Climatological Report (Daily)
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000
CDUS46 KSEW 270829
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
129 AM PDT MON APR 27 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 26 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         60    247 PM  78    1987  61     -1       59
  MINIMUM         40    504 AM  32    1948  44     -4       42
  AVERAGE         50                        52     -2       51

PRECIPITATION (IN)
  YESTERDAY        T             0.37 1959   0.08  -0.08     0.13
  MONTH TO DATE    1.95                      2.42  -0.47     3.91
  SINCE OCT 1     31.73                     30.61   1.12    30.15
  SINCE JAN 1     15.35                     15.21   0.14    23.16

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      0.8                                       4.0
  SINCE JUL 1      0.8                                       4.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       15                        13      2       14
  MONTH TO DATE  367                       389    -22      352
  SINCE MAR 1    808                       963   -155      856
  SINCE JUL 1   3311                      4217   -906     3931

 COOLING
  YESTERDAY        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   5   RESULTANT WIND DIRECTION   S (180)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     6.1


SKY COVER
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           400 AM
 LOWEST     47           300 PM
 AVERAGE    66

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        81      1987
 MINIMUM TEMPERATURE (F)   44        31      1948


SUNRISE AND SUNSET
APRIL 27 2015.........SUNRISE   559 AM PDT   SUNSET   815 PM PDT
APRIL 28 2015.........SUNRISE   558 AM PDT   SUNSET   817 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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