National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Mostly Cloudy

68°F

20°C

Humidity 94%
Wind Speed W 3 mph
Barometer 29.95 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 27 Aug 1:55 am CDT
Extended Forecast for

New Lenox IL

  • Overnight

    Overnight: Mostly clear, with a low around 64. Northwest wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 81. North northwest wind around 5 mph, with gusts as high as 10 mph.

    High: 81 °F

    Sunny then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 64. Northwest wind around 5 mph.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 81. North northwest wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 61. South wind around 5 mph.
Saturday
Partly sunny, with a high near 80.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Mostly cloudy, with a low around 71.
Monday
Mostly sunny, with a high near 88.
Monday Night
A chance of showers. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Lenox IL
 41.52°N 87.96°W
Last Update:
1:35 am CDT Aug 27, 2026
Forecast Valid:
2am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation