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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

12NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

    • Overnight

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

      Light Wind
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming NNE around 6 kt in the afternoon. Increasing clouds. Waves 1 ft or less.

      ⇑NNE 6kt
      < 1ft

    • Thursday Night

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

      Light Wind
      < 1ft

    • Friday

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

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Patchy fog after 4am. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:SSW wind around 6 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Waves 1 ft or less.

      SSW 6kt⇓
      < 1ft

    • Sunday

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

      Light Wind
      < 1ft

    • Sunday Night

      Sunday Night:SW wind 5 to 7 kt becoming variable and less than 5 kt. A chance of rain. Waves 1 ft or less.

      SW 7kt⇓
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT May 20, 2026
Forecast Valid: 11pm PDT May 20, 2026-6pm PDT May 27, 2026

View Nearby Observations

Detailed Forecast


Overnight
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Thursday
Variable winds less than 5 kt becoming NNE around 6 kt in the afternoon. Increasing clouds. Waves 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Patchy fog after 4am. Waves 1 ft or less.
Saturday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Saturday Night
SSW wind around 6 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Waves 1 ft or less.
Sunday
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Sunday Night
SW wind 5 to 7 kt becoming variable and less than 5 kt. A chance of rain. 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: 47.55°N 122.62°W
Last Update: 11:26 pm PDT May 20, 2026
Forecast Valid: 11pm PDT May 20, 2026-6pm PDT May 27, 2026
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