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Green Bay, WI Local Forecast Office

5NM SW Washington Island WI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSE wind around 6 kt becoming variable and less than 5 kt. Mostly clear. Waves 1 ft or less.

      Low: 70 °F

      SSE 6kt⇓
      < 1ft

    • Sunday

      Sunday:SW wind 6 to 12 kt, with gusts as high as 18 kt. Sunny. Waves 1 ft or less.

      High: 90 °F

      SW 12kt
      < 1ft

    • Sunday Night

      Sunday Night:S wind 9 to 12 kt becoming WSW after midnight. Mostly clear. Waves 1 ft or less.

      Low: 73 °F

      S 12kt
      < 1ft

    • Monday

      Monday:WSW wind 7 to 10 kt becoming SSW in the afternoon. Sunny. Waves 1 ft or less.

      High: 91 °F

      SSW 10kt
      < 1ft

    • Monday Night

      Monday Night:SW wind around 10 kt. Mostly clear. Waves 1 ft or less.

      Low: 75 °F

      SW 10kt
      < 1ft

    • Tuesday

      Tuesday:WSW wind 9 to 11 kt. Sunny. Waves 1 ft or less.

      High: 95 °F

      WSW 11kt
      < 1ft

    • Tuesday Night

      Tuesday Night:WSW wind 6 to 11 kt becoming variable and less than 5 kt. Mostly clear. Waves 1 ft or less.

      Low: 73 °F

      WSW 11kt⇓
      < 1ft

    • Wednesday

      Wednesday:N wind around 6 kt becoming variable and less than 5 kt. Sunny. Waves 1 ft or less.

      High: 89 °F

      N 6kt⇓
      < 1ft

    • Wednesday Night

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

      Low: 71 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:36 pm CDT Jul 11, 2026
Forecast Valid: 5pm CDT Jul 11, 2026-6pm CDT Jul 18, 2026

View Nearby Observations

Detailed Forecast

Tonight
SSE wind around 6 kt becoming variable and less than 5 kt. Mostly clear. Waves 1 ft or less.
Sunday
SW wind 6 to 12 kt, with gusts as high as 18 kt. Sunny. Waves 1 ft or less.
Sunday Night
S wind 9 to 12 kt becoming WSW after midnight. Mostly clear. Waves 1 ft or less.
Monday
WSW wind 7 to 10 kt becoming SSW in the afternoon. Sunny. Waves 1 ft or less.
Monday Night
SW wind around 10 kt. Mostly clear. Waves 1 ft or less.
Tuesday
WSW wind 9 to 11 kt. Sunny. Waves 1 ft or less.
Tuesday Night
WSW wind 6 to 11 kt becoming variable and less than 5 kt. Mostly clear. Waves 1 ft or less.
Wednesday
N wind around 6 kt becoming variable and less than 5 kt. Sunny. Waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Partly 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: 45.31°N 86.99°W
Last Update: 2:36 pm CDT Jul 11, 2026
Forecast Valid: 5pm CDT Jul 11, 2026-6pm CDT Jul 18, 2026
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