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

56°F

13°C

Humidity 97%
Wind Speed NE 5 mph
Barometer 29.65 in (1003.7 mb)
Dewpoint 55°F (13°C)
Visibility 4.00 mi
Last update 14 Apr 11:53 pm CDT
Extended Forecast for

Oshkosh WI

Flood Watch April 15, 12:18am until April 15, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 15, 12:18am until April 15, 07:00am

    NOW until 7:00am Wed

    Flood Watch

  • Overnight

    Low: 55 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 40%.

    High: 60 °F

    Chance
    Showers and
    Areas Fog

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Patchy fog between 9pm and 11pm. Otherwise, mostly cloudy, with a low around 46. East northeast wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 59. North wind around 7 mph. Chance of precipitation is 40%.

    High: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. East northeast wind around 5 mph becoming southeast in the evening.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 46. Chance of precipitation is 90%.

    Low: 46 °F

    Rain

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm before 1pm, then a chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

Detailed Forecast

Overnight
A 20 percent chance of showers before 3am. Patchy fog. Otherwise, cloudy, with a steady temperature around 55. Light and variable wind.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Patchy fog between 9pm and 11pm. Otherwise, mostly cloudy, with a low around 46. East northeast wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 59. North wind around 7 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 47. East northeast wind around 5 mph becoming southeast in the evening.
Friday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 67.
Friday Night
Rain and possibly a thunderstorm. Low around 46. Chance of precipitation is 90%.
Saturday
Rain likely and possibly a thunderstorm before 1pm, then a chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Saturday Night
A chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Mostly sunny, with a high near 59.
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:
10:26 pm CDT Apr 14, 2026
Forecast Valid:
12am CDT Apr 15, 2026-6pm CDT Apr 21, 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