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 92%
Wind Speed S 7 mph
Barometer 29.97 in (1016.1 mb)
Dewpoint 32°F (0°C)
Visibility 8.00 mi
Wind Chill28°F (-2°C)
Last update 27 Dec 5:53 am CST
Extended Forecast for

3 Miles ESE Winnebago WI

Winter Storm Watch December 28, 09:00pm until December 29, 03:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: Patchy fog between 8am and 9am. Otherwise, cloudy, with a high near 38. South southeast wind 7 to 11 mph.

    High: 38 °F

    Patchy Fog
    then Cloudy

  • Tonight

    Tonight: A chance of drizzle, mainly between 9pm and 4am. Patchy fog after 4am. Otherwise, cloudy, with a low around 37. Southeast wind 6 to 13 mph, with gusts as high as 18 mph.

    Low: 37 °F

    Chance
    Drizzle and
    Patchy Fog

  • Sunday

    Sunday: Rain, mainly after 9am. Patchy fog before 1pm. High near 39. East southeast wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Rain Likely
    and Patchy
    Fog then Rain
    and Areas Fog

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain, becoming all snow after midnight. Widespread blowing snow, mainly after 1am. Low around 20. Very windy, with a west northwest wind 17 to 22 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 20 °F

    Rain/Snow and
    Windy then
    Snow and
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before noon. Widespread blowing snow, mainly before noon. Mostly cloudy, with a high near 24. Very windy, with a northwest wind 26 to 36 mph, with gusts as high as 45 mph. Chance of precipitation is 70%.

    High: 24 °F

    Snow Likely
    and Blowing
    Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10. Windy.

    Low: 10 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 23. Blustery.

    High: 23 °F

    Partly Sunny
    and Blustery
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16. Windy.

    Low: 16 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 21. Windy.

    High: 21 °F

    Windy. Mostly
    Cloudy then
    Slight Chance
    Snow

Detailed Forecast

Today
Patchy fog between 8am and 9am. Otherwise, cloudy, with a high near 38. South southeast wind 7 to 11 mph.
Tonight
A chance of drizzle, mainly between 9pm and 4am. Patchy fog after 4am. Otherwise, cloudy, with a low around 37. Southeast wind 6 to 13 mph, with gusts as high as 18 mph.
Sunday
Rain, mainly after 9am. Patchy fog before 1pm. High near 39. East southeast wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Snow, possibly mixed with rain, becoming all snow after midnight. Widespread blowing snow, mainly after 1am. Low around 20. Very windy, with a west northwest wind 17 to 22 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow likely, mainly before noon. Widespread blowing snow, mainly before noon. Mostly cloudy, with a high near 24. Very windy, with a northwest wind 26 to 36 mph, with gusts as high as 45 mph. Chance of precipitation is 70%.
Monday Night
Partly cloudy, with a low around 10. Windy.
Tuesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 23. Blustery.
Tuesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16. Windy.
Wednesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 21. Windy.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 2. Windy.
New Year's Day
Sunny and cold, with a high near 8. Windy.
Thursday Night
Mostly clear, with a low around -1. Breezy.
Friday
Sunny, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Winnebago WI
 44.03°N 88.44°W (Elev. 748 ft)
Last Update:
6:31 am CST Dec 27, 2025
Forecast Valid:
6am CST Dec 27, 2025-6pm CST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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