Carterville, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Carterville, IL.

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Current Conditions — Carterville, IL

CARBONDALE/MURPH (KMDH)

Clear

73.4 F

Humidity:27%

Wind Speed: G 21.9 mph

Barometer:30.02 in

Dewpoint:37.4 F

Visibility:10.00 mi

Precip:--

Heat Index:71.8 F

Wind Chill:NA

May 13 2026, 12:05 PM CDT

Observation Analysis for Carterville, IL →

5-Day Forecast — Carterville, IL

Wednesday

High 75 °F

Forecast Missing

Wednesday
Night

Low 48 °F

Clear

Thursday

High 75 °F

Forecast Missing

Thursday
Night

Low 55 °F

Partly Cloudy

Friday

High 82 °F

Chance of T-storms

Friday
Night

Low 68 °F

Chance of Scattered T-storms

Saturday

High 89 °F

Chance of Scattered T-storms

Saturday
Night

Low 68 °F

Partly Cloudy

Sunday

High 89 °F

Mostly Sunny

Detailed Forecast — Carterville, IL

Wednesday

Sunny. High near 75°F. Wind 9 to 15 mph, with gusts as high as 22 mph.

Wednesday Night

Clear. Low around 48°F. Wind 0 to 6 mph, with gusts as high as 12 mph.

Thursday

Sunny. High near 75°F. Wind 0 to 3 mph, with gusts as high as 6 mph.

Thursday Night

Partly Cloudy. Low around 55°F. Wind 3 to 7 mph, with gusts as high as 14 mph.

Friday

Chance of Thunderstorms. High near 82°F. Wind 8 to 14 mph, with gusts as high as 24 mph.

Friday Night

Chance of Scattered Thunderstorms. Low around 68°F. Wind around 8 mph, with gusts as high as 16 mph.

Saturday

Chance of Scattered Thunderstorms. High near 89°F. Wind 9 to 10 mph, with gusts as high as 18 mph.

Saturday Night

Partly Cloudy. Low around 68°F. Wind around 7 mph, with gusts as high as 15 mph.

Sunday

Mostly Sunny. High near 89°F. Wind 13 to 14 mph, with gusts as high as 22 mph.

Sunday Night

Mostly Clear. Low around 71°F. Wind around 9 mph, with gusts as high as 21 mph.

Monday

Partly Sunny. High near 91°F. Wind 13 to 16 mph, with gusts as high as 25 mph.

Monday Night

Chance of Thunderstorms. Low around 73°F. Wind around 10 mph, with gusts as high as 22 mph.

Tuesday

Thunderstorms Likely. High near 84°F. Wind 9 to 15 mph, with gusts as high as 25 mph.

Observation History — Carterville, IL

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
12:05 PM CDT	G 21.9	10.00	Clear	--	73.4	37.4	27%	NA	71.8	30.02	1016.6
11:45 AM CDT	NW 9.2	10.00	Clear	--	73.4	39.2	29%	NA	71.8	30.03	1016.9
11:40 AM CDT	NW 11.5	10.00	Clear	--	73.4	37.4	27%	NA	71.8	30.03	1016.9
11:30 AM CDT		10.00	Clear	--	73.4	37.4	27%	NA	71.8	30.03	1016.9
11:15 AM CDT	NW 11.5	10.00	Clear	--	73.4	41.0	31%	NA	72.0	30.03	1016.9
10:15 AM CDT	17.3	10.00	Clear	--	71.6	37.4	29%	NA	69.8	30.03	1016.9
10:10 AM CDT	NW 12.7 G 19.6	10.00	Clear	--	71.6	37.4	29%	NA	69.8	30.03	1016.9
10:00 AM CDT	13.8 G 20.7	10.00	Clear	--	71.6	39.2	31%	NA	70.0	30.04	1017.3
09:50 AM CDT	15.0	10.00	Clear	--	71.6	39.2	31%	NA	70.0	30.03	1016.9
09:45 AM CDT	12.7	10.00	Clear	--	71.6	39.2	31%	NA	70.0	30.03	1016.9
09:30 AM CDT	12.7	10.00	Clear	--	71.6	42.8	35%	NA	70.2	30.04	1017.3
09:25 AM CDT	11.5	10.00	Clear	--	71.6	42.8	35%	NA	70.2	30.04	1017.3
09:20 AM CDT	NW 9.2	10.00	Clear	--	69.8	41.0	35%	NA	NA	30.04	1017.3
09:15 AM CDT	12.7 G 19.6	10.00	Clear	--	69.8	42.8	38%	NA	NA	30.04	1017.3
09:05 AM CDT	12.7 G 21.9	10.00	Clear	--	69.8	42.8	38%	NA	NA	30.04	1017.3
09:00 AM CDT	NW 11.5 G 17.3	10.00	Clear	--	69.8	42.8	38%	NA	NA	30.04	1017.3
08:40 AM CDT	NW 10.4	10.00	Clear	--	69.8		%	NA	NA	30.04	1017.3
08:35 AM CDT	NW 6.9	10.00	Clear	--	69.8		%	NA	NA	30.03	1016.9
08:30 AM CDT	NW 9.2	10.00	Clear	--	69.8	44.6	40%	NA	NA	30.03	1016.9
08:25 AM CDT	6.9	10.00	Clear	--	69.8	44.6	40%	NA	NA	30.03	1016.9
08:20 AM CDT	NW 5.7	10.00	Clear	--	68.0	46.4	46%	NA	NA	30.03	1016.9
08:15 AM CDT	NW 6.9	10.00	Clear	--	68.0	46.4	46%	NA	NA	30.03	1016.9
08:10 AM CDT	4.6	10.00	Clear	--	68.0	46.4	46%	NA	NA	30.03	1016.9
07:45 AM CDT	W 3.4	10.00	Clear	--	66.2	50.0	56%	NA	NA	30.03	1016.9