Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS46 KSEW 290834
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
134 AM PDT THU SEP 29 2016


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         67    415 PM  84    2003  67      0       70
  MINIMUM         52   1112 PM  38    1950  50      2       49
  AVERAGE         60                        58      2       60

PRECIPITATION (IN)
  YESTERDAY        0.00          1.71 2013   0.07  -0.07     0.00
  MONTH TO DATE    1.05                      1.37  -0.32     0.83
  SINCE OCT 1     49.17                     37.36  11.81    36.82
  SINCE JAN 1     24.78                     21.96   2.82    20.44

DEGREE DAYS
 HEATING
  YESTERDAY        5                         7     -2        5
  MONTH TO DATE   92                       116    -24      130
  SINCE SEP 1     92                       116    -24      130
  SINCE JUL 1    113                       201    -88      142

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                        19    -16       14
  SINCE SEP 1      3                        19    -16       14
  SINCE JAN 1    291                       187    104      474
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   N (20)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     7.8


SKY COVER
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           600 AM
 LOWEST     52           100 PM
 AVERAGE    68

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        81      1993
                                             1992
 MINIMUM TEMPERATURE (F)   49        37      1954


SUNRISE AND SUNSET
SEPTEMBER 29 2016.....SUNRISE   706 AM PDT   SUNSET   651 PM PDT
SEPTEMBER 30 2016.....SUNRISE   708 AM PDT   SUNSET   649 PM PDT


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




$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.