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.

Overcast

34°F

1°C

Humidity 54%
Wind Speed SE 10 mph
Barometer 30.13 in (1021.7 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 14 Mar 2:53 pm CDT
Extended Forecast for

Winneconne WI

Blizzard Warning March 15, 04:00pm until March 16, 04:00pm
Winter Storm Warning March 14, 10:00pm until March 15, 04:00pm
Click here for hazard details and duration
Blizzard Warning
Winter Storm Warning

  • Tonight

    Tonight: Snow before 3am, then snow and sleet. The snow could be heavy at times. Patchy blowing snow between 2am and 3am. Low around 29. East wind 10 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. Total nighttime snow and sleet accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Heavy Snow
    then
    Snow/Sleet
    and Patchy
    Blowing Snow

  • Sunday

    Sunday: Rain, snow, freezing rain, and sleet before 4pm, then snow and sleet, possibly mixed with rain. The sleet could be heavy at times. Patchy blowing snow after 4pm. High near 35. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of 1 to 2 inches possible.

    High: 35 °F

    Wintry Mix
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow, possibly mixed with sleet before 8pm, then snow, possibly mixed with freezing rain and sleet between 8pm and 9pm, then snow after 9pm. The snow could be heavy at times. Widespread blowing snow. Low around 14. Windy, with a north wind 24 to 28 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of 5 to 9 inches possible.

    Low: 14 °F

    Wintry Mix
    and Blowing
    Snow then
    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Snow, mainly before 1pm. Widespread blowing snow, mainly before 1pm. High near 22. Windy, with a northwest wind 25 to 28 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 22 °F

    Snow and
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 0. West northwest wind 10 to 17 mph, with gusts as high as 28 mph.

    Low: 0 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 70%.

    Low: 14 °F

    Snow Likely

  • Wednesday

    Wednesday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 38.

    High: 38 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow before 3am, then snow and sleet. The snow could be heavy at times. Patchy blowing snow between 2am and 3am. Low around 29. East wind 10 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. Total nighttime snow and sleet accumulation of 2 to 4 inches possible.
Sunday
Rain, snow, freezing rain, and sleet before 4pm, then snow and sleet, possibly mixed with rain. The sleet could be heavy at times. Patchy blowing snow after 4pm. High near 35. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of 1 to 2 inches possible.
Sunday Night
Snow, possibly mixed with sleet before 8pm, then snow, possibly mixed with freezing rain and sleet between 8pm and 9pm, then snow after 9pm. The snow could be heavy at times. Widespread blowing snow. Low around 14. Windy, with a north wind 24 to 28 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of 5 to 9 inches possible.
Monday
Snow, mainly before 1pm. Widespread blowing snow, mainly before 1pm. High near 22. Windy, with a northwest wind 25 to 28 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 0. West northwest wind 10 to 17 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 22.
Tuesday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 70%.
Wednesday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winneconne WI
 44.11°N 88.71°W (Elev. 748 ft)
Last Update:
3:22 pm CDT Mar 14, 2026
Forecast Valid:
3pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation