Climatological Report (Daily)
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000
CDUS46 KSEW 310826
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
126 AM PDT THU JUL 31 2014


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 30 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         85    341 PM  96    2009  77      8       77
  MINIMUM         58    602 AM  48    1951  57      1       56
  AVERAGE         72                        67      5       67

PRECIPITATION (IN)
  YESTERDAY        0.00          0.39 1955   0.01  -0.01     0.00
  MONTH TO DATE    0.77                      0.68   0.09      T
  SINCE OCT 1     35.07                     35.09  -0.02    39.89
  SINCE JAN 1     28.08                     19.69   8.39    18.05

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   14                        48    -34        8
  SINCE JUN 1    108                       192    -84       57
  SINCE JUL 1     14                        48    -34        8

 COOLING
  YESTERDAY        7                         3      4        2
  MONTH TO DATE  141                        70     71      113
  SINCE JUN 1    152                        91     61      162
  SINCE JAN 1    167                        97     70      175
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   N (360)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     7.6


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     26           500 PM
 AVERAGE    63

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        93      1965
                                             1959
 MINIMUM TEMPERATURE (F)   57        47      1954


SUNRISE AND SUNSET
JULY 31 2014..........SUNRISE   546 AM PDT   SUNSET   844 PM PDT
AUGUST  1 2014........SUNRISE   547 AM PDT   SUNSET   843 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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