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

9°F

-13°C

Humidity 84%
Wind Speed Calm
Barometer 30.35 in (1030.5 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 31 Jan 10:53 pm CST
Extended Forecast for

Oshkosh WI

  • Tonight

    Tonight: Mostly clear, with a low around 6. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 6 °F

    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of snow, mainly after 4pm. Increasing clouds, with a high near 24. South wind 6 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Sunny then
    Chance Snow

  • Sunday Night

    Sunday Night: Snow, mainly before midnight. Low around 16. South wind around 8 mph becoming west after midnight. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Snow then
    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 24. West northwest wind 7 to 10 mph.

    High: 24 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5. West northwest wind around 6 mph.

    Low: 5 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 18.

    High: 18 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 6. Calm wind becoming south southwest around 6 mph after midnight.
Sunday
A 50 percent chance of snow, mainly after 4pm. Increasing clouds, with a high near 24. South wind 6 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Sunday Night
Snow, mainly before midnight. Low around 16. South wind around 8 mph becoming west after midnight. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
Partly sunny, with a high near 24. West northwest wind 7 to 10 mph.
Monday Night
Partly cloudy, with a low around 5. West northwest wind around 6 mph.
Tuesday
Sunny, with a high near 18.
Tuesday Night
Partly cloudy, with a low around 1.
Wednesday
Sunny, with a high near 20.
Wednesday Night
Mostly cloudy, with a low around 10.
Thursday
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 30.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 4.
Saturday
Mostly sunny, with a high near 15.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.53°W (Elev. 748 ft)
Last Update:
11:22 pm CST Jan 31, 2026
Forecast Valid:
11pm CST Jan 31, 2026-6pm CST Feb 7, 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