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

60°F

16°C

Humidity 52%
Wind Speed E 8 mph
Barometer 29.69 in (1005.4 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 30 Mar 5:53 pm CDT
Extended Forecast for

Oshkosh WI

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 39. Northeast wind 6 to 9 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely before 3pm, then a slight chance of showers between 3pm and 4pm. Patchy fog between 9am and 11am. Otherwise, mostly cloudy, with a high near 52. Northeast wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Showers
    Likely and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A chance of sprinkles before 1am. Mostly cloudy, with a low around 31. North wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Chance
    Sprinkles

  • Wednesday

    Wednesday: A 20 percent chance of snow after 1pm. Partly sunny, with a high near 41. East northeast wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 41 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely before 1am, then snow, possibly mixed with rain between 1am and 4am, then rain, snow, and freezing rain after 4am. Low around 32. East northeast wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.

    Low: 32 °F

    Snow Likely
    then Wintry
    Mix

  • Thursday

    Thursday: Rain and freezing rain, possibly mixed with snow before 7am, then rain, possibly mixed with snow. High near 41. Chance of precipitation is 100%.

    High: 41 °F

    Wintry Mix

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.

    Low: 35 °F

    Rain Likely

  • Friday

    Friday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of rain, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 39. Northeast wind 6 to 9 mph. Chance of precipitation is 30%.
Tuesday
Showers and thunderstorms likely before 3pm, then a slight chance of showers between 3pm and 4pm. Patchy fog between 9am and 11am. Otherwise, mostly cloudy, with a high near 52. Northeast wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of sprinkles before 1am. Mostly cloudy, with a low around 31. North wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
A 20 percent chance of snow after 1pm. Partly sunny, with a high near 41. East northeast wind 10 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
Snow likely before 1am, then snow, possibly mixed with rain between 1am and 4am, then rain, snow, and freezing rain after 4am. Low around 32. East northeast wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Thursday
Rain and freezing rain, possibly mixed with snow before 7am, then rain, possibly mixed with snow. High near 41. Chance of precipitation is 100%.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.
Friday
Mostly cloudy, with a high near 45.
Friday Night
A chance of rain, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
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 30.
Monday
Sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.56°W (Elev. 758 ft)
Last Update:
4:21 pm CDT Mar 30, 2026
Forecast Valid:
6pm CDT Mar 30, 2026-6pm CDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

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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