Climatological Report (Daily)
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CDUS43 KLOT 170633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SUN AUG 17 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 16 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         82    239 PM  98    1988  82      0       82
                                      1983
  MINIMUM         62    201 AM  48    2004  63     -1       55
  AVERAGE         72                        73     -1       69

PRECIPITATION (IN)
  YESTERDAY        0.00          3.79 1968   0.17  -0.17     0.00
  MONTH TO DATE    3.83                      2.64   1.19     1.02
  SINCE JUN 1     13.78                      9.79   3.99     9.47
  SINCE JAN 1     28.61                     22.87   5.74    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        7                         8     -1        4
  MONTH TO DATE  108                       135    -27       91
  SINCE JUN 1    485                       583    -98      515
  SINCE JAN 1    546                       637    -91      599
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     8.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           400 AM
 LOWEST     58          1100 AM
 AVERAGE    68

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        98      1988
                                             1947
 MINIMUM TEMPERATURE (F)   63        48      1976


SUNRISE AND SUNSET
AUGUST 17 2014........SUNRISE   602 AM CDT   SUNSET   749 PM CDT
AUGUST 18 2014........SUNRISE   603 AM CDT   SUNSET   747 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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