Climatological Report (Daily)
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000
CDUS46 KSEW 300828
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
128 AM PDT TUE SEP 30 2014


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 2014...

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)
 YESTERDAY
  MAXIMUM         62    142 PM  81    1993  66     -4       58
                                      1992
  MINIMUM         52    341 AM  37    1954  49      3       52
  AVERAGE         57                        58     -1       55

PRECIPITATION (IN)
  YESTERDAY        0.03          0.92 1951   0.06  -0.03     0.66
  MONTH TO DATE    2.23                      1.43   0.80     5.44
  SINCE OCT 1     39.11                     37.42   1.69    46.68
  SINCE JAN 1     32.12                     22.02  10.10    24.84

DEGREE DAYS
 HEATING
  YESTERDAY        8                         7      1       10
  MONTH TO DATE   38                       123    -85       85
  SINCE SEP 1     38                       123    -85       85
  SINCE JUL 1     61                       208   -147      100

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   44                        19     25       55
  SINCE SEP 1     44                        19     25       55
  SINCE JAN 1    367                       187    180      385
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   S (180)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     7.9


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     78           100 PM
 AVERAGE    89

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        82      1992
 MINIMUM TEMPERATURE (F)   49        36      1950


SUNRISE AND SUNSET
SEPTEMBER 30 2014.....SUNRISE   707 AM PDT   SUNSET   650 PM PDT
OCTOBER  1 2014.......SUNRISE   708 AM PDT   SUNSET   648 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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