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.

Partly Cloudy

81°F

27°C

Humidity 66%
Wind Speed S 20 mph
Barometer 29.91 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 May 11:55 am CDT
Extended Forecast for

Lockport IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 85. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 85 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers before 9am, then a chance of showers and thunderstorms between 9am and 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 84. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    Low: 67 °F

    Slight Chance
    Showers then
    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 85. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 30 mph.
Monday
A slight chance of showers before 9am, then a chance of showers and thunderstorms between 9am and 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 84. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 71.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Partly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lockport IL
 41.59°N 88.05°W
Last Update:
11:51 am CDT May 17, 2026
Forecast Valid:
12pm CDT May 17, 2026-6pm CDT May 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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