Chicago Weather O'Hare Data Wednesday, July 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	W 8	10.00	Fair	CLR	72	56			57%	NA	NA	30.02	1016.0
29	22:51	W 8	10.00	Fair	CLR	73	57			57%	NA	NA	30.01	1015.6
29	21:51	W 9	10.00	A Few Clouds	FEW250	75	57			54%	NA	NA	30.01	1015.8
29	20:51	W 8	10.00	A Few Clouds	FEW250	77	55			47%	NA	79	29.99	1014.9
29	19:51	W 18 G 23	10.00	A Few Clouds	FEW250	80	52			38%	NA	80	29.98	1014.5
29	18:51	NW 15	10.00	A Few Clouds	FEW085 FEW250	82	51	88	82	34%	NA	81	29.97	1014.2
29	17:51	W 15 G 21	10.00	Partly Cloudy	FEW055 FEW150 SCT250	84	52			33%	NA	82	29.96	1014.1
29	16:51	W 15	10.00	Partly Cloudy	FEW050 FEW150 SCT250	85	52			32%	NA	83	29.96	1014.0
29	15:51	NW 18 G 25	10.00	Partly Cloudy	FEW050 FEW150 SCT250	86	52			31%	NA	84	29.96	1014.0
29	14:51	NW 16	10.00	Partly Cloudy	FEW050 FEW150 SCT250	87	49			27%	NA	84	29.98	1014.6
29	13:51	NW 14	10.00	Mostly Cloudy	FEW050 FEW150 BKN250	87	50			28%	NA	84	29.98	1014.7
29	12:51	NW 16 G 24	10.00	Mostly Cloudy	FEW045 SCT150 BKN250	85	58	86	76	40%	NA	84	29.99	1014.8
29	11:51	NW 12	10.00	Partly Cloudy	FEW039 FEW150 SCT250	85	58			40%	NA	84	29.98	1014.8
29	10:51	NW 13	10.00	Mostly Cloudy	FEW021 BKN032 BKN250	82	66			58%	NA	84	29.98	1014.7
29	09:51	NW 12	10.00	Mostly Cloudy	BKN018 BKN250	82	72			72%	NA	87	29.96	1013.9
29	08:51	NW 9	10.00	Mostly Cloudy	FEW013 BKN170 BKN250	78	72			82%	NA	80	29.94	1013.5
29	07:51	W 9	10.00	Overcast	FEW012 SCT120 SCT180 OVC250	76	72			88%	NA	76	29.95	1013.7
29	06:51	W 8	10.00	Overcast	FEW014 SCT120 BKN180 OVC250	76	71	81	75	85%	NA	77	29.94	1013.2
29	05:51	W 9	10.00	Mostly Cloudy	FEW040 FEW100 SCT180 BKN250	75	70			84%	NA	NA	29.93	1012.9
29	04:51	SW 6	10.00	Overcast	FEW095 OVC250	76	70			82%	NA	77	29.92	1012.6
29	03:51	SW 5	10.00	Overcast	OVC095	77	71			82%	NA	79	29.93	1012.8
29	02:51	SW 6	10.00	Overcast	BKN055 BKN070 OVC250	78	71			79%	NA	80	29.92	1012.4

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

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

SUMMARY: Developing

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CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...

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000
CDUS43 KLOT 300633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT THU JUL 30 2015


...................................

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 29 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         88   1245 PM  99    1913  84      4       81
  MINIMUM         70   1159 PM  50    1984  64      6       58
  AVERAGE         79                        74      5       70

PRECIPITATION (IN)
  YESTERDAY        T             1.58 1989   0.13  -0.13     0.01
  MONTH TO DATE    2.85                      3.41  -0.56     2.14
  SINCE JUN 1      9.97                      6.86   3.11     9.95
  SINCE JAN 1     21.46                     19.94   1.52    24.78

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   13                         0     13        5
  SINCE JUN 1     52                        48      4       17
  SINCE JUL 1     13                         0     13        5

 COOLING
  YESTERDAY       14                         9      5        5
  MONTH TO DATE  222                       260    -38      168
  SINCE JUN 1    340                       425    -85      366
  SINCE JAN 1    393                       479    -86      427
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    10.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           600 AM
 LOWEST     26           200 PM
 AVERAGE    57

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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       102      1916
 MINIMUM TEMPERATURE (F)   64        50      1984


SUNRISE AND SUNSET
JULY 30 2015..........SUNRISE   543 AM CDT   SUNSET   812 PM CDT
JULY 31 2015..........SUNRISE   544 AM CDT   SUNSET   811 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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