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Marion, Illinois Weather Forecast
Marion, Illinois Weather
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Weather Forecast for Marion, Illinois : Edwards County
Issued: 8:37 am CST Jan 20, 2026 Latitude: 38.5511602 Longitude: -88.1083714 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Sunny on Today Increasing Clouds on Tonight Clearing on Wednesday Mostly Sunny on Thursday Mostly Cloudy on Friday 20% chance of snow on Saturday Mostly Sunny on Sunday Sunny on Monday
High: 31°F Low: 26 °F High: 45°F High: 36°F High: 19°F High: 16°F High: 22°F High: 25°F
Low: 24°F Low: 14°F Low: 5 °F Low: 8 °F Low: 7 °F  
Mostly Sunny Increasing Clouds Clearing Mostly Sunny Mostly Cloudy Snow Mostly Sunny Sunny
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Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
19°
Cloudy
as of 9:55 AM CST
Rel. Humidity: 57%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.51 in.
Flight Rule: VFR
Wind Data
7 MPH
170° South
Cloud Level(s): Solid Overcast at 6000ft
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
21°
Feels like 10°F
Cloudy
as of 9:55 AM CST
Rel. Humidity: 53%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.50 in.
Flight Rule: VFR
Wind Data
9 MPH
180° South
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
FAIRFIELD MUNICIPAL ARPT - (KFWC)
21°
Cloudy
as of 9:55 AM CST
Rel. Humidity: 57%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.51 in.
Flight Rule: VFR
Wind Data
7 MPH
170° South
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
21°
Clear
as of 9:55 AM CST
Rel. Humidity: 44%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.52 in.
Flight Rule: VFR
Wind Data
7 MPH
180° South
Mostly Sunny on Today Today... Mostly sunny, with a high near 31. South wind 6 to 13 mph.

Increasing Clouds on Tonight Tonight... Increasing clouds, with a temperature falling to near 26 by 8pm, then rising to around 31 during the remainder of the night. South wind 8 to 15 mph, with gusts as high as 25 mph.

Clearing on Wednesday Wednesday... Cloudy through mid morning, then gradual clearing, with a high near 45. West southwest wind 8 to 16 mph, with gusts as high as 26 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 24. West southwest wind around 6 mph.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 36. Northwest wind 3 to 6 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 14. Calm wind becoming north 5 to 8 mph after midnight.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 19. North wind 9 to 11 mph.

20% chance of snow Friday Night Friday Night... A chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 5. North northeast wind around 10 mph, with gusts as high as 18 mph.

20% chance of snow Saturday Saturday... A chance of snow showers. Mostly cloudy, with a high near 16. North northeast wind around 10 mph, with gusts as high as 18 mph.

20% chance of snow Saturday Night Saturday Night... A chance of snow showers. Mostly cloudy, with a low around 8. North wind around 8 mph.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 22. North wind 6 to 8 mph becoming west in the afternoon.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 7. West wind around 5 mph.

Sunny on Monday Monday... Sunny, with a high near 25. West northwest wind 5 to 7 mph becoming southwest in the afternoon.

Current Radar Image


Sun Almanac for Marion, Illinois
Sunrise: 07:06 AM
Sunset: 5:01 PM
Civil Sunrise:06:38 AM
Civil Sunset: 5:30 PM
Nautical Sunrise: 06:05 AM
Nautical Sunset: 6:02 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:33 PM
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