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

23°F

-5°C

Humidity 57%
Wind Speed Vrbl 3 mph
Barometer 30.49 in (1034.5 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 1 Mar 12:53 pm CST
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 28. North wind 3 to 5 mph.

    High: 28 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 18. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 18 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 41. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain between midnight and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 29. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 41. Calm wind becoming east southeast around 5 mph.

    High: 41 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain. Mostly sunny, with a high near 43.

    High: 43 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 28. North wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 18. Calm wind becoming south southeast around 5 mph after midnight.
Monday
Sunny, with a high near 41. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Monday Night
A slight chance of rain between midnight and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 29. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 41. Calm wind becoming east southeast around 5 mph.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
A 30 percent chance of rain. Mostly sunny, with a high near 43.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 45.
Thursday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 36.
Friday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh, Wittman Regional Airport WI
 43.99°N 88.57°W (Elev. 797 ft)
Last Update:
12:56 pm CST Mar 1, 2026
Forecast Valid:
1pm CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation