Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 210525
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1224 AM EST TUE FEB 21 2017


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR FEBRUARY 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         68    359 PM  76    1930  48     20       65
  MINIMUM         43    542 AM   5    2015  32     11       40
  AVERAGE         56                        40     16       53

PRECIPITATION (IN)
  YESTERDAY        0.00          1.45 1921   0.09  -0.09     0.00
  MONTH TO DATE    0.16                      1.87  -1.71     2.08
  SINCE DEC 1      5.52                      7.73  -2.21     9.60
  SINCE JAN 1      2.91                      4.68  -1.77     4.76

SNOWFALL (IN)
  YESTERDAY        0.0           7.6  1947   0.2   -0.2
  MONTH TO DATE    T                         4.4   -4.4
  SINCE JUL 1      1.4                      12.8  -11.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        9                        25    -16       12
  MONTH TO DATE  399                       535   -136      559
  SINCE DEC 1   1810                      2220   -410     1903
  SINCE JUL 1   2297                      2915   -618     2438

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        1
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     7.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           700 AM
 LOWEST     24           400 PM
 AVERAGE    58

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   49        75      1953
 MINIMUM TEMPERATURE (F)   32         7      1885


SUNRISE AND SUNSET
FEBRUARY 21 2017......SUNRISE   651 AM EST   SUNSET   553 PM EST
FEBRUARY 22 2017......SUNRISE   650 AM EST   SUNSET   554 PM EST


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




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