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Green Bay, WI Local Forecast Office

11NM SSW Washington Island WI

Marine Point Forecast

[NOTICE]
    • Sunday

      Sunday:NNW wind 13 to 16 kt. Mostly sunny. Waves 1 ft or less.

      High: 23 °F

      NNW 16kt
      < 1ft

    • Sunday Night

      Sunday Night:N wind 8 to 13 kt becoming variable and less than 5 kt after midnight. Increasing clouds. Waves 1 ft or less.

      Low: 15 °F

      N 13kt⇓
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming SW 9 to 14 kt in the morning. Winds could gust as high as 22 kt. A chance of snow after noon.   Waves 1 to 2 ft.

      High: 26 °F

      ⇑SW 14kt
      1-2ft

    • Monday Night

      Monday Night:SSW wind 14 to 18 kt. Snow.   Waves 2 to 4 ft.

      Low: 22 °F

      SSW 18kt
      2-4ft

    • Tuesday

      Tuesday:W wind 7 to 14 kt. A chance of snow, mainly before noon.   Waves 4 ft subsiding to 1 ft.

      High: 33 °F

      W 14kt
      4ftWaves Subsiding

    • Tuesday Night

      Tuesday Night:SW wind 5 to 15 kt becoming NE after midnight. Snow.   Waves 1 to 3 ft.

      Low: 27 °F

      NE 15kt
      1-3ft

    • Wednesday

      Wednesday:NNW wind 15 to 17 kt. A chance of snow.   Waves 1 to 3 ft.

      High: 33 °F

      NNW 17kt
      1-3ft

    • Wednesday Night

      Wednesday Night:NW wind 9 to 14 kt. A chance of snow.   Waves 1 ft or less.

      Low: 20 °F

      NW 14kt
      < 1ft

    • Thursday

      Thursday:NNW wind around 10 kt. A chance of snow.   Waves 1 ft or less.

      High: 26 °F

      NNW 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:01 am CST Dec 7, 2025
Forecast Valid: 1am CST Dec 7, 2025-6pm CST Dec 13, 2025

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Detailed Forecast

Sunday
NNW wind 13 to 16 kt. Mostly sunny. Waves 1 ft or less.
Sunday Night
N wind 8 to 13 kt becoming variable and less than 5 kt after midnight. Increasing clouds. Waves 1 ft or less.
Monday
Variable winds less than 5 kt becoming SW 9 to 14 kt in the morning. Winds could gust as high as 22 kt. A chance of snow after noon. Waves 1 to 2 ft.
Monday Night
SSW wind 14 to 18 kt. Snow. Waves 2 to 4 ft.
Tuesday
W wind 7 to 14 kt. A chance of snow, mainly before noon. Waves 4 ft subsiding to 1 ft.
Tuesday Night
SW wind 5 to 15 kt becoming NE after midnight. Snow. Waves 1 to 3 ft.
Wednesday
NNW wind 15 to 17 kt. A chance of snow. Waves 1 to 3 ft.
Wednesday Night
NW wind 9 to 14 kt. A chance of snow. Waves 1 ft or less.
Thursday
NNW wind around 10 kt. A chance of snow. 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: 12:01 am CST Dec 7, 2025
Forecast Valid: 1am CST Dec 7, 2025-6pm CST Dec 13, 2025
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