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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

-5°F

-21°C

Humidity 75%
Wind Speed W 3 mph
Barometer 30.25 in (1028.3 mb)
Dewpoint -11°F (-24°C)
Visibility 10.00 mi
Last update 20 Jan 6:53 am CST
Extended Forecast for

Oshkosh WI

Cold Weather Advisory January 20, 07:07am until January 20, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory January 20, 07:07am until January 20, 10:00am

    NOW until 10:00am Tue

    Cold Weather Advisory

  • Today

    High: 12 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow likely, mainly between 10pm and 5am. Cloudy, with a steady temperature around 10. South southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 10 °F

    Snow Likely

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 22. North northwest wind 5 to 11 mph becoming west southwest in the morning. Winds could gust as high as 21 mph.

    High: 22 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 4. West wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 4 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 11. West wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 11 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -14.

    Low: -14 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -7.

    High: -7 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -16.

    Low: -16 °F

    Mostly Clear

Detailed Forecast

Today
Increasing clouds, with a high near 12. Wind chill values between -15 and -25. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Tonight
Snow likely, mainly between 10pm and 5am. Cloudy, with a steady temperature around 10. South southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 22. North northwest wind 5 to 11 mph becoming west southwest in the morning. Winds could gust as high as 21 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 4. West wind 9 to 14 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 11. West wind 11 to 14 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around -14.
Friday
Sunny and cold, with a high near -7.
Friday Night
Mostly clear, with a low around -16.
Saturday
Mostly sunny and cold, with a high near 0.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around -8.
Sunday
A 20 percent chance of snow. Mostly sunny and cold, with a high near 9.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -5.
Monday
Mostly sunny, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.53°W (Elev. 748 ft)
Last Update:
6:51 am CST Jan 20, 2026
Forecast Valid:
7am CST Jan 20, 2026-6pm CST Jan 26, 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