Harlan, IA Current Weather Conditions

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

▼Current Conditions — Harlan, IA

DENISON (KDNS)

NULL

66.2 F

Humidity:	100%
Wind Speed:	S 11.4 G 18.3 mph
Barometer:	29.76 in
Dewpoint:	66.2 F
Visibility:	NULL mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

May 17 2026, 12:55 AM CDT

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▼Hourly Observation History — Harlan, IA

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)
12:55 AM CDT	S 11.4 G 18.3	NULL	NULL	--	66.2	66.2	100%	NA	NA	29.76	1007.8
12:35 AM CDT	S 12.8 G 18.3	NULL	Light Rain	--	66.2	66.2	100%	NA	NA	29.76	1007.8
12:15 AM CDT	G 18.3	NULL	NULL	--	68.0		%	NA	NA	29.77	1008.1
11:55 PM CDT	SE 15.0	NULL	NULL	--	68.0		%	NA	NA	29.76	1007.8
11:35 PM CDT	SE 9.2	NULL	Cloudy	--	68.0	62.6	83%	NA	NA	29.75	1007.5
11:15 PM CDT		NULL	Mostly Cloudy	--	69.8	57.2	64%	NA	NA	29.72	1006.4
10:55 PM CDT	E 13.9	NULL	Clear	--	69.8	51.8	53%	NA	NA	29.72	1006.4
10:35 PM CDT	E 12.8	NULL	NULL	--	69.8	51.8	53%	NA	NA	29.74	1007.1
09:55 PM CDT	NE 11.4 G 20.8	NULL	Partly Cloudy	--	69.8	50.0	49%	NA	NA	29.73	1006.8
09:35 PM CDT	13.9	NULL	Cloudy	--	71.6	50.0	46%	NA	70.7	29.75	1007.5
09:15 PM CDT	15.0 G 23.0	NULL	Cloudy	--	71.6	48.2	43%	NA	70.5	29.75	1007.5
08:55 PM CDT	NE 13.9	NULL	Partly Cloudy	--	71.6	50.0	46%	NA	70.7	29.74	1007.1
08:35 PM CDT	18.3	NULL	Mostly Cloudy	--	73.4	53.6	50%	NA	72.9	29.74	1007.1
08:15 PM CDT	G 26.4	NULL	Partly Cloudy	--	75.2	53.6	47%	NA	74.7	29.75	1007.5
07:55 PM CDT	16.1 G 21.9	NULL	Mostly Clear	--	75.2	53.6	47%	NA	74.7	29.75	1007.5
07:35 PM CDT	13.9 G 20.8	NULL	Mostly Cloudy	--	75.2	55.4	50%	NA	74.8	29.76	1007.8
07:15 PM CDT	16.1 G 23.0	NULL	Partly Cloudy	--	75.2	55.4	50%	NA	74.8	29.75	1007.5
06:55 PM CDT	15.0 G 23.0	NULL	Mostly Cloudy	--	75.2	55.4	50%	NA	74.8	29.76	1007.8
06:35 PM CDT	13.9 G 23.0	NULL	Cloudy	--	77.0	53.6	44%	NA	76.5	29.76	1007.8
06:15 PM CDT	10.3 G 24.2	NULL	Mostly Cloudy	--	77.0	53.6	44%	NA	76.5	29.76	1007.8
05:55 PM CDT	12.8	NULL	Clear	--	78.8	53.6	42%	NA	78.3	29.76	1007.8
05:35 PM CDT	16.1 G 24.2	NULL	Clear	--	78.8	57.2	48%	NA	78.6	29.75	1007.5
05:15 PM CDT	16.1 G 23.0	NULL	Mostly Clear	--	78.8	59.0	51%	NA	78.8	29.76	1007.8
04:35 PM CDT		NULL	Clear	--	78.8	59.0	51%	NA	78.8	29.78	1008.5
04:15 PM CDT	E 12.8 G 20.8	NULL	Clear	--	78.8	59.0	51%	NA	78.8	29.78	1008.5
03:55 PM CDT	E 13.9 G 24.2	NULL	Clear	--	78.8	59.0	51%	NA	78.8	29.79	1008.8
03:35 PM CDT	15.0 G 20.8	NULL	Clear	--	78.8	59.0	51%	NA	78.8	29.79	1008.8
03:15 PM CDT	16.1 G 21.9	NULL	Clear	--	80.6	59.0	48%	NA	81.1	29.81	1009.2
02:55 PM CDT		NULL	Clear	--	78.8	59.0	51%	NA	78.8	29.81	1009.5
02:35 PM CDT	16.1	NULL	Clear	--	77.0	57.2	50%	NA	76.8	29.82	1009.8
02:15 PM CDT		NULL	Clear	--	77.0	57.2	50%	NA	76.8	29.82	1009.8
01:55 PM CDT	G 24.2	NULL	Clear	--	77.0	55.4	47%	NA	76.6	29.83	1010.2
01:35 PM CDT	15.0	NULL	Clear	--	77.0	53.6	44%	NA	76.5	29.84	1010.5
01:15 PM CDT	E 12.8 G 19.7	NULL	Clear	--	77.0	55.4	47%	NA	76.6	29.85	1010.8
12:55 PM CDT	12.8 G 19.7	NULL	Clear	--	77.0	53.6	44%	NA	76.5	29.84	1010.5
12:15 PM CDT	15.0 G 21.9	NULL	Clear	--	77.0	55.4	47%	NA	76.6	29.85	1010.8
11:55 AM CDT	15.0	NULL	Clear	--	77.0	55.4	47%	NA	76.6	29.84	1010.5
11:35 AM CDT	12.8 G 24.2	NULL	Clear	--	77.0	53.6	44%	NA	76.5	29.85	1010.8
11:15 AM CDT	12.8 G 20.8	NULL	Clear	--	77.0	59.0	54%	NA	77.0	29.84	1010.5
10:55 AM CDT	NE 9.2 G 18.3	NULL	Clear	--	73.4	60.8	65%	NA	73.4	29.85	1010.8
10:35 AM CDT	11.4 G 18.3	NULL	Clear	--	73.4	60.8	65%	NA	73.4	29.85	1010.8
10:15 AM CDT	11.4	NULL	Clear	--	73.4	62.6	69%	NA	73.8	29.85	1010.8
09:55 AM CDT	12.8	NULL	Clear	--	71.6	60.8	69%	NA	71.8	29.85	1010.8
09:35 AM CDT	NE 10.3	NULL	Clear	--	71.6	62.6	73%	NA	72.0	29.84	1010.5
09:10 AM CDT	9.2	NULL	Clear	--	68.0	62.6	83%	NA	NA	29.83	1010.2
08:55 AM CDT	8.1	NULL	Clear	--	68.0	62.6	83%	NA	NA	29.84	1010.5
08:35 AM CDT	8.1 G 13.9	NULL	Clear	--	66.2	62.6	88%	NA	NA	29.82	1009.8
08:15 AM CDT	6.9	NULL	NULL	--	64.4		%	NA	NA	29.83	1010.2
07:55 AM CDT	8.1	NULL	NULL	--	62.6		%	NA	NA	29.82	1009.8
07:15 AM CDT	0.0	NULL	NULL	--	55.4	55.4	100%	NA	NA	29.81	1009.5
06:55 AM CDT	3.4	NULL	NULL	--	55.4	55.4	100%	NA	NA	29.81	1009.2
06:35 AM CDT	0.0	NULL	NULL	--	53.6	53.6	100%	NA	NA	29.81	1009.2
06:15 AM CDT	0.0	NULL	NULL	--	53.6	53.6	100%	NA	NA	29.81	1009.2
05:55 AM CDT	0.0	NULL	NULL	--	53.6	53.6	100%	NA	NA	29.79	1008.8
05:35 AM CDT	0.0	NULL	NULL	--	55.4	55.4	100%	NA	NA	29.79	1008.8
05:15 AM CDT	8.1	NULL	NULL	--	57.2	55.4	94%	NA	NA	29.79	1008.8
04:55 AM CDT	0.0	NULL	NULL	--	55.4	55.4	100%	NA	NA	29.78	1008.5
04:35 AM CDT	0.0	NULL	Clear	--	57.2	53.6	88%	NA	NA	29.78	1008.5
04:15 AM CDT	NE 4.7	NULL	Clear	--	59.0	53.6	82%	NA	NA	29.76	1007.8
03:55 AM CDT	3.4	NULL	Clear	--	60.8	51.8	72%	NA	NA	29.76	1007.8
03:35 AM CDT	NE 4.7	NULL	NULL	--	60.8	51.8	72%	NA	NA	29.76	1007.8
03:15 AM CDT	E 6.9	NULL	Clear	--	60.8	51.8	72%	NA	NA	29.74	1007.1
02:35 AM CDT	8.1	NULL	Clear	--	64.4	50.0	60%	NA	NA	29.74	1007.1
02:15 AM CDT	NE 5.8 G 12.8	NULL	Clear	--	64.4	50.0	60%	NA	NA	29.75	1007.5
01:55 AM CDT	E 8.1	NULL	Clear	--	66.2	48.2	52%	NA	NA	29.75	1007.5
01:15 AM CDT	NE 8.1	NULL	NULL	--	69.8	48.2	46%	NA	NA	29.77	1008.1
12:55 AM CDT	NE 10.3	NULL	NULL	--	69.8	50.0	49%	NA	NA	29.76	1007.8
12:35 AM CDT		NULL	Clear	--	NULL		%	NA	NA		M
12:15 AM CDT	13.9 G 20.8	NULL	Partly Cloudy	--	71.6	53.6	53%	NA	70.9	29.75	1007.5
11:55 PM CDT	10.3	NULL	Mostly Cloudy	--	71.6	60.8	69%	NA	71.8	29.75	1007.5
11:35 PM CDT	6.9	NULL	NULL	--	68.0		%	NA	NA	29.73	1006.8
11:15 PM CDT	0.0	NULL	Mostly Cloudy	--	68.0		%	NA	NA	29.74	1007.1