Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Hazardous Weather Conditions

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

35NM W San Francisco CA

Marine Point Forecast

[NOTICE]

Tuesday
NW 20kt
6-7ft

Small Craft Advisory
Tuesday Night
NW 19kt
7ft

Small Craft Advisory
Wednesday
NW 18kt
6ft
Wednesday Night
NW 21kt
9ft

Small Craft Advisory
Thursday
NNW 27kt
10-11ft
Thursday Night
NNW 27kt
10ft
Friday
NNW 15kt
7-8ft
Friday Night
NW 17kt
6-7ft
Saturday
NW 14kt
5-6ft

Associated Zone Forecast which includes this point

Last Update: 1:43 am PDT Apr 14, 2026
Forecast Valid: 4am PDT Apr 14, 2026-6pm PDT Apr 20, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

Tuesday

NW wind 16 to 20 kt. Mostly sunny. Mixed swell...NW 5 to 6 ft at 8 seconds and S 2 ft at 14 seconds. Wind waves around 3 ft.

Tuesday Night

NW wind around 19 kt. Mostly cloudy. Mixed swell...NNW 6 ft at 8 seconds and S 1 to 2 ft at 14 seconds. Wind waves around 3 ft.

Wednesday

NW wind 15 to 18 kt. Partly sunny. Mixed swell...NW 5 ft at 7 seconds and SSW 2 ft at 15 seconds. Wind waves 2 to 3 ft.

Wednesday Night

NW wind 15 to 21 kt. Partly cloudy. Mixed swell...NW 8 ft and SSW 3 ft. Wind waves 2 to 4 ft.

Thursday

NNW wind 24 to 27 kt. Sunny. Mixed swell...NW 8 to 10 ft and SSW 2 ft. Wind waves 4 to 5 ft.

Thursday Night

NNW wind 19 to 27 kt. Mostly clear. Mixed swell...NW 10 ft and S 1 to 3 ft becoming SSW. Wind waves 4 to 5 ft.

Friday

NNW wind 9 to 15 kt. Sunny. Mixed swell...NNW 6 to 8 ft and SSW 2 to 3 ft. Wind waves around 2 ft.

Friday Night

NW wind 15 to 17 kt. Mostly cloudy. Mixed swell...NW 6 ft and SSW 2 ft. Wind waves around 3 ft.

Saturday

NW wind 10 to 14 kt. Mostly sunny. Mixed swell...NNW 4 to 5 ft and SSW 1 to 2 ft. Wind waves around 2 ft.

*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.