AFOS product CLIDCA
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CDUS41 KLWX 290530
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
128 AM EDT SAT SEP 29 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 28 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         81    139 PM  91    1886  75      6       80
  MINIMUM         65   1159 PM  42    1947  58      7       68
                                      1918
                                      1897
  AVERAGE         73                        66      7       74

PRECIPITATION (IN)
  YESTERDAY        0.24          2.46 2004   0.12   0.12     0.47
  MONTH TO DATE    4.29                      3.46   0.83     8.84
  SINCE SEP 1      4.29                      3.46   0.83     8.84
  SINCE JAN 1     23.00                     29.86  -6.86    36.14

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                         2     -2        0
  MONTH TO DATE    4                        17    -13       14
  SINCE SEP 1      4                        17    -13       14
  SINCE JUL 1      4                        17    -13       14

 COOLING
  YESTERDAY        8                         3      5        9
  MONTH TO DATE  228                       197     31      199
  SINCE SEP 1    228                       197     31      199
  SINCE JAN 1   1929                      1508    421     1901
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     6.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           600 AM
 LOWEST     49           600 PM
 AVERAGE    71

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        93      1954
 MINIMUM TEMPERATURE (F)   57        40      1942


SUNRISE AND SUNSET
SEPTEMBER 29 2012.....SUNRISE   703 AM EDT   SUNSET   653 PM EDT
SEPTEMBER 30 2012.....SUNRISE   704 AM EDT   SUNSET   652 PM EDT


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




$$