Air Quality Concerns; Fire Weather in the West; Flash Flooding in the Southeast

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Severe thunderstorms continue across the Northern Plains Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Partly Cloudy

82°F

28°C

Humidity 51%
Wind Speed E 6 mph
Barometer 30.20 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 5 Aug 5:35 pm CDT
Extended Forecast for

La Salle IL

  • Tonight

    Tonight: Mostly clear, with a low around 62. East northeast wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Areas of smoke between 9am and 10am. Sunny, with a high near 85. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 85 °F

    Areas Smoke
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. South southeast wind around 5 mph becoming calm.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88. South wind around 5 mph, with gusts as high as 15 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. South southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 62. East northeast wind around 5 mph.
Wednesday
Areas of smoke between 9am and 10am. Sunny, with a high near 85. Calm wind becoming south southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 67. South southeast wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 88. South wind around 5 mph, with gusts as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 70. South southeast wind around 5 mph, with gusts as high as 10 mph.
Friday
Mostly sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 72.
Saturday
Sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 89.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
La Salle IL
 41.34°N 89.09°W
4:12 pm CDT Aug 5, 2025
5pm CDT Aug 5, 2025-6pm CDT Aug 12, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database