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

45°F

7°C

Humidity 34%
Wind Speed NW 14 G 25 mph
Barometer 30.14 in (1021.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 19 Apr 5:53 pm CDT
Extended Forecast for

Oshkosh WI

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 27. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 51. Light southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. South wind around 11 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 67. South southwest wind 5 to 9 mph becoming west northwest in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. East northeast wind 3 to 6 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 27. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 51. Light southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 39. South wind around 11 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 67. South southwest wind 5 to 9 mph becoming west northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 41. East northeast wind 3 to 6 mph.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 71.
Thursday Night
Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 63.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 57.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 41.
Sunday
A 20 percent chance of showers. 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 88.53°W (Elev. 748 ft)
Last Update:
3:31 pm CDT Apr 19, 2026
Forecast Valid:
6pm CDT Apr 19, 2026-6pm CDT Apr 26, 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