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Green Bay, WI Local Forecast Office

11NM SSW Washington Island WI

Marine Point Forecast

[NOTICE]
    • Monday

      Monday:NW wind 5 to 11 kt. Sunny. Waves 1 ft or less.

      High: 39 °F

      NW 11kt
      < 1ft

    • Monday Night

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

      Low: 31 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming ENE around 6 kt. Partly sunny. Waves 1 ft or less.

      High: 40 °F

      ⇑ENE 6kt
      < 1ft

    • Tuesday Night

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

      Low: 33 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming SSW around 6 kt in the morning. Partly sunny. Waves 1 ft or less.

      High: 42 °F

      ⇑SSW 6kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SW wind around 6 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 37 °F

      SW 6kt
      < 1ft

    • Thursday

      Thursday:SSW wind 6 to 10 kt. Rain likely, mainly after noon.   Waves 1 ft or less.

      High: 46 °F

      SSW 10kt
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind 8 to 13 kt becoming NW after midnight. Winds could gust as high as 21 kt. A chance of rain.   Waves 1 ft or less.

      Low: 36 °F

      NW 13kt
      < 1ft

    • Friday

      Friday:NNW wind 10 to 13 kt, with gusts as high as 21 kt. A slight chance of rain.   Waves 1 ft or less.

      High: 42 °F

      NNW 13kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:31 am CST Nov 17, 2025
Forecast Valid: 2am CST Nov 17, 2025-6pm CST Nov 23, 2025

View Nearby Observations

Detailed Forecast

Monday
NW wind 5 to 11 kt. Sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming ENE around 6 kt. Partly sunny. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming SSW around 6 kt in the morning. Partly sunny. Waves 1 ft or less.
Wednesday Night
SW wind around 6 kt. Mostly cloudy. Waves 1 ft or less.
Thursday
SSW wind 6 to 10 kt. Rain likely, mainly after noon. Waves 1 ft or less.
Thursday Night
SSW wind 8 to 13 kt becoming NW after midnight. Winds could gust as high as 21 kt. A chance of rain. Waves 1 ft or less.
Friday
NNW wind 10 to 13 kt, with gusts as high as 21 kt. A slight 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: 45.2°N 87.03°W
Last Update: 2:31 am CST Nov 17, 2025
Forecast Valid: 2am CST Nov 17, 2025-6pm CST Nov 23, 2025
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