Climatological Report (Daily)
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000
CDUS46 KSEW 210121
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
620 PM PDT MON OCT 20 2014


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 20 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         61    410 PM  69    1987  58      3       51
  MINIMUM         57    756 AM  29    1949  45     12       46
  AVERAGE         59                        52      7       49

PRECIPITATION (IN)
  TODAY            0.29          5.02 2003   0.12   0.17     0.00
  MONTH TO DATE    2.23                      1.85   0.38     1.44
  SINCE OCT 1      2.23                      1.85   0.38     1.44
  SINCE JAN 1     34.35                     23.94  10.41    27.01

SNOWFALL (IN)
  TODAY            0.0          MM      MM                   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            6                        13     -7       16
  MONTH TO DATE   93                       215   -122      245
  SINCE SEP 1    135                       347   -212      341
  SINCE JUL 1    158                       432   -274      356

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    2                         0      2        0
  SINCE SEP 1     46                        21     25       55
  SINCE JAN 1    369                       189    180      385
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     6.5


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 AM
 LOWEST     78          1200 PM
 AVERAGE    86

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        72      1965
 MINIMUM TEMPERATURE (F)   45        32      1949


SUNRISE AND SUNSET
OCTOBER 20 2014.......SUNRISE   735 AM PDT   SUNSET   612 PM PDT
OCTOBER 21 2014.......SUNRISE   737 AM PDT   SUNSET   610 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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