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

74°F

23°C

Humidity 62%
Wind Speed Calm
Barometer 29.92 in (1012.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 28 Jul 7:53 pm CDT
Extended Forecast for

Oshkosh WI

  • Tonight

    Tonight: Mostly clear, with a low around 61. East wind around 6 mph becoming calm after midnight.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. South southwest wind 5 to 7 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. West southwest wind 5 to 7 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Southwest wind around 6 mph.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.

    High: 80 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 61. East wind around 6 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 65. South southwest wind 5 to 7 mph.
Thursday
Sunny, with a high near 84. West southwest wind 5 to 7 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Southwest wind around 6 mph.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 86.
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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:
7:56 pm CDT Jul 28, 2026
Forecast Valid:
8pm CDT Jul 28, 2026-6pm CDT Aug 4, 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