Climatological Report (Daily)
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000
CDUS46 KSEW 240835
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
132 AM PDT SAT SEP 24 2016


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 23 2016...

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)
 YESTERDAY
  MAXIMUM         63    407 PM  84    1947  68     -5       69
  MINIMUM         53    331 AM  40    1948  51      2       47
  AVERAGE         58                        60     -2       58

PRECIPITATION (IN)
  YESTERDAY        0.01          0.72 2014   0.05  -0.04     0.00
  MONTH TO DATE    1.03                      1.05  -0.02     0.75
  SINCE OCT 1     49.15                     37.04  12.11    36.74
  SINCE JAN 1     24.76                     21.64   3.12    20.36

DEGREE DAYS
 HEATING
  YESTERDAY        7                         6      1        7
  MONTH TO DATE   79                        83     -4       98
  SINCE SEP 1     79                        83     -4       98
  SINCE JUL 1    100                       168    -68      110

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    1                        19    -18       14
  SINCE SEP 1      1                        19    -18       14
  SINCE JAN 1    289                       187    102      474
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   S (190)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    10.6


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86          1100 PM
 LOWEST     72           500 AM
 AVERAGE    79

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        89      1974
 MINIMUM TEMPERATURE (F)   50        38      1948


SUNRISE AND SUNSET
SEPTEMBER 24 2016.....SUNRISE   659 AM PDT   SUNSET   702 PM PDT
SEPTEMBER 25 2016.....SUNRISE   701 AM PDT   SUNSET   700 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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