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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

34°F

1°C

Humidity 100%
Wind Speed NE 10 mph
Barometer 29.48 in (999.4 mb)
Dewpoint 34°F (1°C)
Visibility 7.00 mi
Wind Chill26°F (-3°C)
Last update 28 Dec 12:53 pm CST
Extended Forecast for

4 Miles N Van Dyne WI

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

  • This Afternoon

    This Afternoon: Rain. Areas of fog. High near 38. North wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 38 °F

    Rain and
    Areas Fog

  • Tonight

    Tonight: Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Widespread blowing snow, mainly after 3am. Low around 18. Windy, with a northwest wind 9 to 14 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 18 °F

    Rain/Snow and
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 9am. Widespread blowing snow, mainly before 7am. Temperature falling to around 14 by 5pm. Windy, with a northwest wind 21 to 30 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 20 °F⇓

    Snow and
    Blowing Snow
    then Patchy
    Blowing Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 8. West northwest wind 11 to 21 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow after noon. Partly sunny, with a high near 23. West southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 23 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

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

    High: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Partly cloudy, with a low around 4.

    Low: 4 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • New Year's Day

    New Year's Day: Sunny, with a high near 12.

    High: 12 °F

    Sunny

Detailed Forecast

This Afternoon
Rain. Areas of fog. High near 38. North wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Widespread blowing snow, mainly after 3am. Low around 18. Windy, with a northwest wind 9 to 14 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday
Snow, mainly before 9am. Widespread blowing snow, mainly before 7am. Temperature falling to around 14 by 5pm. Windy, with a northwest wind 21 to 30 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 8. West northwest wind 11 to 21 mph, with gusts as high as 30 mph.
Tuesday
A 30 percent chance of snow after noon. Partly sunny, with a high near 23. West southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 15.
Wednesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 21.
Wednesday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 4.
New Year's Day
Sunny, with a high near 12.
Thursday Night
Mostly clear, with a low around 1.
Friday
Mostly sunny, with a high near 18.
Friday Night
Partly cloudy, with a low around 10.
Saturday
Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Van Dyne WI
 43.93°N 88.54°W (Elev. 801 ft)
Last Update:
12:56 pm CST Dec 28, 2025
Forecast Valid:
1pm CST Dec 28, 2025-6pm CST Jan 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation