Climatological Report (Daily)
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CDUS43 KLOT 190632
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST FRI DEC 19 2014


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 18 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1928 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         31    942 PM  59    1939  34     -3       34
  MINIMUM         25    904 AM  -9    1983  22      3       16
  AVERAGE         28                        28      0       25

PRECIPITATION (IN)
  YESTERDAY        T             1.06 2002   0.07  -0.07     0.00
  MONTH TO DATE    0.26                      1.59  -1.33     0.34
  SINCE DEC 1      0.26                      1.59  -1.33     0.34
  SINCE JAN 1     41.18                     38.11   3.07    33.91

DEGREE DAYS
 HEATING
  YESTERDAY       37                        37      0       40
  MONTH TO DATE  535                       617    -82      732
  SINCE DEC 1    535                       617    -82      732
  SINCE JUL 1   1792                      1752     40     1930

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1066                      1045     21     1091
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     4.9



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        56      1988
                                             1957
 MINIMUM TEMPERATURE (F)   22       -12      1983


SUNRISE AND SUNSET
DECEMBER 19 2014......SUNRISE   714 AM CST   SUNSET   422 PM CST
DECEMBER 20 2014......SUNRISE   714 AM CST   SUNSET   423 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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