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.

Overcast

46°F

8°C

Humidity 100%
Wind Speed E 7 mph
Barometer 30.08 in
Dewpoint 46°F (8°C)
Visibility 8.00 mi
Wind Chill42°F (6°C)
Last update 10 Apr 4:55 am CDT
Extended Forecast for

Frankfort IL

  • Overnight

    Overnight: Showers likely. Cloudy, with a steady temperature around 50. East wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 53. West southwest wind 10 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 53 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. Northeast wind 5 to 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 61. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 61 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 52. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 20%.

    High: 77 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 61. Breezy. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely and
    Breezy

  • Monday

    Monday: Mostly cloudy, with a high near 78.

    High: 78 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers likely. Cloudy, with a steady temperature around 50. East wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 40 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 53. West southwest wind 10 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 35. Northeast wind 5 to 10 mph.
Saturday
Increasing clouds, with a high near 61. East wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 52. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 20%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 61. Breezy. Chance of precipitation is 60%.
Monday
Mostly cloudy, with a high near 78.
Monday Night
A chance of showers. Mostly cloudy, with a low around 65.
Tuesday
Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81.
Tuesday Night
Showers and thunderstorms. Mostly cloudy, with a low around 62.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 76. Breezy.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 54.
Thursday
A chance of showers. Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Frankfort IL
 41.49°N 87.85°W
Last Update:
3:51 am CDT Apr 10, 2026
Forecast Valid:
5am CDT Apr 10, 2026-6pm CDT Apr 16, 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