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Olney, Illinois Weather Forecast
Olney, Illinois Weather
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Weather Forecast for Olney, Illinois : Richland County
Issued: 4:57 am CST Dec 7, 2025 Latitude: 38.7308811 Longitude: -88.0853155 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Patchy Fog on Today Patchy Fog on Tonight Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday 50% chance of rain & snow on Thursday Partly Sunny on Friday Partly Sunny on Saturday
High: 40°F Low: 23°F High: 34°F High: 46°F High: 49°F High: 35°F High: 27°F High: 19°F
Low: 23°F Low: 40°F Low: 27°F Low: 18°F Low: 7°F  
Patchy Fog Patchy Fog Mostly Sunny Partly Sunny Mostly Cloudy Rain & Snow Partly Sunny Partly Sunny
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Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
36°
Cloudy
as of 7:10 AM CST
Rel. Humidity: 100%
Dew Point: 36°F
Visibility: 4 Miles
Pressure: 30.00 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Scattered at 900ft, Solid Overcast at 1500ft
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
36°
Cloudy
Mist
as of 7:15 AM CST
Rel. Humidity: 100%
Dew Point: 36°F
Visibility: 2 1/2 Miles
Pressure: 30.00 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 700ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
37°
Cloudy
Mist
as of 7:15 AM CST
Rel. Humidity: 93%
Dew Point: 36°F
Visibility: 3 Miles
Pressure: 30.00 in.
Flight Rule: MVFR
Wind Data
5 MPH
070° East
Cloud Level(s): Scattered at 1000ft, Solid Overcast at 4800ft
Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
36°
Cloudy
Mist
as of 7:15 AM CST
Rel. Humidity: 100%
Dew Point: 36°F
Visibility: 2 1/2 Miles
Pressure: 30.00 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 500ft
Patchy Fog on Today Today... Patchy fog. Otherwise, cloudy, with a high near 40. Light and variable wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

Patchy Fog on Tonight Tonight... Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 23. North wind 9 to 13 mph, with gusts as high as 22 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 34. North northeast wind 5 to 9 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 23. Light south southeast wind becoming south southwest 8 to 13 mph after midnight. Winds could gust as high as 21 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 46. South southwest wind 14 to 16 mph, with gusts as high as 23 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 40. Breezy, with a south southwest wind 14 to 21 mph, with gusts as high as 30 mph.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 49. Breezy, with a southwest wind 16 to 21 mph becoming west northwest 10 to 15 mph in the afternoon. Winds could gust as high as 29 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 27.

50% chance of rain & snow Thursday Thursday... A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 50%.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 18.

Partly Sunny on Friday Friday... Partly sunny, with a high near 27.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 7.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 19.

Current Radar Image


Sun Almanac for Olney, Illinois
Sunrise: 06:57 AM
Sunset: 4:31 PM
Civil Sunrise:06:28 AM
Civil Sunset: 5:00 PM
Nautical Sunrise: 05:55 AM
Nautical Sunset: 5:33 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 6:06 PM
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