Climatological Report (Daily)
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CDUS43 KLOT 220633
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT SUN OCT 22 2017


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 21 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    257 PM  87    1953  61     17       55
  MINIMUM         62    709 AM  26    1952  44     18       40
  AVERAGE         70                        53     17       48

PRECIPITATION (IN)
  YESTERDAY        0.00          2.24 1933   0.11  -0.11     0.00
  MONTH TO DATE    3.01                      2.13   0.88     3.06
  SINCE SEP 1      3.57                      5.44  -1.87     3.89
  SINCE JAN 1     31.62                     31.99  -0.37    28.54

DEGREE DAYS
 HEATING
  YESTERDAY        0                        13    -13       17
  MONTH TO DATE   50                       202   -152       94
  SINCE SEP 1     72                       279   -207      105
  SINCE JUL 1     77                       284   -207      105

 COOLING
  YESTERDAY        5                         0      5        0
  MONTH TO DATE   41                        13     28       38
  SINCE SEP 1    245                       132    113      267
  SINCE JAN 1   1151                      1042    109     1459
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  14   RESULTANT WIND DIRECTION   S (190)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    13.8



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)   60        87      1953
 MINIMUM TEMPERATURE (F)   44        24      1930


SUNRISE AND SUNSET
OCTOBER 22 2017.......SUNRISE   712 AM CDT   SUNSET   559 PM CDT
OCTOBER 23 2017.......SUNRISE   713 AM CDT   SUNSET   557 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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