Island Grove, Illinois Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

No Watches or Warnings for Island Grove
Change location by the zip code or city,state: or search for other weather forecast locations in Illinois by name.
Weather Forecast for Island Grove, Illinois : Jasper County
Issued: 10:55 am CDT Sep 18, 2025 Latitude: 39.1025416 Longitude: -88.3353213 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Sunny on Today Mostly Clear on Tonight Increasing Clouds on Friday Mostly Sunny on Saturday 40% chance of thunderstorms on Sunday 50% chance of rain on Monday 20% chance of on Tuesday 20% chance of rain on Wednesday
High: 92°F Low: 62°F High: 91°F High: 89°F High: 85°F High: 82°F High: 81°F High: 80°F
Low: 63°F Low: 64°F Low: 65°F Low: 63°F Low: 60°F  
Sunny Mostly Clear Increasing Clouds Mostly Sunny Thunderstorms Rain Partly Sunny Rain
-
Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
82°
Clear
as of 10:35 AM CDST
Rel. Humidity: 42%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MATTOON - (KMTO)
79°
Clear
as of 9:53 AM CDST
Rel. Humidity: 47%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Clear
Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
84°
Clear
as of 10:35 AM CDST
Rel. Humidity: 48%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
3 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
81°
Clear
as of 10:35 AM CDST
Rel. Humidity: 51%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
5 MPH
200° South
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 92. South southeast wind around 5 mph becoming calm in the morning.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 62. East southeast wind 3 to 5 mph.
Increasing Clouds on Friday Friday... Increasing clouds, with a high near 91. Calm wind becoming south around 6 mph in the morning.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 63. Light east wind.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the morning.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 64. Light south southeast wind.
40% chance of thunderstorms Sunday Sunday... A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 85. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
60% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
50% chance of rain Monday Monday... A 50 percent chance of showers. Mostly cloudy, with a high near 82.
40% chance of rain Monday Night Monday Night... A 40 percent chance of showers. Mostly cloudy, with a low around 63.
20% chance of Tuesday Tuesday... A chance of showers. Partly sunny, with a high near 81.
20% chance of rain Tuesday Night Tuesday Night... A chance of showers. Partly cloudy, with a low around 60.
20% chance of rain Wednesday Wednesday... A chance of showers. Mostly sunny, with a high near 80.
Current Radar Image


Sun Almanac for Island Grove, Illinois
Sunrise: 06:38 AM
Sunset: 6:57 PM
Civil Sunrise:06:11 AM
Civil Sunset: 7:23 PM
Nautical Sunrise: 05:40 AM
Nautical Sunset: 7:55 PM
Astro Sunrise: 05:08 AM
Astro Sunset: 8:27 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.