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.

Light Rain

59°F

15°C

Humidity 100%
Wind Speed S 14 mph
Barometer 29.75 in
Dewpoint 59°F (15°C)
Visibility 8.00 mi
Last update 16 Apr 5:30 am CDT
Extended Forecast for

4 Miles E Oswego IL

Flood Warning until April 16, 07:40pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning until April 16, 07:40pm

    NOW until 7:40pm Thu

    Flood Warning

  • Overnight

    Low: 61 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 71. South southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 71 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 52. North northwest wind around 5 mph becoming southeast after midnight.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 81. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 81 °F

    Patchy Fog
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 46. Breezy, with a south wind 15 to 20 mph becoming west southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%.

    Low: 46 °F

    T-storms and
    Breezy then
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 54. Breezy.

    High: 54 °F

    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Overnight
Scattered showers and thunderstorms. Cloudy, with a low around 61. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
Scattered showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 71. South southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 52. North northwest wind around 5 mph becoming southeast after midnight.
Friday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 81. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 46. Breezy, with a south wind 15 to 20 mph becoming west southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 54. Breezy.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Areas of frost after 2am. Otherwise, partly cloudy, with a low around 33.
Monday
Areas of frost before 9am. Otherwise, sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Oswego IL
 41.71°N 88.27°W
Last Update:
4:01 am CDT Apr 16, 2026
Forecast Valid:
5am CDT Apr 16, 2026-6pm CDT Apr 22, 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