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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

80°F

27°C

Humidity 67%
Wind Speed Vrbl 7 mph
Barometer 29.90 in (1011.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 25 Jul 5:53 pm CDT
Extended Forecast for

3 Miles SW Oshkosh, Wittman Regional Airport WI

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Southwest wind 5 to 9 mph becoming light west southwest after midnight.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 90. Heat index values as high as 98. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Southwest wind 6 to 10 mph.

    Low: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Heat index values as high as 94. West southwest wind 6 to 11 mph.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. West northwest wind 8 to 10 mph becoming northeast in the evening.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 69. Southwest wind 5 to 9 mph becoming light west southwest after midnight.
Sunday
Mostly sunny and hot, with a high near 90. Heat index values as high as 98. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Southwest wind 6 to 10 mph.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Heat index values as high as 94. West southwest wind 6 to 11 mph.
Monday Night
Partly cloudy, with a low around 64. West northwest wind 8 to 10 mph becoming northeast in the evening.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Saturday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Oshkosh, Wittman Regional Airport WI
 43.98°N 88.63°W (Elev. 846 ft)
Last Update:
2:47 pm CDT Jul 25, 2026
Forecast Valid:
6pm CDT Jul 25, 2026-6pm CDT Aug 1, 2026
 
Forecast Discussion
 
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