
Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley
A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >
For More Weather Information:
Tonight

NW 10kt⇓
4ftMonday

⇑N 10kt
4ftMonday Night

NW 7kt⇓
4ftTuesday

⇑NNW 9kt
4ftTuesday Night

NW 11kt
4ftWednesday

⇑NNW 9kt
4ftWednesday Night

NNW 11kt
3-4ftThursday

N 11kt
3ftThursday Night

NNW 12kt
4ft
Associated Zone Forecast which includes this point
Last Update: 1:25 pm PDT Mar 15, 2026
Forecast Valid: 6pm PDT Mar 15, 2026-6pm PDT Mar 22, 2026
View Nearby Observations
Detailed Forecast
.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 3 to 4 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 2.1 kt at 02:51 PM Sunday and 1.9 kt at 03:27 AM Monday.
*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: | 37.56°N 122.58°W |
| Last Update: | 1:25 pm PDT Mar 15, 2026 |
| Forecast Valid: | 6pm PDT Mar 15, 2026-6pm PDT Mar 22, 2026 |
| Forecast Discussion | |
|
|

