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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: 5:37 pm CST Jan 9, 2026 Latitude: 39.1025416 Longitude: -88.3353213 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Cloudy on Tonight 30% chance of rain & snow on Saturday Mostly Sunny on Sunday Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Partly Sunny on Thursday Mostly Cloudy on Friday
Low: 39°F High: 44°F High: 34°F High: 45°F High: 52°F High: 40°F High: 31°F High: 38°F
Low: 24°F Low: 23°F Low: 32°F Low: 35°F Low: 20°F Low: 22°F  
Mostly Cloudy Rain & Snow Mostly Sunny Sunny Partly Sunny Mostly Cloudy Partly Sunny Mostly Cloudy
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Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
46°
Cloudy
as of 5:55 PM CST
Rel. Humidity: 75%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: MVFR
Wind Data
3 MPH
350° North
Cloud Level(s): Solid Overcast at 2400ft
Current Conditions at
MATTOON - (KMTO)
45°
Cloudy
as of 5:53 PM CST
Rel. Humidity: 81%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: MVFR
Wind Data
3 MPH
030° Northeast
Cloud Level(s): Solid Overcast at 2200ft
Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
46°
Partly Cloudy
as of 5:55 PM CST
Rel. Humidity: 70%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 2500ft
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
45°
Partly Cloudy
as of 5:55 PM CST
Rel. Humidity: 81%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
5 MPH
030° Northeast
Cloud Level(s): Scattered at 2600ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 39. East northeast wind 3 to 5 mph.
30% chance of rain & snow Saturday Saturday... A chance of rain before 5pm, then a slight chance of rain and snow showers. Cloudy, then gradual clearing during the afternoon, with a high near 44. Light northwest wind becoming west northwest 13 to 18 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 30%.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 24. West northwest wind 10 to 18 mph, with gusts as high as 28 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 34. Northwest wind 8 to 18 mph, with gusts as high as 28 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 23. West wind 5 to 9 mph becoming south southwest after midnight. Winds could gust as high as 16 mph.
Sunny on Monday Monday... Sunny, with a high near 45. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 32. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 52.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 35.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 40.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 20.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 31.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 22.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 38.
Current Radar Image


Sun Almanac for Island Grove, Illinois
Sunrise: 07:12 AM
Sunset: 4:49 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:18 PM
Nautical Sunrise: 06:10 AM
Nautical Sunset: 5:51 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:24 PM
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