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 020119
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
618 PM PDT MON SEP 1 2014


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 1 2014...
VALID TODAY AS OF 0600 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         74    339 PM  91    1987  74      0       82
  MINIMUM         55    441 AM  46    1973  55      0       60
  AVERAGE         65                        64      1       71

PRECIPITATION (IN)
  TODAY            0.00          0.55 1978   0.04  -0.04     0.00
  MONTH TO DATE    0.00                      0.04  -0.04     0.00
  SINCE OCT 1     36.88                     36.03   0.85    41.24
  SINCE JAN 1     29.89                     20.63   9.26    19.40

DEGREE DAYS
 HEATING
  TODAY            0                         2     -2        0
  MONTH TO DATE    0                         2     -2        0
  SINCE SEP 1      0                         2     -2        0
  SINCE JUL 1     23                        87    -64       15

 COOLING
  TODAY            0                         1     -1        6
  MONTH TO DATE    0                         1     -1        6
  SINCE SEP 1      0                         1     -1        6
  SINCE JAN 1    323                       169    154      336
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     6.1


SKY COVER
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           800 AM
 LOWEST     49           200 PM
 AVERAGE    68

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        98      1988
 MINIMUM TEMPERATURE (F)   55        41      1960


SUNRISE AND SUNSET
SEPTEMBER  1 2014.....SUNRISE   628 AM PDT   SUNSET   749 PM PDT
SEPTEMBER  2 2014.....SUNRISE   629 AM PDT   SUNSET   747 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.