Climatological Report (Daily)
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CDUS43 KLOT 230634
CLIMDW


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


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 22 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         95R   206 PM  93    1937  73     22       85
  MINIMUM         75    505 AM  34    1974  55     20       68
  AVERAGE         85                        64     21       77

PRECIPITATION (IN)
  YESTERDAY        0.00          1.09 1965   0.11  -0.11      T
  MONTH TO DATE    0.56                      2.48  -1.92     0.58
  SINCE SEP 1      0.56                      2.48  -1.92     0.58
  SINCE JAN 1     28.61                     29.03  -0.42    25.23

DEGREE DAYS
 HEATING
  YESTERDAY        0                         4     -4        0
  MONTH TO DATE   18                        39    -21        0
  SINCE SEP 1     18                        39    -21        0
  SINCE JUL 1     23                        44    -21        0

 COOLING
  YESTERDAY       20                         2     18       12
  MONTH TO DATE  130                       105     25      203
  SINCE SEP 1    130                       105     25      203
  SINCE JAN 1   1036                      1015     21     1395
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (190)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     7.1



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)   73        93      1937
 MINIMUM TEMPERATURE (F)   54        35      1974
                                             1947


SUNRISE AND SUNSET
SEPTEMBER 23 2017.....SUNRISE   640 AM CDT   SUNSET   646 PM CDT
SEPTEMBER 24 2017.....SUNRISE   641 AM CDT   SUNSET   644 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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