RANTOUL, IL 61866 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


RANTOUL, IL
Current Weather

7:35 AM CDT SEP 23, 2026
Overcast
59°F
Feels Like: 58°F
Dewpoint: 54°F
Rel. Hum.: 83%
Visibility: 10 miles
Wind: NNE at 8 mph
Pressure: 30.30 inches
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Weather Map


(Automated weather data from NWS/FAA)
10-Day model forecast maps
2026 Hurricanes

RANTOUL, IL 61866
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Cloudy. Highs in the upper 60s. Northeast winds 10 to 15 mph.
TONIGHT
Cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.
THURSDAY
Mostly cloudy. Highs in the lower 70s. Northeast winds 5 to 10 mph.
THURSDAY NIGHT
Mostly cloudy. Lows in the mid 50s. East winds 5 to 10 mph.
FRIDAY
Mostly sunny. Highs around 70. East winds 5 to 10 mph.
FRIDAY NIGHT
Partly cloudy. Lows around 50.
SATURDAY THROUGH SUNDAY
Mostly cloudy. Highs in the lower 70s. Lows in the lower 50s.
SUNDAY NIGHT AND MONDAY
Partly cloudy. Lows in the lower 50s. Highs in the upper 70s.
MONDAY NIGHT
Mostly clear. Lows in the mid 50s.
TUESDAY
Mostly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.

Visible Weather Satellite
RANTOUL, IL 61866
Infrared Weather Satellite
RANTOUL, IL 61866
NEXRAD Weather Radar
RANTOUL, IL 61866

RANTOUL, IL 3 hourly weather forecast

weather forecast created  7:00 PM CDT  9/22/2026
Wednesday
23 SEP 2026
RANTOUL, IL 61866 weather forecast Day 1, 0 hours 1 AM 59° 58° Mostly Cloudy 2%

0% Thunder
( 1% severe)
NE   8 96% 58°
Low 57° RANTOUL, IL 61866 weather forecast Day 1, 3 hours 4 AM 59° 57° Mostly Cloudy NE   9 93% 57°
High 66° RANTOUL, IL 61866 weather forecast Day 1, 6 hours 7 AM 58° 56° Mostly Cloudy 7%

0% Thunder
( 2% severe)
NE   10 93% 56°

Mostly Cloudy

Chance of Rain

RANTOUL, IL 61866 weather forecast Day 1, 9 hours 10 AM 61° 59° Mostly Cloudy NE   12 93% 59°
RANTOUL, IL 61866 weather forecast Day 1, 12 hours 1 PM 63° 62° Mostly Cloudy 25%
RAIN
.01–.1 in
0% Thunder
( 6% severe)
NE   12 90% 60°
RANTOUL, IL 61866 weather forecast Day 1, 15 hours 4 PM 65° 65° Mostly Cloudy NE   12 84% 60°
RANTOUL, IL 61866 weather forecast Day 1, 18 hours 7 PM 62° 60° Mostly Cloudy 5%

0% Thunder
( 3% severe)
ENE   13 90% 59°
RANTOUL, IL 61866 weather forecast Day 1, 21 hours 10 PM 60° 58° Mostly Cloudy ENE   10 90% 57°
Thursday
24 SEP 2026
RANTOUL, IL 61866 weather forecast Day 2, 0 hours 1 AM 59° 58° Mostly Cloudy 3%

0% Thunder
( 2% severe)
ENE   8 90% 56°
Low 54° RANTOUL, IL 61866 weather forecast Day 2, 3 hours 4 AM 58° 56° Partly Cloudy ENE   8 90% 55°
High 72° RANTOUL, IL 61866 weather forecast Day 2, 6 hours 7 AM 57° 56° Mostly Cloudy 0%

0% Thunder
( 1% severe)
ENE   7 93% 55°

Mostly Cloudy



RANTOUL, IL 61866 weather forecast Day 2, 9 hours 10 AM 64° 64° Mostly Cloudy E   8 84% 59°
RANTOUL, IL 61866 weather forecast Day 2, 12 hours 1 PM 69° 69° Mostly Cloudy 0%

0% Thunder
( 1% severe)
E   9 76% 61°
RANTOUL, IL 61866 weather forecast Day 2, 15 hours 4 PM 72° 72° Mostly Cloudy ENE   9 68% 61°
RANTOUL, IL 61866 weather forecast Day 2, 18 hours 7 PM 64° 64° Partly Cloudy 0%

0% Thunder
( 1% severe)
ENE   7 81% 58°
RANTOUL, IL 61866 weather forecast Day 2, 21 hours 10 PM 58° 57° Partly Cloudy ENE   6 87% 54°

RANTOUL, IL extended weather forecast

Friday
25 SEP 2026
Saturday
26 SEP 2026
Sunday
27 SEP 2026
Monday
28 SEP 2026
Tuesday
29 SEP 2026
Low 54° Low 49° Low 48° Low 49° Low 51°
High 70° High 74° High 76° High 76° High 76°
RANTOUL, IL 61866 weather forecast Day 3 RANTOUL, IL 61866 weather forecast Day 4 RANTOUL, IL 61866 weather forecast Day 5 RANTOUL, IL 61866 weather forecast Day 6 RANTOUL, IL 61866 weather forecast Day 7
Overcast
12% Rain
Mostly Cloudy
14% Rain
Clear
11% Rain
Clear
13% Rain
Partly Cloudy
21% Rain
SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP:
Rantoul, IL
Rantoul, IL snow
Rantoul, IL radar
IL map
-or-
-or-
-or-
 
61866
61866 snow
61866 radar
 
-or-
-or-
 
 
IL
IL snow
 
 
Copyright © 2026 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions