AFOS product CLIDCA
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CDUS41 KLWX 220531
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
129 AM EDT SAT SEP 22 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 21 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         80    305 PM  96    1895  78      2       76
  MINIMUM         59    623 AM  41    1956  61     -2       64
  AVERAGE         70                        69      1       70

PRECIPITATION (IN)
  YESTERDAY        0.00          2.18 1979   0.13  -0.13     0.02
  MONTH TO DATE    3.51                      2.55   0.96     7.32
  SINCE SEP 1      3.51                      2.55   0.96     7.32
  SINCE JAN 1     22.22                     28.95  -6.73    34.62

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                         1     -1        0
  MONTH TO DATE    0                         6     -6       14
  SINCE SEP 1      0                         6     -6       14
  SINCE JUL 1      0                         6     -6       14

 COOLING
  YESTERDAY        5                         5      0        5
  MONTH TO DATE  188                       169     19      143
  SINCE SEP 1    188                       169     19      143
  SINCE JAN 1   1889                      1480    409     1845
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     6.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           500 AM
 LOWEST     54           100 PM
 AVERAGE    69

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        98      1895
 MINIMUM TEMPERATURE (F)   60        39      1904


SUNRISE AND SUNSET
SEPTEMBER 22 2012.....SUNRISE   656 AM EDT   SUNSET   704 PM EDT
SEPTEMBER 23 2012.....SUNRISE   657 AM EDT   SUNSET   703 PM EDT


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




$$