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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: 3:17 pm CST Jan 10, 2026 Latitude: 39.1025416 Longitude: -88.3353213 View on Google Maps

MouseOver for Detail Forecast
Tonight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
60% chance of rain & snow on Tonight Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday Partly Sunny on Saturday
Low: 25°F High: 35°F High: 45°F High: 54°F High: 41°F High: 33°F High: 39°F High: 32°F
Low: 24°F Low: 33°F Low: 35°F Low: 18°F Low: 26°F Low: 22°F  
Rain & Snow Sunny Mostly Sunny Partly Sunny Mostly Cloudy Mostly Sunny Partly Sunny Partly Sunny
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Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
36°
Clear
as of 6:15 PM CST
Rel. Humidity: 69%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
6 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
MATTOON - (KMTO)
36°
Clear
as of 5:53 PM CST
Rel. Humidity: 69%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
6 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
37°
Clear
as of 6:15 PM CST
Rel. Humidity: 64%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
3 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
34°
Clear
as of 6:15 PM CST
Rel. Humidity: 74%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
7 MPH
200° South
Cloud Level(s): Clear
60% chance of rain & snow Tonight Tonight... Snow showers likely, possibly mixed with rain before 11pm, then a slight chance of snow showers after midnight. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 25. Blustery, with a west northwest wind 8 to 13 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Sunny on Sunday Sunday... Sunny, with a high near 35. Breezy, with a northwest wind 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 32 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 24. West northwest wind 5 to 9 mph becoming south southwest after midnight. Winds could gust as high as 16 mph.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 45. West southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 33. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 54. South southwest wind 11 to 17 mph, with gusts as high as 25 mph.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 35. West southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 41.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 18.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 33.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 26.
Partly Sunny on Friday Friday... Partly sunny, with a high near 39.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 22.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 32.
Current Radar Image


Sun Almanac for Island Grove, Illinois
Sunrise: 07:12 AM
Sunset: 4:50 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:19 PM
Nautical Sunrise: 06:10 AM
Nautical Sunset: 5:52 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:25 PM
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