Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

A Few Clouds

79°F

26°C

Humidity 69%
Wind Speed E 9 mph
Barometer 30.08 in (1017.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 15 Aug 12:53 pm CDT
Extended Forecast for

Oshkosh WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 77. East southeast wind around 10 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Patchy fog between 1am and 3am.  Otherwise, increasing clouds, with a low around 69. Southeast wind 5 to 8 mph becoming light and variable  after midnight.  Chance of precipitation is 40%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 80. Heat index values as high as 83. West southwest wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. North wind 5 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. West northwest wind 3 to 7 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 73.

    High: 73 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 77. East southeast wind around 10 mph.
Tonight
A chance of showers and thunderstorms. Patchy fog between 1am and 3am. Otherwise, increasing clouds, with a low around 69. Southeast wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Sunday
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Heat index values as high as 83. West southwest wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 63. North wind 5 to 10 mph.
Monday
Sunny, with a high near 78. West northwest wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79.
Tuesday Night
Showers and possibly a thunderstorm. Low around 64. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 59.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.53°W (Elev. 748 ft)
12:56 pm CDT Aug 15, 2026
12pm CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database