Major River Flooding in Western Washington; Very Cold Temperatures in the Northern Plains

Major river flooding following heavy rainfall will continue to bring a significant risk to life and property in Washington. Arctic air will bring near record cold temperatures and dangerous wind chills from the Northern High Plains into the Mid-South and Mid-Atlantic through the weekend. A narrow band of snow is likely from the Mid-West, Upper Ohio Valley into the Central Appalachians. Read More >

4NM NW San Francisco CA

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:N wind 9 to 11 kt. Mostly clear.

      N 11kt

    • Saturday

      Saturday:N wind 8 to 11 kt becoming WSW in the afternoon. Sunny.

      WSW 11kt

    • Saturday Night

      Saturday Night:W wind 5 to 7 kt. Partly cloudy.

      W 7kt

    • Sunday

      Sunday:NNW wind around 6 kt becoming NE in the morning. Mostly sunny.

      NE 6kt

    • Sunday Night

      Sunday Night:W wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy.

      W 7kt⇓

    • Monday

      Monday:N wind around 6 kt becoming WNW in the afternoon. Partly sunny.

      N 6kt

    • Monday Night

      Monday Night:Variable winds 5 kt or less. A slight chance of rain after 10pm.

      Light Wind

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SW 5 to 8 kt in the morning. A chance of rain.

      ⇑SW 8kt

    • Tuesday Night

      Tuesday Night:SW wind 10 to 12 kt. Rain likely.

      SW 12kt


Associated Zone Forecast which includes this point

Last Update: 1:22 pm PST Dec 12, 2025
Forecast Valid: 4pm PST Dec 12, 2025-6pm PST Dec 19, 2025

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Detailed Forecast


Tonight
N wind 9 to 11 kt. Mostly clear.
Saturday
N wind 8 to 11 kt becoming WSW in the afternoon. Sunny.
Saturday Night
W wind 5 to 7 kt. Partly cloudy.
Sunday
NNW wind around 6 kt becoming NE in the morning. Mostly sunny.
Sunday Night
W wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy.
Monday
N wind around 6 kt becoming WNW in the afternoon. Partly sunny.
Monday Night
Variable winds 5 kt or less. A slight chance of rain after 10pm.
Tuesday
Variable winds less than 5 kt becoming SW 5 to 8 kt in the morning. A chance of rain.
Tuesday Night
SW wind 10 to 12 kt. Rain likely.

*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.
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ABOUT THIS FORECAST

Point Forecast: 37.83°N 122.45°W
Last Update: 1:22 pm PST Dec 12, 2025
Forecast Valid: 4pm PST Dec 12, 2025-6pm PST Dec 19, 2025
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