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

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Mostly Cloudy

70°F

21°C

Humidity	78%
Wind Speed	W 3 mph
Barometer	29.83 in
Dewpoint	62°F (17°C)
Visibility	10.00 mi
Last update	10 Mar 11:30 am CDT

More Information:

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

Extended Forecast for

Lostant IL

Today
High: 78 °F
Severe
Thunderstorms
Tonight
Low: 45 °F
Severe
Thunderstorms
Wednesday
High: 45 °F⇓
Showers and
Breezy
Wednesday Night
Low: 27 °F
Partly Cloudy
and Blustery
then Mostly
Clear
Thursday
High: 48 °F
Mostly Sunny
Thursday Night
Low: 41 °F
Chance
Showers and
Breezy
Friday
High: 52 °F
Partly Sunny
and Breezy
Friday Night
Low: 31 °F
Mostly Cloudy
Saturday
High: 55 °F
Mostly Cloudy

Detailed Forecast

Today

A 40 percent chance of showers and thunderstorms, mainly after 3pm. Some of the storms could be severe. Partly sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 25 mph.

Tonight

Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 45. South southeast wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday

Showers, mainly before 1pm. Temperature falling to around 40 by 5pm. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday Night

Mostly cloudy, then gradually becoming clear, with a low around 27. Blustery, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

Thursday

Mostly sunny, with a high near 48. West wind 5 to 15 mph, with gusts as high as 25 mph.

Thursday Night

A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 41. Breezy.

Friday

Partly sunny, with a high near 52. Breezy.

Friday Night

Mostly cloudy, with a low around 31.

Saturday

Mostly cloudy, with a high near 55.

Saturday Night

A chance of rain after 1am. Cloudy, with a low around 38.