Climatological Report (Daily)
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CDUS43 KLOT 180638
CLIPWK


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT FRI AUG 18 2017


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR AUGUST 17 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         82    417 PM  89    2015  82      0       88
                                      2002
  MINIMUM         69   1159 PM  57    2013  63      6       69
                                      2012
  AVERAGE         76                        73      3       79

PRECIPITATION (IN)
  YESTERDAY        0.13          0.97 2000   0.13   0.00     0.00
  MONTH TO DATE    1.49                      2.11  -0.62     0.40
  SINCE JUN 1     14.89                      9.44   5.45     9.23
  SINCE JAN 1     31.47                     20.93  10.54    21.59

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       11                         8      3       14
  MONTH TO DATE   98                       139    -41      214
  SINCE JUN 1    535                       562    -27      720
  SINCE JAN 1    559                       604    -45      789
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    12.7



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


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


THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        88      2016
 MINIMUM TEMPERATURE (F)   63        53      2012


SUNRISE AND SUNSET
AUGUST 18 2017........SUNRISE   603 AM CDT   SUNSET   747 PM CDT
AUGUST 19 2017........SUNRISE   604 AM CDT   SUNSET   746 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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