AFOS product CLIDCA
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
247 
CDUS41 KLWX 150519
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
118 AM EDT TUE MAY 15 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 14 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         73    206 PM  93    1956  75     -2       67
  MINIMUM         62    630 AM  41    1928  56      6       59
  AVERAGE         68                        65      3       63

PRECIPITATION (IN)
  YESTERDAY        0.24          1.33 1905   0.13   0.11     0.48
  MONTH TO DATE    1.14                      1.73  -0.59     1.07
  SINCE MAR 1      4.08                      8.27  -4.19     8.67
  SINCE JAN 1      8.60                     13.70  -5.10    13.04

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      2.0                      14.5  -12.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        2
  MONTH TO DATE    4                        51    -47       47
  SINCE MAR 1    496                       889   -393      866
  SINCE JUL 1   3045                      3997   -952     3984

 COOLING
  YESTERDAY        3                         3      0        0
  MONTH TO DATE   47                        29     18       11
  SINCE MAR 1     97                        55     42       55
  SINCE JAN 1     97                        55     42       55
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     8.3


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           700 AM
 LOWEST     61          1200 AM
 AVERAGE    77

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        94      1962
                                             1900
 MINIMUM TEMPERATURE (F)   56        40      1939


SUNRISE AND SUNSET
MAY 15 2012...........SUNRISE   555 AM EDT   SUNSET   814 PM EDT
MAY 16 2012...........SUNRISE   554 AM EDT   SUNSET   815 PM EDT


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




$$