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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast with Haze

42°F

6°C

Humidity 79%
Wind Speed E 12 mph
Barometer 29.83 in (1010.9 mb)
Dewpoint 36°F (2°C)
Visibility 6.00 mi
Wind Chill35°F (2°C)
Last update 17 Feb 3:53 pm CST
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • Tonight

    Tonight: Rain, with thunderstorms also possible after midnight. Low around 40. East wind 15 to 17 mph becoming south southeast after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain and thunderstorms before 8am. Cloudy through mid morning, then gradual clearing, with a high near 54. South southeast wind 9 to 17 mph becoming west in the afternoon. Winds could gust as high as 26 mph.

    High: 54 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. West wind 6 to 8 mph becoming southeast after midnight.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 47. Southeast wind 6 to 9 mph becoming east northeast in the afternoon.

    High: 47 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely before 3am, then rain and snow likely. Mostly cloudy, with a low around 31. East northeast wind 9 to 11 mph becoming northwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%.

    Low: 31 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Rain and snow likely before noon, then a chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.

    High: 38 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow

Detailed Forecast

Tonight
Rain, with thunderstorms also possible after midnight. Low around 40. East wind 15 to 17 mph becoming south southeast after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of rain and thunderstorms before 8am. Cloudy through mid morning, then gradual clearing, with a high near 54. South southeast wind 9 to 17 mph becoming west in the afternoon. Winds could gust as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 31. West wind 6 to 8 mph becoming southeast after midnight.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 47. Southeast wind 6 to 9 mph becoming east northeast in the afternoon.
Thursday Night
Rain likely before 3am, then rain and snow likely. Mostly cloudy, with a low around 31. East northeast wind 9 to 11 mph becoming northwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Friday
Rain and snow likely before noon, then a chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 35.
Saturday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 13.
Monday
Sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
A 20 percent chance of snow. Mostly sunny, with a high near 32.
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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:
3:18 pm CST Feb 17, 2026
Forecast Valid:
4pm CST Feb 17, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation