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.

Fair

-5°F

-21°C

Humidity 75%
Wind Speed Vrbl 5 mph
Barometer 30.24 in (1027.7 mb)
Dewpoint -11°F (-24°C)
Visibility 10.00 mi
Wind Chill-16°F (-27°C)
Last update 20 Jan 5:53 am CST
Extended Forecast for

2 Miles NW Oshkosh, Wittman Regional Airport WI

Cold Weather Advisory January 20, 06:21am until January 20, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory January 20, 06:21am until January 20, 10:00am

    NOW until 10:00am Tue

    Cold Weather Advisory

  • Today

    High: 13 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow likely, mainly between 10pm and 5am. Cloudy, with a low around 8. 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: 8 °F

    Snow Likely

  • Wednesday

    Wednesday: A 30 percent chance of snow. Mostly cloudy, with a high near 22. Light and variable wind becoming west southwest 8 to 13 mph 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, with a low around 4. West wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 4 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 13. West wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 13 °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 -6.

    High: -6 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -15.

    Low: -15 °F

    Mostly Clear

Detailed Forecast

Today
Increasing clouds, with a high near 13. Wind chill values between -10 and -20. West southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Tonight
Snow likely, mainly between 10pm and 5am. Cloudy, with a low around 8. 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. Mostly cloudy, with a high near 22. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 4. West wind 8 to 13 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 13. 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 -6.
Friday Night
Mostly clear, with a low around -15.
Saturday
Mostly sunny and cold, with a high near 1.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around -7.
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 -4.
Monday
Mostly sunny, with a high near 12.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Oshkosh, Wittman Regional Airport WI
 44.04°N 88.59°W (Elev. 748 ft)
Last Update:
3:56 am CST Jan 20, 2026
Forecast Valid:
6am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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