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.

Mostly Cloudy

34°F

1°C

Humidity 29%
Wind Speed NE 15 mph
Barometer 30.46 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 1 Mar 2:45 pm CST
Extended Forecast for

Lockport IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 35. East northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 35 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 25. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 46. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Isolated showers after 3am. Mostly cloudy, with a low around 34. East southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Tuesday

    Tuesday: Showers. High near 45. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 80%.

    High: 45 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and 3am, then a chance of showers after 3am. Cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely. Cloudy, with a low around 44.

    Low: 44 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Mostly cloudy, with a high near 59.

    High: 59 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 35. East northeast wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 25. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 46. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Isolated showers after 3am. Mostly cloudy, with a low around 34. East southeast wind around 5 mph. Chance of precipitation is 20%.
Tuesday
Showers. High near 45. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 80%.
Tuesday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and 3am, then a chance of showers after 3am. Cloudy, with a low around 38. Chance of precipitation is 50%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 55. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Cloudy, with a low around 44.
Thursday
Showers likely, mainly before noon. Mostly cloudy, with a high near 59.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 45.
Friday
Showers. Mostly cloudy, with a high near 70.
Friday Night
Showers likely. Mostly cloudy, with a low around 43.
Saturday
A chance of showers. Mostly cloudy, with a high near 58.
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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:
2:41 pm CST Mar 1, 2026
Forecast Valid:
3pm CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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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