AFOS product CLIDPA
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CDUS43 KLOT 220637
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT SEP 22 2012


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 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         59   1128 AM  89          74    -15       MM
  MINIMUM         44    532 AM  40          51     -7       MM
  AVERAGE         52                        62    -10       MM

PRECIPITATION (IN)
  YESTERDAY        0.15          0.17        0.11   0.04    MM
  MONTH TO DATE    1.29                      2.26  -0.97    MM
  SINCE SEP 1      1.29                      2.26  -0.97    MM
  SINCE JAN 1     15.56                     27.89 -12.33    MM

SNOWFALL (IN)
  YESTERDAY        0.0

DEGREE DAYS
 HEATING
  YESTERDAY       13                         4      9       MM
  MONTH TO DATE   62                        46     16       MM
  SINCE SEP 1     62                        46     16       MM
  SINCE JUL 1     68                        55     13       MM

 COOLING
  YESTERDAY        0                         2     -2       MM
  MONTH TO DATE   77                        69      8       MM
  SINCE SEP 1     77                        69      8       MM
  SINCE JAN 1   1089                       793    296       MM
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   N (360)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     5.4



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)   73        88      2005
 MINIMUM TEMPERATURE (F)   50        38      1999


SUNRISE AND SUNSET
SEPTEMBER 22 2012.....SUNRISE   641 AM CDT   SUNSET   649 PM CDT
SEPTEMBER 23 2012.....SUNRISE   642 AM CDT   SUNSET   648 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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