Climatological Report (Daily)
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000
CDUS46 KSEW 290119
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
619 PM PDT FRI AUG 28 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 28 2015...
VALID TODAY AS OF 0600 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         74    249 PM  95    1967  75     -1       74
  MINIMUM         60    507 AM  46    1952  55      5       58
  AVERAGE         67                        65      2       66

PRECIPITATION (IN)
  TODAY            0.02          0.47 1975   0.03  -0.01     0.00
  MONTH TO DATE    1.60                      0.76   0.84     1.43
  SINCE OCT 1     34.31                     35.87  -1.56    36.50
  SINCE JAN 1     17.93                     20.47  -2.54    29.51

DEGREE DAYS
 HEATING
  TODAY            0                         2     -2        0
  MONTH TO DATE    5                        29    -24        5
  SINCE JUN 1     36                       222   -186      113
  SINCE JUL 1      7                        78    -71       19

 COOLING
  TODAY            2                         2      0        1
  MONTH TO DATE  132                        70     62      144
  SINCE JUN 1    453                       162    291      307
  SINCE JAN 1    460                       168    292      322
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     5.5


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           400 AM
 LOWEST     44          1200 AM
 AVERAGE    61

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        91      1974
 MINIMUM TEMPERATURE (F)   55        44      1951


SUNRISE AND SUNSET
AUGUST 28 2015........SUNRISE   622 AM PDT   SUNSET   757 PM PDT
AUGUST 29 2015........SUNRISE   624 AM PDT   SUNSET   755 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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