Climatological Report (Daily)
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000
CDUS46 KSEW 290831
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
131 AM PDT MON MAY 29 2017


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 28 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         86    416 PM  92    1983  67     19       62
  MINIMUM         56   1159 PM  38    1954  50      6       49
  AVERAGE         71                        58     13       56

PRECIPITATION (IN)
  YESTERDAY        0.00          0.88 1948   0.07  -0.07     0.10
  MONTH TO DATE    2.16                      1.75   0.41     0.94
  SINCE OCT 1     47.16                     32.65  14.51    45.46
  SINCE JAN 1     26.76                     17.25   9.51    21.07

DEGREE DAYS
 HEATING
  YESTERDAY        0                         7     -7        9
  MONTH TO DATE  215                       263    -48      155
  SINCE MAR 1   1219                      1277    -58      887
  SINCE JUL 1   4392                      4531   -139     3731

 COOLING
  YESTERDAY        6                         0      6        0
  MONTH TO DATE   19                         0     19       11
  SINCE MAR 1     19                         0     19       25
  SINCE JAN 1     19                         0     19       25
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  NW (320)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     6.2


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           400 AM
 LOWEST     27           400 PM
 AVERAGE    52

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        85      1973
 MINIMUM TEMPERATURE (F)   50        35      1951


SUNRISE AND SUNSET
MAY 29 2017...........SUNRISE   518 AM PDT   SUNSET   856 PM PDT
MAY 30 2017...........SUNRISE   517 AM PDT   SUNSET   857 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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