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

Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

35NM SW Seattle WA

Marine Point Forecast

[NOTICE]

    • Today

      Today:Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Cloudy, then gradually becoming mostly sunny. Waves 1 ft or less.

      ⇑W 7kt
      < 1ft

    • Tonight

      Tonight:SSW wind 7 to 9 kt. Increasing clouds. Waves 1 ft or less.

      SSW 9kt
      < 1ft

    • Friday

      Friday:SW wind around 6 kt becoming variable and less than 5 kt in the afternoon. Mostly cloudy. Waves 1 ft or less.

      SW 6kt⇓
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds 5 kt or less. A chance of rain before 2pm, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:SSW wind 5 to 11 kt. Rain likely, mainly before 11pm. Waves 1 ft or less.

      SSW 11kt
      < 1ft

    • Sunday

      Sunday:SSW wind around 10 kt. A slight chance of rain. Waves 1 ft or less.

      SSW 10kt
      < 1ft

    • Sunday Night

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

      WSW 9kt⇓
      < 1ft

    • Monday

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

      Light Wind
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 12:45 am PDT Sep 10, 2026
Forecast Valid: 11am PDT Sep 10, 2026-6pm PDT Sep 16, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Cloudy, then gradually becoming mostly sunny. Waves 1 ft or less.
Tonight
SSW wind 7 to 9 kt. Increasing clouds. Waves 1 ft or less.
Friday
SW wind around 6 kt becoming variable and less than 5 kt in the afternoon. Mostly cloudy. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Saturday
Variable winds 5 kt or less. A chance of rain before 2pm, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Saturday Night
SSW wind 5 to 11 kt. Rain likely, mainly before 11pm. Waves 1 ft or less.
Sunday
SSW wind around 10 kt. A slight chance of rain. Waves 1 ft or less.
Sunday Night
WSW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.
Monday
Variable winds 5 kt or less. 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: 47.15°N 122.84°W
Last Update: 12:45 am PDT Sep 10, 2026
Forecast Valid: 11am PDT Sep 10, 2026-6pm PDT Sep 16, 2026
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