Waterloo, IL Current Weather Conditions

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

▼Current Conditions — Waterloo, IL

CAHOKIA/ST LOUIS (KCPS)

Cloudy

69.8 F

Humidity:	83%
Wind Speed:	6.9 mph
Barometer:	30.04 in
Dewpoint:	64.4 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Sep 21 2026, 08:20 PM CDT

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▼Hourly Observation History — Waterloo, 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)
08:20 PM CDT	6.9	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.04	1017.3
08:15 PM CDT	5.7	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.04	1017.3
08:10 PM CDT	9.2	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.03	1016.9
08:05 PM CDT	NE 9.2	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.03	1016.9
07:53 PM CDT	8.1	10.00	Cloudy	--	70.0	64.0	81%	NA	NA	30.03	1016.9
07:50 PM CDT	NE 8.1	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.03	1016.9
07:45 PM CDT	9.2	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.02	1016.6
07:40 PM CDT	9.2	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.02	1016.6
07:35 PM CDT	NE 6.9	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.02	1016.6
07:30 PM CDT	NE 6.9	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.02	1016.6
07:20 PM CDT	6.9	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.03	1016.9
07:15 PM CDT	6.9	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.03	1016.9
07:10 PM CDT	9.2	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.03	1016.9
07:00 PM CDT	4.6	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.03	1016.9
06:50 PM CDT	6.9	10.00	Cloudy	--	69.8	64.4	83%	NA	NA	30.02	1016.6
06:45 PM CDT	9.2	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.02	1016.6
06:40 PM CDT	10.4	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.02	1016.6
06:35 PM CDT	9.2	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.02	1016.6
06:30 PM CDT	9.2	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.02	1016.6
06:25 PM CDT	9.2	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.02	1016.6
06:20 PM CDT	5.7	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.01	1016.3
06:10 PM CDT	10.4	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.01	1016.3
06:05 PM CDT	9.2	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.01	1016.3
05:50 PM CDT	10.4	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.01	1016.3
05:40 PM CDT		10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.00	1015.9
05:35 PM CDT	9.2	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.00	1015.9
05:30 PM CDT	8.1	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.00	1015.9
05:20 PM CDT	9.2	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.01	1016.3
05:15 PM CDT	6.9	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.01	1016.3
05:10 PM CDT	8.1	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.00	1015.9
05:05 PM CDT	8.1	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.01	1016.3
04:50 PM CDT	8.1	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.00	1015.9
04:40 PM CDT	8.1	10.00	Cloudy	--	71.6	64.4	78%	NA	72.1	30.00	1015.9
04:35 PM CDT	6.9	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.00	1015.9
04:20 PM CDT	4.6	10.00	Cloudy	--	73.4	66.2	78%	NA	74.1	30.00	1015.9
04:15 PM CDT	NE 5.7	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.00	1015.9
04:10 PM CDT	NE 5.7	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.01	1016.3
04:05 PM CDT	5.7	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.01	1016.3
03:53 PM CDT	NE 6.9	10.00	Cloudy	--	72.0	66.0	82%	NA	72.7	30.01	1016.3
03:45 PM CDT	NE 9.2	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.01	1016.3
03:40 PM CDT	NE 8.1	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.01	1016.3
03:35 PM CDT	NE 6.9	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.01	1016.3
03:20 PM CDT	NE 5.7	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.01	1016.3
03:10 PM CDT	3.4	10.00	Cloudy	--	73.4	66.2	78%	NA	74.1	30.01	1016.3
03:05 PM CDT	6.9	10.00	Cloudy	--	73.4	66.2	78%	NA	74.1	30.01	1016.3
03:00 PM CDT	8.1	10.00	Cloudy	--	73.4	66.2	78%	NA	74.1	30.01	1016.3
02:45 PM CDT	6.9	10.00	Cloudy	--	73.4	66.2	78%	NA	74.1	30.01	1016.3
02:10 PM CDT	5.7	9.00	Cloudy	--	69.8	66.2	88%	NA	NA	30.02	1016.6
02:00 PM CDT	8.1	10.00	Cloudy	--	69.8	66.2	88%	NA	NA	30.02	1016.6
01:50 PM CDT	10.4	9.00	Cloudy	--	69.8	66.2	88%	NA	NA	30.02	1016.6
01:40 PM CDT	6.9	10.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.02	1016.6
01:35 PM CDT	5.7	8.00	Cloudy	--	71.6	66.2	83%	NA	72.3	30.02	1016.6
01:25 PM CDT	10.4	6.00	Fog/Mist	--	69.8	66.2	88%	NA	NA	30.01	1016.3
01:20 PM CDT	8.1	8.00	Cloudy	--	71.6	68.0	88%	NA	72.7	30.02	1016.6
01:10 PM CDT	8.1	10.00	Cloudy	--	71.6	68.0	88%	NA	72.7	30.02	1016.6
01:05 PM CDT	8.1	9.00	Cloudy	--	71.6	68.0	88%	NA	72.7	30.02	1016.6
12:45 PM CDT	6.9	10.00	Cloudy	--	71.6	68.0	88%	NA	72.7	30.01	1016.3
12:40 PM CDT	5.7	10.00	Cloudy	--	71.6	68.0	88%	NA	72.7	30.01	1016.3
12:35 PM CDT	5.7	10.00	Cloudy	--	71.6	68.0	88%	NA	72.7	30.01	1016.3
12:30 PM CDT	NE 6.9	10.00	NULL	--	72.0	68.0	87%	NA	73.0	30.02	1016.6
12:25 PM CDT	NE 5.7	10.00	Cloudy	--	71.6	68.0	88%	NA	72.7	30.01	1016.3
12:20 PM CDT	NE 8.1	10.00	Cloudy	--	73.4	68.0	83%	NA	74.3	30.01	1016.3
12:15 PM CDT	3.4	10.00	Cloudy	--	73.4	68.0	83%	NA	74.3	30.01	1016.3
12:05 PM CDT	4.6	10.00	Cloudy	--	73.4	68.0	83%	NA	74.3	30.01	1016.3
11:50 AM CDT	5.7	10.00	Cloudy	--	73.4	68.0	83%	NA	74.3	30.01	1016.3
11:45 AM CDT	8.1	10.00	Cloudy	--	73.4	68.0	83%	NA	74.3	30.01	1016.3
11:35 AM CDT	9.2	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	30.01	1016.3
11:30 AM CDT	8.1	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	30.01	1016.3
11:25 AM CDT	6.9	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	30.01	1016.3
11:20 AM CDT	5.7	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	30.01	1016.3
11:15 AM CDT	8.1	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	30.01	1016.3
11:10 AM CDT	9.2	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	30.01	1016.3