AFOS product CLIDPA
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CDUS43 KLOT 190634
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST WED DEC 19 2012


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         40    859 PM  54          34      6       43
  MINIMUM         29   1203 AM  -4          18     11       24
  AVERAGE         35                        26      9       34

PRECIPITATION (IN)
  YESTERDAY        T             0.56        0.06  -0.06     0.00
  MONTH TO DATE    0.67                      1.09  -0.42     1.87
  SINCE DEC 1      0.67                      1.09  -0.42     1.87
  SINCE JAN 1     20.52                     36.28 -15.76     2.76

SNOWFALL (IN)
  YESTERDAY       MM

DEGREE DAYS
 HEATING
  YESTERDAY       30                        39     -9       31
  MONTH TO DATE  461                       647   -186      567
  SINCE DEC 1    461                       647   -186      567
  SINCE JUL 1   1890                      1901    -11      742

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1093                       814    279        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     8.0



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


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        53      2002
 MINIMUM TEMPERATURE (F)   18        -6      2005


SUNRISE AND SUNSET
DECEMBER 19 2012......SUNRISE   717 AM CST   SUNSET   424 PM CST
DECEMBER 20 2012......SUNRISE   717 AM CST   SUNSET   425 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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