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

46°F

8°C

Humidity 61%
Wind Speed S 8 mph
Barometer 29.94 in (1014.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 29 Mar 11:53 pm CDT
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • Overnight

    Overnight: Partly cloudy, with a low around 41. South southwest wind 6 to 9 mph.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 62. South wind 5 to 9 mph becoming north northeast in the morning.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Rain and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 41. East northeast wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. Mostly cloudy, with a high near 59. North northwest wind 6 to 13 mph becoming northeast in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

    High: 59 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 31. North wind around 11 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Snow

  • Thursday

    Thursday: Rain and snow likely. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.

    High: 39 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.

    Low: 30 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 41. South southwest wind 6 to 9 mph.
Monday
Sunny, with a high near 62. South wind 5 to 9 mph becoming north northeast in the morning.
Monday Night
Rain and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 41. East northeast wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Rain and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. Mostly cloudy, with a high near 59. North northwest wind 6 to 13 mph becoming northeast in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Tuesday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 31. North wind around 11 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 29.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Friday
Mostly cloudy, with a high near 45.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Saturday
Rain likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh, Wittman Regional Airport WI
 43.99°N 88.57°W (Elev. 797 ft)
Last Update:
12:12 am CDT Mar 30, 2026
Forecast Valid:
12am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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