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

13°F

-11°C

Humidity 77%
Wind Speed W 6 mph
Barometer 29.95 in (1016.4 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 18 Jan 2:53 am CST
Extended Forecast for

5 Miles W Oshkosh, Wittman Regional Airport WI

Cold Weather Advisory January 19, 03:00am until January 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • Overnight

    Overnight: A 20 percent chance of snow before 4am. Mostly cloudy, with a steady temperature around 12. West southwest wind around 10 mph.

    Low: 12 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly after 5pm. Cloudy and cold, with a steady temperature around 10. West southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 10 °F

    Mostly Cloudy
    then Snow
    Likely

  • Sunday Night

    Sunday Night: Snow, mainly before 4am. Patchy blowing snow after midnight. Low around -2. Wind chill values between -10 and -20. Blustery, with a west northwest wind 7 to 12 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: -2 °F

    Snow and
    Patchy
    Blowing Snow

  • M.L.King Day

    M.L.King Day: Patchy blowing snow before 4pm. Mostly sunny and cold, with a high near 4. Wind chill values between -15 and -25. Blustery, with a west northwest wind 15 to 22 mph, with gusts as high as 36 mph.

    High: 4 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around -4. West wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: -4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 12.

    High: 12 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 6.

    Low: 6 °F

    Chance Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow. Mostly cloudy, with a high near 20.

    High: 20 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 2.

    Low: 2 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow before 4am. Mostly cloudy, with a steady temperature around 12. West southwest wind around 10 mph.
Sunday
Snow likely, mainly after 5pm. Cloudy and cold, with a steady temperature around 10. West southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow, mainly before 4am. Patchy blowing snow after midnight. Low around -2. Wind chill values between -10 and -20. Blustery, with a west northwest wind 7 to 12 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
M.L.King Day
Patchy blowing snow before 4pm. Mostly sunny and cold, with a high near 4. Wind chill values between -15 and -25. Blustery, with a west northwest wind 15 to 22 mph, with gusts as high as 36 mph.
Monday Night
Partly cloudy, with a low around -4. West wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 12.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 6.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 20.
Wednesday Night
Mostly cloudy, with a low around 2.
Thursday
Mostly sunny, with a high near 14.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 4.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 16.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around -4.
Saturday
A 20 percent chance of snow. Mostly sunny and cold, with a high near 6.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Oshkosh, Wittman Regional Airport WI
 44°N 88.66°W (Elev. 843 ft)
Last Update:
3:06 am CST Jan 18, 2026
Forecast Valid:
3am CST Jan 18, 2026-6pm CST Jan 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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