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.

Fair

42°F

6°C

Humidity 65%
Wind Speed NE 13 mph
Barometer 29.71 in (1005.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 31 Mar 12:53 am CDT
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

  • Overnight

    Overnight: A 20 percent chance of rain and thunderstorms before 3am. Mostly cloudy, with a low around 39. Northeast wind 6 to 9 mph.

    Low: 39 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Rain and thunderstorms likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 51. North northeast wind 7 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 51 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. North wind 6 to 13 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of snow after 1pm, mixing with sleet after 4pm. Partly sunny, with a high near 41. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 41 °F

    Partly Sunny
    then Slight
    Chance
    Snow/Sleet

  • Wednesday Night

    Wednesday Night: Rain, snow, and sleet likely before 1am, then rain, possibly mixed with snow between 1am and 4am, then rain or freezing rain after 4am. Low around 31. East northeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 31 °F

    Wintry Mix
    Likely then
    Wintry Mix

  • Thursday

    Thursday: Rain or freezing rain, becoming all rain after 7am. Some thunder is also possible. High near 49. Chance of precipitation is 100%.

    High: 49 °F

    Rain/Freezing
    Rain then
    Rain

  • Thursday Night

    Thursday Night: Rain likely before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Friday

    Friday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain, mainly after 1am. Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Chance Rain
    then Rain

Detailed Forecast

Overnight
A 20 percent chance of rain and thunderstorms before 3am. Mostly cloudy, with a low around 39. Northeast wind 6 to 9 mph.
Tuesday
Rain and thunderstorms likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 51. North northeast wind 7 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Mostly cloudy, with a low around 31. North wind 6 to 13 mph, with gusts as high as 18 mph.
Wednesday
A slight chance of snow after 1pm, mixing with sleet after 4pm. Partly sunny, with a high near 41. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
Rain, snow, and sleet likely before 1am, then rain, possibly mixed with snow between 1am and 4am, then rain or freezing rain after 4am. Low around 31. East northeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Thursday
Rain or freezing rain, becoming all rain after 7am. Some thunder is also possible. High near 49. Chance of precipitation is 100%.
Thursday Night
Rain likely before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 51.
Friday Night
Rain, mainly after 1am. Low around 36. Chance of precipitation is 80%.
Saturday
Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 45. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 29.
Monday
A 20 percent chance of rain. Partly sunny, with a high near 47.
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:
1:21 am CDT Mar 31, 2026
Forecast Valid:
1am CDT Mar 31, 2026-6pm CDT Apr 6, 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