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

52°F

11°C

Humidity 49%
Wind Speed Vrbl 6 mph
Barometer 30.12 in (1020.7 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 4 Mar 12:53 pm CST
Extended Forecast for

Oshkosh WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 50. Light east southeast wind.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 30. Calm wind becoming northeast around 6 mph after midnight.

    Low: 30 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of rain between noon and 2pm. Patchy fog between 9am and 11am. Otherwise, mostly cloudy, with a high near 43. East northeast wind 6 to 8 mph.

    High: 43 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35. East southeast wind 3 to 6 mph.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Rain, with thunderstorms also possible after noon. High near 58. Southeast wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.

    High: 58 °F

    Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 39. Chance of precipitation is 90%.

    Low: 39 °F

    Rain

  • Saturday

    Saturday: A 30 percent chance of rain before noon. Partly sunny, with a high near 49.

    High: 49 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 50. Light east southeast wind.
Tonight
Increasing clouds, with a low around 30. Calm wind becoming northeast around 6 mph after midnight.
Thursday
A 20 percent chance of rain between noon and 2pm. Patchy fog between 9am and 11am. Otherwise, mostly cloudy, with a high near 43. East northeast wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 35. East southeast wind 3 to 6 mph.
Friday
Rain, with thunderstorms also possible after noon. High near 58. Southeast wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Friday Night
Rain and possibly a thunderstorm. Low around 39. Chance of precipitation is 90%.
Saturday
A 30 percent chance of rain before noon. Partly sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 61.
Monday Night
A 20 percent chance of rain. Partly cloudy, with a low around 37.
Tuesday
Rain likely. Mostly cloudy, with a high near 50. Chance of precipitation is 60%.
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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:
1:31 pm CST Mar 4, 2026
Forecast Valid:
1pm CST Mar 4, 2026-6pm CDT Mar 10, 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