Climatological Report (Daily)
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CDUS43 KLOT 030643
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
142 AM CDT SUN MAY 3 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 2 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         76    502 PM  91    1959  66     10       53
  MINIMUM         50    546 AM  27    1875  44      6       46
  AVERAGE         63                        55      8       50

PRECIPITATION (IN)
  YESTERDAY        0.00          1.28 2008   0.12  -0.12      T
  MONTH TO DATE    0.00                      0.23  -0.23     0.09
  SINCE MAR 1      3.97                      6.11  -2.14     4.64
  SINCE JAN 1      6.83                      9.63  -2.80     9.94

SNOWFALL (IN)
  YESTERDAY        0.0           0.6  1940   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      7.1                       6.8    0.3     13.7
  SINCE JUL 1     50.7                      36.6   14.1     82.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        2                        11     -9       15
  MONTH TO DATE   14                        22     -8       34
  SINCE MAR 1   1384                      1355     29     1547
  SINCE JUL 1   6564                      6089    475     6962

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                        10    -10        1
  SINCE JAN 1      0                        10    -10        1
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     6.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    68           100 AM
 LOWEST     23           200 PM
 AVERAGE    46

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        92      1955
 MINIMUM TEMPERATURE (F)   45        30      2004


SUNRISE AND SUNSET
MAY  3 2015...........SUNRISE   545 AM CDT   SUNSET   752 PM CDT
MAY  4 2015...........SUNRISE   544 AM CDT   SUNSET   753 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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