Climatological Report (Daily)
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000
CDUS46 KSEW 260848
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
147 AM PDT SAT MAY 26 2018


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 25 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         68    247 PM  87    1947  66      2       70
  MINIMUM         52    354 AM  37    1964  49      3       47
  AVERAGE         60                        58      2       59

PRECIPITATION (IN)
  YESTERDAY        0.00          0.41 2011   0.06  -0.06     0.00
  MONTH TO DATE    0.12                      1.55  -1.43     2.16
  SINCE OCT 1     37.39                     32.45   4.94    47.16
  SINCE JAN 1     18.53                     17.05   1.48    26.76

DEGREE DAYS
 HEATING
  YESTERDAY        5                         8     -3        6
  MONTH TO DATE   99                       242   -143      215
  SINCE MAR 1   1077                      1256   -179     1219
  SINCE JUL 1   4110                      4510   -400     4392

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   15                         0     15        6
  SINCE MAR 1     17                         0     17        6
  SINCE JAN 1     17                         0     17        6
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  NW (330)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     5.9


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          1200 AM
 LOWEST     48           800 PM
 AVERAGE    63

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        89      2005
 MINIMUM TEMPERATURE (F)   49        40      1952


SUNRISE AND SUNSET
MAY 26 2018...........SUNRISE   521 AM PDT   SUNSET   853 PM PDT
MAY 27 2018...........SUNRISE   520 AM PDT   SUNSET   854 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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