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.

Fair

6°F

-14°C

Humidity 80%
Wind Speed W 7 mph
Barometer 29.91 in (1015.6 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 2 Jan 6:53 am CST
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • Today

    Today: Sunny, with a high near 15. West northwest wind 7 to 10 mph.

    High: 15 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 10. West northwest wind around 6 mph.

    Low: 10 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of snow before 5pm. Cloudy, with a high near 21. West wind 5 to 8 mph.

    High: 21 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 5. West northwest wind 3 to 6 mph.

    Low: 5 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Increasing clouds, with a high near 26. Calm wind becoming south around 6 mph in the afternoon.

    High: 26 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Snow likely before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 18. Chance of precipitation is 70%.

    Low: 18 °F

    Snow Likely
    then Chance
    Wintry Mix

  • Monday

    Monday: A slight chance of freezing rain before noon. Partly sunny, with a high near 33. Chance of precipitation is 10%.

    High: 33 °F

    Slight Chance
    Freezing Rain
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of freezing rain before noon, then a slight chance of rain. Mostly cloudy, with a high near 34. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Freezing Rain
    then Slight
    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 15. West northwest wind 7 to 10 mph.
Tonight
Increasing clouds, with a low around 10. West northwest wind around 6 mph.
Saturday
A 20 percent chance of snow before 5pm. Cloudy, with a high near 21. West wind 5 to 8 mph.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 5. West northwest wind 3 to 6 mph.
Sunday
Increasing clouds, with a high near 26. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Snow likely before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 18. Chance of precipitation is 70%.
Monday
A slight chance of freezing rain before noon. Partly sunny, with a high near 33. Chance of precipitation is 10%.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A slight chance of freezing rain before noon, then a slight chance of rain. Mostly cloudy, with a high near 34. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 38.
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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:
6:21 am CST Jan 2, 2026
Forecast Valid:
7am CST Jan 2, 2026-6pm CST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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