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.

Fair

39°F

4°C

Humidity 65%
Wind Speed S 9 mph
Barometer 30.08 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 13 Feb 8:35 pm CST
Extended Forecast for

4 Miles E Oswego IL

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 28. South southwest wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 55. Calm wind becoming south southwest around 5 mph.

    High: 55 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. Southeast wind around 5 mph becoming calm.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59. Calm wind becoming west around 5 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. Northwest wind around 5 mph becoming south in the evening.

    Low: 37 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 28. South southwest wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 55. Calm wind becoming south southwest around 5 mph.
Saturday Night
Mostly cloudy, with a low around 31. Southeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 59. Calm wind becoming west around 5 mph.
Sunday Night
Partly cloudy, with a low around 37. Northwest wind around 5 mph becoming south in the evening.
Washington's Birthday
Partly sunny, with a high near 61.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Mostly cloudy, with a high near 52.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 44.
Wednesday
A chance of showers before noon. Partly sunny, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
A chance of showers. Mostly cloudy, with a high near 49.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 43.
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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:
6:36 pm CST Feb 13, 2026
Forecast Valid:
8pm CST Feb 13, 2026-6pm CST Feb 20, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation