Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

15NM SSW San Francisco CA

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:WSW wind around 13 kt. Rain likely, mainly between 4pm and 5pm.   Mixed swell...W 2 ft at 8 seconds and SSW 1 ft at 5 seconds. Wind waves around 2 ft.

      WSW 13kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:SW wind 12 to 19 kt becoming NW after midnight. Rain, mainly before midnight.   Mixed swell...WNW 1 ft at 12 seconds and SW 3 ft at 5 seconds  building to  at 12 seconds . Wind waves 2 to 3 ft.

      NW 19kt
      2-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:NW wind 15 to 21 kt. Sunny. Mixed swell...WNW 2 ft at 10 seconds and SSW 1 ft at 12 seconds  decreasing to  at 9 seconds . Wind waves 3 to 4 ft.

      NW 21kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:NW wind 20 to 25 kt decreasing to 9 to 14 kt after midnight. Mostly clear. Mixed swell...WNW 6 ft and SSW 1 ft. Wind waves around 4 ft.

      NW 25kt⇓
      8ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:NNE wind 6 to 14 kt becoming NW in the morning. Sunny. . Wind waves around 3 ft.

      NW 14kt
      6ft

    • Friday Night

      Friday Night:NW wind 5 to 10 kt becoming variable and less than 5 kt. Mostly clear. . Wind waves 2 to 3 ft.

      NW 10kt⇓
      5ft

    • Saturday

      Saturday:NE wind 6 to 10 kt. Sunny. . Wind waves around 1 ft.

      NE 10kt
      4ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Partly cloudy. . Waves 3 to 4 ft.

      Light Wind
      3-4ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Mostly sunny. . Waves around 3 ft.

      ⇑W 7kt
      3ft


Associated Zone Forecast which includes this point

Last Update: 1:26 pm PDT Apr 1, 2026
Forecast Valid: 2pm PDT Apr 1, 2026-6pm PDT Apr 7, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
WSW wind around 13 kt. Rain likely, mainly between 4pm and 5pm. Mixed swell...W 2 ft at 8 seconds and SSW 1 ft at 5 seconds. Wind waves around 2 ft.
Tonight
SW wind 12 to 19 kt becoming NW after midnight. Rain, mainly before midnight. Mixed swell...WNW 1 ft at 12 seconds and SW 3 ft at 5 seconds building to at 12 seconds . Wind waves 2 to 3 ft.
Thursday
NW wind 15 to 21 kt. Sunny. Mixed swell...WNW 2 ft at 10 seconds and SSW 1 ft at 12 seconds decreasing to at 9 seconds . Wind waves 3 to 4 ft.
Thursday Night
NW wind 20 to 25 kt decreasing to 9 to 14 kt after midnight. Mostly clear. Mixed swell...WNW 6 ft and SSW 1 ft. Wind waves around 4 ft.
Friday
NNE wind 6 to 14 kt becoming NW in the morning. Sunny. . Wind waves around 3 ft.
Friday Night
NW wind 5 to 10 kt becoming variable and less than 5 kt. Mostly clear. . Wind waves 2 to 3 ft.
Saturday
NE wind 6 to 10 kt. Sunny. . Wind waves around 1 ft.
Saturday Night
Variable winds 5 kt or less. Partly cloudy. . Waves 3 to 4 ft.
Sunday
Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Mostly sunny. . Waves around 3 ft.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 4 feet at 14 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 2.2 kt at 05:16 PM Wednesday and 3.6 kt at 05:36 AM Thursday.

*Notices:

  1. 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.
  2. 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 37.56°N 122.58°W
Last Update: 1:26 pm PDT Apr 1, 2026
Forecast Valid: 2pm PDT Apr 1, 2026-6pm PDT Apr 7, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data