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

39°F

4°C

Humidity 57%
Wind Speed S 15 mph
Barometer 30.15 in (1021.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 29 Mar 3:53 am CDT
Extended Forecast for

Oshkosh WI

  • Today

    Today: Partly sunny, with a high near 58. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 58 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 41. South southwest wind 6 to 9 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 63. South southwest wind 5 to 9 mph becoming east in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 43. East wind 8 to 10 mph. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 54. East southeast wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.

    High: 54 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.

    High: 39 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Today
Partly sunny, with a high near 58. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 41. South southwest wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 63. South southwest wind 5 to 9 mph becoming east in the afternoon.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 43. East wind 8 to 10 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 54. East southeast wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 27.
Thursday
A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 44.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35.
Saturday
Rain likely. Mostly cloudy, with a high near 48. 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:
3:56 am CDT Mar 29, 2026
Forecast Valid:
4am CDT Mar 29, 2026-6pm CDT Apr 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