Current Conditions: ALTON/ST LOUIS R

Clear

57.2 F

Last Updated on Oct 13 2025, 12:55 AM CDT

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

Current conditions at:

ALTON/ST LOUIS R (KALN)

Lat: 38.9 Lon: 90.05


Active Alerts	Storm Reports	Obs Monitoring

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Observation History for ALTON/ST LOUIS R

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)	Rmks
12:55 AM CDT		10.00	Clear	--	57.2		%	NA	NA		M
12:35 AM CDT		10.00	Clear	--	57.6		%	NA	NA		M
12:15 AM CDT		10.00	Clear	--	58.3		%	NA	NA		M
11:55 PM CDT		10.00	Clear	--	58.5		%	NA	NA		M
11:35 PM CDT		10.00	Clear	--	61.0		%	NA	NA		M
11:15 PM CDT		10.00	Clear	--	61.3		%	NA	NA		M
10:55 PM CDT		10.00	Clear	--	61.0		%	NA	NA		M
10:35 PM CDT		10.00	Clear	--	59.7		%	NA	NA		M
10:15 PM CDT		10.00	Clear	--	60.1		%	NA	NA		M
09:50 PM CDT	5.8	10.00	Clear	--	62.6		%	NA	NA		M
08:50 PM CDT	E 5.8	10.00	Clear	--	60.8		%	NA	NA		M
07:50 PM CDT	SE 4.7	10.00	Clear	--	64.4		%	NA	NA		M
06:50 PM CDT	5.8	10.00	Clear	--	68.0		%	NA	NA		M
05:50 PM CDT	5.8	10.00	Clear	--	75.2		%	NA	NA		M
04:50 PM CDT	SE 10.3	10.00	Clear	--	78.8		%	NA	NA		M
03:50 PM CDT	11.4	10.00	Clear	--	78.8		%	NA	NA		M
02:50 PM CDT	6.9	10.00	Clear	--	77.0		%	NA	NA		M
01:50 PM CDT	SE 10.3	10.00	Clear	--	77.0		%	NA	NA		M
12:50 PM CDT	10.3	10.00	Clear	--	77.0		%	NA	NA		M
11:50 AM CDT	S 10.3	10.00	Clear	--	75.2		%	NA	NA		M
10:50 AM CDT	8.1	10.00	Clear	--	71.6		%	NA	NA		M
09:50 AM CDT	SE 4.7	10.00	Clear	--	66.2		%	NA	NA		M
08:50 AM CDT	5.8	10.00	Clear	--	59.0		%	NA	NA		M
07:50 AM CDT	E 5.8	10.00	Clear	--	53.6		%	NA	NA		M

Regional Weather Observation

	ALTON/ST LOUIS R (KALN) Clear 57.2 F
	ST CHARLES (KSET) Mostly Clear 60.8 F
	ST LOUIS (KSTL) Clear 66.2 F

	LITCHFIELD MUNI (K3LF) Clear NULL F
	JACKSONVILLE (KIJX) Cloudy 64.8 F
	ST LOUIS/SPIRIT (KSUS) Clear 59.0 F

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