National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

68°F

20°C

Humidity 65%
Wind Speed SE 8 mph
Barometer 30.30 in (1025.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 16 Sep 5:53 pm CDT
Extended Forecast for

4 Miles E Omro WI

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 57. East wind 5 to 7 mph becoming calm.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 72. Light northeast wind.

    High: 72 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. Calm wind becoming east northeast around 6 mph after midnight.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 1pm. Partly sunny, with a high near 67. East wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 10pm. Some of the storms could produce heavy rainfall. Low around 59. East wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.

    Low: 59 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 68. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 57. East wind 5 to 7 mph becoming calm.
Thursday
A 20 percent chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 72. Light northeast wind.
Thursday Night
Partly cloudy, with a low around 55. Calm wind becoming east northeast around 6 mph after midnight.
Friday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 67. East wind 7 to 11 mph, with gusts as high as 20 mph.
Friday Night
Showers, with thunderstorms also possible after 10pm. Some of the storms could produce heavy rainfall. Low around 59. East wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.
Saturday
Showers and possibly a thunderstorm. High near 68. Chance of precipitation is 90%.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Sunday
Mostly cloudy, with a high near 64.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 52.
Monday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 63.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 65.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53.
Wednesday
Partly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Omro WI
 44.04°N 88.65°W (Elev. 827 ft)
Last Update:
5:22 pm CDT Sep 16, 2026
Forecast Valid:
5pm CDT Sep 16, 2026-6pm CDT Sep 23, 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