National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

54°F

12°C

Humidity 67%
Wind Speed E 7 mph
Barometer 30.22 in (1023.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 15 Oct 1:53 am CDT
Extended Forecast for

Oshkosh WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 50. East wind around 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly after 1pm. High near 58. East wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 58 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before 2am. Low around 48. East northeast wind 7 to 12 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers before 1pm. Partly sunny, with a high near 52. Breezy, with a north wind 18 to 22 mph, with gusts as high as 33 mph.

    High: 52 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 36. North wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy frost before 8am. Otherwise, sunny, with a high near 56.

    High: 56 °F

    Patchy Frost
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 50. East wind around 8 mph.
Thursday
Showers, mainly after 1pm. High near 58. East wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers, mainly before 2am. Low around 48. East northeast wind 7 to 12 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 52. Breezy, with a north wind 18 to 22 mph, with gusts as high as 33 mph.
Friday Night
Mostly clear, with a low around 36. North wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph.
Saturday
Patchy frost before 8am. Otherwise, sunny, with a high near 56.
Saturday Night
Clear, with a low around 44.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 66.
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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:
2:21 am CDT Oct 15, 2026
Forecast Valid:
2am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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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