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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

-16°F

-27°C

Humidity 60%
Wind Speed Calm
Barometer 30.73 in (1045.5 mb)
Dewpoint -26°F (-32°C)
Visibility 10.00 mi
Last update 23 Jan 11:53 pm CST
Extended Forecast for

5 Miles NNW Ripon WI

Extreme Cold Warning January 24, 12:29am until January 24, 09:00am
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning January 24, 12:29am until January 24, 09:00am

    NOW until 9:00am Sat

    Extreme Cold Warning

  • Overnight

    Low: -20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near -1. Wind chill values between -25 and -35. West wind around 5 mph becoming calm in the morning.

    High: -1 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -8. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph after midnight.

    Low: -8 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny and cold, with a high near 8. Wind chill values between -5 and -15. North wind 6 to 8 mph.

    High: 8 °F

    Cold

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -8. North northwest wind 7 to 9 mph.

    Low: -8 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 7.

    High: 7 °F

    Cold

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 0.

    Low: 0 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 11.

    High: 11 °F

    Partly Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around -20. Wind chill values between -25 and -35. Calm wind becoming west northwest around 5 mph.
Saturday
Partly sunny and cold, with a high near -1. Wind chill values between -25 and -35. West wind around 5 mph becoming calm in the morning.
Saturday Night
Mostly cloudy, with a low around -8. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph after midnight.
Sunday
Partly sunny and cold, with a high near 8. Wind chill values between -5 and -15. North wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around -8. North northwest wind 7 to 9 mph.
Monday
Sunny and cold, with a high near 7.
Monday Night
Mostly cloudy, with a low around 0.
Tuesday
Partly sunny, with a high near 11.
Tuesday Night
Partly cloudy, with a low around -3.
Wednesday
Partly sunny and cold, with a high near 10.
Wednesday Night
Partly cloudy, with a low around -3.
Thursday
Mostly sunny, with a high near 12.
Thursday Night
Partly cloudy, with a low around -1.
Friday
Mostly sunny, with a high near 16.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Ripon WI
 43.9°N 88.87°W (Elev. 951 ft)
Last Update:
12:16 am CST Jan 24, 2026
Forecast Valid:
12am CST Jan 24, 2026-6pm CST Jan 30, 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