Lanark, IL Current Weather Conditions

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

▼Current Conditions — Lanark, IL

SAVANNA/TRITOWN (KSFY)

Fog/Mist

28.6 F

Humidity:	100%
Wind Speed:	0.0 mph
Barometer:	30.19 in
Dewpoint:	28.6 F
Visibility:	4.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Nov 7 2026, 03:35 AM CST

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▼Hourly Observation History — Lanark, 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)
03:35 AM CST	0.0	4.00	Fog/Mist	--	28.6	28.6	100%	NA	NA	30.19	1022.4
03:15 AM CST	0.0	3.00	Fog/Mist	--	28.6	28.4	99%	NA	NA	30.19	1022.4
02:55 AM CST	0.0	0.25	NULL	--	28.2	28.2	100%	NA	NA	30.19	1022.4
02:35 AM CST	0.0	0.25	Light Snow	--	28.6	28.4	99%	NA	NA	30.19	1022.4
01:55 AM CST	0.0	0.25	Snow	--	30.0	29.8	99%	NA	NA	30.20	1022.7
01:35 AM CST	0.0	0.50	Fog	--	29.5	28.8	97%	NA	NA	30.20	1022.7
12:35 AM CST	0.0	10.00	Clear	--	31.1	30.4	97%	NA	NA	30.21	1023.0
12:15 AM CST	0.0	10.00	Clear	--	30.9	30.2	97%	NA	NA	30.21	1023.0
11:55 PM CST	0.0	10.00	Clear	--	31.6	30.6	96%	NA	NA	30.21	1023.0
11:15 PM CST	0.0	10.00	Clear	--	32.0	31.1	96%	NA	NA	30.22	1023.4
10:55 PM CST	0.0	10.00	Clear	--	32.2	31.1	96%	NA	NA	30.22	1023.4
10:35 PM CST	0.0	10.00	Clear	--	31.5	30.0	94%	NA	NA	30.23	1023.7
10:15 PM CST		10.00	Clear	--	NULL		%	NA	NA		M
09:55 PM CST	0.0	10.00	NULL	--	31.8	29.7	92%	NA	NA	30.23	1023.7
09:15 PM CST	0.0	10.00	NULL	--	32.7	31.1	94%	NA	NA	30.25	1024.1
08:55 PM CST	0.0	10.00	Clear	--	32.5	30.7	93%	NA	NA	30.25	1024.1
08:35 PM CST	0.0	10.00	Clear	--	33.8	31.8	92%	NA	NA	30.25	1024.1
08:15 PM CST		10.00	Clear	--	NULL		%	NA	NA		M
07:35 PM CST	0.0	10.00	Clear	--	34.5	30.9	87%	NA	NA	30.25	1024.1
07:15 PM CST	0.0	10.00	Clear	--	37.6	32.0	80%	NA	NA	30.25	1024.1
06:35 PM CST	0.0	10.00	Clear	--	41.2	32.0	70%	NA	NA	30.23	1023.7
05:35 PM CST	4.7	10.00	Clear	--	41.9	30.7	64%	39.0	NA	30.21	1023.0
04:55 PM CST		10.00	Clear	--	NULL		%	NA	NA		M
04:35 PM CST	5.8	10.00	Clear	--	45.5	31.1	57%	42.4	NA	30.19	1022.4
03:35 PM CST	6.9	10.00	Clear	--	48.2	32.0	53%	45.1	NA	30.19	1022.4
02:35 PM CST	NW 5.8	10.00	Clear	--	48.7	32.2	53%	46.2	NA	30.19	1022.4
12:35 PM CST	6.9	10.00	Clear	--	48.0	32.0	54%	44.8	NA	30.20	1022.7
12:15 PM CST	9.2	10.00	Partly Cloudy	--	47.3	32.0	55%	43.0	NA	30.21	1023.0
11:55 AM CST		10.00	Partly Cloudy	--	NULL		%	NA	NA		M
11:35 AM CST	9.2	10.00	Partly Cloudy	--	46.2	32.0	57%	41.7	NA	30.22	1023.4
11:15 AM CST	NW 9.2	10.00	Clear	--	45.9	32.2	59%	41.2	NA	30.23	1023.7
10:15 AM CST	8.1	10.00	Partly Cloudy	--	42.8	32.0	65%	37.9	NA	30.23	1023.7
09:15 AM CST	10.3	10.00	NULL	--	40.5	31.8	71%	34.2	NA	30.22	1023.4
08:55 AM CST	9.2	10.00	NULL	--	39.6	32.0	74%	33.4	NA	30.22	1023.4
08:35 AM CST	G 17.2	10.00	Clear	--	38.7	32.0	77%	NA	NA	30.22	1023.4
08:15 AM CST	9.2	10.00	Clear	--	37.8	32.0	80%	31.3	NA	30.22	1023.4
07:55 AM CST		10.00	Clear	--	NULL		%	NA	NA		M
07:35 AM CST	6.9	10.00	Clear	--	36.0	32.0	85%	30.4	NA	30.21	1023.0
07:15 AM CST	6.9	10.00	Clear	--	35.2	32.0	88%	29.5	NA	30.21	1023.0
06:55 AM CST		10.00	Clear	--	NULL		%	NA	NA		M
06:35 AM CST	8.1	10.00	Clear	--	34.9	31.6	88%	28.4	NA	30.19	1022.4
05:55 AM CST	8.1	10.00	Clear	--	35.4	31.6	86%	28.9	NA	30.18	1022.0
05:35 AM CST	6.9	10.00	Clear	--	35.2	31.3	85%	29.5	NA	30.18	1022.0
05:15 AM CST	6.9	10.00	Clear	--	35.8	31.5	84%	30.0	NA	30.18	1022.0
04:55 AM CST	5.8	10.00	Clear	--	36.5	31.5	82%	31.6	NA	30.18	1022.0
04:35 AM CST	6.9	10.00	Clear	--	36.1	30.9	81%	30.6	NA	30.17	1021.7
03:55 AM CST	8.1	10.00	Clear	--	37.2	31.1	78%	31.1	NA	30.16	1021.3
03:35 AM CST	8.1	10.00	Partly Cloudy	--	38.1	31.3	76%	32.2	NA	30.15	1021.0
03:15 AM CST	9.2	10.00	Cloudy	--	39.6	32.0	74%	33.4	NA	30.14	1020.7
02:55 AM CST	11.4	10.00	Cloudy	--	40.5	32.0	72%	33.6	NA	30.14	1020.7
02:35 AM CST	9.2	10.00	Cloudy	--	41.0	32.4	71%	35.2	NA	30.13	1020.3
02:15 AM CST	8.1	10.00	Mostly Cloudy	--	41.5	32.9	71%	36.5	NA	30.13	1020.3
01:55 AM CST	9.2 G 16.1	10.00	Mostly Cloudy	--	41.9	32.4	69%	36.3	NA	30.12	1020.0
01:35 AM CST	11.4 G 17.2	10.00	Cloudy	--	42.8	33.8	70%	36.5	NA	30.12	1019.7
01:15 AM CST	10.3	10.00	Cloudy	--	43.2	35.6	74%	37.4	NA	30.12	1019.7
12:15 AM CST	10.3	10.00	Cloudy	--	45.5	38.3	76%	40.3	NA	30.08	1018.6
11:55 PM CST	6.9	10.00	Cloudy	--	45.5	38.3	76%	41.7	NA	30.08	1018.6
11:35 PM CST	6.9	10.00	Cloudy	--	45.5	38.5	76%	41.7	NA	30.07	1018.3
10:35 PM CST	8.1	10.00	Cloudy	--	46.0	41.5	84%	41.9	NA	30.05	1017.6
10:15 PM CST	5.8	10.00	Cloudy	--	46.0	41.9	85%	43.0	NA	30.05	1017.6
09:55 PM CST	13.9	10.00	Cloudy	00.01	46.4	42.4	86%	40.3	NA	30.04	1017.3
09:35 PM CST		10.00	Cloudy	--	NULL		%	NA	NA		M
08:35 PM CST	12.8	7.00	Light Drizzle	--	47.3	44.8	91%	41.7	NA	30.01	1016.3
08:15 PM CST	G 20.8	5.00	Drizzle	--	47.7	44.8	90%	NA	NA	30.00	1015.9
07:35 PM CST	6.9	10.00	Cloudy	--	50.0	45.7	85%	NA	NA	29.98	1015.2
06:35 PM CST	4.7	10.00	Cloudy	--	49.6	46.8	90%	48.0	NA	29.95	1014.2
05:55 PM CST		10.00	Cloudy	--	NULL		%	NA	NA		M
05:35 PM CST	6.9	10.00	Cloudy	--	49.6	47.5	92%	46.8	NA	29.91	1012.9
05:15 PM CST	12.8 G 19.7	5.00	Drizzle	--	50.4	47.8	91%	NA	NA	29.90	1012.5
04:35 PM CST	10.3	10.00	Cloudy	--	52.7	47.8	83%	NA	NA	29.87	1011.5
03:55 PM CST	6.9	10.00	NULL	--	53.2	48.6	84%	NA	NA	29.85	1010.8
03:35 PM CST		10.00	Cloudy	--	NULL		%	NA	NA		M