Climatological Report (Daily)
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000
CDUS46 KSEW 290831
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
130 AM PDT WED MAR 29 2017


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 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         53    422 PM  73    1994  56     -3       55
  MINIMUM         44    246 AM  26    1954  41      3       38
  AVERAGE         49                        48      1       47

PRECIPITATION (IN)
  YESTERDAY        0.14          0.87 2014   0.11   0.03      T
  MONTH TO DATE    6.80                      3.39   3.41     5.52
  SINCE OCT 1     40.27                     27.86  12.41    43.33
  SINCE JAN 1     19.87                     12.46   7.41    18.94

SNOWFALL (IN)
  YESTERDAY        0.0           T    1967                   0.0
  MONTH TO DATE    T                                         0.0
  SINCE OCT 1     11.2                                        T
  SINCE JUL 1     11.2                                        T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       16                        17     -1       18
  MONTH TO DATE  532                       522     10      448
  SINCE MAR 1    532                       522     10      448
  SINCE JUL 1   3705                      3776    -71     3292

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


WIND (MPH)
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION   S (180)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED    11.2


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1200 AM
 LOWEST     71           400 PM
 AVERAGE    82

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        78      2004
 MINIMUM TEMPERATURE (F)   41        24      1954


SUNRISE AND SUNSET
MARCH 29 2017.........SUNRISE   653 AM PDT   SUNSET   735 PM PDT
MARCH 30 2017.........SUNRISE   651 AM PDT   SUNSET   737 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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