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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

66°F

19°C

Humidity 73%
Wind Speed SW 3 mph
Barometer 29.96 in (1013.5 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Aug 11:53 pm CDT
Extended Forecast for

Oshkosh WI

  • Overnight

    Overnight: Increasing clouds, with a low around 65. West southwest wind 3 to 8 mph.

    Low: 65 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 78. West southwest wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 78 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 61. West wind 5 to 8 mph becoming light and variable after midnight.

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 76. West northwest wind 3 to 6 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. West northwest wind around 6 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Overnight
Increasing clouds, with a low around 65. West southwest wind 3 to 8 mph.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 78. West southwest wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 61. West wind 5 to 8 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 76. West northwest wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 60. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 78.
Thursday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 77.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 63.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 74.
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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:
12:31 am CDT Aug 18, 2026
Forecast Valid:
12am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation