Climatological Report (Daily)
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000
CDUS46 KSEW 190118
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
518 PM PST WED JAN 18 2017


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 18 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         53   1221 PM  60    2005  48      5       52
  MINIMUM         44    847 AM   9    1950  37      7       43
  AVERAGE         49                        42      7       48

PRECIPITATION (IN)
  TODAY            0.99          2.98 1986   0.19   0.80     0.06
  MONTH TO DATE    3.73                      3.41   0.32     2.54
  SINCE OCT 1     24.13                     18.81   5.32    26.93
  SINCE JAN 1      3.73                      3.41   0.32     2.54

SNOWFALL (IN)
  TODAY            0.0           6.8  2012                   0.0
  MONTH TO DATE    3.0                                        T
  SINCE OCT 1      4.0                                        T
  SINCE JUL 1      4.0                                        T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           16                        23     -7       17
  MONTH TO DATE  550                       422    128      418
  SINCE DEC 1   1380                      1177    203     1095
  SINCE JUL 1   2231                      2360   -129     2106

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  SE (120)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED    10.0


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     80           300 PM
 AVERAGE    90

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   48        62      2005
 MINIMUM TEMPERATURE (F)   37        18      1954


SUNRISE AND SUNSET
JANUARY 18 2017.......SUNRISE   750 AM PST   SUNSET   450 PM PST
JANUARY 19 2017.......SUNRISE   749 AM PST   SUNSET   452 PM PST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$




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