AFOS product CLIDCA
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CDUS41 KLWX 200521
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
120 AM EDT TUE MAR 20 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MARCH 19 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         76    306 PM  87    1945  57     19       68
  MINIMUM         56    625 AM  12    1876  38     18       47
  AVERAGE         66                        48     18       58

PRECIPITATION (IN)
  YESTERDAY        0.01          2.12 1958   0.12  -0.11     0.00
  MONTH TO DATE    0.60                      2.01  -1.41     3.52
  SINCE MAR 1      0.60                      2.01  -1.41     3.52
  SINCE JAN 1      5.12                      7.44  -2.32     7.89

SNOWFALL (IN)
  YESTERDAY        0.0           2.3  1906   0.0    0.0
  MONTH TO DATE    T                         1.1   -1.1
  SINCE JUL 1      2.0                      14.3  -12.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                        17    -17        7
  MONTH TO DATE  190                       384   -194      347
  SINCE MAR 1    190                       384   -194      347
  SINCE JUL 1   2739                      3492   -753     3465

 COOLING
  YESTERDAY        1                         0      1        0
  MONTH TO DATE   11                         0     11        0
  SINCE MAR 1     11                         0     11        0
  SINCE JAN 1     11                         0     11        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     6.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     50           300 PM
 AVERAGE    72

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        83      1945
 MINIMUM TEMPERATURE (F)   39        12      1885


SUNRISE AND SUNSET
MARCH 20 2012.........SUNRISE   711 AM EDT   SUNSET   721 PM EDT
MARCH 21 2012.........SUNRISE   709 AM EDT   SUNSET   722 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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