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Island Grove, Illinois Weather Forecast
Island Grove, Illinois Weather
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Weather Forecast for Island Grove, Illinois : Jasper County
Issued: 8:12 am CST Nov 30, 2025 Latitude: 39.1025416 Longitude: -88.3353213 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Cloudy on Today Mostly Cloudy on Tonight 40% chance of snow on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday 20% chance of snow on Friday Mostly Cloudy on Saturday
High: 27°F Low: 19°F High: 31°F High: 27°F High: 35°F High: 20°F High: 29°F High: 35°F
Low: 20°F Low: 15°F Low: 13°F Low: 7°F Low: 21°F  
Cloudy Mostly Cloudy Snow Partly Sunny Mostly Sunny Mostly Sunny Snow Mostly Cloudy
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Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
25°
Feels like 11°F
Partly Cloudy
as of 8:15 AM CST
Rel. Humidity: 73%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 24 MPH
260° West
Cloud Level(s): Scattered at 2800ft
Current Conditions at
MATTOON - (KMTO)
23°
Feels like 7°F
Cloudy
as of 7:53 AM CST
Rel. Humidity: 73%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: MVFR
Wind Data
22 MPH
Gust: 32 MPH
280° West
Cloud Level(s): Solid Overcast at 2600ft
Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
28°
Feels like 17°F
Cloudy
as of 8:10 AM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: MVFR
Wind Data
15 MPH
Gust: 21 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2600ft
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
28°
Feels like 16°F
Mostly Cloudy
as of 8:15 AM CST
Rel. Humidity: 63%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 25 MPH
290° West
Cloud Level(s): Broken at 2800ft
Cloudy on Today Today... Cloudy, with a high near 27. Breezy, with a west wind 16 to 21 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 31 mph.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 19. West northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 16 mph.

40% chance of snow Monday Monday... A 40 percent chance of snow after noon. Cloudy, with a high near 31. Calm wind becoming east southeast around 6 mph.

90% chance of snow Monday Night Monday Night... Snow, mainly before midnight. Low around 20. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 27. Northwest wind 3 to 7 mph.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 15. Calm wind becoming south around 6 mph after midnight.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 35. South wind 6 to 10 mph, with gusts as high as 16 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 13.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 20.

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

20% chance of snow Friday Friday... A chance of snow. Mostly cloudy, with a high near 29.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 21.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 35.

Current Radar Image


Sun Almanac for Island Grove, Illinois
Sunrise: 06:53 AM
Sunset: 4:31 PM
Civil Sunrise:06:24 AM
Civil Sunset: 5:01 PM
Nautical Sunrise: 05:50 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 05:18 AM
Astro Sunset: 6:06 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.