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

70°F

21°C

Humidity 93%
Wind Speed S 7 mph
Barometer 29.89 in (1010.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 16 Jul 12:53 am CDT
Extended Forecast for

Eureka WI

  • Overnight

    Overnight: Partly cloudy, with a low around 69. South wind 3 to 6 mph.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. High near 86. Heat index values as high as 92. Light and variable wind becoming south southeast 5 to 9 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 86 °F

    Mostly Sunny
    then Heavy
    Rain

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 10pm, then showers likely. Some of the storms could produce heavy rainfall. Low around 58. North wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Heavy Rain
    then Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 71. North northeast wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. East northeast wind 3 to 8 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 69. South wind 3 to 6 mph.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. High near 86. Heat index values as high as 92. Light and variable wind becoming south southeast 5 to 9 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 10pm, then showers likely. Some of the storms could produce heavy rainfall. Low around 58. North wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 71. North northeast wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 52. East northeast wind 3 to 8 mph.
Friday
Sunny, with a high near 75.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 59.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 62.
Sunday
Partly sunny, with a high near 79.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 61.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 80.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 64.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka WI
 44°N 88.83°W (Elev. 797 ft)
Last Update:
11:36 pm CDT Jul 15, 2025
Forecast Valid:
1am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
 
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