Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 290528
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
127 AM EDT THU SEP 29 2016


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 28 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         71    834 PM  91    1886  75     -4       83
  MINIMUM         64    246 AM  42    1947  58      6       67
                                      1918
                                      1897
  AVERAGE         68                        66      2       75

PRECIPITATION (IN)
  YESTERDAY        0.31          2.46 2004   0.12   0.19     0.00
  MONTH TO DATE    1.37                      3.46  -2.09     0.50
  SINCE SEP 1      1.37                      3.46  -2.09     0.50
  SINCE JAN 1     26.30                     29.86  -3.56    33.39

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    0                        17    -17        0
  SINCE SEP 1      0                        17    -17        0
  SINCE JUL 1      0                        17    -17        0

 COOLING
  YESTERDAY        3                         3      0       10
  MONTH TO DATE  335                       197    138      286
  SINCE SEP 1    335                       197    138      286
  SINCE JAN 1   1921                      1508    413     1960
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED     9.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     84          1200 PM
 AVERAGE    92

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


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 2016.....SUNRISE   703 AM EDT   SUNSET   653 PM EDT
SEPTEMBER 30 2016.....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.




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