Climatological Report (Daily)
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000
CDUS46 KSEW 230828
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
127 AM PDT THU MAY 23 2013


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 22 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         52    413 PM  86    1969  66    -14       55
  MINIMUM         45   1144 PM  37    1960  49     -4       48
  AVERAGE         49                        57     -8       52

PRECIPITATION (IN)
  YESTERDAY        0.54          0.67 1984   0.06   0.48     0.24
  MONTH TO DATE    1.53                      1.37   0.16     1.88
  SINCE OCT 1     37.74                     32.27   5.47    33.07
  SINCE JAN 1     15.90                     16.87  -0.97    22.22

DEGREE DAYS
 HEATING
  YESTERDAY       16                         8      8       13
  MONTH TO DATE  123                       218    -95      228
  SINCE MAR 1   1062                      1232   -170     1319
  SINCE JUL 1   4203                      4486   -283     4706

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   13                         0     13        3
  SINCE MAR 1     13                         0     13        3
  SINCE JAN 1     13                         0     13        3
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     6.6


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1100 AM
 LOWEST     74           200 PM
 AVERAGE    84

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        90      1969
 MINIMUM TEMPERATURE (F)   49        37      1980
                                             1950


SUNRISE AND SUNSET
MAY 23 2013...........SUNRISE   523 AM PDT   SUNSET   850 PM PDT
MAY 24 2013...........SUNRISE   522 AM PDT   SUNSET   851 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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