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

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Unknown Precip

35°F

2°C

Humidity 82%
Wind Speed E 13 G 22 mph
Barometer 30.10 in (1020.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 2 Apr 1:53 am CDT
Extended Forecast for

2 Miles SE Green Lake WI

Winter Weather Advisory April 2, 02:47am until April 2, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 2, 02:47am until April 2, 09:00am

    NOW until 9:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 31 °F

    Rain/Freezing
    Rain

  • Thursday

    Thursday: Rain or freezing rain, becoming all rain after 8am. Some thunder is also possible. High near 58. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.

    High: 58 °F

    Rain/Freezing
    Rain and
    Breezy then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 10pm, then a slight chance of rain between 10pm and 11pm. Low around 33. Breezy, with an east wind 15 to 20 mph becoming west in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Showers then
    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 49. West wind 5 to 10 mph becoming east in the afternoon.

    High: 49 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 35. Breezy, with an east wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 35 °F

    Showers and
    Breezy

  • Saturday

    Saturday: Showers likely, mainly before 7am. Mostly cloudy, with a high near 50. Breezy, with an east wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Showers
    Likely then
    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

    Low: 30 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 48. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 48 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

Detailed Forecast

Overnight
Rain before 3am, then freezing rain. Low around 31. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total nighttime ice accumulation of 0.1 to 0.2 of an inch possible.
Thursday
Rain or freezing rain, becoming all rain after 8am. Some thunder is also possible. High near 58. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 10pm, then a slight chance of rain between 10pm and 11pm. Low around 33. Breezy, with an east wind 15 to 20 mph becoming west in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Partly sunny, with a high near 49. West wind 5 to 10 mph becoming east in the afternoon.
Friday Night
Showers and possibly a thunderstorm. Low around 35. Breezy, with an east wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers likely, mainly before 7am. Mostly cloudy, with a high near 50. Breezy, with an east wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 30. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 32.
Monday
A slight chance of snow showers before 1pm, then a chance of rain showers. Partly sunny, with a high near 48. Chance of precipitation is 30%.
Monday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 24.
Tuesday
Sunny, with a high near 45.
Tuesday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 28. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 57. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Green Lake WI
 43.81°N 88.94°W (Elev. 850 ft)
Last Update:
2:36 am CDT Apr 2, 2026
Forecast Valid:
2am CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation