AFOS product CLIDCA
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CDUS41 KLWX 210519
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
118 AM EDT WED MAR 21 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MARCH 20 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         72    409 PM  83    1945  57     15       54
  MINIMUM         62   1159 PM  12    1885  39     23       38
  AVERAGE         67                        48     19       46

PRECIPITATION (IN)
  YESTERDAY        0.11          1.95 2003   0.13  -0.02      T
  MONTH TO DATE    0.71                      2.14  -1.43     3.52
  SINCE MAR 1      0.71                      2.14  -1.43     3.52
  SINCE JAN 1      5.23                      7.57  -2.34     7.89

SNOWFALL (IN)
  YESTERDAY        0.0           5.2  1914   0.1   -0.1
  MONTH TO DATE    T                         1.2   -1.2
  SINCE JUL 1      2.0                      14.4  -12.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                        17    -17       19
  MONTH TO DATE  190                       401   -211      366
  SINCE MAR 1    190                       401   -211      366
  SINCE JUL 1   2739                      3509   -770     3484

 COOLING
  YESTERDAY        2                         0      2        0
  MONTH TO DATE   13                         0     13        0
  SINCE MAR 1     13                         0     13        0
  SINCE JAN 1     13                         0     13        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     4.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     66           500 PM
 AVERAGE    80

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        89      1921
 MINIMUM TEMPERATURE (F)   39        10      1885


SUNRISE AND SUNSET
MARCH 21 2012.........SUNRISE   709 AM EDT   SUNSET   722 PM EDT
MARCH 22 2012.........SUNRISE   708 AM EDT   SUNSET   723 PM EDT


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




$$