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.

Overcast

68°F

20°C

Humidity 88%
Wind Speed SW 8 G 17 mph
Barometer 29.83 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 15 Apr 2:45 pm CDT
Extended Forecast for

Lockport IL

Flood Watch April 15, 03:14pm until April 16, 01:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 15, 03:14pm until April 16, 01:00am

    NOW until 1:00am Thu

    Flood Watch

  • This Afternoon

    High: 71 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 1am. Low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms between 3pm and 4pm, then a slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 72. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. North northwest wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 80. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 58. Chance of precipitation is 40%.

    High: 58 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 71. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms, mainly before 1am. Low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms between 3pm and 4pm, then a slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 72. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 51. North northwest wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.
Friday
Partly sunny, with a high near 80. South wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 58. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lockport IL
 41.59°N 88.05°W
Last Update:
3:06 pm CDT Apr 15, 2026
Forecast Valid:
3pm CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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