Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Mostly Cloudy

81°F

27°C

Humidity 66%
Wind Speed SW 12 mph
Barometer 29.94 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 19 Jun 12:45 pm CDT
Extended Forecast for

2 Miles N Lemont IL

  • Juneteenth

    Juneteenth: Isolated showers and thunderstorms after 4pm.  Sunny, with a high near 80. West wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 20%.

    High: 80 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 7pm.  Mostly clear, with a low around 66. Southwest wind 5 to 10 mph.  Chance of precipitation is 10%.

    Low: 66 °F

    Isolated
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 94 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

Detailed Forecast

Juneteenth
Isolated showers and thunderstorms after 4pm. Sunny, with a high near 80. West wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 7pm. Mostly clear, with a low around 66. Southwest wind 5 to 10 mph. Chance of precipitation is 10%.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 73. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 94. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Clear, with a low around 76.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
Clear, with a low around 76.
Monday
Sunny and hot, with a high near 96.
Monday Night
A chance of showers after 1am. Partly cloudy, with a low around 75.
Tuesday
A chance of showers. Mostly sunny, with a high near 93.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Lemont IL
 41.69°N 87.98°W
12:41 pm CDT Jun 19, 2025
12pm CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database