Hazardous Weather Conditions

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Green Bay, WI Local Forecast Office

20NM ESE Washington Island WI

Marine Point Forecast

[NOTICE]
    • Today

      Today:SSW wind 9 to 15 kt. Sunny. Waves 1 to 2 ft.

      High: 74 °F

      SSW 15kt
      1-2ft

    • Tonight

      Tonight:SW wind 12 to 15 kt, with gusts as high as 22 kt. Mostly clear. Waves around 2 ft.

      Low: 71 °F

      SW 15kt
      2ft

    • Monday

      Monday:SW wind 10 to 12 kt. Sunny. Waves 1 to 2 ft.

      High: 73 °F

      SW 12kt
      1-2ft

    • Monday Night

      Monday Night:SSW wind around 11 kt becoming WSW after midnight. Mostly clear. Waves 1 to 2 ft.

      Low: 77 °F

      SSW 11kt
      1-2ft

    • Tuesday

      Tuesday:WSW wind 10 to 13 kt, with gusts as high as 19 kt. Sunny. Waves 1 to 2 ft.

      High: 86 °F

      WSW 13kt
      1-2ft

    • Tuesday Night

      Tuesday Night:WSW wind 6 to 11 kt becoming variable and less than 5 kt. Mostly clear. Waves 1 to 2 ft.

      Low: 74 °F

      WSW 11kt⇓
      1-2ft

    • Wednesday

      Wednesday:N wind 5 to 7 kt. Mostly sunny. Waves 1 ft or less.

      High: 83 °F

      N 7kt
      < 1ft

    • Wednesday Night

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

      Low: 74 °F

      Light Wind
      < 1ft

    • Thursday

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

      High: 82 °F

      ⇑NNW 6kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:31 am CDT Jul 12, 2026
Forecast Valid: 8am CDT Jul 12, 2026-6pm CDT Jul 18, 2026

View Nearby Observations

Detailed Forecast

Today
SSW wind 9 to 15 kt. Sunny. Waves 1 to 2 ft.
Tonight
SW wind 12 to 15 kt, with gusts as high as 22 kt. Mostly clear. Waves around 2 ft.
Monday
SW wind 10 to 12 kt. Sunny. Waves 1 to 2 ft.
Monday Night
SSW wind around 11 kt becoming WSW after midnight. Mostly clear. Waves 1 to 2 ft.
Tuesday
WSW wind 10 to 13 kt, with gusts as high as 19 kt. Sunny. Waves 1 to 2 ft.
Tuesday Night
WSW wind 6 to 11 kt becoming variable and less than 5 kt. Mostly clear. Waves 1 to 2 ft.
Wednesday
N wind 5 to 7 kt. Mostly sunny. Waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Thursday
Variable winds less than 5 kt becoming NNW around 6 kt in the morning. 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: 45.22°N 86.48°W
Last Update: 6:31 am CDT Jul 12, 2026
Forecast Valid: 8am CDT Jul 12, 2026-6pm CDT Jul 18, 2026
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