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

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

35NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

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

      ⇑NE 6kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming ENE around 6 kt in the afternoon. Sunny. Waves 1 ft or less.

      ⇑ENE 6kt
      < 1ft

    • Sunday Night

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

      ENE 7kt⇓
      < 1ft

    • Monday

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

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:SSE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.

      SSE 7kt⇓
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SW 5 to 10 kt in the afternoon. Sunny. Waves 1 ft or less.

      ⇑SW 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SW wind 7 to 11 kt. Mostly clear. Waves 1 ft or less.

      SW 11kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:01 pm PDT Aug 8, 2025
Forecast Valid: 9pm PDT Aug 8, 2025-6pm PDT Aug 15, 2025

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Saturday
Variable winds less than 5 kt becoming NE around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming ENE around 6 kt in the afternoon. Sunny. Waves 1 ft or less.
Sunday Night
ENE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.
Monday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Monday Night
SSE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming SW 5 to 10 kt in the afternoon. Sunny. Waves 1 ft or less.
Tuesday Night
SW wind 7 to 11 kt. Mostly clear. 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: 47.39°N 123.14°W
Last Update: 8:01 pm PDT Aug 8, 2025
Forecast Valid: 9pm PDT Aug 8, 2025-6pm PDT Aug 15, 2025
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