National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Monroe Municipal Airport (KEFT)

Lat: 42.62°NLon: 89.59°WElev: 1082ft.

Fair

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 10 Aug 4:15 am CDT
Extended Forecast for

South Wayne WI

  • Today

    Today: A slight chance of showers between noon and 1pm, then a slight chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Calm wind becoming east around 5 mph. Chance of precipitation is 20%.

    High: 83 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 2am and 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 66. Calm wind becoming east around 5 mph.

    Low: 66 °F

    Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 1pm. Patchy fog before 8am. High near 82. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 66. East wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Partly sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65. North wind around 5 mph becoming calm.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. East wind around 5 mph. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 60. East wind around 5 mph.

    Low: 60 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.

    High: 75 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers between noon and 1pm, then a slight chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Calm wind becoming east around 5 mph. Chance of precipitation is 20%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 2am and 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 66. Calm wind becoming east around 5 mph.
Tuesday
Showers and thunderstorms, mainly before 1pm. Patchy fog before 8am. High near 82. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66. East wind around 5 mph becoming calm. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Partly sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 65. North wind around 5 mph becoming calm.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. East wind around 5 mph. Chance of precipitation is 50%.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 60. East wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 59.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Wayne WI
 42.56°N 89.87°W (Elev. 899 ft)
Last Update:
2:42 am CDT Aug 10, 2026
Forecast Valid:
4am CDT Aug 10, 2026-6pm CDT Aug 16, 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