National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

2°F

-17°C

Humidity 76%
Wind Speed W 6 mph
Barometer 30.04 in (1020.0 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 17 Mar 6:53 am CDT
Extended Forecast for

Oshkosh WI

  • Today

    Today: Increasing clouds, with a high near 21. West northwest wind 7 to 9 mph.

    High: 21 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly between 1am and 5am. Low around 16. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow before 7am. Mostly cloudy, with a high near 38. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 38 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 31. Southwest wind around 6 mph.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 40. Southwest wind around 5 mph becoming light and variable in the afternoon.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 21. West northwest wind 7 to 9 mph.
Tonight
Snow, mainly between 1am and 5am. Low around 16. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Wednesday
A 30 percent chance of snow before 7am. Mostly cloudy, with a high near 38. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
A 40 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 31. Southwest wind around 6 mph.
Thursday
Partly sunny, with a high near 40. Southwest wind around 5 mph becoming light and variable in the afternoon.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly cloudy, with a high near 42.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
A slight chance of rain before 1am, then a slight chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Sunday
A slight chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.56°W (Elev. 758 ft)
Last Update:
6:16 am CDT Mar 17, 2026
Forecast Valid:
7am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation