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]

    • This Afternoon

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

      Light Wind
      < 1ft

    • Tonight

      Tonight: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 NNE 5 to 7 kt in the afternoon. Sunny. Waves 1 ft or less.

      ⇑NNE 7kt
      < 1ft

    • Sunday Night

      Sunday Night:NE wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.

      NE 6kt⇓
      < 1ft

    • Monday

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

      ⇑ENE 6kt
      < 1ft

    • Monday Night

      Monday Night:ENE wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.

      ENE 8kt⇓
      < 1ft

    • Tuesday

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

      ⇑SSW 9kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SW wind 9 to 12 kt. Mostly clear. Waves 1 ft or less.

      SW 12kt
      < 1ft

    • Wednesday

      Wednesday:SW wind 7 to 13 kt. Partly sunny. Waves 1 ft or less.

      SW 13kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:50 pm PDT Aug 9, 2025
Forecast Valid: 3pm PDT Aug 9, 2025-6pm PDT Aug 16, 2025

View Nearby Observations

Detailed Forecast


This Afternoon
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming NNE 5 to 7 kt in the afternoon. Sunny. Waves 1 ft or less.
Sunday Night
NE wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Waves 1 ft or less.
Monday
Variable winds less than 5 kt becoming ENE around 6 kt in the afternoon. Sunny. Waves 1 ft or less.
Monday Night
ENE wind 5 to 8 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 SSW 5 to 9 kt in the afternoon. Sunny. Waves 1 ft or less.
Tuesday Night
SW wind 9 to 12 kt. Mostly clear. Waves 1 ft or less.
Wednesday
SW wind 7 to 13 kt. Partly 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 123.13°W
Last Update: 2:50 pm PDT Aug 9, 2025
Forecast Valid: 3pm PDT Aug 9, 2025-6pm PDT Aug 16, 2025
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