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Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

15NM S Seattle WA

Marine Point Forecast

[NOTICE]

    • Today

      Today:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds less than 5 kt becoming S 5 to 7 kt after midnight. Increasing clouds. Waves 1 ft or less.

      ⇑S 7kt
      < 1ft

    • Saturday

      Saturday:SW wind 7 to 13 kt. A chance of rain after 11am. Waves 1 ft or less.

      SW 13kt
      < 1ft

    • Saturday Night

      Saturday Night:SSW wind 5 to 12 kt. Increasing clouds. Waves 1 ft or less.

      SSW 12kt
      < 1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Sunday Night

      Sunday Night:N wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

      N 7kt⇓
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming N 5 to 9 kt in the afternoon. Sunny. Waves 1 ft or less.

      ⇑N 9kt
      < 1ft

    • Monday Night

      Monday Night:N wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

      N 9kt⇓
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming N 5 to 8 kt in the afternoon. Sunny. Waves 1 ft or less.

      ⇑N 8kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 1:43 am PDT Jul 31, 2026
Forecast Valid: 11am PDT Jul 31, 2026-6pm PDT Aug 6, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tonight
Variable winds less than 5 kt becoming S 5 to 7 kt after midnight. Increasing clouds. Waves 1 ft or less.
Saturday
SW wind 7 to 13 kt. A chance of rain after 11am. Waves 1 ft or less.
Saturday Night
SSW wind 5 to 12 kt. Increasing clouds. Waves 1 ft or less.
Sunday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Sunday Night
N wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.
Monday
Variable winds less than 5 kt becoming N 5 to 9 kt in the afternoon. Sunny. Waves 1 ft or less.
Monday Night
N wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming N 5 to 8 kt in the afternoon. Sunny. Waves 1 ft or less.

*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: 47.37°N 122.31°W
Last Update: 1:43 am PDT Jul 31, 2026
Forecast Valid: 11am PDT Jul 31, 2026-6pm PDT Aug 6, 2026
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