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

Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

20NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

    • Independence Day

      Independence Day:Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Tonight

      Tonight:NNW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Waves 1 ft or less.

      NNW 6kt⇓
      < 1ft

    • Sunday

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

      ⇑N 9kt
      < 1ft

    • Sunday Night

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

      N 9kt⇓
      < 1ft

    • Monday

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

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:NW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

      NW 6kt⇓
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:WSW wind 5 to 7 kt becoming SSW after midnight. Partly cloudy. Waves 1 ft or less.

      WSW 7kt
      < 1ft

    • Wednesday

      Wednesday:SW wind 5 to 8 kt. Mostly cloudy. Waves 1 ft or less.

      SW 8kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Jul 3, 2026
Forecast Valid: 7am PDT Jul 4, 2026-6pm PDT Jul 10, 2026

View Nearby Observations

Detailed Forecast


Independence Day
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Tonight
NNW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming N 5 to 9 kt in the morning. Sunny. Waves 1 ft or less.
Sunday Night
N wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Clear. Waves 1 ft or less.
Monday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Monday Night
NW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Tuesday Night
WSW wind 5 to 7 kt becoming SSW after midnight. Partly cloudy. Waves 1 ft or less.
Wednesday
SW wind 5 to 8 kt. Mostly cloudy. 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: 47.29°N 122.45°W
Last Update: 11:26 pm PDT Jul 3, 2026
Forecast Valid: 7am PDT Jul 4, 2026-6pm PDT Jul 10, 2026
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