Climatological Report (Daily)
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CDUS43 KLOT 240636
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT THU AUG 24 2017


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 23 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1928 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         78    109 PM  97    1947  82     -4       82
  MINIMUM         60    529 AM  52    1940  66     -6       65
  AVERAGE         69                        74     -5       74

PRECIPITATION (IN)
  YESTERDAY        0.00          2.49 2007   0.11  -0.11     0.00
  MONTH TO DATE    1.74                      3.01  -1.27     4.97
  SINCE JUN 1      8.57                     11.08  -2.51    11.48
  SINCE JAN 1     27.89                     25.57   2.32    23.20

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                         0      3        0
  SINCE JUN 1      3                        32    -29        6
  SINCE JUL 1      3                         1      2        0

 COOLING
  YESTERDAY        4                         9     -5        9
  MONTH TO DATE  202                       222    -20      304
  SINCE JUN 1    814                       770     44      980
  SINCE JAN 1    869                       844     25     1087
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  NW (320)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     8.2



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


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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82       100      1947
 MINIMUM TEMPERATURE (F)   65        48      1942


SUNRISE AND SUNSET
AUGUST 24 2017........SUNRISE   609 AM CDT   SUNSET   737 PM CDT
AUGUST 25 2017........SUNRISE   610 AM CDT   SUNSET   735 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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