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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

73°F

23°C

Humidity 64%
Wind Speed S 8 mph
Barometer 29.84 in (1009.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 13 Apr 11:53 am CDT
Extended Forecast for

Eureka WI

Flood Watch April 13, 04:00pm until April 14, 07:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 76. South wind 6 to 8 mph.

    High: 76 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a slight chance of showers. Some of the storms could be severe. Patchy fog after 10pm. Low around 58. South southeast wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 58 °F

    Severe
    Thunderstorms
    and Patchy
    Fog

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. West southwest wind around 7 mph becoming east northeast in the afternoon.

    High: 77 °F

    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. East wind around 6 mph becoming west northwest in the evening. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 64. East northeast wind 6 to 8 mph. Chance of precipitation is 60%.

    High: 64 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 10pm, then showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Low around 51. Chance of precipitation is 80%.

    Low: 51 °F

    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69. Chance of precipitation is 40%.

    High: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 76. South wind 6 to 8 mph.
Tonight
Showers and thunderstorms before 4am, then a slight chance of showers. Some of the storms could be severe. Patchy fog after 10pm. Low around 58. South southeast wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. West southwest wind around 7 mph becoming east northeast in the afternoon.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. East wind around 6 mph becoming west northwest in the evening. Chance of precipitation is 60%.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 64. East northeast wind 6 to 8 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm before 10pm, then showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Low around 51. Chance of precipitation is 80%.
Thursday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 50.
Friday
A 40 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 75.
Friday Night
Rain and possibly a thunderstorm. Low around 47. Chance of precipitation is 80%.
Saturday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 57.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka WI
 44°N 88.83°W (Elev. 797 ft)
Last Update:
11:17 am CDT Apr 13, 2026
Forecast Valid:
12pm CDT Apr 13, 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