Tracking a Significant Spring Storm Impacting the Central U.S. This Week
A significant storm will track across the central U.S. and into the Great Lakes through Thursday. Heavy snow and blowing snow is expected from the northern Plains into the Upper Midwest. Further south, severe thunderstorms are expected from the southern Plains into the Midwest as well as a multi-day excessive rain and flooding event Wednesday through Saturday from the Ozarks into the Ohio Valley. Read More >
Hazardous Weather Conditions
Last Update: 912 AM PDT Tue Apr 1 2025
For More Weather Information:
12NM SW San Francisco CA
Marine Zone Forecast
Rest Of Today
W wind 15 to 20 kt, becoming NW 20 to 25 kt this afternoon. Seas 8 to 11 ft. Wave detail: W 10 ft at 12 seconds and S 2 ft at 15 seconds. A slight chance of tstms late this morning and early afternoon. Rain likely.
Tonight
NW wind 20 to 25 kt. Gusts up to 35 kt in the evening. Seas 9 to 12 ft. Wave detail: NW 11 ft at 11 seconds and S 2 ft at 15 seconds. A slight chance of rain in the evening.
Wed
NW wind 15 to 20 kt, rising to 20 to 25 kt in the afternoon. Seas 8 to 11 ft, subsiding to 6 to 9 ft in the afternoon. Wave detail: NW 10 ft at 11 seconds.
Wed Night
NW wind 20 to 25 kt. Seas 6 to 9 ft. Wave detail: NW 9 ft at 9 seconds.
Thu
NW wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 5 to 8 ft, subsiding to 4 to 6 ft in the afternoon. Wave detail: NW 7 ft at 9 seconds.
Thu Night
NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 4 to 6 ft. Wave detail: NW 5 ft at 8 seconds.
Fri
NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 8 seconds.
Fri Night
NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave detail: NW 4 ft at 7 seconds.
Sat
NW wind 5 to 10 kt. Seas around 3 ft. Wave detail: NW 3 ft at 7 seconds.
Sat Night
NW wind 5 to 10 kt. Seas around 3 ft. Wave detail: NW 3 ft at 6 seconds.
winds and seas higher in and near tstms.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 4 to 6 ft at 14 seconds.
across the bar...mixed seas of 5 to 7 ft at 14 seconds. Maximum ebb current of 1.6 kt at 07:48 pm tuesday and 4.4 kt at 07:16 am wednesday.
winds and seas higher in and near tstms.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 4 to 6 ft at 14 seconds.
across the bar...mixed seas of 5 to 7 ft at 14 seconds. Maximum ebb current of 1.6 kt at 07:48 pm tuesday and 4.4 kt at 07:16 am wednesday.
Winds and seas higher in and near tstms. .....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 4 to 6 ft at 14 seconds. ACROSS THE BAR...Mixed seas of 5 to 7 ft at 14 seconds. Maximum ebb current of 1.6 kt at 07:48 PM Tuesday and 4.4 kt at 07:16 AM Wednesday.
Additional Forecasts and Information
RADAR & SATELLITE IMAGES
