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

59°F

15°C

Humidity 83%
Wind Speed W 6 mph
Barometer 30.00 in (1014.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 10 Sep 5:53 am CDT
Extended Forecast for

Oshkosh WI

  • Today

    Today: Sunny, with a high near 76. West northwest wind 5 to 7 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 79. South southwest wind 10 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 79 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 76. West northwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 57. Calm wind becoming south southwest around 6 mph after midnight.
Friday
Sunny, with a high near 79. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 61. South wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 79. South southwest wind 10 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 58. Chance of precipitation is 80%.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 69.
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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:
5:41 am CDT Sep 10, 2026
Forecast Valid:
6am CDT Sep 10, 2026-6pm CDT Sep 16, 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