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.

Overcast

30°F

-1°C

Humidity 80%
Wind Speed SW 9 G 15 mph
Barometer 29.79 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 6 Dec 12:55 am CST
Extended Forecast for

4 Miles E Oswego IL

  • Overnight

    Overnight: A 20 percent chance of snow before 2am. Cloudy, with a steady temperature around 27. West southwest wind 5 to 10 mph.

    Low: 27 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 27. West wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 10 mph.

    High: 27 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow, mainly after midnight. Temperature rising to around 25 by 4am. Light east southeast wind becoming east 5 to 10 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F⇑

    Slight Chance
    Snow then
    Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 26. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Snow Likely
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 10. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 10 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely. Cloudy, with a low around 31.

    Low: 31 °F

    Rain Likely

Detailed Forecast

Overnight
A 20 percent chance of snow before 2am. Cloudy, with a steady temperature around 27. West southwest wind 5 to 10 mph.
Saturday
Mostly cloudy, with a high near 27. West wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 10 mph.
Saturday Night
Snow, mainly after midnight. Temperature rising to around 25 by 4am. Light east southeast wind becoming east 5 to 10 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 26. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 10. North wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Partly sunny, with a high near 21.
Monday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 12.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
Rain likely. Cloudy, with a low around 31.
Wednesday
A chance of rain and snow showers before noon, then a chance of snow showers. Mostly cloudy, with a high near 36.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 26.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 18.
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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:
12:15 am CST Dec 6, 2025
Forecast Valid:
1am CST Dec 6, 2025-6pm CST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

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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