
Dangerous Heat and Heavy Rainfall into the Weekend
Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >
For More Weather Information:
Tonight

NNW 12kt
3ftSaturday

NNW 14kt
4ftSaturday Night

NNW 12kt
4ftSunday

NW 11kt
4ftSunday Night

NW 11kt
4ftMonday

NW 7kt
4ftMonday Night

WNW 7kt⇓
4ftTuesday

⇑WNW 7kt
4ftTuesday Night

NW 10kt⇓
4-5ft
Associated Zone Forecast which includes this point
Last Update: 1:26 pm PDT Sep 18, 2026
Forecast Valid: 5pm PDT Sep 18, 2026-6pm PDT Sep 25, 2026
View Nearby Observations
Detailed Forecast
.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 4 ft at 8 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 1.6 kt at 09:43 PM Friday and 0.8 kt at 12:08 PM Saturday.
*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.
Additional Forecasts and Information
ABOUT THIS FORECAST
| Point Forecast: | 37.23°N 122.41°W |
| Last Update: | 1:26 pm PDT Sep 18, 2026 |
| Forecast Valid: | 5pm PDT Sep 18, 2026-6pm PDT Sep 25, 2026 |
| Forecast Discussion | |
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