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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Monroe Municipal Airport (KEFT)

Lat: 42.62°NLon: 89.59°WElev: 1082ft.

Fair

86°F

30°C

Humidity 55%
Wind Speed W 6 mph
Barometer 30.14 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 14 Jul 8:15 pm CDT
Extended Forecast for

4 Miles SSE Apple River IL

Heat Advisory July 15, 12:00pm until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 70. Northwest wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Clear then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 94. Heat index values as high as 101. Calm wind.

    High: 94 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Sunny, with a high near 91. Calm wind becoming south around 5 mph.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 70. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 94. Heat index values as high as 101. Calm wind.
Wednesday Night
Partly cloudy, with a low around 71. Calm wind.
Thursday
A 20 percent chance of showers after 1pm. Sunny, with a high near 91. Calm wind becoming south around 5 mph.
Thursday Night
Partly cloudy, with a low around 71.
Friday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Friday Night
Mostly clear, with a low around 72.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 83.
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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:
8:16 pm CDT Jul 14, 2026
Forecast Valid:
8pm CDT Jul 14, 2026-6pm CDT Jul 21, 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