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

Hazardous Weather Conditions

Current conditions at

Mount Carmel, Mount Carmel Municipal Airport (KAJG)

Lat: 38.61°NLon: 87.73°WElev: 423ft.

Fair

75°F

24°C

Humidity 82%
Wind Speed NA
Barometer 30.10 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 9 Sep 2:55 am CDT
Extended Forecast for

4 Miles SW Allendale IL

Heat Advisory September 9, 11:00am until September 9, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 76. South southwest wind 5 to 7 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 105. Southwest wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    High: 100 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 72. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%.

    Low: 72 °F

    Chance
    T-storms then
    Showers

  • Thursday

    Thursday: Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. High near 84. Calm wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 90%.

    High: 84 °F

    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 65. North wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Mostly sunny, with a high near 85. Light and variable wind becoming east around 5 mph. Chance of precipitation is 20%.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers. Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 76. South southwest wind 5 to 7 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 105. Southwest wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Wednesday Night
Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 72. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. High near 84. Calm wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 90%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 65. North wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Mostly sunny, with a high near 85. Light and variable wind becoming east around 5 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 67. Calm wind.
Saturday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 69. Calm wind.
Sunday
A slight chance of showers after 1pm. Mostly sunny, with a high near 91. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 69. South southeast wind 3 to 5 mph.
Monday
Sunny, with a high near 94. South wind 5 to 10 mph.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 71. South wind around 7 mph.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 92. Southwest wind 6 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Allendale IL
 38.47°N 87.74°W
Last Update:
2:05 am CDT Sep 9, 2026
Forecast Valid:
3am CDT Sep 9, 2026-6pm CDT Sep 15, 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