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.

Fog/Mist

36°F

2°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 29.69 in (1006.5 mb)
Dewpoint 36°F (2°C)
Visibility 0.75 mi
Wind Chill30°F (-1°C)
Last update 28 Dec 5:53 am CST
Extended Forecast for

Oshkosh WI

Winter Storm Warning December 28, 09:00pm until December 29, 03:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Today

    Today: Rain, mainly after 1pm. Areas of fog. High near 39. East wind 5 to 9 mph becoming north in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 39 °F

    Chance Rain
    and Areas Fog
    then Rain and
    Areas Fog

  • Tonight

    Tonight: Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Widespread blowing snow, mainly after 2am. Low around 18. Windy, with a northwest wind 10 to 15 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 6 inches possible.

    Low: 18 °F

    Rain/Snow and
    Blowing Snow

  • Monday

    Monday: Snow likely before 9am. Areas of blowing snow. Mostly cloudy, with a temperature falling to around 16 by 5pm. Windy, with a northwest wind 22 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 22 °F⇓

    Snow Likely
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 8. West northwest wind 13 to 21 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow after noon. Partly sunny, with a high near 23. West southwest wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 23 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 21.

    High: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Partly cloudy, with a low around 5.

    Low: 5 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • New Year's Day

    New Year's Day: Sunny, with a high near 11.

    High: 11 °F

    Sunny

Detailed Forecast

Today
Rain, mainly after 1pm. Areas of fog. High near 39. East wind 5 to 9 mph becoming north in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Widespread blowing snow, mainly after 2am. Low around 18. Windy, with a northwest wind 10 to 15 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 6 inches possible.
Monday
Snow likely before 9am. Areas of blowing snow. Mostly cloudy, with a temperature falling to around 16 by 5pm. Windy, with a northwest wind 22 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday Night
Partly cloudy, with a low around 8. West northwest wind 13 to 21 mph, with gusts as high as 30 mph.
Tuesday
A 30 percent chance of snow after noon. Partly sunny, with a high near 23. West southwest wind 11 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.
Wednesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 21.
Wednesday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 5.
New Year's Day
Sunny, with a high near 11.
Thursday Night
Mostly clear, with a low around 2.
Friday
Mostly sunny, with a high near 18.
Friday Night
Partly cloudy, with a low around 12.
Saturday
Partly sunny, with a high near 24.
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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:
3:16 am CST Dec 28, 2025
Forecast Valid:
6am CST Dec 28, 2025-6pm CST Jan 3, 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