Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SSE San Francisco CA

Marine Point Forecast

[NOTICE]

This Afternoon
WNW 11kt
< 1ft
Tonight
WNW 9kt⇓
< 1ft
Wednesday
⇑NW 7kt
< 1ft
Wednesday Night
WNW 6kt⇓
< 1ft
Thursday
Light Wind
< 1ft
Thursday Night
WNW 7kt⇓
< 1ft
Friday
⇑WNW 6kt
< 1ft
Friday Night
W 8kt
< 1ft
Saturday
⇑NW 6kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 1:26 pm PDT Mar 10, 2026
Forecast Valid: 3pm PDT Mar 10, 2026-6pm PDT Mar 17, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

WNW wind 9 to 11 kt. Sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Tonight

WNW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Mostly clear. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming NW 5 to 7 kt in the afternoon. Sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Wednesday Night

WNW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.

Thursday

Variable winds 5 kt or less. Sunny. N swell 0 ft. Wind waves 1 ft or less.

Thursday Night

WNW wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming WNW around 6 kt in the afternoon. Partly sunny. N swell 0 ft. Wind waves 1 ft or less.

Friday Night

W wind 6 to 8 kt. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming NW around 6 kt in the afternoon. Sunny. N swell 0 ft. Wind waves 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.