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

19°F

-7°C

Humidity 86%
Wind Speed SE 6 mph
Barometer 30.33 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 23 Feb 8:55 pm CST
Extended Forecast for

Lockport IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of light rain with a slight chance of showers after 4pm. Cloudy, with a high near 43. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 43 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Light Rain

  • Tuesday Night

    Tuesday Night: A chance of showers or light rain before 7pm, then a chance of light rain with a slight chance of showers between 7pm and 8pm. Cloudy during the early evening, then gradual clearing, with a low around 24. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 24 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 36. West northwest wind 5 to 15 mph.

    High: 36 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 25. West northwest wind around 5 mph becoming east northeast after midnight. Winds could gust as high as 15 mph.

    Low: 25 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow before noon. Mostly sunny, with a high near 40.

    High: 40 °F

    Chance Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
A 30 percent chance of light rain with a slight chance of showers after 4pm. Cloudy, with a high near 43. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Tuesday Night
A chance of showers or light rain before 7pm, then a chance of light rain with a slight chance of showers between 7pm and 8pm. Cloudy during the early evening, then gradual clearing, with a low around 24. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 36. West northwest wind 5 to 15 mph.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25. West northwest wind around 5 mph becoming east northeast after midnight. Winds could gust as high as 15 mph.
Thursday
A 30 percent chance of snow before noon. Mostly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 32.
Saturday
Partly sunny, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
A chance of snow. Partly sunny, with a high near 34.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22.
Monday
A chance of snow. Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lockport IL
 41.61°N 88.05°W
Last Update:
8:51 pm CST Feb 23, 2026
Forecast Valid:
9pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation