Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Overcast

89°F

32°C

Humidity 64%
Wind Speed SW 5 mph
Barometer 29.89 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 26 Jul 2:55 pm CDT
Extended Forecast for

Carbon Hill IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 88. Heat index values as high as 102. Southwest wind around 5 mph, with gusts as high as 10 mph.

    High: 88 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 75. South southwest wind around 5 mph becoming east northeast after midnight. Winds could gust as high as 10 mph.

    Low: 75 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly cloudy, then gradually becoming sunny, with a high near 90. Heat index values as high as 103. South southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 50%.

    High: 90 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly between 8pm and 4am.  Mostly cloudy, with a low around 71. Southwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. North wind around 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 88. Heat index values as high as 102. Southwest wind around 5 mph, with gusts as high as 10 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 75. South southwest wind around 5 mph becoming east northeast after midnight. Winds could gust as high as 10 mph.
Monday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. Heat index values as high as 103. South southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 4am. Mostly cloudy, with a low around 71. Southwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph.
Tuesday
Mostly sunny, with a high near 85. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
A chance of showers. Mostly cloudy, with a high near 83.
Friday Night
A chance of showers. Mostly cloudy, with a low around 67.
Saturday
A chance of showers. Partly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Carbon Hill IL
 41.29°N 88.3°W
2:40 pm CDT Jul 26, 2026
3pm CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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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