



Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest
Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >
Current conditions at
Lewis University Airport (KLOT)
Lat: 41.6°NLon: 88.1°WElev: 669ft.
Fair
54°F
12°C
Humidity | 82% |
Wind Speed | W 8 G 15 mph |
Barometer | 30.06 in |
Dewpoint | 48°F (9°C) |
Visibility | 10.00 mi |
Wind Chill | 52°F (11°C) |
Last update | 6 Sep 8:45 am CDT |
Extended Forecast for
4 Miles E Oswego IL
Today
High: 66 °F
Mostly Sunny
Tonight
Low: 41 °F
Partly Cloudy
Sunday
High: 69 °F
Sunny
Sunday Night
Low: 43 °F
Mostly Clear
Monday
High: 74 °F
Sunny
Monday Night
Low: 51 °F
Partly Cloudy
Tuesday
High: 78 °F
Partly Sunny
Tuesday Night
Low: 56 °F
Mostly Cloudy
Wednesday
High: 83 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 66. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 41. West northwest wind around 5 mph.
Sunday
Sunny, with a high near 69. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 74. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 79.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
4 Miles E Oswego IL
41.71°N 88.27°W
41.71°N 88.27°W
8:26 am CDT Sep 6, 2025
9am CDT Sep 6, 2025-6pm CDT Sep 12, 2025