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.

A Few Clouds

39°F

4°C

Humidity 73%
Wind Speed NW 15 G 25 mph
Barometer 29.96 in (1015.2 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 9 Jan 11:53 am CST
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a temperature falling to around 34 by 5pm. West northwest wind 7 to 16 mph, with gusts as high as 21 mph.

    High: 38 °F⇓

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of snow after 5am. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 27. West wind around 6 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow and
    Patchy Fog

  • Saturday

    Saturday: Snow likely. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 32. Light west southwest wind becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Snow Likely
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 21. West northwest wind 15 to 17 mph, with gusts as high as 26 mph. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Chance Snow

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 28. Northwest wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 28 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.

    High: 39 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a temperature falling to around 34 by 5pm. West northwest wind 7 to 16 mph, with gusts as high as 21 mph.
Tonight
A 30 percent chance of snow after 5am. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 27. West wind around 6 mph becoming calm in the evening.
Saturday
Snow likely. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 32. Light west southwest wind becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 21. West northwest wind 15 to 17 mph, with gusts as high as 26 mph. New snow accumulation of less than one inch possible.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 28. Northwest wind 9 to 17 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Tuesday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
Partly sunny, with a high near 26.
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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:
12:26 pm CST Jan 9, 2026
Forecast Valid:
12pm CST Jan 9, 2026-6pm CST Jan 15, 2026
 
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