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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: 10:51 am CST Jan 14, 2026 Latitude: 39.1025416 Longitude: -88.3353213 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday M.L.King Day Tuesday
20% chance of snow on Today Cloudy on Tonight Sunny on Thursday Mostly Cloudy on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on M.L.King Day Mostly Sunny on Tuesday
High: 27 °F Low: 16°F High: 28°F High: 40°F High: 23°F High: 21°F High: 26°F High: 27°F
Low: 31 °F Low: 17°F Low: 7°F Low: 11°F Low: 8°F  
Snow Cloudy Sunny Mostly Cloudy Partly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
36°
Feels like 23°F
Cloudy
as of 10:55 AM CST
Rel. Humidity: 55%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
25 MPH
Gust: 32 MPH
290° West
Cloud Level(s): Solid Overcast at 4600ft
Current Conditions at
MATTOON - (KMTO)
30°
Feels like 14°F
Cloudy
Light Snow Mist
as of 11:08 AM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 2 Miles
Pressure: 29.81 in.
Flight Rule: IFR
Wind Data
33 MPH
Gust: 44 MPH
340° North
Cloud Level(s): Few at 1300ft, Scattered at 1900ft, Solid Overcast at 2900ft
Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
37°
Feels like 25°F
Cloudy
as of 10:55 AM CST
Rel. Humidity: 55%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
28 MPH
Gust: 38 MPH
320° Northwest
Cloud Level(s): Scattered at 3000ft, Solid Overcast at 4100ft
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
37°
Feels like 25°F
Cloudy
as of 10:55 AM CST
Rel. Humidity: 60%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
25 MPH
Gust: 45 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 3600ft
20% chance of snow Today Today... A chance of flurries before 1pm. Mostly cloudy, with a temperature falling to around 27 by 5pm. Breezy, with a north northwest wind 20 to 24 mph, with gusts as high as 38 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 16. Wind chill values between 4 and 12. North northwest wind 11 to 17 mph, with gusts as high as 29 mph.
Sunny on Thursday Thursday... Sunny, with a high near 28. Wind chill values between 4 and 14. Northwest wind 6 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph.
50% chance of snow Thursday Night Thursday Night... A 50 percent chance of snow after midnight. Mostly cloudy, with a temperature rising to around 31 by 5am. South wind 6 to 14 mph, with gusts as high as 24 mph.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 40. West wind 13 to 18 mph, with gusts as high as 25 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 17. West wind 9 to 14 mph, with gusts as high as 21 mph.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 23. West wind 10 to 16 mph, with gusts as high as 23 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 7.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 21.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 11.
Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny, with a high near 26.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 8.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 27.
Current Radar Image


Sun Almanac for Island Grove, Illinois
Sunrise: 07:11 AM
Sunset: 4:54 PM
Civil Sunrise:06:42 AM
Civil Sunset: 5:23 PM
Nautical Sunrise: 06:09 AM
Nautical Sunset: 5:56 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:28 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.