Climatological Report (Daily)
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CDUS43 KLOT 200646
CLIPWK


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT SUN AUG 20 2017


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR AUGUST 19 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1996 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83    229 PM  89    2005  81      2       86
  MINIMUM         61    537 AM  56    1997  63     -2       68
  AVERAGE         72                        72      0       77

PRECIPITATION (IN)
  YESTERDAY        0.00          2.00 2007   0.13  -0.13     0.27
  MONTH TO DATE    1.49                      2.36  -0.87     2.32
  SINCE JUN 1     14.89                      9.69   5.20    11.15
  SINCE JAN 1     31.47                     21.18  10.29    23.51

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    4                         0      4        0
  SINCE JUN 1     18                        56    -38       20
  SINCE JUL 1      4                         4      0        2

 COOLING
  YESTERDAY        7                         7      0       12
  MONTH TO DATE  114                       154    -40      240
  SINCE JUN 1    551                       577    -26      746
  SINCE JAN 1    575                       619    -44      815
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   N (10)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION     E (110)
  AVERAGE WIND SPEED     3.5



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


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


THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        93      2010
 MINIMUM TEMPERATURE (F)   63        57      2015
                                             2012
                                             2002


SUNRISE AND SUNSET
AUGUST 20 2017........SUNRISE   605 AM CDT   SUNSET   744 PM CDT
AUGUST 21 2017........SUNRISE   606 AM CDT   SUNSET   743 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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