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

63°F

17°C

Humidity 65%
Wind Speed E 8 mph
Barometer 30.32 in (1026.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 16 Sep 8:53 pm CDT
Extended Forecast for

Omro WI

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 40%.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 8am. 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 54. Light and variable wind.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 68. East wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 68 °F

    Partly 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 10 to 14 mph, with gusts as high as 21 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 51.

    Low: 51 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 40%.
Thursday
A 20 percent chance of showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 72. Light northeast wind.
Thursday Night
Partly cloudy, with a low around 54. Light and variable wind.
Friday
A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 68. East wind 5 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 10 to 14 mph, with gusts as high as 21 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 51.
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 51.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 66.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Omro WI
 44.02°N 88.74°W (Elev. 804 ft)
Last Update:
9:36 pm CDT Sep 16, 2026
Forecast Valid:
10pm 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