Climatological Report (Daily)
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CDUS46 KSEW 030121
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
520 PM PST FRI DEC 2 2016


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 2 2016...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         49    134 PM  57    1958  47      2       51
  MINIMUM         44   1007 AM  25    1985  37      7       40
  AVERAGE         47                        42      5       46

PRECIPITATION (IN)
  TODAY            0.24          1.75 1975   0.20   0.04     0.10
  MONTH TO DATE    0.25                      0.40  -0.15     0.58
  SINCE OCT 1     16.78                     10.45   6.33    13.76
  SINCE JAN 1     41.56                     32.54   9.02    34.20

SNOWFALL (IN)
  TODAY            0.0           1.7  1985                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      0.0                                       0.0
  SINCE JUL 1      0.0                                       0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           18                        23     -5       19
  MONTH TO DATE   40                        46     -6       39
  SINCE DEC 1     40                        46     -6       39
  SINCE JUL 1    891                      1229   -338     1050

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    291                       189    102      474
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     9.8


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 PM
 LOWEST     80           100 PM
 AVERAGE    87

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   47        60      2015
                                             1965
 MINIMUM TEMPERATURE (F)   36        27      1994


SUNRISE AND SUNSET
DECEMBER  2 2016......SUNRISE   738 AM PST   SUNSET   420 PM PST
DECEMBER  3 2016......SUNRISE   739 AM PST   SUNSET   419 PM PST


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




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