Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from April 1, 03:00 PM PDT until April 3, 03:00 AM PDT

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

13NM WNW San Francisco CA

Marine Point Forecast

[NOTICE]

Overnight
SW 8kt
2ft
Wednesday
WSW 17kt
2ft

Small Craft Advisory
Wednesday Night
WNW 22kt
2-3ft

Small Craft Advisory
Thursday
WNW 22kt
4-5ft

Small Craft Advisory
Thursday Night
NNW 24kt⇓
5-6ft

Small Craft Advisory
Friday
NNW 14kt
4ft
Friday Night
WNW 15kt⇓
3ft
Saturday
⇑ENE 8kt
2-3ft
Saturday Night
Light Wind
2ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Mar 31, 2026
Forecast Valid: 12am PDT Apr 1, 2026-6pm PDT Apr 7, 2026

View Nearby Observations

Detailed Forecast

Overnight

SW wind around 8 kt. A chance of rain, mainly between 3am and 5am. Mixed swell...WNW 2 ft at 8 seconds and SSW 1 ft at 5 seconds. Wind waves around 1 ft.

Wednesday

WSW wind 11 to 17 kt, with gusts as high as 23 kt. Rain likely, mainly before 2pm. Mixed swell...W 1 to 2 ft at 9 seconds and SSW 1 ft at 5 seconds. Wind waves 1 to 2 ft.

Wednesday Night

SW wind 16 to 22 kt becoming NW after midnight. Rain, mainly before 1am. Mixed swell...WNW 1 ft at 12 seconds and SW 2 ft at 5 seconds building to at 13 seconds . Wind waves 2 to 3 ft.

Thursday

WNW wind 14 to 22 kt. Sunny. Mixed swell...W 2 ft and SSW 1 ft. Wind waves 3 to 4 ft.

Thursday Night

NNW wind 19 to 24 kt decreasing to 12 to 17 kt after midnight. Clear. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves around 4 ft.

Friday

NNW wind 7 to 14 kt. Sunny. . Wind waves around 2 ft.

Friday Night

WNW wind 10 to 15 kt becoming variable and less than 5 kt in the evening. Mostly clear. . Wind waves 2 to 3 ft.

Saturday

Variable winds less than 5 kt becoming ENE 5 to 8 kt in the morning. Sunny. . Wind waves around 1 ft.

Saturday Night

Variable winds 5 kt or less. Mostly clear. . 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.