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

Hazardous Weather Conditions

Current conditions at

Monroe Municipal Airport (KEFT)

Lat: 42.62°NLon: 89.59°WElev: 1082ft.

Fair

91°F

33°C

Humidity 59%
Wind Speed SW 7 mph
Barometer 29.96 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 1 Sep 1:35 pm CDT
Extended Forecast for

4 Miles SSE Apple River IL

Heat Advisory until September 3, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until September 3, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 71. South wind around 5 mph.

    Low: 71 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 90. Southwest wind 5 to 10 mph.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Heat index values as high as 100. Southwest wind around 5 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 71. South wind around 5 mph.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 90. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 72. Southwest wind around 5 mph.
Thursday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.
Thursday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 72.
Friday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Apple River IL
 42.44°N 90.05°W (Elev. 951 ft)
Last Update:
1:26 pm CDT Sep 1, 2026
Forecast Valid:
1pm CDT Sep 1, 2026-6pm CDT Sep 7, 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