National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Current conditions at

Olney-Noble Airport (KOLY)

Lat: 38.72°NLon: 88.18°WElev: 479ft.

Overcast

61°F

16°C

Humidity 95%
Wind Speed N 5 mph
Barometer 30.22 in
Dewpoint 60°F (16°C)
Visibility 7.00 mi
Last update 23 Sep 3:10 am CDT
Extended Forecast for

Olney IL

  • Overnight

    Overnight: Cloudy, with a low around 59. North northeast wind around 8 mph.

    Low: 59 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 69. North northeast wind 7 to 11 mph, with gusts as high as 15 mph.

    High: 69 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 58. North northeast wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 77. Northeast wind 6 to 8 mph.

    High: 77 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. East northeast wind 3 to 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77. Northeast wind 5 to 8 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. East wind 3 to 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 59. North northeast wind around 8 mph.
Wednesday
Cloudy, with a high near 69. North northeast wind 7 to 11 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly cloudy, with a low around 58. North northeast wind 6 to 8 mph, with gusts as high as 16 mph.
Thursday
Mostly cloudy, with a high near 77. Northeast wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 58. East northeast wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 77. Northeast wind 5 to 8 mph.
Friday Night
Partly cloudy, with a low around 52. East wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 75.
Saturday Night
Mostly cloudy, with a low around 55.
Sunday
Partly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olney IL
 38.73°N 88.09°W (Elev. 446 ft)
Last Update:
2:01 am CDT Sep 23, 2026
Forecast Valid:
3am CDT Sep 23, 2026-6pm CDT Sep 29, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation