Summer Heat Continues; Severe Weather For Northeast

A large ridge of high pressure continues to bring summer heat and humidity to several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, southern Plains, Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, severe thunderstorms are forecast for the Northeast and northern Mid-Atlantic today. Read More >

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Thunderstorm in Vicinity

81°F

27°C

Humidity 76%
Wind Speed W 14 G 20 mph
Barometer 29.98 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 21 Aug 3:15 pm CDT
Extended Forecast for

2 Miles SSW Downers Grove IL

  • This
    Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly between 4pm and 5pm.  Mostly cloudy, with a high near 83. West wind around 10 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely

    High: 83 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Mostly cloudy, with a low around 65. North wind 5 to 10 mph.  Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 65 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Northeast wind 5 to 15 mph.

    Mostly Sunny

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 61. North northeast wind 5 to 10 mph.

    Partly Cloudy

    Low: 61 °F

  • Friday

    Friday: Mostly sunny, with a high near 75. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Mostly Sunny

    High: 75 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 60.

    Mostly Clear

    Low: 60 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    Mostly Sunny

    High: 76 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 59.

    Partly Cloudy

    Low: 59 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    Mostly Sunny

    High: 78 °F

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly between 4pm and 5pm. Mostly cloudy, with a high near 83. West wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 65. North wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 78. Northeast wind 5 to 15 mph.
Thursday Night
Partly cloudy, with a low around 61. North northeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 75. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Mostly cloudy, with a low around 63.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
2 Miles SSW Downers Grove IL
 41.76°N 88.04°W
3:16 pm CDT Aug 21, 2019
3pm CDT Aug 21, 2019-6pm CDT Aug 27, 2019
 
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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