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.

Mostly Cloudy

70°F

21°C

Humidity 87%
Wind Speed NE 10 mph
Barometer 29.91 in (1011.6 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 2 Aug 12:53 am CDT
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 61. North northeast wind around 9 mph.

    Low: 61 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 77. North northeast wind 9 to 11 mph.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Northeast wind 3 to 8 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79. Light and variable wind becoming east northeast around 5 mph in the morning.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. East southeast wind around 5 mph becoming light and variable after midnight.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 78.

    High: 78 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 61. North northeast wind around 9 mph.
Sunday
Partly sunny, with a high near 77. North northeast wind 9 to 11 mph.
Sunday Night
Mostly clear, with a low around 56. Northeast wind 3 to 8 mph.
Monday
Sunny, with a high near 79. Light and variable wind becoming east northeast around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 57. East southeast wind around 5 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 82.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 78.
Wednesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 57.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 79.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 83.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh, Wittman Regional Airport WI
 44°N 88.6°W (Elev. 850 ft)
Last Update:
12:56 am CDT Aug 2, 2026
Forecast Valid:
1am CDT Aug 2, 2026-6pm CDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation