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

30°F

-1°C

Humidity 72%
Wind Speed E 12 mph
Barometer 30.08 in (1020.1 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 14 Mar 8:53 pm CDT
Extended Forecast for

Oshkosh WI

Blizzard Warning March 15, 04:00pm until March 16, 04:00pm
Winter Storm Warning March 14, 10:00pm until March 15, 04:00pm
Click here for hazard details and duration
Blizzard Warning
Winter Storm Warning

  • Tonight

    Tonight: Snow before 4am, then snow and sleet. The snow could be heavy at times. Low around 30. Breezy, with an east wind 13 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Total nighttime snow and sleet accumulation of 2 to 4 inches possible.

    Low: 30 °F

    Heavy Snow
    then
    Snow/Sleet
    and Breezy

  • Sunday

    Sunday: Rain, freezing rain, and sleet before 4pm, then sleet between 4pm and 5pm, then snow, freezing rain, and sleet after 5pm. The sleet could be heavy at times. Patchy blowing snow after 5pm. High near 34. Breezy, with an east wind 20 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than one inch possible.

    High: 34 °F

    Wintry Mix
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow and sleet, possibly mixed with freezing rain before 8pm, then snow, possibly mixed with sleet between 8pm and 10pm, then snow after 10pm. The snow and sleet could be heavy at times. Widespread blowing snow, mainly after 7pm. Low around 17. Windy, with a north wind around 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of 4 to 8 inches possible.

    Low: 17 °F

    Wintry Mix
    and Blowing
    Snow then
    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Snow, mainly before 1pm. Widespread blowing snow, mainly before 1pm. High near 20. Windy, with a northwest wind 24 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 20 °F

    Snow and
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 0. West northwest wind 10 to 17 mph, with gusts as high as 29 mph.

    Low: 0 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 70%.

    Low: 13 °F

    Snow Likely

  • Wednesday

    Wednesday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 37.

    High: 37 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow before 4am, then snow and sleet. The snow could be heavy at times. Low around 30. Breezy, with an east wind 13 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Total nighttime snow and sleet accumulation of 2 to 4 inches possible.
Sunday
Rain, freezing rain, and sleet before 4pm, then sleet between 4pm and 5pm, then snow, freezing rain, and sleet after 5pm. The sleet could be heavy at times. Patchy blowing snow after 5pm. High near 34. Breezy, with an east wind 20 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than one inch possible.
Sunday Night
Snow and sleet, possibly mixed with freezing rain before 8pm, then snow, possibly mixed with sleet between 8pm and 10pm, then snow after 10pm. The snow and sleet could be heavy at times. Widespread blowing snow, mainly after 7pm. Low around 17. Windy, with a north wind around 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of 4 to 8 inches possible.
Monday
Snow, mainly before 1pm. Widespread blowing snow, mainly before 1pm. High near 20. Windy, with a northwest wind 24 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 0. West northwest wind 10 to 17 mph, with gusts as high as 29 mph.
Tuesday
Sunny, with a high near 20.
Tuesday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 70%.
Wednesday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 41.
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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:
9:12 pm CDT Mar 14, 2026
Forecast Valid:
9pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation