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

27°F

-3°C

Humidity 74%
Wind Speed NE 6 mph
Barometer 30.29 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 3 Feb 7:45 pm CST
Extended Forecast for

4 Miles E Oswego IL

  • Tonight

    Tonight: Partly cloudy, with a low around 13. North wind around 5 mph, with gusts as high as 10 mph.

    Low: 13 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27. North wind around 5 mph.

    High: 27 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 14. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 14 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 32. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 32 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of snow and sleet after midnight. Mostly cloudy, with a low around 27. South southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow/Sleet

  • Friday

    Friday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 40. Breezy.

    High: 40 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 13. North wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Mostly sunny, with a high near 27. North wind around 5 mph.
Wednesday Night
Increasing clouds, with a low around 14. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 10 mph.
Thursday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 32. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A chance of snow and sleet after midnight. Mostly cloudy, with a low around 27. South southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Friday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 40. Breezy.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 44.
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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:
7:31 pm CST Feb 3, 2026
Forecast Valid:
8pm CST Feb 3, 2026-6pm CST Feb 10, 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