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

37°F

3°C

Humidity 67%
Wind Speed Vrbl 3 mph
Barometer 29.86 in (1012.0 mb)
Dewpoint 27°F (-3°C)
Visibility 9.00 mi
Last update 15 Feb 3:53 am CST
Extended Forecast for

Oshkosh WI

  • Today

    Today: Sunny, with a high near 48. West wind around 6 mph becoming calm in the afternoon.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: A slight chance of drizzle between 3am and 4am. Increasing clouds, with a low around 31. Light west southwest wind becoming south 5 to 10 mph in the evening.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance
    Drizzle

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 54. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. Light and variable wind becoming east 5 to 7 mph after midnight.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 43. East wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 43 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain. Low around 38. Chance of precipitation is 90%.

    Low: 38 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before noon. Partly sunny, with a high near 50. Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of rain and snow. Mostly sunny, with a high near 40. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 48. West wind around 6 mph becoming calm in the afternoon.
Tonight
A slight chance of drizzle between 3am and 4am. Increasing clouds, with a low around 31. Light west southwest wind becoming south 5 to 10 mph in the evening.
Washington's Birthday
Mostly sunny, with a high near 54. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 30. Light and variable wind becoming east 5 to 7 mph after midnight.
Tuesday
Mostly cloudy, with a high near 43. East wind 7 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Rain. Low around 38. Chance of precipitation is 90%.
Wednesday
Rain likely, mainly before noon. Partly sunny, with a high near 50. Chance of precipitation is 60%.
Wednesday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 40. Chance of precipitation is 20%.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 32.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.53°W (Elev. 748 ft)
Last Update:
3:57 am CST Feb 15, 2026
Forecast Valid:
4am CST Feb 15, 2026-6pm CST Feb 21, 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