Beyond the Warning Presentation in Oglesby on 3/10/2026 POSTPONED

Due to the potential for severe thunderstorms on Tuesday, March 10th, the Beyond the Warning seminar in Oglesby, IL has been POSTPONED. We intend to reschedule this session later this spring. Read More >

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Overcast

48°F

9°C

Humidity	82%
Wind Speed	NE 14 G 23 mph
Barometer	29.80 in
Dewpoint	43°F (6°C)
Visibility	9.00 mi
Wind Chill	42°F (6°C)
Last update	10 Mar 3:45 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles E Oswego IL

Flood Watch until March 11, 03:00am

Click here for hazard details and duration

Flood Watch

Flood Watch until March 11, 03:00am
NOW until 3:00am Wed
Flood Watch
This Afternoon
High: 47 °F
Chance
T-storms
Tonight
Low: 42 °F
Heavy Rain
Wednesday
High: 43 °F⇓
Showers then
Chance
Showers and
Breezy
Wednesday Night
Low: 27 °F
Decreasing
Clouds
Thursday
High: 48 °F
Mostly Sunny
Thursday Night
Low: 40 °F
Chance
Showers and
Breezy
Friday
High: 49 °F
Partly Sunny
and Breezy
Friday Night
Low: 29 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms. Cloudy, with a steady temperature around 47. East wind around 15 mph.

Tonight

Showers and thunderstorms, mainly before 3am, then showers likely and possibly a thunderstorm after 5am. Some of the storms could produce heavy rainfall. Low around 42. East northeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Wednesday

Showers and possibly a thunderstorm before 3pm, then a slight chance of showers between 3pm and 4pm. Temperature falling to around 38 by 5pm. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.

Thursday

Mostly sunny, with a high near 48. West wind 5 to 15 mph, with gusts as high as 20 mph.

Thursday Night

A 50 percent chance of showers. Cloudy, with a low around 40. Breezy.

Friday

Partly sunny, with a high near 49. Breezy.

Friday Night

Mostly cloudy, with a low around 29.

Saturday

A chance of snow showers before 1pm. Cloudy, with a high near 47.