Chicago Weather O'Hare Data October 31 2014 -- First Time for Measurable Snow (.01") on Halloween

31	23:51	N 16 G 24	10.00	Light Snow	OVC039	35	21			57%	25	NA	30.34	1028.0
31	22:51	N 16	9.00	Light Snow	BKN038 OVC048	34	24			67%	24	NA	30.34	1028.0	0.01
31	21:51	N 18	9.00	Light Snow	BKN038 OVC050	36	21			55%	26	NA	30.34	1028.1
31	20:51	N 24 G 33	9.00	Light Snow and Breezy	OVC045	36	19			50%	24	NA	30.32	1027.3
31	19:51	N 22 G 32	10.00	Overcast and Breezy	FEW038 BKN049 OVC060	37	20			50%	26	NA	30.32	1027.3
31	18:51	N 25 G 35	10.00	Overcast and Breezy	BKN043 OVC050	37	19	41	37	48%	25	NA	30.30	1026.7
31	17:51	N 25 G 37	10.00	Overcast and Breezy	OVC045	38	19			46%	27	NA	30.28	1026.1
31	16:51	N 29 G 38	10.00	Overcast and Windy	BKN045 OVC050	38	20			48%	26	NA	30.25	1024.8
31	15:51	N 29 G 37	10.00	Overcast and Windy	OVC043	39	21			48%	27	NA	30.22	1023.7
31	14:51	N 26 G 37	10.00	Overcast and Windy	OVC041	39	23			53%	28	NA	30.19	1022.8
31	13:51	N 33 G 47	10.00	Mostly Cloudy and Windy	BKN041	40	23			51%	28	NA	30.17	1022.0
31	12:51	N 32 G 43	10.00	Mostly Cloudy and Windy	BKN039 BKN060	41	24	41	33	51%	29	NA	30.15	1021.3			0.02
31	11:51	NW 29 G 41	10.00	Overcast and Windy	BKN037 OVC044	37	24			59%	25	NA	30.15	1021.5
31	10:51	N 30 G 43	10.00	Overcast and Windy	FEW024 BKN043 OVC100	37	25			62%	24	NA	30.15	1021.3
31	09:51	N 26 G 35	10.00	Mostly Cloudy and Windy	FEW028 BKN034 BKN046 BKN140	39	28			65%	28	NA	30.12	1020.4		0.02
31	08:51	N 20 G 30	10.00	Mostly Cloudy	FEW020 BKN030 BKN130	37	31			79%	27	NA	30.11	1020.1
31	07:51	NW 17	7.00	Light Snow	BKN016 OVC021	34	31			89%	23	NA	30.10	1019.8	0.02
31	06:51	NW 23 G 29	10.00	Mostly Cloudy and Breezy	BKN030 BKN090	36	26	47	36	67%	24	NA	30.08	1019.0
31	05:51	NW 25 G 31	10.00	Overcast and Breezy	SCT028 BKN035 OVC080	39	28			65%	28	NA	30.06	1018.2
31	04:51	N 15 G 22	10.00	Overcast	FEW025 OVC060	42	31			65%	34	NA	30.04	1017.4
31	03:51	NW 17	10.00	Light Rain	OVC048	43	36			76%	35	NA	30.03	1017.1
31	02:51	N 22 G 28	10.00	Light Rain and Breezy	BKN025 OVC030	44	33			65%	35	NA	30.03	1017.0
31	01:51	NW 10	10.00	Overcast	OVC041	47	36			66%	42	NA	30.01	1016.6
31	00:51	W 9	10.00	Overcast	BKN044 OVC060	47	36	48	45	66%	43	NA	30.02	1016.7

CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS

Chicago Weather O'Hare Data October 30 2014

30	23:51	W 7	10.00	Overcast	FEW050 OVC110	46	36			68%	42	NA	30.03	1017.1
30	22:51	W 7	10.00	Overcast	OVC100	46	36			68%	42	NA	30.04	1017.6
30	21:51	W 6	10.00	Overcast	SCT120 OVC140	46	36			68%	43	NA	30.05	1017.8
30	20:51	W 6	10.00	Mostly Cloudy	FEW080 SCT110 BKN130 BKN250	46	36			68%	43	NA	30.04	1017.7
30	19:51	W 6	10.00	Overcast	OVC080	48	36			63%	45	NA	30.05	1018.1
30	18:51	W 5	10.00	Overcast	OVC060	48	36	51	48	63%	46	NA	30.06	1018.3
30	17:51	SW 8	10.00	Overcast	OVC075	49	35			59%	46	NA	30.06	1018.3
30	16:51	W 7	10.00	Overcast	BKN110 OVC250	50	35			57%	47	NA	30.05	1018.0
30	15:51	W 7	10.00	Overcast	SCT060 OVC100	50	35			57%	47	NA	30.05	1017.9
30	14:51	W 12	10.00	Overcast	SCT039 BKN075 BKN120 OVC250	50	34			54%	45	NA	30.05	1018.1
30	13:51	SW 10	10.00	Overcast	SCT080 BKN095 OVC250	49	34			56%	45	NA	30.07	1018.5
30	12:51	SW 12 G 18	10.00	Overcast	FEW100 SCT120 OVC250	49	34	49	34	56%	44	NA	30.09	1019.2
30	11:51	SW 9	10.00	Overcast	BKN120 OVC250	49	34			56%	45	NA	30.11	1020.0
30	10:51	SW 9	10.00	Mostly Cloudy	FEW130 BKN250	47	34			61%	43	NA	30.12	1020.4
30	09:51	SW 7	10.00	Mostly Cloudy	FEW130 BKN250	42	34			73%	38	NA	30.13	1020.7
30	08:51	SW 3	10.00	Mostly Cloudy	SCT140 BKN250	39	33			79%	NA	NA	30.14	1021.0
30	07:51	Calm	10.00	Mostly Cloudy	SCT160 BKN250	34	31			89%	NA	NA	30.13	1020.9
30	06:51	Calm	10.00	Mostly Cloudy	BKN180	35	31	38	32	85%	NA	NA	30.13	1020.8
30	05:51	Calm	10.00	Partly Cloudy	SCT250	34	31			89%	NA	NA	30.13	1020.9
30	04:51	Calm	10.00	A Few Clouds	FEW250	35	30			82%	NA	NA	30.13	1020.6
30	03:51	Calm	10.00	A Few Clouds	FEW250	36	31			82%	NA	NA	30.13	1020.7
30	02:51	Calm	10.00	Mostly Cloudy	BKN230	37	31			79%	NA	NA	30.13	1020.8
30	01:51	W 3	10.00	A Few Clouds	FEW250	37	31			79%	NA	NA	30.13	1020.8
30	00:51	W 5	10.00	Fair	CLR	37	31	47	36	79%	33	NA	30.13	1020.8

CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS

Chicago Weather O'Hare Data October 29 2014

29	23:51	W 5	10.00	Fair	CLR	38	32			79%	34	NA	30.13	1020.6
29	22:51	W 3	10.00	Fair	CLR	40	32			73%	NA	NA	30.13	1020.7
29	21:51	Calm	10.00	A Few Clouds	FEW046	41	32			70%	NA	NA	30.14	1020.9
29	20:51	N 5	10.00	Partly Cloudy	SCT044	42	31			65%	39	NA	30.13	1020.7
29	19:51	NW 5	10.00	Mostly Cloudy	BKN046	42	31			65%	39	NA	30.13	1020.6
29	18:51	NW 8	10.00	Mostly Cloudy	BKN046	47	31	49	46	54%	43	NA	30.12	1020.4
29	17:51	NW 6	10.00	Mostly Cloudy	BKN045	47	31			54%	44	NA	30.11	1020.0
29	16:51	W 12	10.00	Mostly Cloudy	BKN044	47	31			54%	42	NA	30.10	1019.5
29	15:51	W 9	10.00	Mostly Cloudy	BKN044	48	32			54%	44	NA	30.09	1019.2
29	14:51	NW 13	10.00	Overcast	OVC043	47	32			56%	41	NA	30.08	1019.1
29	13:51	W 12	10.00	Overcast	OVC038	46	32			58%	40	NA	30.08	1018.9
29	12:51	W 9	10.00	Overcast	OVC039	46	32	47	44	58%	41	NA	30.07	1018.7
29	11:51	NW 12	10.00	Overcast	OVC035	46	31			56%	40	NA	30.08	1018.7
29	10:51	W 13	10.00	Overcast	OVC041	46	31			56%	40	NA	30.06	1018.1
29	09:51	W 16	10.00	Overcast	OVC038	45	30			56%	38	NA	30.05	1017.8
29	08:51	W 16	10.00	Overcast	OVC034	44	30			58%	37	NA	30.04	1017.6
29	07:51	W 10	10.00	Overcast	OVC035	44	31			60%	39	NA	30.02	1016.8
29	06:51	W 12	10.00	Mostly Cloudy	BKN041	44	30	46	44	58%	38	NA	30.01	1016.3

Complete data coming soon.

CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS