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.

Light Rain

64°F

18°C

Humidity 90%
Wind Speed SW 15 G 24 mph
Barometer 29.70 in (1005.2 mb)
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Last update 12 Apr 7:53 pm CDT
Extended Forecast for

Eureka WI

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog between 2am and 3am. Otherwise, cloudy, with a low around 59. Southwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: A slight chance of showers between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog between 7am and 9am. Otherwise, partly sunny, with a high near 75. West southwest wind 8 to 10 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 75 °F

    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 7pm, then rain and possibly a thunderstorm between 7pm and 1am, then a chance of rain and thunderstorms after 1am. Low around 60. South southeast wind 8 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers

  • Tuesday

    Tuesday: A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Partly sunny, with a high near 76. Southwest wind around 9 mph. Chance of precipitation is 50%.

    High: 76 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. West southwest wind around 6 mph becoming northeast after midnight. Chance of precipitation is 70%.

    Low: 50 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain, then rain likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.

    Low: 51 °F

    Rain Likely

  • Thursday

    Thursday: A 30 percent chance of rain and thunderstorms, mainly before 1pm. Partly sunny, with a high near 71.

    High: 71 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog between 2am and 3am. Otherwise, cloudy, with a low around 59. Southwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog between 7am and 9am. Otherwise, partly sunny, with a high near 75. West southwest wind 8 to 10 mph becoming south in the afternoon. Chance of precipitation is 30%.
Monday Night
Showers likely and possibly a thunderstorm before 7pm, then rain and possibly a thunderstorm between 7pm and 1am, then a chance of rain and thunderstorms after 1am. Low around 60. South southeast wind 8 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Partly sunny, with a high near 76. Southwest wind around 9 mph. Chance of precipitation is 50%.
Tuesday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. West southwest wind around 6 mph becoming northeast after midnight. Chance of precipitation is 70%.
Wednesday
A chance of rain, then rain likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Wednesday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Thursday
A 30 percent chance of rain and thunderstorms, mainly before 1pm. Partly sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 52.
Friday
A 40 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 76.
Friday Night
Rain and possibly a thunderstorm. Low around 47. Chance of precipitation is 80%.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 58.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 52. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka WI
 44°N 88.83°W (Elev. 797 ft)
Last Update:
7:56 pm CDT Apr 12, 2026
Forecast Valid:
8pm CDT Apr 12, 2026-6pm CDT Apr 19, 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