first round of rain arrives to the northwest California late tonight into Monday, with another round of rain arriving Tuesday. This graphic shows our current forecasted total rain amounts for NW California for each wave. NW portions of the area are highly likely to see over an inch of rain, while southern portions could see up to a quarter inch in drier climates. Rain totals are expected to be higher in mountainous terrain as well. Regardless, expect a soggy Monday and Tuesday.