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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: 5:36 am CST Dec 1, 2025 Latitude: 39.1025416 Longitude: -88.3353213 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
40% chance of snow on Today 100% chance of snow on Tonight Partly Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday 40% chance of snow on Friday Mostly Cloudy on Saturday Mostly Cloudy on Sunday
High: 31°F Low: 20°F High: 27°F High: 37°F High: 22°F High: 31°F High: 36°F High: 34°F
Low: 16°F Low: 14°F Low: 9°F Low: 23°F Low: 24°F  
Snow Snow Partly Sunny Partly Sunny Mostly Sunny Snow Mostly Cloudy Mostly Cloudy
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Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
23°
Cloudy
as of 5:15 AM CST
Rel. Humidity: 92%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.47 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
MATTOON - (KMTO)
19°
Cloudy
as of 4:53 AM CST
Rel. Humidity: 92%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.43 in.
Flight Rule: MVFR
Wind Data
5 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 2600ft
Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
25°
Cloudy
as of 5:10 AM CST
Rel. Humidity: 92%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.45 in.
Flight Rule: VFR
Wind Data
3 MPH
010° North
Cloud Level(s): Scattered at 2400ft, Solid Overcast at 11000ft
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
25°
Mostly Cloudy
as of 5:15 AM CST
Rel. Humidity: 85%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.45 in.
Flight Rule: VFR
Wind Data
5 MPH
010° North
Cloud Level(s): Scattered at 2400ft, Broken at 10000ft
40% chance of snow Today Today... A 40 percent chance of snow, mainly after 3pm. Cloudy, with a high near 31. Light and variable wind becoming east southeast 5 to 7 mph.

100% chance of snow Tonight Tonight... Snow, mainly before midnight. Low around 20. Calm wind becoming west northwest 5 to 8 mph after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%. 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 8 mph.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 16. Calm wind becoming south 5 to 7 mph after midnight.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 37. 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 14. West southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 15 mph.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 22. North northwest wind 5 to 10 mph becoming light north northeast in the afternoon. Winds could gust as high as 15 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 9.

40% chance of snow Friday Friday... A 40 percent chance of snow. Mostly cloudy, with a high near 31.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 23.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 36.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 24.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 34.

Current Radar Image


Sun Almanac for Island Grove, Illinois
Sunrise: 06:54 AM
Sunset: 4:31 PM
Civil Sunrise:06:24 AM
Civil Sunset: 5:01 PM
Nautical Sunrise: 05:51 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 05:19 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.