Chicago Weather O'Hare Data February 17 2015

D a t e	Time (cst)	Wind (mph)	Vis. (mi.)	Weather	Sky Cond.	Temperature (ºF)				Relative Humidity	Wind Chill (°F)	Heat Index (°F)	Pressure		Precipitation (in.)
						Air	Dwpt	6 hour					altimeter (in)	sea level (mb)	1 hr	3 hr	6 hr
								Max.

17	23:51	W 15	10.00	Mostly Cloudy	SCT110 BKN250	8	-2	15	8	63%	-9	NA	29.86	1012.5
17	22:51	W 17	10.00	Overcast	FEW030 FEW075 BKN110 OVC130	10	-1			61%	-8	NA	29.88	1013.0
17	21:51	W 15	10.00	Mostly Cloudy	FEW040 SCT120 BKN150	11	-1			58%	-5	NA	29.89	1013.4
17	20:51	W 14 G 21	10.00	Mostly Cloudy	FEW038 SCT120 BKN150	12	-0			58%	-4	NA	29.88	1013.0
17	19:51	W 13	10.00	Partly Cloudy	SCT036	13	1			59%	-2	NA	29.87	1012.8
17	18:51	W 10	10.00	Partly Cloudy	FEW025 SCT032 SCT040	14	3			61%	1	NA	29.88	1013.2
17	17:51	W 12	9.00	Mostly Cloudy	SCT030 BKN041	15	6	18	15	67%	1	NA	29.88	1013.2
17	16:51	W 14	10.00	Mostly Cloudy	BKN039	16	4			59%	2	NA	29.87	1012.8
17	15:51	W 16 G 23	10.00	Mostly Cloudy	BKN037	17	4			56%	2	NA	29.88	1013.1
17	14:51	W 15	10.00	Mostly Cloudy	BKN036	18	3			52%	4	NA	29.88	1013.1
17	13:51	NW 14	10.00	Overcast	OVC033	17	4			56%	3	NA	29.89	1013.3
17	12:51	W 16	10.00	Overcast	BKN028 OVC034	17	6			62%	2	NA	29.90	1013.6
17	11:51	NW 8 G 18	10.00	Overcast	OVC033	18	8	19	16	65%	8	NA	29.92	1014.4
17	10:51	N 13	7.00	Overcast	SCT025 OVC035	18	8			65%	5	NA	29.93	1014.8
17	09:51	N 13	4.00	Light Snow	BKN019 BKN029 OVC040	17	11			77%	3	NA	29.93	1014.7
17	08:51	W 13	7.00	Light Snow	FEW017 OVC042	18	11			74%	5	NA	29.93	1014.7
17	07:51	W 9	3.00	Light Snow	BKN016 OVC042	17	13			84%	6	NA	29.93	1014.6
17	06:51	W 10	7.00	Light Snow	SCT018 OVC042	17	12			80%	5	NA	29.93	1014.6

17	05:51	WSW 10	8.00	Light Snow	OVC043	16	11			81%	4	NA	29.95	???
17	04:51	W 9	8.00	Light Snow	OVC044	16	10			77%	4	NA	29.95	???
17	03:51	W 9	9.00	Overcast	FEW028 OVC042	15	9			77%	3	NA	29.95	???
17	02:51	W 9	10.00	Overcast	OVC042	15	7			70%	3	NA	29.96	???
17	01:51	WSW 9	10.00	Overcast	OVC044	15	6			68%	3	NA	29.98	???
17	00:51	W 10	10.00	Overcast	OVC042	15	6			68%	2	NA	30.00	???

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