Heat Builds in the West; Severe Thunderstorms and Heavy Rain in the Upper Midwest and Mid-Mississippi Valley; Extremely Critical Fire Weather in the Northwest on Saturday

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rainfall are expected over parts of the Upper Midwest to mid-Mississippi Valley today. Critical to extremely critical fire weather conditions from the Northwest and the northern Great Basin on Saturday and Sunday. Read More >

13NM NNW San Francisco CA

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Sunny.

      ⇑S 6kt

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly clear.

      Light Wind

    • Saturday

      Saturday:Variable winds less than 5 kt becoming SSW around 6 kt in the afternoon. Sunny.

      ⇑SSW 6kt

    • Saturday Night

      Saturday Night:SW wind 5 to 8 kt. Clear.

      SW 8kt

    • Sunday

      Sunday:Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Sunny.

      ⇑SW 8kt

    • Sunday Night

      Sunday Night:SSW wind 6 to 8 kt. Clear.

      SSW 8kt

    • Monday

      Monday:Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Sunny.

      ⇑SW 8kt

    • Monday Night

      Monday Night:SW wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Mostly clear.

      SW 7kt⇓

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Sunny.

      ⇑SW 8kt


Associated Zone Forecast which includes this point

Last Update: 1:26 am PDT Jul 31, 2026
Forecast Valid: 7am PDT Jul 31, 2026-6pm PDT Aug 6, 2026

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Detailed Forecast


Today
Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Sunny.
Tonight
Variable winds 5 kt or less. Mostly clear.
Saturday
Variable winds less than 5 kt becoming SSW around 6 kt in the afternoon. Sunny.
Saturday Night
SW wind 5 to 8 kt. Clear.
Sunday
Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Sunny.
Sunday Night
SSW wind 6 to 8 kt. Clear.
Monday
Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Sunny.
Monday Night
SW wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Mostly clear.
Tuesday
Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. 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: 37.99°N 122.47°W
Last Update: 1:26 am PDT Jul 31, 2026
Forecast Valid: 7am PDT Jul 31, 2026-6pm PDT Aug 6, 2026
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