Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

3NM NNW San Francisco CA

Marine Point Forecast

[NOTICE]
    • Today

      Today:N wind 6 to 9 kt becoming WNW in the afternoon. Partly sunny.

      WNW 9kt

    • Tonight

      Tonight:N wind around 6 kt. Mostly clear.

      N 6kt

    • Monday

      Monday:N wind 6 to 10 kt becoming WNW in the afternoon. Sunny.

      WNW 10kt

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Partly cloudy.

      Light Wind

    • Tuesday

      Tuesday:N wind 6 to 8 kt becoming NW in the afternoon. Mostly sunny.

      N 8kt

    • Tuesday Night

      Tuesday Night:N wind around 6 kt. Partly cloudy.

      N 6kt

    • Wednesday

      Wednesday:NW wind 6 to 8 kt. Mostly sunny.

      NW 8kt

    • Wednesday Night

      Wednesday Night:N wind around 7 kt. Partly cloudy.

      N 7kt

    • Thursday

      Thursday:N wind around 7 kt. Mostly sunny.

      N 7kt


Associated Zone Forecast which includes this point

Last Update: 2:33 am PST Dec 7, 2025
Forecast Valid: 11am PST Dec 7, 2025-6pm PST Dec 13, 2025

View Nearby Observations

Detailed Forecast


Today
N wind 6 to 9 kt becoming WNW in the afternoon. Partly sunny.
Tonight
N wind around 6 kt. Mostly clear.
Monday
N wind 6 to 10 kt becoming WNW in the afternoon. Sunny.
Monday Night
Variable winds 5 kt or less. Partly cloudy.
Tuesday
N wind 6 to 8 kt becoming NW in the afternoon. Mostly sunny.
Tuesday Night
N wind around 6 kt. Partly cloudy.
Wednesday
NW wind 6 to 8 kt. Mostly sunny.
Wednesday Night
N wind around 7 kt. Partly cloudy.
Thursday
N wind around 7 kt. Mostly sunny.

*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: 37.81°N 122.45°W
Last Update: 2:33 am PST Dec 7, 2025
Forecast Valid: 11am PST Dec 7, 2025-6pm PST Dec 13, 2025
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