AFOS product CLIDCA
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CDUS41 KLWX 020521
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
120 AM EDT SUN SEP 2 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 1 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         95    218 PM  99    1980  84     11       82
                                      1953
  MINIMUM         73    930 PM  50    1890  67      6       66
  AVERAGE         84                        76      8       74

PRECIPITATION (IN)
  YESTERDAY        1.64          2.82 1952   0.10   1.54      T
  MONTH TO DATE    1.64                      0.10   1.54      T
  SINCE SEP 1      1.64                      0.10   1.54      T
  SINCE JAN 1     20.35                     26.50  -6.15    27.30

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       19                        11      8        9
  MONTH TO DATE   19                        11      8        9
  SINCE SEP 1     19                        11      8        9
  SINCE JAN 1   1720                      1322    398     1711
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    49   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     5.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           500 AM
 LOWEST     44           200 PM
 AVERAGE    60

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       101      1980
 MINIMUM TEMPERATURE (F)   67        50      1895
                                             1892


SUNRISE AND SUNSET
SEPTEMBER  2 2012.....SUNRISE   638 AM EDT   SUNSET   736 PM EDT
SEPTEMBER  3 2012.....SUNRISE   639 AM EDT   SUNSET   735 PM EDT


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




$$