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

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

21NM NW Santa Cruz CA

Marine Point Forecast

[NOTICE]

Today
⇑NW 13kt
4-5ft
Tonight
NNW 15kt
4-5ft
Tuesday
NW 13kt
4-5ft
Tuesday Night
NW 14kt
4ft
Wednesday
NNW 13kt
3-4ft
Wednesday Night
NW 13kt
3ft
Thursday
NNW 19kt
5-6ft
Thursday Night
NNW 20kt
6ft
Friday
N 11kt
4-5ft

Associated Zone Forecast which includes this point

Last Update: 1:26 am PDT Apr 13, 2026
Forecast Valid: 8am PDT Apr 13, 2026-6pm PDT Apr 19, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming NW 8 to 13 kt in the afternoon. Sunny. Mixed swell...W 4 to 5 ft at 10 seconds and S 2 ft at 15 seconds. Wind waves 1 to 2 ft.

Tonight

NNW wind around 15 kt. Mostly cloudy. Mixed swell...WNW 5 ft at 8 seconds and SSW 1 to 2 ft at 13 seconds. Wind waves around 2 ft.

Tuesday

NW wind 10 to 13 kt. Mostly cloudy, then gradually becoming sunny. Mixed swell...WNW 4 to 5 ft at 7 seconds and SSW 2 ft at 14 seconds. Wind waves around 2 ft.

Tuesday Night

NW wind 12 to 14 kt. Increasing clouds. Mixed swell...NW 4 ft and SSW 1 ft. Wind waves around 2 ft.

Wednesday

NNW wind 11 to 13 kt. Partly sunny. Mixed swell...NW 3 to 4 ft and SSW 1 ft. Wind waves around 2 ft.

Wednesday Night

NW wind 10 to 13 kt, with gusts as high as 19 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 2 ft.

Thursday

NNW wind 16 to 19 kt, with gusts as high as 25 kt. Sunny. Mixed swell...NW 5 to 6 ft and SSW 1 to 2 ft. Wind waves around 3 ft.

Thursday Night

NNW wind 12 to 20 kt, with gusts as high as 26 kt. Mostly clear. Mixed swell...WNW 7 ft and SSW 1 ft. Wind waves 2 to 3 ft.

Friday

N wind 7 to 11 kt. Sunny. Mixed swell...WNW 4 to 5 ft and SSW 2 ft. Wind waves 1 to 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.