Climatological Report (Daily)
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CDUS43 KLOT 230634
CLIPWK


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT SAT SEP 23 2017


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR SEPTEMBER 22 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         96R   200 PM  87    2005  72     24       82
  MINIMUM         69    556 AM  39    1999  51     18       64
  AVERAGE         83                        62     21       73

PRECIPITATION (IN)
  YESTERDAY        0.00          1.81 2000   0.09  -0.09     0.01
  MONTH TO DATE    0.53                      2.28  -1.75     0.70
  SINCE SEP 1      0.53                      2.28  -1.75     0.70
  SINCE JAN 1     32.15                     24.76   7.39    26.07

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        0
  MONTH TO DATE   43                        50     -7        1
  SINCE SEP 1     43                        50     -7        1
  SINCE JUL 1     49                        60    -11        3

 COOLING
  YESTERDAY       18                         1     17        8
  MONTH TO DATE  103                        71     32      119
  SINCE SEP 1    103                        71     32      119
  SINCE JAN 1    738                       768    -30     1032
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (180)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     4.5



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


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


THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        89      2010
 MINIMUM TEMPERATURE (F)   51        39      2012


SUNRISE AND SUNSET
SEPTEMBER 23 2017.....SUNRISE   640 AM CDT   SUNSET   647 PM CDT
SEPTEMBER 24 2017.....SUNRISE   641 AM CDT   SUNSET   645 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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