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Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

3NM NW San Francisco CA

Marine Point Forecast

[NOTICE]

    • Today

      Today:W wind 7 to 12 kt increasing to 13 to 18 kt in the afternoon. Sunny.

      ⇑W 18kt

    • Tonight

      Tonight:W wind 11 to 16 kt becoming variable and less than 5 kt after midnight. Mostly clear.

      W 16kt⇓

    • Labor Day

      Labor Day:Variable winds less than 5 kt becoming W 9 to 14 kt in the afternoon. Sunny.

      ⇑W 14kt

    • Monday Night

      Monday Night:W wind 8 to 13 kt becoming variable and less than 5 kt in the evening. Mostly clear.

      W 13kt⇓

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming WSW 5 to 9 kt in the afternoon. Mostly sunny.

      ⇑WSW 9kt

    • Tuesday Night

      Tuesday Night:WSW wind 7 to 12 kt becoming variable and less than 5 kt in the evening. Mostly cloudy.

      WSW 12kt⇓

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming W 5 to 8 kt in the afternoon. Partly sunny.

      ⇑W 8kt

    • Wednesday Night

      Wednesday Night:WSW wind 5 to 13 kt. Partly cloudy.

      WSW 13kt

    • Thursday

      Thursday:WSW wind 6 to 14 kt. Sunny.

      WSW 14kt


Associated Zone Forecast which includes this point

Last Update: 8:42 am PDT Sep 6, 2026
Forecast Valid: 9am PDT Sep 6, 2026-6pm PDT Sep 12, 2026

View Nearby Observations

Detailed Forecast


Today
W wind 7 to 12 kt increasing to 13 to 18 kt in the afternoon. Sunny.
Tonight
W wind 11 to 16 kt becoming variable and less than 5 kt after midnight. Mostly clear.
Labor Day
Variable winds less than 5 kt becoming W 9 to 14 kt in the afternoon. Sunny.
Monday Night
W wind 8 to 13 kt becoming variable and less than 5 kt in the evening. Mostly clear.
Tuesday
Variable winds less than 5 kt becoming WSW 5 to 9 kt in the afternoon. Mostly sunny.
Tuesday Night
WSW wind 7 to 12 kt becoming variable and less than 5 kt in the evening. Mostly cloudy.
Wednesday
Variable winds less than 5 kt becoming W 5 to 8 kt in the afternoon. Partly sunny.
Wednesday Night
WSW wind 5 to 13 kt. Partly cloudy.
Thursday
WSW wind 6 to 14 kt. 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: 8:42 am PDT Sep 6, 2026
Forecast Valid: 9am PDT Sep 6, 2026-6pm PDT Sep 12, 2026
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