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

41°F

5°C

Humidity 39%
Wind Speed S 10 mph
Barometer 30.29 in (1027.5 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 2 Mar 1:53 pm CST
Extended Forecast for

Oshkosh WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 40. South wind 7 to 10 mph.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 27. South southeast wind 5 to 7 mph becoming calm after midnight.

    Low: 27 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A slight chance of snow and freezing rain before 8am, then a slight chance of rain between 8am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 42. Calm wind. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Wintry Mix
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 47. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 47 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after midnight. Partly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain

  • Friday

    Friday: Rain, mainly after noon. High near 52. Chance of precipitation is 80%.

    High: 52 °F

    Chance Rain
    then Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 40. South wind 7 to 10 mph.
Tonight
Increasing clouds, with a low around 27. South southeast wind 5 to 7 mph becoming calm after midnight.
Tuesday
A slight chance of snow and freezing rain before 8am, then a slight chance of rain between 8am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 42. Calm wind. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 25. Calm wind.
Wednesday
Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 47. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of rain, mainly after midnight. Partly cloudy, with a low around 32.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 43.
Thursday Night
A 20 percent chance of rain. Cloudy, with a low around 35.
Friday
Rain, mainly after noon. High near 52. Chance of precipitation is 80%.
Friday Night
Rain and possibly a thunderstorm. Low around 42. Chance of precipitation is 80%.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 53.
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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 2, 2026
Forecast Valid:
2pm CST Mar 2, 2026-6pm CDT Mar 8, 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