Climatological Report (Daily)
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CDUS46 KSEW 180119
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
618 PM PDT THU APR 17 2014


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 17 2014...
VALID TODAY AS OF 0600 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         53    238 PM  74    1983  59     -6       59
  MINIMUM         50    455 PM  33    1964  42      8       39
  AVERAGE         52                        50      2       49

PRECIPITATION (IN)
  TODAY            0.47          0.71 1958   0.09   0.38     0.00
  MONTH TO DATE    1.38                      1.68  -0.30     4.55
  SINCE OCT 1     27.62                     29.87  -2.25    34.87
  SINCE JAN 1     20.63                     14.47   6.16    13.03

SNOWFALL (IN)
  TODAY            0.0           1.2  1972                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      4.0                                       0.6
  SINCE JUL 1      4.0                                       0.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           13                        15     -2       16
  MONTH TO DATE  215                       266    -51      257
  SINCE MAR 1    719                       840   -121      780
  SINCE JUL 1   3794                      4094   -300     3921

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   S (180)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    10.2


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          1200 PM
 LOWEST     89           800 AM
 AVERAGE    93

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        77      1962
 MINIMUM TEMPERATURE (F)   42        34      1964
                                             1961
                                             1950


SUNRISE AND SUNSET
APRIL 17 2014.........SUNRISE   617 AM PDT   SUNSET   802 PM PDT
APRIL 18 2014.........SUNRISE   615 AM PDT   SUNSET   803 PM PDT


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




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