National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

20NM SW 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:NE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Increasing clouds. Waves 1 ft or less.

      NE 7kt⇓
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Partly sunny, then gradually becoming sunny. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. A slight chance of rain after 11pm. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Thursday

      Thursday:WSW wind 5 to 8 kt becoming NW in the morning. Rain likely. Waves 1 ft or less.

      W 8kt
      < 1ft

    • Thursday Night

      Thursday Night:W wind 7 to 10 kt becoming SSW after midnight. A slight chance of rain before 11pm. Waves 1 ft or less.

      W 10kt
      < 1ft

    • Friday

      Friday:SSW wind around 8 kt. Mostly sunny. Waves 1 ft or less.

      SSW 8kt
      < 1ft

    • Friday Night

      Friday Night:WSW wind 5 to 8 kt. Mostly clear. Waves 1 ft or less.

      WSW 8kt
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming WSW around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

      ⇑WSW 6kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 12:35 am PDT Jul 14, 2026
Forecast Valid: 10am PDT Jul 14, 2026-6pm PDT Jul 20, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tonight
NE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Increasing clouds. Waves 1 ft or less.
Wednesday
Variable winds 5 kt or less. Partly sunny, then gradually becoming sunny. Waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. A slight chance of rain after 11pm. Waves 1 ft or less.
Thursday
WSW wind 5 to 8 kt becoming NW in the morning. Rain likely. Waves 1 ft or less.
Thursday Night
W wind 7 to 10 kt becoming SSW after midnight. A slight chance of rain before 11pm. Waves 1 ft or less.
Friday
SSW wind around 8 kt. Mostly sunny. Waves 1 ft or less.
Friday Night
WSW wind 5 to 8 kt. Mostly clear. Waves 1 ft or less.
Saturday
Variable winds less than 5 kt becoming WSW around 6 kt in the afternoon. Mostly 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 122.66°W
Last Update: 12:35 am PDT Jul 14, 2026
Forecast Valid: 10am PDT Jul 14, 2026-6pm PDT Jul 20, 2026
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