Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 220522
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
120 AM EDT FRI AUG 22 2014


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 21 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85    204 PM  94    2009  86     -1       89
                                      2005
  MINIMUM         62    500 AM  47    1976  64     -2       66
  AVERAGE         74                        75     -1       78

PRECIPITATION (IN)
  YESTERDAY        1.43R         1.42 1973   0.10   1.33     0.10
  MONTH TO DATE    3.85                      2.47   1.38     1.31
  SINCE JUN 1     10.56                     10.12   0.44    13.22
  SINCE JAN 1     34.91                     26.94   7.97    27.21

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 JUN 1      5                        15    -10        0
  SINCE JUL 1      3                         0      3        0

 COOLING
  YESTERDAY        9                        10     -1       13
  MONTH TO DATE  153                       229    -76      173
  SINCE JUN 1    681                       829   -148      848
  SINCE JAN 1    767                       921   -154      987
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    47   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     2.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     59           100 PM
 AVERAGE    80

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86       101      1983
 MINIMUM TEMPERATURE (F)   64        51      1976
                                             1969


SUNRISE AND SUNSET
AUGUST 22 2014........SUNRISE   630 AM EDT   SUNSET   755 PM EDT
AUGUST 23 2014........SUNRISE   631 AM EDT   SUNSET   754 PM EDT


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




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