Chicago Weather O'Hare Data Thursday, September 27 2018 and Chicago Weather Forecast Thursday, September 27 2018

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.

27	23:51	SW 9	10.00	Overcast	BKN160 OVC220	61	41			48%	NA	NA	29.96	1014.2
27	22:51	SW 8	10.00	Overcast	FEW130 BKN220 OVC300	61	41			48%	NA	NA	29.96	1014.2
27	21:51	SW 6	10.00	Mostly Cloudy	BKN160 BKN200 BKN250	62	41			46%	NA	NA	29.96	1014.3
27	20:51	SW 6	9.00	Mostly Cloudy	BKN200 BKN250	63	41			45%	NA	NA	29.94	1013.7
27	19:51	S 5	10.00	Mostly Cloudy	BKN200 BKN250	65	40			40%	NA	NA	29.92	1013.1
27	18:51	S 8	10.00	Mostly Cloudy	FEW100 FEW130 SCT190 BKN250	66	39	70	65	37%	NA	NA	29.90	1012.5
27	17:51	SW 7	10.00	Mostly Cloudy	FEW100 SCT140 BKN250	68	40			36%	NA	NA	29.93	1013.3
27	16:51	S 8	10.00	Partly Cloudy	FEW095 FEW200 SCT250	69	41			36%	NA	NA	29.92	1013.0
27	15:51	SW 12	10.00	Partly Cloudy	FEW200 SCT250	69	40			35%	NA	NA	29.93	1013.6
27	14:51	S 10 G 20	10.00	Partly Cloudy	FEW200 SCT250	69	42			38%	NA	NA	29.94	1013.8
27	13:51	S 12 G 17	10.00	Mostly Cloudy	FEW200 BKN250	68	42			39%	NA	NA	29.99	1015.3
27	12:51	SW 14 G 22	10.00	Mostly Cloudy	BKN250	66	41	66	49	40%	NA	NA	30.02	1016.4
27	11:51	S 14 G 21	10.00	Partly Cloudy	FEW050 SCT250	65	42			43%	NA	NA	30.03	1016.7
27	10:51	SW 14	10.00	A Few Clouds	FEW250	63	40			43%	NA	NA	30.04	1017.1
27	09:51	S 8	10.00	Partly Cloudy	SCT250	61	43			52%	NA	NA	30.07	1018.1
27	08:51	SW 7	10.00	Partly Cloudy	FEW024 SCT250	57	46			67%	NA	NA	30.09	1018.9
27	07:51	SW 5	10.00	Partly Cloudy	FEW022 FEW100 SCT250	50	45			83%	48	NA	30.10	1019.3
27	06:51	SW 5	10.00	A Few Clouds	FEW022 FEW100 FEW250	50	44	54	48	80%	48	NA	30.11	1019.6
27	05:51	S 5	10.00	A Few Clouds	FEW100 FEW250	50	44			80%	48	NA	30.10	1019.4
27	04:51	S 5	10.00	A Few Clouds	FEW250	49	44			83%	47	NA	30.10	1019.2
27	03:51	S 3	10.00	A Few Clouds	FEW250	50	44			80%	NA	NA	30.10	1019.1
27	02:51	SW 5	10.00	A Few Clouds	FEW250	51	44			77%	NA	NA	30.10	1019.4
27	01:51	Calm	10.00	Mostly Cloudy	BKN250	53	44			72%	NA	NA	30.11	1019.5
27	00:51	W 5	10.00	Mostly Cloudy	BKN250	54	45	62	53	72%	NA	NA	30.11	1019.7

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

Chicago Weather O'Hare Data Wednesday, September 26 2018 and Chicago Weather Forecast Wednesday, September 26 2018

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.

26	23:51	W 6	10.00	Mostly Cloudy	BKN250	54	45			72%	NA	NA	30.12	1020.0
26	22:51	W 5	10.00	Mostly Cloudy	BKN250	55	45			69%	NA	NA	30.12	1020.0
26	21:51	W 5	10.00	Mostly Cloudy	BKN250	57	45			64%	NA	NA	30.12	1020.1
26	20:51	W 3	10.00	Mostly Cloudy	FEW065 BKN250	58	45			62%	NA	NA	30.13	1020.3
26	19:51	W 3	10.00	Mostly Cloudy	FEW060 BKN250	60	44			56%	NA	NA	30.12	1019.9
26	18:51	W 6	10.00	Mostly Cloudy	FEW060 BKN250	62	43	67	62	50%	NA	NA	30.10	1019.4
26	17:51	W 9	10.00	Mostly Cloudy	FEW060 BKN250	64	43			46%	NA	NA	30.09	1019.0
26	16:51	W 9	10.00	Mostly Cloudy	SCT060 BKN250	66	42			42%	NA	NA	30.08	1018.7
26	15:51	W 8	10.00	Mostly Cloudy	BKN065 BKN250	66	43			43%	NA	NA	30.09	1018.9
26	14:51	W 10 G 17	10.00	Mostly Cloudy	BKN060 BKN075 BKN250	65	42			43%	NA	NA	30.09	1018.9
26	13:51	W 9 G 17	10.00	Mostly Cloudy	BKN050 BKN250	67	44			44%	NA	NA	30.09	1018.9
26	12:51	W 13 G 20	10.00	Mostly Cloudy	FEW050 BKN250	64	43	65	50	46%	NA	NA	30.10	1019.1
26	11:51	NW 12	10.00	Partly Cloudy	FEW045 SCT250	62	41			46%	NA	NA	30.10	1019.2
26	10:51	W 13	10.00	Partly Cloudy	FEW032 SCT250	61	43			52%	NA	NA	30.11	1019.5
26	09:51	NW 9	10.00	A Few Clouds	FEW027 FEW250	57	44			62%	NA	NA	30.11	1019.5
26	08:51	W 8	10.00	A Few Clouds	FEW025 FEW250	54	46			75%	NA	NA	30.10	1019.2
26	07:51	W 8	10.00	A Few Clouds	FEW025 FEW250	51	45			80%	NA	NA	30.09	1018.9
26	06:51	W 7	10.00	A Few Clouds	FEW025 FEW250	50	45	61	50	83%	47	NA	30.08	1018.4
26	05:51	W 9 G 18	10.00	A Few Clouds	FEW025 FEW200 FEW250	51	45			80%	NA	NA	30.06	1017.8
26	04:51	NW 10	10.00	Mostly Cloudy	FEW025 BKN250	53	46			77%	NA	NA	30.02	1016.4
26	03:51	NW 12	10.00	Mostly Cloudy	BKN028 BKN250	56	47			72%	NA	NA	29.99	1015.3
26	02:51	NW 16 G 25	10.00	Overcast	SCT021 OVC027	57	47			69%	NA	NA	29.98	1014.9
26	01:51	NW 14	10.00	Overcast	BKN021 OVC029	59	51			75%	NA	NA	29.96	1014.3
26	00:51	NW 16 G 25	10.00	Overcast	FEW017 BKN022 OVC033	61	54	67	61	78%	NA	NA	29.94	1013.5			0.01

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

Chicago Weather O'Hare Data Tuesday, September 25 2018 and Chicago Weather Forecast Tuesday, September 25 2018

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.

25	23:51	NW 9	10.00	Overcast	SCT019 BKN025 BKN100 OVC200	63	57			81%	NA	NA	29.92	1012.7
25	22:51	W 14 G 24	10.00	Overcast	OVC021	65	59			81%	NA	NA	29.91	1012.6
25	21:51	NW 16 G 26	10.00	Overcast	SCT012 SCT023 OVC027	66	59			78%	NA	NA	29.87	1010.9		0.01
25	20:51	W 9	10.00	Mostly Cloudy	BKN012	67	64			91%	NA	NA	29.83	1009.7
25	19:51	W 10	10.00	Mostly Cloudy	FEW050 SCT190 BKN250	67	63			87%	NA	NA	29.81	1009.1	0.01
25	18:51	S 8	10.00	Light Rain	FEW050 SCT095 BKN120 BKN250	67	63	84	67	87%	NA	NA	29.80	1008.9	0.06		0.23
25	17:51	SW 7	4.00	Thunderstorm Rain Fog/Mist	SCT049 BKN055CB OVC075	67	63			87%	NA	NA	29.81	1009.3	0.17
25	16:51	SW 13 G 20	10.00	Overcast	FEW055 SCT080 OVC250	82	58			44%	NA	82	29.77	1007.6
25	15:51	W 15 G 24	10.00	Mostly Cloudy	SCT055 SCT075 BKN250	83	59			44%	NA	83	29.77	1007.5
25	14:51	S 10	10.00	Mostly Cloudy	SCT038 BKN046 BKN250	82	64			55%	NA	84	29.78	1007.8
25	13:51	SW 12	10.00	Mostly Cloudy	SCT037 BKN049 BKN250	81	63			54%	NA	82	29.83	1009.5
25	12:51	S 15 G 21	10.00	Mostly Cloudy	BKN037 BKN250	81	63	81	69	54%	NA	82	29.85	1010.3
25	11:51	S 9	10.00	Mostly Cloudy	SCT022 BKN036 BKN250	78	65			64%	NA	80	29.87	1010.9
25	10:51	Vrbl 5	9.00	Mostly Cloudy	BKN018 BKN250	75	66			74%	NA	NA	29.88	1011.5
25	09:51	Vrbl 5	8.00	Mostly Cloudy	BKN010	72	67			84%	NA	NA	29.89	1011.8
25	08:51	SW 7	6.00	Fog/Mist	OVC010	71	67			87%	NA	NA	29.91	1012.6
25	07:51	SW 5	6.00	Fog/Mist	SCT014 BKN060	70	67			90%	NA	NA	29.90	1012.1
25	06:51	S 5	7.00	Overcast	BKN013 OVC018	69	67	70	68	93%	NA	NA	29.91	1012.3			0.01
25	05:51	SW 3	6.00	Light Rain Fog/Mist	BKN011 BKN019 OVC047	69	67			93%	NA	NA	29.90	1012.0	0.01
25	04:51	S 3	9.00	Mostly Cloudy	FEW010 BKN042 BKN100	68	66			93%	NA	NA	29.89	1011.7
25	03:51	S 3	10.00	Mostly Cloudy	SCT070 BKN100	69	66			90%	NA	NA	29.89	1011.7
25	02:51	S 5	10.00	Mostly Cloudy	FEW047 BKN060	69	66			90%	NA	NA	29.90	1012.0
25	01:51	S 7	10.00	Mostly Cloudy	BKN060	70	66			87%	NA	NA	29.90	1012.1
25	00:51	S 5	10.00	Overcast	OVC050	70	66	71	70	87%	NA	NA	29.90	1012.2

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

Chicago Weather O'Hare Data Monday, September 24 2018 and Chicago Weather Forecast Monday, September 24 2018

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.

24	23:51	S 6	10.00	Overcast	FEW017 OVC055	70	65			84%	NA	NA	29.91	1012.6
24	22:51	S 7	10.00	Overcast	FEW023 OVC060	71	65			81%	NA	NA	29.92	1012.9
24	21:51	Vrbl 5	10.00	Overcast	SCT026 OVC049	71	64			79%	NA	NA	29.92	1013.0
24	20:51	SE 5	10.00	Overcast	OVC043	70	64			82%	NA	NA	29.92	1013.0
24	19:51	E 6	10.00	Overcast	OVC037	70	64			82%	NA	NA	29.92	1012.8
24	18:51	SE 5	9.00	Overcast	OVC035	70	64	72	67	82%	NA	NA	29.92	1013.0
24	17:51	SE 6	9.00	Overcast	OVC015	70	64			82%	NA	NA	29.92	1013.1
24	16:51	SE 7	9.00	Overcast	OVC015	69	64			84%	NA	NA	29.93	1013.2
24	15:51	SE 7	3.00	Fog/Mist	BKN007 OVC013	68	64			87%	NA	NA	29.94	1013.7
24	14:51	SE 10	9.00	Overcast	OVC015	69	62			78%	NA	NA	29.96	1014.3
24	13:51	E 10	10.00	Overcast	OVC017	70	61			73%	NA	NA	29.98	1015.1
24	12:51	E 9	10.00	Mostly Cloudy	BKN021 BKN085 BKN200	71	61	74	58	71%	NA	NA	30.01	1016.1
24	11:51	E 10	10.00	Mostly Cloudy	FEW017 SCT027 SCT080 BKN150	74	60			62%	NA	NA	30.03	1016.6
24	10:51	E 10	10.00	A Few Clouds	FEW015 FEW150	72	57			59%	NA	NA	30.06	1017.5
24	09:51	E 5	10.00	A Few Clouds	FEW015 FEW150	69	57			66%	NA	NA	30.07	1018.1
24	08:51	E 7	10.00	A Few Clouds	FEW030 FEW150	65	56			73%	NA	NA	30.07	1018.2
24	07:51	E 3	10.00	A Few Clouds	FEW060 FEW150	62	54			75%	NA	NA	30.09	1018.8
24	06:51	E 3	10.00	A Few Clouds	FEW150	58	52	62	57	81%	NA	NA	30.09	1018.8
24	05:51	SE 5	10.00	Fair	CLR	57	53			87%	NA	NA	30.10	1019.1
24	04:51	E 5	10.00	Fair	CLR	58	53			84%	NA	NA	30.10	1019.1
24	03:51	SE 7	10.00	Fair	CLR	59	53			81%	NA	NA	30.09	1018.8
24	02:51	E 8	10.00	Fair	CLR	60	54			80%	NA	NA	30.10	1019.2
24	01:51	SE 7	10.00	Fair	CLR	60	54			80%	NA	NA	30.12	1019.7
24	00:51	SE 6	10.00	Fair	CLR	61	54	65	61	78%	NA	NA	30.12	1019.7

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

Chicago Weather O'Hare Data Sunday, September 23 2018 and Chicago Weather Forecast Sunday, September 23 2018

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.

23	23:51	E 3	10.00	Fair	CLR	62	56			80%	NA	NA	30.12	1019.6
23	22:51	E 5	10.00	Fair	CLR	62	56			80%	NA	NA	30.12	1020.0
23	21:51	NE 7	10.00	Fair	CLR	64	56			75%	NA	NA	30.12	1019.9
23	20:51	NE 9	10.00	Fair	CLR	64	55			73%	NA	NA	30.12	1019.9
23	19:51	E 9	10.00	Fair	CLR	64	54			70%	NA	NA	30.12	1020.0
23	18:51	E 9	10.00	A Few Clouds	FEW250	65	53	71	65	66%	NA	NA	30.12	1019.8
23	17:51	E 10	10.00	Fair	CLR	67	52			59%	NA	NA	30.11	1019.5
23	16:51	NE 10	10.00	Fair	CLR	68	52			57%	NA	NA	30.10	1019.4
23	15:51	E 8	10.00	Fair	CLR	70	50			49%	NA	NA	30.11	1019.4
23	14:51	E 10	10.00	Fair	CLR	70	51			51%	NA	NA	30.12	1019.8
23	13:51	E 10	10.00	Fair	CLR	70	51			51%	NA	NA	30.13	1020.3
23	12:51	E 9	10.00	A Few Clouds	FEW030	70	51	70	50	51%	NA	NA	30.16	1021.2
23	11:51	E 6	10.00	A Few Clouds	FEW030	68	51			55%	NA	NA	30.18	1022.0
23	10:51	SE 5	10.00	A Few Clouds	FEW030	66	51			59%	NA	NA	30.20	1022.6
23	09:51	Calm	10.00	A Few Clouds	FEW030	63	51			65%	NA	NA	30.20	1022.7
23	08:51	S 3	10.00	A Few Clouds	FEW030	59	50			72%	NA	NA	30.19	1022.4
23	07:51	S 3	10.00	A Few Clouds	FEW030	54	49			83%	NA	NA	30.18	1022.1

Complete data for O'Hare unavailable 00:51 to 06:51. [KPWK indicated with PWK below]

23	06:51	Calm	10.00	Fair	CLR	51	46	??	??	83%	NA	NA	29.5	????
23	05:51	Calm	10.00	Fair	CLR	51	46			83%	NA	NA	29.4	??
23	04:51	Calm	10.00	Fair	CLR	51	47			86%	NA	NA	29.4	??
23	03:51	Calm	10.00	Fair	CLR	52	47			83%	NA	NA	29.4	??
23	02:51	Calm	10.00	Fair	CLR	52	47			83%	NA	NA	29.4	??
23	01:52	Calm	10.00	Fair	CLR	50	45			83%	NA	NA	30.19	PWK
23	00:51	Calm	10.00	Fair	CLR	54	47	??	??	77%	NA	NA	29.5	??

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

Chicago Weather O'Hare Data Saturday, September 22 2018 and Chicago Weather Forecast Saturday, September 22 2018

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.

22	23:51	Calm	10.00	A Few Clouds	FEW040	54	48			80%	NA	NA	30.19	1022.2
22	22:51	Calm	10.00	A Few Clouds	FEW040	56	48			75%	NA	NA	30.19	1022.4
22	21:51	SE 3	10.00	Fair	CLR	58	47			67%	NA	NA	30.20	1022.7
22	20:51	E 3	10.00	Fair	CLR	58	47			67%	NA	NA	30.21	1022.9
22	19:51	E 8	10.00	A Few Clouds	FEW250	59	46			62%	NA	NA	30.20	1022.5
22	18:51	E 7	10.00	A Few Clouds	FEW250	60	45	64	59	58%	NA	NA	30.20	1022.9
22	17:51	NE 7	10.00	A Few Clouds	FEW250	62	43			50%	NA	NA	30.21	1023.2
22	16:51	E 9	10.00	A Few Clouds	FEW250	63	43			48%	NA	NA	30.22	1023.5
22	15:51	NE 9	10.00	A Few Clouds	FEW250	63	42			47%	NA	NA	30.23	1023.8
22	14:51	E 10	10.00	A Few Clouds	FEW250	63	42			47%	NA	NA	30.25	1024.3
22	13:51	E 10	10.00	A Few Clouds	FEW038 FEW250	62	41			46%	NA	NA	30.28	1025.2
22	12:51	E 12	10.00	A Few Clouds	FEW038 FEW250	62	39	63	52	43%	NA	NA	30.30	1025.9
22	11:51	E 15	10.00	A Few Clouds	FEW038 FEW250	61	41			48%	NA	NA	30.32	1026.6
22	10:51	E 15	10.00	A Few Clouds	FEW038 FEW250	61	43			52%	NA	NA	30.34	1027.2
22	09:51	E 17	10.00	Partly Cloudy	SCT036 SCT250	60	42			52%	NA	NA	30.33	1027.1
22	08:51	E 20	10.00	A Few Clouds	FEW038 FEW250	60	41			50%	NA	NA	30.32	1026.8
22	07:51	E 13	10.00	Partly Cloudy	FEW038 SCT250	58	42			56%	NA	NA	30.32	1026.6
22	06:51	N 6	10.00	Mostly Cloudy	BKN039 BKN250	52	45	57	51	77%	NA	NA	30.31	1026.3
22	05:51	N 12	10.00	Mostly Cloudy	FEW031 BKN040 BKN250	52	44			75%	NA	NA	30.29	1025.8
22	04:51	N 12	10.00	Overcast	SCT040 OVC250	51	44			77%	NA	NA	30.29	1025.7
22	03:51	N 13	10.00	Overcast	FEW031 BKN040 OVC250	53	43			69%	NA	NA	30.28	1025.3
22	02:51	N 13	10.00	Overcast	FEW031 BKN038 OVC250	53	42			66%	NA	NA	30.29	1025.5
22	01:51	N 12	10.00	Overcast	BKN038 OVC250	55	43			64%	NA	NA	30.28	1025.2
22	00:51	N 18	10.00	Overcast	BKN041 OVC250	57	42	63	56	58%	NA	NA	30.27	1024.9

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

Chicago Weather O'Hare Data Friday, September 21 2018 and Chicago Weather Forecast Friday, September 21 2018

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.

21	23:51	N 12	10.00	Overcast	BKN040 OVC250	56	42			60%	NA	NA	30.28	1025.1
21	22:51	N 15	10.00	Overcast	FEW040 OVC250	57	42			58%	NA	NA	30.26	1024.6
21	21:51	N 17	10.00	Overcast	SCT037 OVC250	58	42			56%	NA	NA	30.25	1024.2
21	20:51	N 13 G 22	10.00	Overcast	FEW045 OVC250	60	45			58%	NA	NA	30.21	1022.8
21	19:51	NW 13 G 22	10.00	Mostly Cloudy	SCT045 BKN250	62	46			56%	NA	NA	30.16	1021.1
21	18:51	NW 17 G 26	10.00	Mostly Cloudy	FEW046 BKN250	64	47	73	64	54%	NA	NA	30.13	1019.9
21	17:51	NW 13 G 20	10.00	Mostly Cloudy	SCT050 BKN250	68	49			51%	NA	NA	30.08	1018.1
21	16:51	NW 17 G 24	10.00	Mostly Cloudy	SCT048 BKN250	71	49			46%	NA	NA	30.04	1016.8
21	15:51	NW 17 G 25	10.00	Mostly Cloudy	SCT048 BKN250	72	50			46%	NA	NA	30.01	1015.8
21	14:51	W 17 G 30	8.00	Mostly Cloudy	SCT050 SCT150 BKN250	72	50			46%	NA	NA	29.98	1014.8
21	13:51	W 18 G 30	10.00	Mostly Cloudy	SCT040 SCT050 BKN150 BKN240	72	51			48%	NA	NA	29.96	1014.1
21	12:51	W 20 G 30	10.00	Mostly Cloudy	SCT036 SCT050 BKN140 BKN250	73	53	78	73	50%	NA	NA	29.94	1013.3
21	11:51	NW 16 G 25	10.00	Mostly Cloudy	FEW028 SCT036 BKN050 BKN140	76	58			54%	NA	78	29.91	1012.3
21	10:51	W 21 G 26	10.00	Mostly Cloudy and Breezy	SCT028 BKN034 BKN140	76	61			60%	NA	78	29.88	1011.2
21	09:51	SW 14 G 26	10.00	Mostly Cloudy	BKN028 BKN046	75	63			66%	NA	NA	29.84	1010.0
21	08:51	W 13 G 24	9.00	Mostly Cloudy	BKN042 BKN080 BKN140	75	62			64%	NA	NA	29.83	1009.3
21	07:51	W 23 G 32	10.00	Mostly Cloudy and Breezy	SCT065 SCT080 BKN140	76	61			60%	NA	78	29.81	1008.8
21	06:51	SW 12	10.00	Mostly Cloudy	FEW060 SCT080 BKN140	78	62	83	78	58%	NA	80	29.77	1007.3
21	05:51	SW 14	10.00	Mostly Cloudy	FEW070 BKN140 BKN250	79	64			60%	NA	81	29.77	1007.5
21	04:51	SW 15 G 33	10.00	Mostly Cloudy	FEW070 SCT150 BKN250	82	66			58%	NA	84	29.75	1006.8
21	03:51	SW 14 G 26	10.00	A Few Clouds	FEW070 FEW200	82	65			56%	NA	84	29.75	1006.8
21	02:51	SW 21 G 35	10.00	A Few Clouds and Breezy	FEW150	82	65			56%	NA	84	29.76	1007.1
21	01:51	SW 22 G 31	10.00	A Few Clouds and Breezy	FEW150	83	66			57%	NA	85	29.77	1007.6
21	00:51	SW 17 G 28	10.00	A Few Clouds	FEW200	83	66	90	83	57%	NA	85	29.80	1008.3

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

Chicago Weather O'Hare Data Thursday, September 20 2018 and Chicago Weather Forecast Thursday, September 20 2018

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.

20	22:51	S 16 G 26	10.00	Fair	CLR	85	66			53%	NA	87	29.80	1008.7
20	21:51	S 16 G 29	10.00	Fair	CLR	87	66			50%	NA	89	29.80	1008.5
20	20:51	S 15 G 25	10.00	Fair	CLR	88	66			48%	NA	90	29.79	1008.2
20	19:51	S 12 G 17	10.00	A Few Clouds	FEW065 FEW250	89	66			47%	NA	92	29.78	1008.0
20	18:51	S 6	10.00	A Few Clouds	FEW055 FEW250	90	66	93	85	45%	NA	92	29.79	1008.2
20	17:51	S 12	10.00	Partly Cloudy	FEW050 FEW075 SCT250	92	68			46%	NA	96	29.80	1008.5
20	16:51	S 10	10.00	Partly Cloudy	SCT048 SCT250	91	68			47%	NA	95	29.82	1009.1
20	15:51	S 6	10.00	Partly Cloudy	SCT048 SCT250	90	72			56%	NA	98	29.83	1009.6
20	14:51	S 10	8.00	Partly Cloudy	SCT042 SCT250	91	71			52%	NA	98	29.86	1010.5
20	13:51	S 8	10.00	A Few Clouds	FEW040 FEW250	89	72			57%	NA	96	29.89	1011.5
20	12:51	S 8	9.00	Partly Cloudy	SCT250	85	72	86	68	65%	NA	91	29.92	1012.6
20	11:51	S 8	7.00	Mostly Cloudy	BKN250	81	71			72%	NA	85	29.95	1013.7
20	10:51	SE 9	6.00	Mostly Cloudy with Haze	FEW012 BKN250	77	70			79%	NA	79	29.96	1014.2
20	09:51	SE 7	5.00	Overcast with Haze	OVC012	74	69			85%	NA	NA	29.98	1014.8
20	08:51	NE 5	4.00	Fog/Mist	OVC011	71	68			90%	NA	NA	29.98	1014.8
20	07:51	Calm	5.00	Fog/Mist	FEW045 SCT095 BKN170 OVC250	70	67			90%	NA	NA	29.97	1014.5
20	06:51	Calm	5.00	Fog/Mist	FEW011 BKN080 BKN110 OVC250	68	66	68	66	93%	NA	NA	29.97	1014.5
20	05:51	Calm	7.00	Overcast	SCT075 BKN110 OVC250	68	66			93%	NA	NA	29.94	1013.7
20	04:51	Calm	8.00	Overcast	BKN100 OVC250	67	65			93%	NA	NA	29.94	1013.4
20	03:51	Calm	9.00	Overcast	FEW007 FEW120 OVC250	67	65			93%	NA	NA	29.95	1013.7
20	02:51	N 6	9.00	Overcast	FEW007 SCT120 OVC250	67	65			93%	NA	NA	29.97	1014.5
20	01:51	Calm	9.00	Mostly Cloudy	FEW100 BKN250	68	65			90%	NA	NA	29.97	1014.4
20	00:51	NE 3	9.00	Overcast	SCT006 OVC250	67	65	68	66	93%	NA	NA	29.98	1014.9

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

Chicago Weather O'Hare Data Wednesday, September 19 2018 and Chicago Weather Forecast Wednesday, September 19 2018

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.

19	23:51	NE 6	9.00	Mostly Cloudy	BKN006	68	65			90%	NA	NA	29.98	1014.9
19	22:51	NE 9	8.00	Mostly Cloudy	BKN006	68	65			90%	NA	NA	29.99	1015.1
19	21:51	NE 10	8.00	Mostly Cloudy	BKN007	67	65			93%	NA	NA	30.00	1015.6
19	20:51	NE 8	10.00	Partly Cloudy	FEW012 SCT170 SCT200	67	64			91%	NA	NA	30.00	1015.4
19	19:51	E 6	10.00	Partly Cloudy	FEW040 FEW110 SCT150 SCT250	67	63			87%	NA	NA	29.98	1015.0
19	18:51	E 10	9.00	Mostly Cloudy	FEW042 SCT110 BKN140 BKN250	66	63	75	66	90%	NA	NA	29.97	1014.7	0.01		0.21
19	17:51	NE 12	4.00	Light Rain Fog/Mist	SCT025 BKN048 OVC080	66	63			90%	NA	NA	30.04	1017.0	0.20
19	16:51	N 13	10.00	Mostly Cloudy	BKN070 BKN250	70	61			73%	NA	NA	30.03	1016.6
19	15:51	NE 10	10.00	Mostly Cloudy	FEW020 BKN085 BKN200 BKN250	71	61			71%	NA	NA	30.02	1016.2
19	14:51	NE 14	10.00	Overcast	FEW020 BKN200 OVC250	71	61			71%	NA	NA	30.03	1016.7
19	13:51	NE 12	10.00	Mostly Cloudy	FEW018 BKN210 BKN250	73	62			69%	NA	NA	30.04	1017.0
19	12:51	NE 12	10.00	Mostly Cloudy	FEW018 FEW032 SCT230 BKN250	74	62	76	68	67%	NA	NA	30.03	1016.7
19	11:51	NE 10	10.00	Mostly Cloudy	FEW018 BKN250	75	61			62%	NA	NA	30.04	1016.8
19	10:51	E 6	10.00	Mostly Cloudy	FEW015 BKN250	74	62			67%	NA	NA	30.04	1016.9
19	09:51	E 6	10.00	Partly Cloudy	FEW014 SCT250	71	62			73%	NA	NA	30.04	1017.0
19	08:51	E 8	10.00	Mostly Cloudy	SCT013 BKN250	70	62			76%	NA	NA	30.03	1016.7
19	07:51	E 8	10.00	Overcast	OVC013	68	62			81%	NA	NA	30.04	1016.9
19	06:51	E 8	10.00	Overcast	OVC013	68	61	68	66	78%	NA	NA	30.03	1016.6
19	05:51	NE 10	10.00	Overcast	OVC014	68	62			81%	NA	NA	30.02	1016.2
19	04:51	NE 10	10.00	Overcast	OVC013	67	62			84%	NA	NA	30.01	1015.9
19	03:51	NE 9	10.00	Mostly Cloudy	BKN013	66	62			87%	NA	NA	30.00	1015.7
19	02:51	NE 9	10.00	Partly Cloudy	SCT012	66	62			87%	NA	NA	30.00	1015.7
19	01:51	NE 10	10.00	A Few Clouds	FEW013	66	62			87%	NA	NA	30.01	1015.7
19	00:51	N 8	10.00	A Few Clouds	FEW013 FEW250	67	63	72	67	87%	NA	NA	30.00	1015.5

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

Chicago Weather O'Hare Data Tuesday, September 18 2018 and Chicago Weather Forecast Tuesday, September 18 2018

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.

18	23:51	NE 8	10.00	Partly Cloudy	FEW013 FEW110 SCT250	68	63			84%	NA	NA	30.00	1015.6
18	22:51	NE 5	10.00	Mostly Cloudy	FEW046 BKN110 BKN200	68	63			84%	NA	NA	30.01	1015.8
18	21:51	NE 12	10.00	Mostly Cloudy	BKN140 BKN250	69	63			81%	NA	NA	29.99	1015.3
18	20:51	SE 9	10.00	Overcast	FEW015 OVC140	69	63			81%	NA	NA	29.96	1014.3
18	19:51	NE 15	10.00	Mostly Cloudy	BKN015 BKN140 BKN240	69	63			81%	NA	NA	29.95	1013.9
18	18:51	NE 14	10.00	Mostly Cloudy	SCT140 BKN180 BKN250	72	64	75	71	76%	NA	NA	29.94	1013.5
18	17:51	Calm	10.00	Mostly Cloudy	FEW075 FEW110 BKN150 BKN250	74	62			67%	NA	NA	29.93	1013.2
18	16:51	SE 7	10.00	Mostly Cloudy	FEW100 SCT110 BKN150 BKN250	74	61			64%	NA	NA	29.92	1012.9
18	15:51	Calm	10.00	Overcast	FEW080 SCT120 BKN150 OVC250	73	61			66%	NA	NA	29.95	1013.8
18	14:51	N 14	10.00	Overcast	SCT022 BKN140 OVC250	73	63			71%	NA	NA	30.00	1015.3
18	13:51	N 13	10.00	Overcast	BKN017 OVC090	71	64			79%	NA	NA	30.01	1015.9
18	12:51	N 12	10.00	Mostly Cloudy	SCT018 SCT060 BKN100 BKN250	74	65	75	67	74%	NA	NA	30.00	1015.3
18	11:51	N 8	10.00	Mostly Cloudy	SCT070 BKN150 BKN250	74	64			71%	NA	NA	29.97	1014.3
18	10:51	NW 5	10.00	Mostly Cloudy	FEW070 SCT150 BKN250	72	63			73%	NA	NA	29.97	1014.3
18	09:51	NW 6	10.00	Mostly Cloudy	FEW012 FEW070 SCT150 BKN250	71	64			79%	NA	NA	29.97	1014.5
18	08:51	N 3	10.00	Mostly Cloudy	SCT012 BKN150 BKN250	67	62			84%	NA	NA	29.99	1015.1
18	07:51	N 15	10.00	Mostly Cloudy	BKN009 BKN100 BKN250	69	64			84%	NA	NA	29.99	1015.0
18	06:51	NE 7	10.00	Mostly Cloudy	SCT007 BKN110 BKN250	69	65	75	69	87%	NA	NA	29.95	1013.7
18	05:51	NE 10	10.00	Mostly Cloudy	BKN007	69	66			90%	NA	NA	29.95	1013.5
18	04:51	NE 12	10.00	Mostly Cloudy	BKN007	71	67			87%	NA	NA	29.94	1013.3
18	03:51	NE 9	10.00	Fair	CLR	72	65			79%	NA	NA	29.93	1012.9
18	02:51	SW 5	10.00	Fair	CLR	74	64			71%	NA	NA	29.92	1012.4
18	01:51	NW 5	10.00	A Few Clouds	FEW070	74	64			71%	NA	NA	29.93	1012.8
18	00:51	Calm	10.00	A Few Clouds	FEW070	74	65	83	74	74%	NA	NA	29.92	1012.6

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