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.

Fair

55°F

13°C

Humidity 83%
Wind Speed S 13 mph
Barometer 29.84 in (1010.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 12 Apr 7:53 am CDT
Extended Forecast for

Oshkosh WI

  • Today

    Today: Showers and thunderstorms likely, mainly before 11am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 68. South southwest wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Patchy fog between 10pm and midnight. Otherwise, mostly cloudy, with a low around 58. Southwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Mostly
    Cloudy

  • Monday

    Monday: A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 70. West southwest wind 7 to 10 mph becoming south southeast in the afternoon. Chance of precipitation is 30%.

    High: 70 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms before 4am, then a chance of showers. Low around 55. South southeast wind around 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 55 °F

    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 68. Southwest wind around 8 mph.

    High: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Rain Likely

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 1pm. Partly sunny, with a high near 66.

    High: 66 °F

    Chance Rain

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 11am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 68. South southwest wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Patchy fog between 10pm and midnight. Otherwise, mostly cloudy, with a low around 58. Southwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 70. West southwest wind 7 to 10 mph becoming south southeast in the afternoon. Chance of precipitation is 30%.
Monday Night
Showers and thunderstorms before 4am, then a chance of showers. Low around 55. South southeast wind around 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 68. Southwest wind around 8 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Wednesday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Thursday
A 30 percent chance of rain, mainly before 1pm. Partly sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 49.
Friday
A 40 percent chance of rain. Mostly sunny, with a high near 70.
Friday Night
Rain and possibly a thunderstorm. Low around 45. Chance of precipitation is 80%.
Saturday
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh WI
 44.02°N 88.53°W (Elev. 748 ft)
Last Update:
8:37 am CDT Apr 12, 2026
Forecast Valid:
8am CDT Apr 12, 2026-6pm CDT Apr 18, 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