Chicago Weather O'Hare Data Wednesday, September 30 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.

30	23:51	E 16 G 23	10.00	Mostly Cloudy	BKN047	56	43			62%	NA	NA	30.25	1024.3
30	22:51	E 16	10.00	Mostly Cloudy	BKN048	58	42			56%	NA	NA	30.24	1023.9
30	21:51	N 9 G 17	10.00	Mostly Cloudy	BKN047	53	45			74%	NA	NA	30.23	1023.8
30	20:51	N 9	10.00	Mostly Cloudy	BKN046	53	45			74%	NA	NA	30.23	1023.6
30	19:51	N 10	10.00	A Few Clouds	FEW036	54	44			69%	NA	NA	30.22	1023.6
30	18:51	NE 14	10.00	A Few Clouds	FEW036	55	43	61	55	64%	NA	NA	30.22	1023.4
30	17:51	NE 20 G 28	10.00	Partly Cloudy	SCT036	57	42			58%	NA	NA	30.22	1023.3
30	16:51	NE 18 G 29	10.00	Partly Cloudy	SCT036	58	42			56%	NA	NA	30.21	1022.9
30	15:51	NE 22 G 29	10.00	Partly Cloudy and Breezy	SCT036	59	42			54%	NA	NA	30.21	1023.0
30	14:51	NE 22 G 29	10.00	A Few Clouds and Breezy	FEW040	60	41			50%	NA	NA	30.21	1023.2
30	13:51	N 23	10.00	A Few Clouds and Breezy	FEW039	60	41			50%	NA	NA	30.22	1023.4
30	12:51	NE 18 G 26	10.00	Partly Cloudy	SCT039	60	41	61	53	50%	NA	NA	30.23	1023.7
30	11:51	NE 17	10.00	Mostly Cloudy	BKN038	60	42			52%	NA	NA	30.23	1023.7
30	10:51	NE 20 G 24	10.00	Mostly Cloudy	BKN039	60	43			53%	NA	NA	30.23	1023.6
30	09:51	NE 22 G 28	10.00	Mostly Cloudy and Breezy	BKN037	59	43			56%	NA	NA	30.22	1023.4
30	08:51	NE 20 G 26	10.00	Mostly Cloudy	BKN035	58	44			60%	NA	NA	30.21	1023.0
30	07:51	NE 12	10.00	Partly Cloudy	SCT037	55	45			69%	NA	NA	30.19	1022.4
30	06:51	NE 10	10.00	Mostly Cloudy	BKN037	54	44	56	53	69%	NA	NA	30.18	1021.9
30	05:51	NE 13 G 24	10.00	Mostly Cloudy	BKN037	54	43			67%	NA	NA	30.16	1021.3
30	04:51	NE 9	10.00	Mostly Cloudy	BKN036	54	43			67%	NA	NA	30.15	1021.0
30	03:51	NE 14	10.00	Partly Cloudy	SCT034	54	44			69%	NA	NA	30.14	1020.6
30	02:51	NE 12	10.00	A Few Clouds	FEW033	54	44			69%	NA	NA	30.13	1020.5
30	01:51	NE 13	10.00	Partly Cloudy	SCT035	55	45			69%	NA	NA	30.14	1020.4
30	00:51	NE 16	10.00	Partly Cloudy	SCT033	56	46	57	55	70%	NA	NA	30.13	1020.3

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

Chicago Weather O'Hare Data Monday, September 29 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.

29	23:51	NE 16 G 23	10.00	A Few Clouds	FEW030 FEW250	56	46			70%	NA	NA	30.13	1020.3
29	22:51	N 15 G 21	10.00	Partly Cloudy	FEW030 SCT250	55	47			74%	NA	NA	30.13	1020.4
29	21:51	N 15 G 24	10.00	Mostly Cloudy	FEW025 BKN250	55	46			72%	NA	NA	30.13	1020.5
29	20:51	N 14 G 24	10.00	Mostly Cloudy	FEW130 BKN250	55	47			74%	NA	NA	30.13	1020.3
29	19:51	N 17 G 26	10.00	Mostly Cloudy	FEW020 FEW130 BKN250	56	48			75%	NA	NA	30.11	1019.5
29	18:51	N 18 G 26	10.00	Mostly Cloudy	FEW020 FEW100 SCT130 BKN250	57	48	61	57	72%	NA	NA	30.09	1018.8
29	17:51	N 18 G 30	10.00	Mostly Cloudy	FEW020 SCT095 SCT130 BKN250	58	49			72%	NA	NA	30.07	1018.1
29	16:51	N 21 G 30	10.00	Overcast and Breezy	FEW019 SCT100 BKN130 OVC250	60	52			75%	NA	NA	30.06	1017.8
29	15:51	N 21 G 29	10.00	Overcast and Breezy	SCT019 OVC100	60	54			80%	NA	NA	30.05	1017.5
29	14:51	N 18 G 23	10.00	Overcast	SCT017 OVC100	60	55			84%	NA	NA	30.05	1017.3
29	13:51	N 18	10.00	Overcast	FEW010 BKN018 OVC080	60	56			86%	NA	NA	30.05	1017.5
29	12:51	NE 16 G 24	10.00	Overcast	BKN013 BKN019 OVC085	61	57	63	58	87%	NA	NA	30.06	1017.6			0.40
29	11:51	N 14	6.00	Light Rain Fog/Mist	FEW012 BKN018 OVC050	59	57			93%	NA	NA	30.06	1017.6	0.14
29	10:51	N 18	2.50	Rain Fog/Mist	OVC010	58	56			93%	NA	NA	30.06	1017.7	0.23
29	09:51	N 20	5.00	Light Rain Fog/Mist	OVC012	59	57			93%	NA	NA	30.06	1017.5		0.03
29	08:51	N 17	6.00	Light Rain Fog/Mist	OVC011	59	56			90%	NA	NA	30.03	1016.7	0.03
29	07:51	N 21 G 29	9.00	Light Rain and Breezy	OVC008	61	57			87%	NA	NA	30.00	1015.5
29	06:51	N 15 G 24	8.00	Overcast	OVC005	63	60	68	63	90%	NA	NA	29.97	1014.6
29	05:51	N 13 G 29	10.00	Mostly Cloudy	BKN039 BKN050	65	63			93%	NA	NA	29.94	1013.6
29	04:51	W 3	10.00	Mostly Cloudy	BKN090	66	63			90%	NA	NA	29.92	1012.8
29	03:51	SW 5	10.00	Mostly Cloudy	BKN090 BKN250	67	63			87%	NA	NA	29.92	1012.7
29	02:51	Calm	10.00	Partly Cloudy	SCT090 SCT250	66	63			90%	NA	NA	29.92	1012.9

Complete data after midnight (may be delayed 24-48 hours).

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

Chicago Weather O'Hare Data Monday, September 28 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.

28	23:51	SW 3	10.00	A Few Clouds	FEW095	70	64			82%	NA	NA	29.94	1013.6
28	22:51	SW 5	10.00	A Few Clouds	FEW095	69	63			81%	NA	NA	29.95	1013.8
28	21:51	Calm	9.00	Overcast	OVC095	73	64			74%	NA	NA	29.95	1014.0
28	20:51	S 7	10.00	Overcast	OVC090	72	65			79%	NA	NA	29.95	1013.7
28	19:51	S 6	10.00	Overcast	OVC090	73	65			76%	NA	NA	29.95	1013.7
28	18:51	SW 3	10.00	Overcast	OVC090	74	65	77	74	74%	NA	NA	29.94	1013.5
28	17:51	Calm	10.00	Overcast	OVC090	76	65			69%	NA	78	29.94	1013.4
28	16:51	W 6	10.00	Overcast	FEW032 OVC090	76	65			69%	NA	78	29.93	1013.2
28	15:51	SW 6	10.00	Overcast	BKN030 OVC085	76	65			69%	NA	78	29.93	1013.3
28	14:51	SW 10	10.00	Mostly Cloudy	SCT032 BKN040 BKN090	77	64			64%	NA	79	29.94	1013.5
28	13:51	SW 3	10.00	Overcast	SCT027 BKN030 OVC090	76	65			69%	NA	78	29.97	1014.4
28	12:51	SW 5	10.00	Overcast	BKN020 OVC085	74	66	74	65	76%	NA	NA	30.00	1015.5
28	11:51	SW 6	10.00	Overcast	BKN019 OVC085	73	66			79%	NA	NA	30.02	1016.1
28	10:51	SW 7	10.00	Overcast	FEW016 OVC090	72	65			79%	NA	NA	30.02	1016.3
28	09:51	S 6	10.00	Overcast	OVC085	70	65			84%	NA	NA	30.03	1016.7
28	08:51	S 7	9.00	Overcast	OVC085	68	64			87%	NA	NA	30.03	1016.5
28	07:51	Calm	10.00	Overcast	OVC085	67	64			91%	NA	NA	30.02	1016.5
28	06:51	Calm	10.00	Overcast	OVC090	65	63	68	64	93%	NA	NA	30.01	1016.0
28	05:51	Calm	10.00	Mostly Cloudy	BKN090	66	63			90%	NA	NA	30.00	1015.5
28	04:51	SW 5	10.00	Mostly Cloudy	BKN085	67	63			87%	NA	NA	30.00	1015.4
28	03:51	S 6	10.00	Mostly Cloudy	FEW050 BKN085	66	63			90%	NA	NA	30.00	1015.5
28	02:51	S 7	10.00	Mostly Cloudy	SCT048 BKN085	67	63			87%	NA	NA	30.00	1015.6
28	01:51	S 3	10.00	Mostly Cloudy	BKN090	67	63			87%	NA	NA	30.01	1016.0
28	00:51	Calm	10.00	Mostly Cloudy	BKN085	67	63	70	64	87%	NA	NA	30.02	1016.1

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