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

36°F

2°C

Humidity 89%
Wind Speed W 12 G 31 mph
Barometer 29.21 in (990.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 13 Mar 8:53 am CDT
Extended Forecast for

Oshkosh WI

Winter Storm Watch March 14, 07:00pm until March 16, 04:00pm
Wind Advisory March 13, 08:58am until March 13, 06:00pm
Click here for hazard details and duration
Winter Storm Watch
Wind Advisory
  •  
    Wind Advisory March 13, 08:58am until March 13, 06:00pm

    NOW until 6:00pm Fri

    Wind Advisory

  • Today

    High: 37 °F

    Chance
    Rain/Snow and
    Windy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.

    Low: 21 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 35. Light and variable wind becoming east southeast 5 to 7 mph in the afternoon.

    High: 35 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 27. East wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 27 °F

    Heavy Snow

  • Sunday

    Sunday: Snow before 10am, then snow, possibly mixed with rain between 10am and 4pm, then snow, possibly mixed with freezing rain after 4pm. The snow could be heavy at times. Patchy blowing snow. High near 33. Breezy, with an east northeast wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 100%.

    High: 33 °F

    Wintry Mix
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow, possibly mixed with freezing rain, becoming all snow after 7pm. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 15. Windy. Chance of precipitation is 100%.

    Low: 15 °F

    Wintry Mix
    and Blowing
    Snow then
    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Widespread blowing snow before 7am. Cloudy, with a high near 21. Windy. Chance of precipitation is 70%.

    High: 21 °F

    Snow Likely
    and Blowing
    Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. Blustery.

    Low: 2 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

Detailed Forecast

Today
A chance of rain and snow before 1pm, then a slight chance of snow between 1pm and 2pm. Mostly cloudy, with a high near 37. Windy, with a west northwest wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 40%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.
Saturday
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 35. Light and variable wind becoming east southeast 5 to 7 mph in the afternoon.
Saturday Night
Snow. The snow could be heavy at times. Low around 27. East wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Sunday
Snow before 10am, then snow, possibly mixed with rain between 10am and 4pm, then snow, possibly mixed with freezing rain after 4pm. The snow could be heavy at times. Patchy blowing snow. High near 33. Breezy, with an east northeast wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 100%.
Sunday Night
Snow, possibly mixed with freezing rain, becoming all snow after 7pm. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 15. Windy. Chance of precipitation is 100%.
Monday
Snow likely, mainly before 1pm. Widespread blowing snow before 7am. Cloudy, with a high near 21. Windy. Chance of precipitation is 70%.
Monday Night
Partly cloudy, with a low around 2. Blustery.
Tuesday
Mostly sunny, with a high near 20.
Tuesday Night
A 40 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 11.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 40.
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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:
8:42 am CDT Mar 13, 2026
Forecast Valid:
8am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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