National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

40°F

4°C

Humidity 49%
Wind Speed W 17 G 28 mph
Barometer 29.90 in (1013.3 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 18 Apr 5:53 pm CDT
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • Tonight

    Tonight: Partly cloudy, with a low around 32. West wind 8 to 18 mph, with gusts as high as 29 mph.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of snow showers, mixing with rain after 9am, then gradually ending. Partly sunny, with a high near 46. Northwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. North northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 51. Light south wind becoming south southwest 5 to 10 mph in the morning.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. West wind 8 to 18 mph, with gusts as high as 29 mph.
Sunday
A slight chance of snow showers, mixing with rain after 9am, then gradually ending. Partly sunny, with a high near 46. Northwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 29. North northwest wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 51. Light south wind becoming south southwest 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 41. South wind around 10 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 74.
Thursday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 42.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 59.
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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:
1:56 pm CDT Apr 18, 2026
Forecast Valid:
6pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation