Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

15NM SSW San Francisco CA

Marine Point Forecast

[NOTICE]

Tonight
⇑S 7kt
3ft
Friday
S 15kt
4ft
Friday Night
SSW 13kt
4-5ft
Saturday
⇑S 25kt
4-5ft
Saturday Night
SSW 24kt
7-8ft
Sunday
SW 16kt
8ft
Sunday Night
W 13kt
5-7ft
Monday
NNW 13kt
5ft
Monday Night
NW 16kt
5ft

Associated Zone Forecast which includes this point

Last Update: 1:26 pm PDT Apr 9, 2026
Forecast Valid: 4pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026

View Nearby Observations

Detailed Forecast

Tonight

Variable winds less than 5 kt becoming S 5 to 7 kt after midnight. Showers likely, mainly after 5am. Mixed swell...WNW 3 ft at 11 seconds and SSW 1 ft at 15 seconds. Wind waves around 1 ft.

Friday

S wind 9 to 15 kt. Showers and thunderstorms likely, mainly before 11am, then showers likely and possibly a thunderstorm after noon. Mixed swell...WNW 2 to 3 ft at 14 seconds and SW 2 ft at 14 seconds decreasing to at 7 seconds . Wind waves 1 to 2 ft.

Friday Night

SSW wind 11 to 13 kt. A chance of showers and thunderstorms, then showers likely after 11pm. Mixed swell...WNW 2 ft at 13 seconds and SW 3 ft at 6 seconds. Wind waves around 2 ft.

Saturday

S wind 12 to 17 kt increasing to 20 to 25 kt in the afternoon. Winds could gust as high as 32 kt. Showers, with thunderstorms also possible after 2pm. Mixed swell...WNW 2 ft and SSW 3 ft. Wind waves 3 to 4 ft.

Saturday Night

SSW wind 18 to 24 kt, with gusts as high as 30 kt. Showers and possibly a thunderstorm before 8pm, then showers between 8pm and 11pm, then showers and possibly a thunderstorm after 11pm. Mixed swell...WNW 2 ft and SW 5 ft. Wind waves 3 to 4 ft.

Sunday

SW wind 14 to 16 kt. Showers and possibly a thunderstorm before 8am, then showers between 8am and 11am, then showers likely and possibly a thunderstorm after 11am. Mixed swell...W 7 ft and SW 1 to 2 ft. Wind waves around 2 ft.

Sunday Night

W wind 6 to 13 kt becoming NW after midnight. A chance of rain, mainly before 11pm. Mixed swell...WNW 5 ft and S 1 ft. Wind waves around 2 ft.

Monday

NNW wind 7 to 13 kt. Mostly sunny. Mixed swell...WNW 4 ft and SSW 1 to 3 ft. Wind waves 2 to 3 ft.

Monday Night

NW wind around 16 kt, with gusts as high as 22 kt. Mostly clear. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves around 3 ft.

Winds and seas higher in and near tstms. .....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 3 feet at 17 seconds. ACROSS THE BAR...Swell can be more than twice as high across the bar than surrounding waters. Waves are also more prone to break, particularly during strong ebb currents. Maximum ebb current of 0.7 kt at 11:56 PM Thursday and 1.4 kt at 10:28 AM Friday.

*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.