AFOS product CLIDPA
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CDUS43 KLOT 280638
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
137 AM CDT FRI SEP 28 2012


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 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         67   1254 PM  84          71     -4       MM
  MINIMUM         39R   531 AM  39          48     -9       MM
  AVERAGE         53                        60     -7       MM

PRECIPITATION (IN)
  YESTERDAY        0.00          0.79        0.11  -0.11    MM
  MONTH TO DATE    1.30                      2.92  -1.62    MM
  SINCE SEP 1      1.30                      2.92  -1.62    MM
  SINCE JAN 1     15.57                     28.55 -12.98    MM

SNOWFALL (IN)
  YESTERDAY        0.0

DEGREE DAYS
 HEATING
  YESTERDAY       12                         7      5       MM
  MONTH TO DATE  129                        80     49       MM
  SINCE SEP 1    129                        80     49       MM
  SINCE JUL 1    135                        89     46       MM

 COOLING
  YESTERDAY        0                         1     -1       MM
  MONTH TO DATE   77                        75      2       MM
  SINCE SEP 1     77                        75      2       MM
  SINCE JAN 1   1089                       799    290       MM
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   N (10)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     7.5



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        75      2007
                                             2002
                                             1998
 MINIMUM TEMPERATURE (F)   47        37      2000


SUNRISE AND SUNSET
SEPTEMBER 28 2012.....SUNRISE   647 AM CDT   SUNSET   639 PM CDT
SEPTEMBER 29 2012.....SUNRISE   648 AM CDT   SUNSET   637 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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