Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

73°F

23°C

Humidity 76%
Wind Speed SW 8 G 17 mph
Barometer 29.98 in (1014.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 4 Aug 8:53 am CDT
Extended Forecast for

3 Miles NNE Eureka WI

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm.  Partly sunny, with a high near 82. Heat index values as high as 85. West southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 4am.  Mostly cloudy, with a low around 61. West southwest wind around 6 mph becoming light and variable  in the evening.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 77 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers before 1am.  Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 56. Light and variable wind.

    Low: 56 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Partly sunny, with a high near 82. Heat index values as high as 85. West southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 61. West southwest wind around 6 mph becoming light and variable in the evening. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of showers after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 10 percent chance of showers before 1am. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 56. Light and variable wind.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 63.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Eureka WI
 44.05°N 88.83°W (Elev. 850 ft)
8:06 am CDT Aug 4, 2026
9am CDT Aug 4, 2026-6pm CDT Aug 10, 2026
 
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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