Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

75°F

24°C

Humidity 65%
Wind Speed E 7 mph
Barometer 30.06 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 14 Aug 8:10 pm CDT
Extended Forecast for

4 Miles W Bolingbrook IL

  • Tonight

    Tonight: Partly cloudy, with a low around 65. East wind around 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Heat index values as high as 95. South wind around 5 mph.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms before 1pm.  Sunny, with a high near 94. Heat index values as high as 105. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 94 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 74. Southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 74 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. East wind around 5 mph.
Friday
Mostly sunny, with a high near 90. Heat index values as high as 95. South wind around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.
Saturday
A 30 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 94. Heat index values as high as 105. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. Southwest wind around 5 mph, with gusts as high as 15 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Bolingbrook IL
 41.7°N 88.16°W
7:06 pm CDT Aug 14, 2025
8pm CDT Aug 14, 2025-6pm CDT Aug 21, 2025
 
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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