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Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic. Read More >

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Partly Cloudy

87°F

31°C

Humidity 63%
Wind Speed SE 8 mph
Barometer 29.90 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 21 Jul 5:35 pm CDT
Extended Forecast for

New Lenox IL

Flash Flood Watch until July 22, 09:00am
Severe T-storm Watch until July 22, 12:00am
Click here for hazard details and duration
Flash Flood Watch
Severe T-storm Watch
  •  
    Flash Flood Watch until July 22, 09:00am
    Severe T-storm Watch until July 22, 12:00am

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Some of the storms could produce heavy rain.  Partly sunny, with a high near 88. Heat index values as high as 95. Southeast wind around 5 mph.

    Heavy Rain

    High: 88 °F

  • Tonight

    Tonight: Showers and thunderstorms, mainly after 8pm. Some of the storms could produce heavy rain.  Low around 74. South southeast wind 5 to 10 mph becoming southwest after midnight.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Heavy Rain

    Low: 74 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 89. Heat index values as high as 100. West southwest wind 5 to 10 mph.

    Chance
    T-storms

    High: 89 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 70. North northwest wind around 5 mph.

    Slight Chance
    T-storms

    Low: 70 °F

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 86. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 86 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 64.

    Slight Chance
    Showers

    Low: 64 °F

  • Monday

    Monday: Mostly sunny, with a high near 79.

    Mostly Sunny

    High: 79 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 61.

    Mostly Clear

    Low: 61 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Some of the storms could produce heavy rain. Partly sunny, with a high near 88. Heat index values as high as 95. Southeast wind around 5 mph.
Tonight
Showers and thunderstorms, mainly after 8pm. Some of the storms could produce heavy rain. Low around 74. South southeast wind 5 to 10 mph becoming southwest after midnight. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 89. Heat index values as high as 100. West southwest wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. North northwest wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. West wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 67.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
New Lenox IL
 41.52°N 87.99°W
3:17 pm CDT Jul 21, 2017
5pm CDT Jul 21, 2017-6pm CDT Jul 28, 2017
 
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