RANTOUL, IL 61866 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


RANTOUL, IL
Current Weather

8:35 PM CST JAN 21, 2026
Broken Clouds
32°F
Feels Like: 21°F
Dewpoint: 18°F
Rel. Hum.: 53%
Visibility: 10 miles
Wind: SW at 17 mph, gusts to 21
Pressure:
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Regional Weather Maps


(Automated weather data from NWS/FAA)
10-Day model forecast maps
2025 Hurricanes

RANTOUL, IL 61866
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Partly cloudy early this evening, then clearing. Blustery with lows around 18. West winds 15 to 25 mph with gusts up to 45 mph.
THURSDAY
Mostly sunny. Cooler with highs in the lower 30s. West winds 10 to 15 mph with gusts up to 25 mph.
THURSDAY NIGHT
Mostly cloudy. Much colder with lows around 1 below. Northwest winds 5 to 10 mph, becoming north around 15 mph after midnight. Wind chill values as low as 18 below after midnight.
FRIDAY
Partly sunny. Much cooler with highs around 6 above. North winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 22 below.
FRIDAY NIGHT
Mostly cloudy and cold. Near steady temperature around zero. North winds 10 to 15 mph. Wind chill values as low as 18 below.
SATURDAY
Cloudy. A chance of snow in the afternoon. Highs around 10 above. Chance of snow 50 percent. Wind chill values as low as 20 below.
SATURDAY NIGHT
Snow likely. Light snow accumulation possible. Not as cool. Near steady temperature around 10 above. Chance of snow 70 percent. Wind chill values as low as 5 below.
SUNDAY
Mostly cloudy. Snow likely, mainly in the morning. Additional light snow accumulation possible. Highs 15 to 20. Chance of snow 60 percent. Wind chill values as low as 5 below in the morning.
SUNDAY NIGHT
Mostly cloudy. Cold with lows around zero. Wind chill values as low as 15 below after midnight.
MONDAY
Mostly sunny. Highs around 10 above. Wind chill values as low as 15 below.
MONDAY NIGHT
Mostly clear. Cold with lows around zero. Wind chill values as low as 15 below.
TUESDAY
Mostly sunny. Not as cool with highs in the lower 20s. Wind chill values as low as 15 below in the morning.
TUESDAY NIGHT AND WEDNESDAY
Mostly cloudy. Lows around 10 above. Highs in the lower 20s. Wind chill values as low as 5 below.

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  6:00 AM CST  1/21/2026
Wednesday
21 JAN 2026
RANTOUL, IL 61866 weather forecast Day 1, 12 hours 12 PM 39° 29° Mostly Cloudy 1%

0% Thunder
( 0% severe)
WSW   22 64% 28°
High 41° RANTOUL, IL 61866 weather forecast Day 1, 15 hours 3 PM 40° 31° Partly Cloudy WSW   20 62% 28°
Partly Cloudy




Breezy
RANTOUL, IL 61866 weather forecast Day 1, 18 hours 6 PM 33° 24° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   13 71% 25°
RANTOUL, IL 61866 weather forecast Day 1, 21 hours 9 PM 32° 22° Partly Cloudy WSW   14 65% 22°
Thursday
22 JAN 2026
RANTOUL, IL 61866 weather forecast Day 2, 0 hours 12 AM 30° 18° Mostly Cloudy 0%

0% Thunder
( 0% severe)
W   18 64% 20°
Low 19° RANTOUL, IL 61866 weather forecast Day 2, 3 hours 3 AM 25° 12° Partly Cloudy W   16 65% 16°
High 30° RANTOUL, IL 61866 weather forecast Day 2, 6 hours 6 AM 20° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   13 64% 11°

Partly Cloudy



RANTOUL, IL 61866 weather forecast Day 2, 9 hours 9 AM 21° Partly Cloudy W   13 50%
RANTOUL, IL 61866 weather forecast Day 2, 12 hours 12 PM 26° 14° Partly Cloudy 1%

0% Thunder
( 0% severe)
W   14 42%
RANTOUL, IL 61866 weather forecast Day 2, 15 hours 3 PM 28° 17° Partly Cloudy W   13 40%
RANTOUL, IL 61866 weather forecast Day 2, 18 hours 6 PM 24° 17° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   6 53% 11°
RANTOUL, IL 61866 weather forecast Day 2, 21 hours 9 PM 23° 15° Partly Cloudy WSW   7 56% 11°
Friday
23 JAN 2026
RANTOUL, IL 61866 weather forecast Day 3, 0 hours 12 AM 20° Mostly Cloudy 0%

0% Thunder
( 0% severe)
WNW   9 64% 11°
Low 4° RANTOUL, IL 61866 weather forecast Day 3, 3 hours 3 AM 16° Mostly Cloudy NW   13 54%
High 9° RANTOUL, IL 61866 weather forecast Day 3, 6 hours 6 AM 10° -6° Mostly Cloudy 1%

0% Thunder
( 0% severe)
NW   14 47% -4°

Mostly Cloudy



RANTOUL, IL 61866 weather forecast Day 3, 9 hours 9 AM -12° Mostly Cloudy NW   15 47% -8°
RANTOUL, IL 61866 weather forecast Day 3, 15 hours 12 PM -11° Mostly Cloudy 1%

0% Thunder
( 0% severe)
NW   14 44% -9°
RANTOUL, IL 61866 weather forecast Day 3, 18 hours 3 PM -11° Mostly Cloudy NNW   14 44% -9°
RANTOUL, IL 61866 weather forecast Day 3, 21 hours 6 PM -10° Mostly Cloudy     N   9 52% -8°

RANTOUL, IL extended weather forecast

Saturday
24 JAN 2026
Sunday
25 JAN 2026
Monday
26 JAN 2026
Tuesday
27 JAN 2026
Wednesday
28 JAN 2026
Low -6° Low 8° Low 7° Low 8° Low 16°
High 10° High 18° High 15° High 28° High 28°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
12% Snow
Overcast
41% Snow
Mostly Cloudy
16% Snow
Partly Cloudy
7% Snow
Overcast
22% Snow
WEATHER 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 © 2024 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions