Belleville, IL Current Weather Conditions

Current weather observations and 72-hour history for Belleville, IL. • View 5-Day Forecast ›

▼Current Conditions — Belleville, IL

ALTON/ST LOUIS R (KALN)

Clear

55.4 F

Humidity:	%
Wind Speed:	4.7 mph
Barometer:	in
Dewpoint:	F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Oct 17 2026, 12:50 PM CDT

Alert Subscriptions

Severe Weather

Tornado, flood & storm warnings

Observations

Station conditions & threshold alerts

Daily Forecast

Morning summary delivered daily

Lightning

Real-time strike alerts

▼State Weather Snapshot — Illinois

Temperature

Dewpoint

Wind Speed

Full Interactive Observation Map →

▼Radar — Illinois

Loading radar…

Active Alerts Lightning

Full Interactive Radar Map →

▼Hourly Observation History — Belleville, 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)
12:50 PM CDT	4.7	10.00	Clear	--	55.4		%	NA	NA		M
11:50 AM CDT	3.4	10.00	Mostly Clear	--	53.6		%	NA	NA		M
10:50 AM CDT	E 6.9	10.00	Clear	--	50.0		%	NA	NA		M
09:50 AM CDT	8.1	10.00	Clear	--	48.2		%	44.6	NA		M
08:50 AM CDT	10.3	10.00	Clear	--	44.6		%	39.2	NA		M
06:50 AM CDT	5.8	10.00	Clear	--	41.0		%	37.0	NA		M
06:35 AM CDT	3.4	10.00	Clear	--	41.4		%	39.6	NA		M
06:15 AM CDT		10.00	Clear	--	NULL		%	NA	NA		M
05:55 AM CDT	0.0	10.00	Clear	--	42.1		%	NA	NA		M
05:35 AM CDT	3.4	10.00	Clear	--	42.4		%	40.8	NA		M
05:15 AM CDT	3.4	10.00	Clear	--	42.4		%	40.8	NA		M
04:55 AM CDT		10.00	Clear	--	NULL		%	NA	NA		M
04:35 AM CDT	0.0	10.00	Clear	--	43.7		%	NA	NA		M
04:15 AM CDT	3.4	10.00	Clear	--	43.7		%	42.3	NA		M
03:55 AM CDT		10.00	Clear	--	NULL		%	NA	NA		M
03:35 AM CDT	4.7	10.00	Clear	--	44.8		%	42.3	NA		M
03:15 AM CDT	5.8	10.00	Clear	--	45.1		%	41.9	NA		M
02:55 AM CDT	NW 4.7	10.00	Clear	--	45.5		%	43.2	NA		M
02:35 AM CDT	NW 5.8	10.00	Clear	--	45.9		%	42.8	NA		M
02:15 AM CDT	6.9	10.00	Clear	--	46.4		%	42.8	NA		M
01:55 AM CDT		10.00	Clear	--	NULL		%	NA	NA		M
01:35 AM CDT	6.9	10.00	Clear	--	47.7		%	44.4	NA		M
01:15 AM CDT	NW 8.1	10.00	Partly Cloudy	--	48.4		%	44.8	NA		M
12:55 AM CDT		10.00	Mostly Cloudy	--	NULL		%	NA	NA		M
12:35 AM CDT	NW 6.9	10.00	Cloudy	--	49.5		%	46.6	NA		M
12:15 AM CDT	6.9	10.00	Mostly Cloudy	--	49.6		%	46.8	NA		M
11:55 PM CDT		10.00	Cloudy	--	NULL		%	NA	NA		M
11:35 PM CDT	NW 8.1	10.00	Cloudy	--	50.5		%	NA	NA		M
11:15 PM CDT	NW 5.8	10.00	Cloudy	--	50.9		%	NA	NA		M
10:55 PM CDT	NW 6.9	10.00	Cloudy	--	50.9		%	NA	NA		M
10:35 PM CDT	NW 8.1	10.00	Cloudy	--	50.9		%	NA	NA		M
10:15 PM CDT	9.2	10.00	Cloudy	--	50.9		%	NA	NA		M
09:45 PM CDT		10.00	Cloudy	--	51.8		%	NA	NA		M
07:45 PM CDT	11.4	10.00	Cloudy	--	51.8		%	NA	NA		M
06:45 PM CDT	12.8	10.00	Cloudy	--	50.0		%	NA	NA		M
05:45 PM CDT	NW 11.4	10.00	Mostly Cloudy	--	53.6		%	NA	NA		M
04:45 PM CDT	NW 13.9	10.00	Mostly Cloudy	--	51.8		%	NA	NA		M
03:50 PM CDT	NW 16.1 G 23.0	10.00	Cloudy	--	51.8		%	NA	NA		M
02:50 PM CDT	G 28.9	7.00	Light Rain	--	51.8		%	NA	NA		M
01:50 PM CDT		7.00	NULL	--	51.8		%	NA	NA		M
01:25 PM CDT		5.00	NULL	--	51.8		%	NA	NA		M
12:50 PM CDT	G 27.7	10.00	Mostly Cloudy	--	53.6		%	NA	NA		M
11:50 AM CDT		10.00	Cloudy	--	53.6		%	NA	NA		M
10:50 AM CDT	NW 16.1 G 26.4	10.00	Mostly Cloudy	--	53.6		%	NA	NA		M
09:50 AM CDT	G 25.3	10.00	Partly Cloudy	--	53.6		%	NA	NA		M
08:50 AM CDT	11.4	10.00	Clear	--	51.8		%	NA	NA		M
07:50 AM CDT	NW 16.1 G 23.0	10.00	Clear	--	48.2		%	42.1	NA		M
06:50 AM CDT	NW 15.0 G 26.4	10.00	NULL	--	51.8		%	NA	NA		M
06:35 AM CDT	NW 9.2 G 24.2	10.00	Mostly Cloudy	--	52.7		%	NA	NA		M
06:15 AM CDT	G 23.0	10.00	Cloudy	--	NULL		%	NA	NA		M
05:55 AM CDT	NW 12.8 G 28.9	10.00	Cloudy	--	53.6		%	NA	NA		M
05:35 AM CDT	G 30.0	10.00	Cloudy	--	54.9		%	NA	NA		M
05:15 AM CDT	G 25.3	10.00	Cloudy	--	NULL		%	NA	NA		M
04:55 AM CDT		10.00	Cloudy	--	NULL		%	NA	NA		M
04:35 AM CDT	G 20.8	10.00	Cloudy	--	55.4		%	NA	NA		M
04:15 AM CDT	12.8 G 19.7	10.00	Cloudy	--	55.4		%	NA	NA		M
03:55 AM CDT	G 21.9	10.00	Cloudy	--	NULL		%	NA	NA		M
03:35 AM CDT	NW 15.0 G 21.9	10.00	Cloudy	--	55.4		%	NA	NA		M
03:15 AM CDT	12.7 G 21.9	10.00	Cloudy	--	55.4		%	NA	NA		M
02:55 AM CDT		10.00	Cloudy	--	NULL		%	NA	NA		M
02:35 AM CDT	10.3 G 17.2	10.00	Cloudy	--	55.6		%	NA	NA		M
02:15 AM CDT	G 26.4	10.00	Cloudy	--	55.6		%	NA	NA		M
01:55 AM CDT	G 25.3	10.00	Cloudy	--	NULL		%	NA	NA		M
01:35 AM CDT	NW 12.8 G 19.7	10.00	Cloudy	--	55.9		%	NA	NA		M
01:15 AM CDT	15.0 G 23.0	10.00	Rain	--	56.3		%	NA	NA		M
12:55 AM CDT	G 23.0	7.00	Rain	--	NULL		%	NA	NA		M
12:35 AM CDT	G 26.4	7.00	Cloudy	--	57.4		%	NA	NA		M
12:15 AM CDT	NW 13.8 G 20.7	10.00	Light Drizzle	--	57.6		%	NA	NA		M
11:55 PM CDT	NW 12.8 G 23.0	10.00	Rain	--	59.0		%	NA	NA		M
11:35 PM CDT	NW 16.1 G 20.8	10.00	Light Drizzle	--	59.5		%	NA	NA		M
11:15 PM CDT	16.1 G 26.5	7.00	Light Drizzle	--	NULL		%	NA	NA		M
10:55 PM CDT	G 28.9	5.00	Haze	--	62.6		%	NA	NA		M