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.

Overcast

40°F

4°C

Humidity 79%
Wind Speed NW 8 mph
Barometer 30.07 in (1019.0 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 3 Apr 10:53 am CDT
Extended Forecast for

Oshkosh WI

  • Today

    Today: Mostly cloudy, with a high near 46. West northwest wind 6 to 8 mph becoming northeast in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 4am, then rain likely. Low around 35. East wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 35 °F

    Rain

  • Saturday

    Saturday: A 40 percent chance of rain before 10am. Mostly cloudy, with a high near 49. East wind 8 to 16 mph becoming west in the afternoon. Winds could gust as high as 28 mph.

    High: 49 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48. West northwest wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain

  • Monday

    Monday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 46. West northwest wind 6 to 8 mph becoming northeast in the afternoon.
Tonight
Rain and possibly a thunderstorm before 4am, then rain likely. Low around 35. East wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 40 percent chance of rain before 10am. Mostly cloudy, with a high near 49. East wind 8 to 16 mph becoming west in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 31. West wind around 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 48. West northwest wind 13 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Sunny, with a high near 43.
Tuesday Night
A slight chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 59.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.56°W (Elev. 758 ft)
Last Update:
11:16 am CDT Apr 3, 2026
Forecast Valid:
11am CDT Apr 3, 2026-6pm CDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation