Climatological Report (Daily)
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CDUS43 KLOT 170635
CLIPWK


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1234 AM CST WED DEC 17 2014


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR DECEMBER 16 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1996 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         45   1209 PM  55    2006  35     10       22
  MINIMUM         29   1159 PM   4    2013  21      8        4
  AVERAGE         37                        28      9       13

PRECIPITATION (IN)
  YESTERDAY        0.04          0.48 2000   0.05  -0.01      T
  MONTH TO DATE    0.26                      1.03  -0.77     0.17
  SINCE DEC 1      0.26                      1.03  -0.77     0.17
  SINCE JAN 1     32.37                     32.55  -0.18    28.54

DEGREE DAYS
 HEATING
  YESTERDAY       28                        37     -9       52
  MONTH TO DATE  505                       560    -55      675
  SINCE DEC 1    505                       560    -55      675
  SINCE JUL 1   1908                      1830     78     1946

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    780                       789     -9      918
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION  NW (300)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    10.3



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


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


THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        53      2006
 MINIMUM TEMPERATURE (F)   20         0      2000


SUNRISE AND SUNSET
DECEMBER 17 2014......SUNRISE   714 AM CST   SUNSET   421 PM CST
DECEMBER 18 2014......SUNRISE   715 AM CST   SUNSET   422 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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