Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

13NM WNW San Francisco CA

Marine Point Forecast

[NOTICE]

Tuesday
NE 9kt⇓
3ft
Tuesday Night
Light Wind
4ft
Wednesday
Light Wind
3ft
Wednesday Night
Light Wind
3ft
Thursday
Light Wind
3ft
Thursday Night
WNW 6kt⇓
3ft
Friday
Light Wind
3ft
Friday Night
Light Wind
3ft
Saturday
NE 6kt
3ft

Associated Zone Forecast which includes this point

Last Update: 12:26 am PST Jan 20, 2026
Forecast Valid: 4am PST Jan 20, 2026-6pm PST Jan 26, 2026

View Nearby Observations

Detailed Forecast

Tuesday

NE wind 5 to 9 kt becoming variable and less than 5 kt in the afternoon. Partly sunny. Mixed swell...W 3 ft at 13 seconds and SSW 1 ft at 12 seconds. Wind waves around 1 ft.

Tuesday Night

Variable winds 5 kt or less. Mostly cloudy. Mixed swell...W 3 ft at 15 seconds and SSW 1 ft at 11 seconds. Wind waves 1 ft or less.

Wednesday

Variable winds 5 kt or less. Mostly cloudy. Mixed swell...W 3 ft at 13 seconds and SW 1 ft at 15 seconds. Wind waves 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Mostly cloudy. Mixed swell...W 3 ft and SSW 1 ft. Wind waves 1 ft or less.

Thursday

Variable winds 5 kt or less. Partly sunny. Mixed swell...W 3 ft and SSW 1 ft. Wind waves 1 ft or less.

Thursday Night

WNW wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Mixed swell...W 3 ft and SSW 1 ft. Wind waves 1 ft or less.

Friday

Variable winds 5 kt or less. Mostly sunny. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. Mostly clear. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves 1 ft or less.

Saturday

NE wind around 6 kt. Mostly sunny. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves 1 ft or less.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 3 feet at 14 seconds. ACROSS THE BAR...Mixed seas of 3 to 4 feet at 14 seconds. Maximum ebb current of 1.5 kt at 05:31 AM Tuesday and 3.2 kt at 05:14 PM Tuesday.

*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.