AFOS product CLIDCA
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CDUS41 KLWX 090535
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
134 AM EDT SUN SEP 9 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 8 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         91    201 PM 100    1939  82      9       79
  MINIMUM         66    352 PM  52    1988  65      1       71
  AVERAGE         79                        74      5       75

PRECIPITATION (IN)
  YESTERDAY        0.49          2.93 1969   0.12   0.37     1.39
  MONTH TO DATE    2.44                      0.88   1.56     6.63
  SINCE SEP 1      2.44                      0.88   1.56     6.63
  SINCE JAN 1     21.15                     27.28  -6.13    33.93

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      0.0                       0.0    0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       14                         9      5       10
  MONTH TO DATE  129                        80     49       69
  SINCE SEP 1    129                        80     49       69
  SINCE JAN 1   1830                      1391    439     1771
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    40   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    58   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    11.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           400 AM
 LOWEST     52           100 PM
 AVERAGE    73

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        98      1872
 MINIMUM TEMPERATURE (F)   65        48      1901


SUNRISE AND SUNSET
SEPTEMBER  9 2012.....SUNRISE   645 AM EDT   SUNSET   725 PM EDT
SEPTEMBER 10 2012.....SUNRISE   645 AM EDT   SUNSET   724 PM EDT


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




$$