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

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

64°F

18°C

Humidity 52%
Wind Speed NE 16 G 23 mph
Barometer 30.22 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 May 3:47 pm CDT
Extended Forecast for

Lockport IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 64. East northeast wind around 15 mph, with gusts as high as 20 mph.

    High: 64 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. East northeast wind 10 to 15 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 70. East northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 70 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 53. East northeast wind 10 to 15 mph.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 7am. Mostly cloudy, with a high near 73. North wind 5 to 10 mph.

    High: 73 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 78.

    High: 78 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 64. East northeast wind around 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 50. East northeast wind 10 to 15 mph.
Friday
Mostly cloudy, with a high near 70. East northeast wind around 15 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 53. East northeast wind 10 to 15 mph.
Saturday
A 30 percent chance of showers, mainly before 7am. Mostly cloudy, with a high near 73. North wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 54.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 78.
Sunday Night
Mostly cloudy, with a low around 56.
Memorial Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lockport IL
 41.59°N 88.02°W
Last Update:
2:46 pm CDT May 21, 2026
Forecast Valid:
3pm CDT May 21, 2026-6pm CDT May 27, 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