Severe Thunderstorms in the Central U.S.; Heavy to Excessive Rainfall in the Ohio Valley and Central Appalachians

Severe thunderstorms producing damaging winds, hail, and a few tornadoes are expected through Tuesday across parts of the central Plains and lower to mid Missouri Valley. Heavy to excessive rainfall could produce flooding across portions of the Ohio Valley into the Central Appalachians through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Mostly Cloudy

71°F

22°C

Humidity 66%
Wind Speed S 12 mph
Barometer 29.80 in (1007.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Jun 12:53 am CDT
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • Overnight

    Overnight: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am.  Mostly cloudy, with a steady temperature around 69. South southwest wind around 11 mph.  Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. West wind 8 to 11 mph.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 63. Northwest wind around 6 mph becoming calm.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 1pm.  High near 76. Light and variable wind becoming east northeast 5 to 9 mph in the morning.  Chance of precipitation is 80%.

    High: 76 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers.  Partly cloudy, with a low around 61. North northeast wind 6 to 9 mph becoming west northwest after midnight.  Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 80.

    High: 80 °F

    Sunny then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Partly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a steady temperature around 69. South southwest wind around 11 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 82. West wind 8 to 11 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. Northwest wind around 6 mph becoming calm.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 76. Light and variable wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Partly cloudy, with a low around 61. North northeast wind 6 to 9 mph becoming west northwest after midnight. Chance of precipitation is 40%.
Juneteenth
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 80.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 74.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh, Wittman Regional Airport WI
 44.02°N 88.59°W (Elev. 774 ft)
12:46 am CDT Jun 17, 2025
1am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
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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