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

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

30°F

-1°C

Humidity 86%
Wind Speed SE 6 mph
Barometer 30.06 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 14 Feb 2:15 am CST
Extended Forecast for

Lockport IL

  • Overnight

    Overnight: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 55. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 55 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. South southeast wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58. West wind around 5 mph, with gusts as high as 10 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. West northwest wind around 5 mph becoming south in the evening. Winds could gust as high as 10 mph.

    Low: 36 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain after midnight. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 29. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 55. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 34. South southeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 58. West wind around 5 mph, with gusts as high as 10 mph.
Sunday Night
Partly cloudy, with a low around 36. West northwest wind around 5 mph becoming south in the evening. Winds could gust as high as 10 mph.
Washington's Birthday
Partly sunny, with a high near 61.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Mostly cloudy, with a high near 58.
Tuesday Night
A chance of rain after midnight. Mostly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 62. Breezy.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
A chance of rain. Mostly cloudy, with a high near 52.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 33.
Friday
Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lockport IL
 41.61°N 88.05°W
Last Update:
1:46 am CST Feb 14, 2026
Forecast Valid:
2am CST Feb 14, 2026-6pm CST Feb 20, 2026
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation