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Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Overcast

54°F

12°C

Humidity 100%
Wind Speed SW 16 G 23 mph
Barometer 29.67 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 18 Apr 3:30 am CDT
Extended Forecast for

4 Miles E Oswego IL

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • Overnight

    Low: 42 °F

    Chance
    Showers

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 50. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 50 °F

    Decreasing
    Clouds and
    Breezy

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 34. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Mostly Clear
    then Frost

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 51. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 51 °F

    Frost then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 31. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 55.

    High: 55 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Cloudy, with a low around 42. West northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 50. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 34. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
A 30 percent chance of showers after 1pm. Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 51. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 31. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Showers likely. Mostly cloudy, with a low around 60.
Friday
A chance of showers. Mostly cloudy, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Oswego IL
 41.71°N 88.27°W
Last Update:
3:06 am CDT Apr 18, 2026
Forecast Valid:
3am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation