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.

Light Snow Fog/Mist

12°F

-11°C

Humidity 87%
Wind Speed Calm
Barometer 29.95 in (1016.9 mb)
Dewpoint 9°F (-13°C)
Visibility 3.00 mi
Last update 21 Jan 4:49 am CST
Extended Forecast for

Winneconne WI

Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch

  • Overnight

    Overnight: A slight chance of snow before 5am, then a chance of flurries after 5am. Cloudy, with a steady temperature around 10. Light south southwest wind. Chance of precipitation is 20%.

    Low: 10 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow, mainly after 4pm. Mostly cloudy, with a high near 23. Light southwest wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 5. West wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Snow Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: A chance of flurries between noon and 3pm, then a slight chance of snow after 3pm. Partly sunny, with a high near 15. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 15 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -15. West northwest wind around 15 mph, with gusts as high as 23 mph.

    Low: -15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -8.

    High: -8 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -18.

    Low: -18 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 0.

    High: 0 °F

    Cold

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around -8.

    Low: -8 °F

    Partly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
A slight chance of snow before 5am, then a chance of flurries after 5am. Cloudy, with a steady temperature around 10. Light south southwest wind. Chance of precipitation is 20%.
Wednesday
A 50 percent chance of snow, mainly after 4pm. Mostly cloudy, with a high near 23. Light southwest wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely, mainly before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 5. West wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
A chance of flurries between noon and 3pm, then a slight chance of snow after 3pm. Partly sunny, with a high near 15. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around -15. West northwest wind around 15 mph, with gusts as high as 23 mph.
Friday
Sunny and cold, with a high near -8.
Friday Night
Mostly clear, with a low around -18.
Saturday
Mostly sunny and cold, with a high near 0.
Saturday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around -8.
Sunday
A 20 percent chance of snow. Partly sunny and cold, with a high near 8.
Sunday Night
Partly cloudy, with a low around -4.
Monday
Mostly sunny, with a high near 12.
Monday Night
Partly cloudy, with a low around 2.
Tuesday
Partly sunny, with a high near 18.
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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:
4:12 am CST Jan 21, 2026
Forecast Valid:
4am CST Jan 21, 2026-6pm CST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation