Climatological Report (Daily)
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000
CDUS46 KSEW 170119
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
519 PM PST MON JAN 16 2017


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 16 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         44    436 PM  55    2011  47     -3       52
  MINIMUM         30    817 AM  13    1950  37     -7       42
  AVERAGE         37                        42     -5       47

PRECIPITATION (IN)
  TODAY            0.00          1.78 1958   0.20  -0.20     0.40
  MONTH TO DATE    1.00                      3.03  -2.03     2.15
  SINCE OCT 1     21.40                     18.43   2.97    26.54
  SINCE JAN 1      1.00                      3.03  -2.03     2.15

SNOWFALL (IN)
  TODAY            0.0           3.5  1954                   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           28                        23      5       18
  MONTH TO DATE  514                       376    138      382
  SINCE DEC 1   1344                      1131    213     1059
  SINCE JUL 1   2195                      2314   -119     2070

 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   3   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     3.9


SKY COVER
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           800 AM
 LOWEST     64          1100 AM
 AVERAGE    78

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   47        58      1946
 MINIMUM TEMPERATURE (F)   37        15      1950


SUNRISE AND SUNSET
JANUARY 16 2017.......SUNRISE   751 AM PST   SUNSET   448 PM PST
JANUARY 17 2017.......SUNRISE   750 AM PST   SUNSET   449 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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