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.

Mostly Cloudy

37°F

3°C

Humidity 79%
Wind Speed N 17 G 26 mph
Barometer 29.81 in (1009.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 22 Mar 6:53 am CDT
Extended Forecast for

Oshkosh WI

  • Today

    Today: A slight chance of rain before 8am, then a chance of sprinkles between 8am and 9am. Mostly cloudy, with a steady temperature around 39. North wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 23. North wind 6 to 8 mph.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 42. North northwest wind 3 to 5 mph.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 30. South wind 3 to 8 mph.

    Low: 30 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51. Southwest wind around 9 mph.

    High: 51 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow before 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

Detailed Forecast

Today
A slight chance of rain before 8am, then a chance of sprinkles between 8am and 9am. Mostly cloudy, with a steady temperature around 39. North wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 23. North wind 6 to 8 mph.
Monday
Sunny, with a high near 42. North northwest wind 3 to 5 mph.
Monday Night
Increasing clouds, with a low around 30. South wind 3 to 8 mph.
Tuesday
Mostly cloudy, with a high near 51. Southwest wind around 9 mph.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
A slight chance of rain and snow before 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 37.
Thursday
A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.56°W (Elev. 758 ft)
Last Update:
7:06 am CDT Mar 22, 2026
Forecast Valid:
7am CDT Mar 22, 2026-6pm CDT Mar 28, 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