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

57°F

14°C

Humidity 72%
Wind Speed NE 9 mph
Barometer 30.14 in (1020.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 14 Oct 10:53 am CDT
Extended Forecast for

Oshkosh WI

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 61. North northeast wind around 8 mph.

    High: 61 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. East northeast wind around 8 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly after 2pm. High near 57. East wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Cloudy then
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before 1am. Low around 44. West northwest wind 5 to 10 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%.

    Low: 44 °F

    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 55. Breezy, with a north northwest wind 18 to 22 mph, with gusts as high as 36 mph.

    High: 55 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 58.

    High: 58 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 61. North northeast wind around 8 mph.
Tonight
Mostly cloudy, with a low around 49. East northeast wind around 8 mph.
Thursday
Showers, mainly after 2pm. High near 57. East wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers, mainly before 1am. Low around 44. West northwest wind 5 to 10 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%.
Friday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 55. Breezy, with a north northwest wind 18 to 22 mph, with gusts as high as 36 mph.
Friday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 58.
Saturday Night
Clear, with a low around 41.
Sunday
Sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 65.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Tuesday
Areas of fog. Otherwise, sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.56°W (Elev. 758 ft)
Last Update:
12:16 pm CDT Oct 14, 2026
Forecast Valid:
12pm CDT Oct 14, 2026-6pm CDT Oct 20, 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