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

Fire Weather Concerns West; Thunderstorms in the Upper Midwest

Dry and breezy conditions will enhance fire weather concerns across portions of the northern and central High Plains through Saturday, where fuels remain largely receptive. Severe thunderstorms are possible across portions of central Nebraska to the Upper Midwest this Friday afternoon into tonight. Read More >

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

61°F

16°C

Humidity 94%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 11 Sep 12:50 am CDT
Extended Forecast for

2 Miles WNW Chicago/Romeoville, Lewis University Airport IL

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 60. East wind around 5 mph becoming calm.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 10 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. East southeast wind around 5 mph becoming south southwest after midnight.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. West wind around 5 mph becoming north northwest after midnight.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Partly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers after 1am. Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 60. East wind around 5 mph becoming calm.
Friday
Sunny, with a high near 80. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 10 mph.
Friday Night
Partly cloudy, with a low around 63. East southeast wind around 5 mph becoming south southwest after midnight.
Saturday
Partly sunny, with a high near 83. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 62. West wind around 5 mph becoming north northwest after midnight.
Sunday
Partly sunny, with a high near 78.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60.
Monday
Partly sunny, with a high near 81.
Monday Night
A chance of showers after 1am. Partly cloudy, with a low around 68.
Tuesday
Showers likely, mainly after 1pm. Mostly sunny, with a high near 82.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 62.
Wednesday
A chance of showers. Mostly cloudy, with a high near 74.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 62.
Thursday
A chance of showers. Mostly cloudy, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Chicago/Romeoville, Lewis University Airport IL
 41.63°N 88.13°W
Last Update:
8:41 pm CDT Sep 10, 2026
Forecast Valid:
1am CDT Sep 11, 2026-6pm CDT Sep 17, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation