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

73.4 F

Humidity:	100%
Wind Speed:	SW 5.8 mph
Barometer:	29.89 in
Dewpoint:	73.4 F
Visibility:	NULL mi
Precip:	--
Heat Index:	75.2 F
Wind Chill:	NA

Jun 8 2026, 09:35 AM CDT

Alert Subscriptions

Severe Weather

Tornado, flood & storm warnings

Observations

Station conditions & threshold alerts

Daily Forecast

Morning summary delivered daily

Lightning

Real-time strike alerts

▼State Weather Snapshot — Iowa

Temperature

Dewpoint

Wind Speed

Full Interactive Observation Map →

▼Radar — Iowa

Loading radar…

Active Alerts Lightning

Full Interactive Radar Map →

▼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)
09:35 AM CDT	SW 5.8	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.89	1012.2
09:15 AM CDT	S 5.8	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.88	1011.9
08:55 AM CDT	S 8.1	NULL	Cloudy	--	73.4	73.4	100%	NA	75.2	29.88	1011.9
08:35 AM CDT	S 11.4	NULL	Cloudy	--	71.6	71.6	100%	NA	73.2	29.87	1011.5
08:15 AM CDT	G 15.0	NULL	Cloudy	--	NULL		%	NA	NA		M
07:55 AM CDT	9.2	NULL	Cloudy	--	71.6	71.6	100%	NA	73.2	29.85	1010.8
07:35 AM CDT	9.2	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.85	1010.8
07:15 AM CDT	SE 8.1	NULL	Cloudy	--	69.8	69.8	100%	NA	NA	29.84	1010.5
06:55 AM CDT	6.9	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.85	1010.8
06:35 AM CDT	SE 6.9	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.83	1010.2
06:15 AM CDT	SE 8.1	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.82	1009.8
05:55 AM CDT	SE 9.2	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.82	1009.8
05:35 AM CDT	SE 6.9	NULL	Cloudy	--	69.8	69.8	100%	NA	NA	29.81	1009.5
05:15 AM CDT	SE 6.9	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.81	1009.5
04:55 AM CDT	SE 5.8	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.81	1009.5
04:15 AM CDT	SE 6.9	NULL	NULL	--	68.0	68.0	100%	NA	NA	29.79	1008.8
03:55 AM CDT	SE 5.8	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.81	1009.2
03:35 AM CDT	SE 4.7	NULL	Mostly Cloudy	--	69.8	69.8	100%	NA	NA	29.81	1009.2
03:15 AM CDT	6.9	NULL	Cloudy	--	71.6	71.6	100%	NA	73.2	29.81	1009.2
02:55 AM CDT	SE 5.8	NULL	Cloudy	--	69.8	69.8	100%	NA	NA	29.81	1009.5
02:35 AM CDT	SE 6.9	NULL	Cloudy	--	71.6	71.6	100%	NA	73.2	29.81	1009.2
02:15 AM CDT	SE 8.1	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.2
01:55 AM CDT	8.1	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.5
01:35 AM CDT	6.9	NULL	Mostly Cloudy	--	71.6	71.6	100%	NA	73.2	29.81	1009.5
01:15 AM CDT	SE 6.9	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.5
12:55 AM CDT	SE 5.8 G 11.4	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.5
12:35 AM CDT	SE 9.2	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.5
12:15 AM CDT	9.2	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.82	1009.8
11:55 PM CDT	SE 6.9	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.5
11:35 PM CDT	SE 4.7	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.82	1009.8
11:15 PM CDT	SE 6.9	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.5
10:55 PM CDT	SE 9.2 G 16.1	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.5
10:35 PM CDT	SE 9.2	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.2
10:15 PM CDT	G 16.1	NULL	NULL	--	NULL		%	NA	NA		M
09:55 PM CDT		NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.79	1008.8
09:35 PM CDT	SE 11.4	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.79	1008.8
09:15 PM CDT	SE 13.9 G 20.8	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.78	1008.5
08:55 PM CDT	9.2 G 17.2	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.78	1008.5
08:35 PM CDT	SE 12.8	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.77	1008.1
08:15 PM CDT	SE 12.8	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.76	1007.8
07:55 PM CDT	SE 13.9 G 20.8	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.76	1007.8
07:35 PM CDT	SE 11.4	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.77	1008.1
07:15 PM CDT	13.9	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.77	1008.1
06:55 PM CDT	11.4	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.76	1007.8
06:35 PM CDT	SE 12.8	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.76	1007.8
06:15 PM CDT	11.4 G 17.2	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.77	1008.1
05:55 PM CDT	SE 13.9 G 20.8	NULL	NULL	--	75.2	75.2	100%	NA	77.2	29.75	1007.5
05:15 PM CDT	G 15.0	NULL	NULL	--	NULL		%	NA	NA		M
04:55 PM CDT	9.2	NULL	NULL	--	69.8	69.8	100%	NA	NA	29.78	1008.5
04:35 PM CDT	9.2 G 20.8	NULL	Light Rain	--	69.8	69.8	100%	NA	NA	29.81	1009.2
04:15 PM CDT	SE 9.2	NULL	NULL	--	73.4	73.4	100%	NA	75.2	29.79	1008.8
03:55 PM CDT	SE 6.9	NULL	Light Rain	--	NULL	71.6	%	NA	NA	29.78	1008.5
03:35 PM CDT	11.4 G 21.9	NULL	NULL	--	71.6	71.6	100%	NA	73.2	29.81	1009.2
03:15 PM CDT	11.4 G 18.3	NULL	NULL	--	75.2	75.2	100%	NA	77.2	29.79	1008.8
02:55 PM CDT	12.8 G 19.7	NULL	Mostly Clear	--	78.8	71.6	79%	NA	81.7	29.79	1008.8
02:35 PM CDT	12.8 G 20.8	NULL	Mostly Clear	--	80.6	69.8	70%	NA	83.8	29.81	1009.2
02:15 PM CDT	9.2 G 18.3	NULL	Mostly Clear	--	80.6	71.6	74%	NA	84.6	29.81	1009.2
01:55 PM CDT	SE 11.4 G 18.3	NULL	Partly Cloudy	--	80.6	71.6	74%	NA	84.6	29.81	1009.5
01:35 PM CDT	16.1	NULL	Mostly Cloudy	--	80.6	71.6	74%	NA	84.6	29.82	1009.8
01:15 PM CDT		NULL	Mostly Cloudy	--	NULL		%	NA	NA		M
12:55 PM CDT	15.0 G 24.2	NULL	Mostly Cloudy	--	78.8	73.4	84%	NA	82.0	29.83	1010.2
12:35 PM CDT	13.9 G 21.9	NULL	NULL	--	75.2	75.2	100%	NA	77.2	29.84	1010.5
11:55 AM CDT	S 13.9	NULL	NULL	--	75.2	75.2	100%	NA	77.2	29.84	1010.5
11:35 AM CDT	13.9 G 20.8	NULL	NULL	--	75.2	73.4	94%	NA	76.8	29.84	1010.5
11:15 AM CDT	12.8	NULL	Mostly Cloudy	--	75.2	75.2	100%	NA	77.2	29.84	1010.5
10:55 AM CDT	9.2	NULL	Mostly Cloudy	--	75.2	75.2	100%	NA	77.2	29.84	1010.5
10:35 AM CDT	11.4	NULL	NULL	--	75.2	75.2	100%	NA	77.2	29.85	1010.8
10:15 AM CDT	S 13.9	NULL	Mostly Cloudy	--	75.2	75.2	100%	NA	77.2	29.86	1011.2
09:55 AM CDT	10.3 G 16.1	NULL	Cloudy	--	75.2	75.2	100%	NA	77.2	29.86	1011.2
09:35 AM CDT	S 8.1	NULL	Mostly Cloudy	--	75.2	75.2	100%	NA	77.2	29.86	1011.2
09:15 AM CDT	S 10.3	NULL	Mostly Cloudy	--	73.4	73.4	100%	NA	75.2	29.86	1011.2
08:55 AM CDT	9.2	NULL	Mostly Cloudy	--	71.6	71.6	100%	NA	73.2	29.86	1011.2