National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

29°F

-2°C

Humidity 85%
Wind Speed S 3 mph
Barometer 29.81 in (1010.8 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 27 Feb 12:53 am CST
Extended Forecast for

Oshkosh WI

  • Overnight

    Overnight: Partly cloudy, with a low around 25. Southwest wind around 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49. South southwest wind 7 to 15 mph, with gusts as high as 28 mph.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. West wind 10 to 14 mph, with gusts as high as 29 mph.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow, mainly after noon. High near 23. North northwest wind 7 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 23 °F

    Chance Snow
    then Snow

  • Saturday Night

    Saturday Night: Cloudy during the early evening, then gradual clearing, with a low around 7. North wind 5 to 7 mph.

    Low: 7 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 25. Southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 49. South southwest wind 7 to 15 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 17. West wind 10 to 14 mph, with gusts as high as 29 mph.
Saturday
Snow, mainly after noon. High near 23. North northwest wind 7 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Cloudy during the early evening, then gradual clearing, with a low around 7. North wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
A 20 percent chance of rain. Sunny, with a high near 43.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 31.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 44.
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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:
1:31 am CST Feb 27, 2026
Forecast Valid:
1am CST Feb 27, 2026-6pm CST Mar 5, 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