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

11NM SE Point Arena CA

Marine Point Forecast

[NOTICE]

Tuesday
NW 18kt
4ft

Small Craft Advisory
Tuesday Night
NNW 16kt
3-4ft

Small Craft Advisory
Wednesday
NNW 12kt
3ft
Wednesday Night
NNW 16kt
6ft

Small Craft Advisory
Thursday
NNW 20kt
6ft
Thursday Night
N 21kt⇓
6ft
Friday
⇑WNW 10kt
4-5ft
Friday Night
NNW 8kt
3-4ft
Saturday
⇑WNW 7kt
2-3ft

Associated Zone Forecast which includes this point

Last Update: 1:43 am PDT Apr 14, 2026
Forecast Valid: 2am PDT Apr 14, 2026-6pm PDT Apr 20, 2026

View Nearby Observations

Detailed Forecast

Tuesday

NW wind 11 to 18 kt. Sunny. Mixed swell...WNW 3 to 4 ft at 8 seconds and S 3 ft at 13 seconds. Wind waves 2 to 3 ft.

Tuesday Night

NNW wind 12 to 16 kt. Increasing clouds. Mixed swell...NW 3 ft at 7 seconds and S 1 to 3 ft at 11 seconds building to at 14 seconds . Wind waves 2 to 3 ft.

Wednesday

NNW wind 10 to 12 kt. A slight chance of rain after 11am. Mixed swell...NW 3 ft at 7 seconds and SSW 1 ft at 15 seconds. Wind waves around 2 ft.

Wednesday Night

WNW wind 9 to 16 kt becoming NNW after midnight. A chance of rain before 11pm. Mixed swell...NW 6 ft and SSW 2 ft. Wind waves 2 to 3 ft.

Thursday

NNW wind 16 to 20 kt. Sunny. Mixed swell...NW 6 ft and SSW 1 to 3 ft. Wind waves around 3 ft.

Thursday Night

N wind 16 to 21 kt decreasing to 10 to 15 kt after midnight. Clear. Mixed swell...NW 7 ft and SSW 1 ft. Wind waves 2 to 4 ft.

Friday

Variable winds less than 5 kt becoming WNW 5 to 10 kt in the afternoon. Sunny. Mixed swell...NNW 5 ft and SSW 1 to 2 ft. Wind waves around 1 ft.

Friday Night

NNW wind 6 to 8 kt. Partly cloudy. Mixed swell...NW 4 ft and SSW 1 to 2 ft. Wind waves around 1 ft.

Saturday

Variable winds less than 5 kt becoming WNW 5 to 7 kt in the afternoon. Mostly sunny. Mixed swell...NW 3 to 4 ft and SSW 1 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.