Climatological Report (Daily)
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929
CDUS46 KSEW 250123
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
622 PM PDT SAT SEP 24 2016


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 24 2016...
VALID TODAY AS OF 0600 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         66    247 PM  89    1974  68     -2       72
  MINIMUM         53    542 AM  38    1948  50      3       52
  AVERAGE         60                        59      1       62

PRECIPITATION (IN)
  TODAY            0.00          0.99 1950   0.06  -0.06     0.00
  MONTH TO DATE    1.03                      1.11  -0.08     0.75
  SINCE OCT 1     49.15                     37.10  12.05    36.74
  SINCE JAN 1     24.76                     21.70   3.06    20.36

DEGREE DAYS
 HEATING
  TODAY            5                         6     -1        3
  MONTH TO DATE   84                        89     -5      101
  SINCE SEP 1     84                        89     -5      101
  SINCE JUL 1    105                       174    -69      113

 COOLING
  TODAY            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   4   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     5.7


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           400 AM
 LOWEST     52           200 PM
 AVERAGE    71

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        85      1991
 MINIMUM TEMPERATURE (F)   50        36      1972


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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