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.

Overcast

41°F

5°C

Humidity 55%
Wind Speed Vrbl 5 mph
Barometer 30.15 in (1022.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 3 Mar 12:53 pm CST
Extended Forecast for

2 Miles SE Green Lake WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, sunny, with a high near 53. Calm wind becoming southeast around 5 mph in the morning.

    High: 53 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after midnight. Increasing clouds, with a low around 34. Southeast wind around 5 mph.

    Low: 34 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 47. East wind around 10 mph.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 36. Southeast wind 5 to 10 mph.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Rain. High near 60. Southeast wind 10 to 15 mph becoming south in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain Likely
    then Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 40. South wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before noon. Partly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain then
    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 44. Calm wind.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 28. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 53. Calm wind becoming southeast around 5 mph in the morning.
Wednesday Night
A 20 percent chance of rain after midnight. Increasing clouds, with a low around 34. Southeast wind around 5 mph.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 47. East wind around 10 mph.
Thursday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 36. Southeast wind 5 to 10 mph.
Friday
Rain. High near 60. Southeast wind 10 to 15 mph becoming south in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain and possibly a thunderstorm. Low around 40. South wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of rain before noon. Partly sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Green Lake WI
 43.81°N 88.94°W (Elev. 850 ft)
Last Update:
12:21 pm CST Mar 3, 2026
Forecast Valid:
1pm CST Mar 3, 2026-6pm CDT Mar 9, 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