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 030827
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
127 AM PDT THU SEP 3 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 2015...

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)
 YESTERDAY
  MAXIMUM         67    343 PM  98    1988  74     -7       68
  MINIMUM         52   1159 PM  41    1960  55     -3       57
  AVERAGE         60                        64     -4       63

PRECIPITATION (IN)
  YESTERDAY        T             0.71 1979   0.03  -0.03     0.12
  MONTH TO DATE    0.23                      0.07   0.16     0.12
  SINCE OCT 1     36.22                     36.06   0.16    37.00
  SINCE JAN 1     19.84                     20.66  -0.82    30.01

DEGREE DAYS
 HEATING
  YESTERDAY        5                         2      3        2
  MONTH TO DATE    8                         4      4        2
  SINCE SEP 1      8                         4      4        2
  SINCE JUL 1     20                        89    -69       25

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         2     -2        0
  SINCE SEP 1      0                         2     -2        0
  SINCE JAN 1    460                       170    290      323
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     8.5


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           200 AM
 LOWEST     48          1200 PM
 AVERAGE    71

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        92      1988
 MINIMUM TEMPERATURE (F)   54        45      1956


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.