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

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Mostly Cloudy

60°F

16°C

Humidity 84%
Wind Speed S 7 mph
Barometer 29.88 in (1011.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 9:53 pm CDT
Extended Forecast for

2 Miles ESE Green Lake WI

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 1am. Mostly cloudy, with a low around 52. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Northwest wind around 10 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 73. Light east wind increasing to 5 to 10 mph in the morning.

    High: 73 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 52. East wind 5 to 10 mph becoming northeast after midnight.

    Low: 52 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 73. Northeast wind around 10 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.

    Low: 54 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 1am. Mostly cloudy, with a low around 52. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 74. Northwest wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 52. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 73. Light east wind increasing to 5 to 10 mph in the morning.
Sunday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 52. East wind 5 to 10 mph becoming northeast after midnight.
Monday
Mostly sunny, with a high near 73. Northeast wind around 10 mph.
Monday Night
Partly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 72. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 53.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Green Lake WI
 43.83°N 88.91°W (Elev. 856 ft)
Last Update:
8:32 pm CDT Jun 19, 2026
Forecast Valid:
10pm CDT Jun 19, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation