000
CDUS41 KLWX 052124
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
422 PM EST THU NOV 5 2009


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 5 2009...
VALID TODAY AS OF 400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         57    202 PM  80    2003  60     -3       66
  MINIMUM         32    631 AM  19    1991  36     -4       54
  AVERAGE         45                        48     -3       60

PRECIPITATION (IN)
  TODAY            T             1.60 2003   0.11  -0.11     0.03
  MONTH TO DATE    0.65                      0.55   0.10     0.06
  SINCE SEP 1      8.18                      7.74   0.44     8.55
  SINCE JAN 1     39.58                     35.97   3.61    39.43

SNOWFALL (IN)
  TODAY            0.0                       0.0    0.0
  MONTH TO DATE    0.0                       T      0.0
  SINCE JUL 1      0.0                       0.1   -0.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           20                        16      4        5
  MONTH TO DATE   79                        79      0       47
  SINCE SEP 1    366                       462    -96      385
  SINCE JUL 1    366                       467   -101      385

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1    137                       147    -10      177
  SINCE JAN 1   1259                      1072    187     1171
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     3.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           500 AM
 LOWEST     38          1200 PM
 AVERAGE    64

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   60        78      1994
                                             1978
 MINIMUM TEMPERATURE (F)   36        16      1991


SUNRISE AND SUNSET
NOVEMBER  5 2009......SUNRISE   642 AM EST   SUNSET   505 PM EST
NOVEMBER  6 2009......SUNRISE   643 AM EST   SUNSET   504 PM EST


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




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