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)

Clear

84.2 F

Humidity:	55%
Wind Speed:	8.1 mph
Barometer:	29.85 in
Dewpoint:	66.2 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	86.5 F
Wind Chill:	NA

Jun 7 2026, 07:55 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)
07:55 PM CDT	8.1	10.00	Clear	--	84.2	66.2	55%	NA	86.5	29.85	1010.8
07:53 PM CDT	SE 9.2	10.00	Clear	--	84.0	66.9	57%	NA	86.7	29.85	1010.8
07:50 PM CDT	9.2	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.85	1010.8
07:40 PM CDT	SE 9.2	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.85	1010.8
07:35 PM CDT	SE 10.4	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.84	1010.5
07:25 PM CDT	SE 9.2	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.84	1010.5
07:20 PM CDT	SE 9.2	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.84	1010.5
07:05 PM CDT	SE 13.8	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.84	1010.5
07:00 PM CDT	SE 10.4	10.00	Clear	--	84.2	66.2	55%	NA	86.5	29.83	1010.2
06:45 PM CDT	SE 11.5	10.00	Clear	--	86.0	68.0	55%	NA	89.4	29.83	1010.2
06:35 PM CDT	11.5	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.83	1010.2
06:20 PM CDT	SE 12.7 G 18.4	10.00	Clear	--	87.8	68.0	52%	NA	91.4	29.82	1009.8
06:10 PM CDT	9.2	10.00	Clear	--	87.8	68.0	52%	NA	91.4	29.83	1010.2
06:05 PM CDT	SE 11.5	10.00	Clear	--	87.8	68.0	52%	NA	91.4	29.83	1010.2
05:50 PM CDT	SE 8.1	10.00	Clear	--	87.8	68.0	52%	NA	91.4	29.83	1010.2
05:35 PM CDT	SE 8.1	10.00	Clear	--	84.2	66.2	55%	NA	86.5	29.84	1010.5
05:30 PM CDT	SE 9.2	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.84	1010.5
05:25 PM CDT	SE 9.2	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.84	1010.5
05:15 PM CDT	8.1	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.84	1010.5
05:10 PM CDT	6.9	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.85	1010.8
05:00 PM CDT	S 6.9	10.00	Clear	--	87.8	66.2	49%	NA	90.3	29.85	1010.8
04:35 PM CDT	10.4	10.00	Clear	--	87.8	66.2	49%	NA	90.3	29.85	1010.8
04:30 PM CDT	12.7	10.00	Clear	--	87.8	66.2	49%	NA	90.3	29.85	1010.8
04:15 PM CDT	S 9.2	10.00	Mostly Clear	--	87.8	66.2	49%	NA	90.3	29.86	1011.2
04:10 PM CDT	9.2	10.00	Mostly Clear	--	87.8	66.2	49%	NA	90.3	29.86	1011.2
04:00 PM CDT	10.4	10.00	Mostly Clear	--	87.8	64.4	46%	NA	89.4	29.86	1011.2
03:45 PM CDT	11.5	10.00	Mostly Clear	--	87.8	64.4	46%	NA	89.4	29.86	1011.2
03:40 PM CDT	10.4 G 16.1	10.00	Mostly Clear	--	87.8	64.4	46%	NA	89.4	29.86	1011.2
03:35 PM CDT	SE 13.8	10.00	Mostly Clear	--	89.6	66.2	46%	NA	92.3	29.86	1011.2
03:20 PM CDT	S 9.2	10.00	Mostly Clear	--	89.6	66.2	46%	NA	92.3	29.87	1011.5
03:10 PM CDT	SE 12.7	10.00	Mostly Clear	--	87.8	66.2	49%	NA	90.3	29.87	1011.5
03:00 PM CDT	8.1	10.00	Partly Cloudy	--	89.6	66.2	46%	NA	92.3	29.87	1011.5
02:45 PM CDT	12.7	10.00	Partly Cloudy	--	87.8	66.2	49%	NA	90.3	29.87	1011.5
02:40 PM CDT	8.1	10.00	Partly Cloudy	--	87.8	66.2	49%	NA	90.3	29.87	1011.5
02:25 PM CDT	10.4	10.00	Mostly Clear	--	89.6	66.2	46%	NA	92.3	29.88	1011.9
02:20 PM CDT	13.8	10.00	Mostly Clear	--	87.8	66.2	49%	NA	90.3	29.88	1011.9
02:15 PM CDT	S 9.2	10.00	Mostly Clear	--	89.6	66.2	46%	NA	92.3	29.88	1011.9
02:00 PM CDT	9.2	10.00	Clear	--	89.6	68.0	49%	NA	93.6	29.89	1012.2
01:50 PM CDT	SE 9.2	10.00	Clear	--	87.8	68.0	52%	NA	91.4	29.89	1012.2
01:35 PM CDT	11.5	10.00	Clear	--	87.8	68.0	52%	NA	91.4	29.90	1012.5
01:15 PM CDT	15.0	10.00	Clear	--	87.8	68.0	52%	NA	91.4	29.90	1012.5
01:00 PM CDT	SE 13.8	10.00	Clear	--	87.8	66.2	49%	NA	90.3	29.90	1012.5
12:50 PM CDT	G 21.9	10.00	Clear	--	87.8	66.2	49%	NA	90.3	29.90	1012.5
12:40 PM CDT	SE 12.7	10.00	Clear	--	87.8	66.2	49%	NA	90.3	29.91	1012.9
12:35 PM CDT	S 8.1	10.00	Clear	--	87.8	66.2	49%	NA	90.3	29.91	1012.9
12:20 PM CDT	SE 10.4	10.00	Clear	--	87.8	66.2	49%	NA	90.3	29.91	1012.9
12:10 PM CDT	S 8.1	10.00	Clear	--	84.2	66.2	55%	NA	86.5	29.91	1012.9
12:05 PM CDT	S 9.2	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.91	1012.9
12:00 PM CDT	10.4 G 16.1	10.00	Clear	--	84.2	66.2	55%	NA	86.5	29.91	1012.9
11:35 AM CDT	SE 12.7	10.00	Clear	--	86.0	68.0	55%	NA	89.4	29.91	1012.9
11:15 AM CDT	SE 9.2	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.92	1013.2
11:00 AM CDT	SE 12.7	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.92	1013.2
10:50 AM CDT	5.7	10.00	Clear	--	82.4	68.0	62%	NA	85.5	29.93	1013.5
10:45 AM CDT	S 6.9	10.00	Mostly Clear	--	82.4	69.8	66%	NA	86.2	29.93	1013.5
10:35 AM CDT	S 9.2	10.00	Mostly Clear	--	82.4	68.0	62%	NA	85.5	29.93	1013.5
10:00 AM CDT	S 5.7	10.00	Clear	--	80.6	69.8	70%	NA	83.8	29.94	1013.9
09:25 AM CDT	5.7	10.00	Clear	--	78.8	69.8	74%	NA	79.9	29.95	1014.2
09:20 AM CDT	5.7	10.00	Clear	--	78.8	69.8	74%	NA	79.9	29.95	1014.2
08:45 AM CDT	5.7	10.00	Clear	--	77.0	69.8	78%	NA	78.1	29.95	1014.2
08:40 AM CDT	6.9	10.00	Clear	--	78.8	69.8	74%	NA	79.9	29.95	1014.2
08:35 AM CDT	9.2	10.00	Clear	--	77.0	69.8	78%	NA	78.1	29.95	1014.2
08:20 AM CDT	8.1	10.00	Clear	--	77.0	69.8	78%	NA	78.1	29.94	1013.9
08:10 AM CDT	5.7	10.00	Clear	--	77.0	69.8	78%	NA	78.1	29.94	1013.9
08:05 AM CDT	4.6	10.00	Clear	--	77.0	71.6	83%	NA	78.3	29.93	1013.5
08:00 AM CDT	5.7	10.00	Clear	--	77.0	71.6	83%	NA	78.3	29.94	1013.9
07:45 AM CDT	S 5.7	10.00	Clear	--	75.2	71.6	89%	NA	76.6	29.93	1013.5
07:25 AM CDT	SE 5.7	10.00	Clear	--	75.2	71.6	89%	NA	76.6	29.93	1013.5
07:20 AM CDT	SE 5.7	10.00	Clear	--	75.2	71.6	89%	NA	76.6	29.93	1013.5
07:10 AM CDT	SE 6.9	10.00	Clear	--	75.2	71.6	89%	NA	76.6	29.93	1013.5
07:00 AM CDT	SE 5.7	10.00	Clear	--	73.4	71.6	94%	NA	74.8	29.92	1013.2
06:40 AM CDT	SE 3.4	10.00	Clear	--	73.4	71.6	94%	NA	74.8	29.92	1013.2
06:35 AM CDT	4.6	10.00	Clear	--	73.4	71.6	94%	NA	74.8	29.92	1013.2