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 040122
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
622 PM PDT THU SEP 3 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 2015...
VALID TODAY AS OF 0600 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         65    404 PM  92    1988  74     -9       69
  MINIMUM         51    134 AM  45    1956  54     -3       55
  AVERAGE         58                        64     -6       62

PRECIPITATION (IN)
  TODAY            0.00          0.46 2007   0.04  -0.04     0.00
  MONTH TO DATE    0.23                      0.11   0.12     0.12
  SINCE OCT 1     36.22                     36.10   0.12    37.00
  SINCE JAN 1     19.84                     20.70  -0.86    30.01

DEGREE DAYS
 HEATING
  TODAY            7                         2      5        3
  MONTH TO DATE   15                         6      9        5
  SINCE SEP 1     15                         6      9        5
  SINCE JUL 1     27                        91    -64       28

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE    0                         3     -3        0
  SINCE SEP 1      0                         3     -3        0
  SINCE JAN 1    460                       171    289      323
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     6.7


SKY COVER
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           200 AM
 LOWEST     48           300 PM
 AVERAGE    72

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        87      2003
                                             1963
 MINIMUM TEMPERATURE (F)   54        42      1952


SUNRISE AND SUNSET
SEPTEMBER  3 2015.....SUNRISE   630 AM PDT   SUNSET   746 PM PDT
SEPTEMBER  4 2015.....SUNRISE   632 AM PDT   SUNSET   744 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.