Climatological Report (Daily)
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000
CDUS43 KLOT 160635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT SAT AUG 16 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 15 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         78    434 PM  98    1944  82     -4       75
  MINIMUM         52    449 AM  48    2004  63    -11       55
  AVERAGE         65                        73     -8       65

PRECIPITATION (IN)
  YESTERDAY        0.00          1.87 1993   0.18  -0.18     0.00
  MONTH TO DATE    3.83                      2.47   1.36     1.02
  SINCE JUN 1     13.78                      9.62   4.16     9.47
  SINCE JAN 1     28.61                     22.70   5.91    31.70

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      0.0                       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    0                         0      0        2
  SINCE JUN 1     17                        52    -35       54
  SINCE JUL 1      5                         4      1       11

 COOLING
  YESTERDAY        0                         8     -8        0
  MONTH TO DATE  101                       127    -26       87
  SINCE JUN 1    478                       575    -97      511
  SINCE JAN 1    539                       629    -90      595
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     6.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           100 AM
 LOWEST     33           200 PM
 AVERAGE    53

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        98      1988
                                             1983
 MINIMUM TEMPERATURE (F)   63        48      2004


SUNRISE AND SUNSET
AUGUST 16 2014........SUNRISE   601 AM CDT   SUNSET   750 PM CDT
AUGUST 17 2014........SUNRISE   602 AM CDT   SUNSET   749 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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