Chicago Weather O'Hare Data Sunday, March 22 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.

22	23:51	NE 10	10.00	Overcast	BKN045 OVC060	31	20			64%	22	NA	30.25	1025.2
22	22:51	NE 12	10.00	Overcast	SCT045 OVC065	31	19			61%	22	NA	30.25	1025.2
22	21:51	NE 10	10.00	Overcast	FEW045 OVC070	30	18			61%	21	NA	30.26	1025.4
22	20:51	NE 9	10.00	Overcast	SCT047 BKN070 OVC110	29	19			66%	21	NA	30.26	1025.4
22	19:51	NE 12	10.00	Overcast	FEW038 BKN060 OVC110	29	17			61%	19	NA	30.25	1025.2
22	18:51	NE 8	1.75	Light Snow	OVC026	27	21	34	26	78%	19	NA	30.25	1025.3	0.01		0.01
22	17:51	NE 15	2.50	Light Snow	BKN027 OVC060	28	20			72%	16	NA	30.27	1025.8
22	16:51	NE 16	10.00	Overcast	BKN070 OVC100	32	12			43%	21	NA	30.26	1025.6
22	15:51	NE 10	10.00	Overcast	BKN070 OVC100	33	16			49%	25	NA	30.26	1025.5
22	14:51	E 13	10.00	Overcast	SCT055 OVC095	33	14			45%	24	NA	30.27	1025.7
22	13:51	NE 9	10.00	Light Snow	FEW055 BKN070	33	14			45%	25	NA	30.29	1026.3
22	12:51	NE 12	9.00	Light Snow	BKN055 OVC110	32	15	35	31	50%	23	NA	30.30	1027.0
22	11:51	NE 14	10.00	Mostly Cloudy	BKN075 BKN250	33	18			54%	23	NA	30.32	1027.3
22	10:51	E 15	10.00	Mostly Cloudy	BKN085	33	18			54%	23	NA	30.32	1027.3
22	09:51	NE 13	10.00	Overcast	OVC095	33	19			56%	24	NA	30.31	1027.1
22	08:51	NE 14	10.00	Mostly Cloudy	BKN090 BKN250	33	21			61%	23	NA	30.30	1026.8
22	07:51	E 12	10.00	Mostly Cloudy	BKN110 BKN250	32	22			66%	23	NA	30.29	1026.3
22	06:51	NE 8	10.00	Partly Cloudy	SCT150	31	21	32	30	67%	24	NA	30.27	1025.8
22	05:51	NE 9	10.00	Fair	CLR	31	23			72%	23	NA	30.25	1025.1
22	04:51	NE 9	10.00	Fair	CLR	31	26			82%	23	NA	30.24	1024.7
22	03:51	NE 9	10.00	Fair	CLR	31	27			85%	23	NA	30.23	1024.1
22	02:51	NE 6	10.00	Fair	CLR	31	26			82%	25	NA	30.23	1024.2
22	01:51	NE 6	10.00	Fair	CLR	32	26			79%	26	NA	30.23	1024.3
22	00:51	NE 5	10.00	Fair	CLR	32	26	36	32	79%	27	NA	30.23	1024.1

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

SUMMARY: Developing

Weather Underground Historical 24-Hour Weather Radar for Sunday, March 22, 2015 …

Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel.

Accumulating snow expected Sunday night into Monday Morning. #ilwx #inwx pic.twitter.com/O4DuJEqdgr
— NWS Chicago (@NWSChicago) March 22, 2015

Accumulating snow expected Sunday night into Monday Morning. #ilwx #inwx pic.twitter.com/O4DuJEqdgr
— NWS Chicago (@NWSChicago) March 22, 2015

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

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CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT MON MAR 23 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 22 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         35   1034 AM  83    2012  49    -14       41
  MINIMUM         26    541 PM  -1    1888  31     -5       26
  AVERAGE         31                        40     -9       34

PRECIPITATION (IN)
  YESTERDAY        0.02          1.13 1993   0.09  -0.07     0.00
  MONTH TO DATE    0.15                      1.72  -1.57     1.40
  SINCE MAR 1      0.15                      1.72  -1.57     1.40
  SINCE JAN 1      3.01                      5.24  -2.23     6.70

SNOWFALL (IN)
  YESTERDAY        0.2           3.4  1993   0.1    0.1      0.0
  MONTH TO DATE    0.9                       4.5   -3.6     11.7
  SINCE MAR 1      0.9                       4.5   -3.6     11.7
  SINCE JUL 1     44.5                      34.3   10.2     80.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       34                        25      9       31
  MONTH TO DATE  645                       632     13      768
  SINCE MAR 1    645                       632     13      768
  SINCE JUL 1   5825                      5366    459     6183

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED    10.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           200 AM
 LOWEST     43           400 PM
 AVERAGE    64

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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        80      1907
 MINIMUM TEMPERATURE (F)   31         9      1940


SUNRISE AND SUNSET
MARCH 23 2015.........SUNRISE   650 AM CDT   SUNSET   707 PM CDT
MARCH 24 2015.........SUNRISE   648 AM CDT   SUNSET   708 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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