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
435
CDUS46 KSEW 240121
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
521 PM PST MON JAN 23 2017


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 23 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         48    231 PM  56    2005  48      0       46
                                      2001
  MINIMUM         34    808 AM  16    1949  37     -3       43
  AVERAGE         41                        43     -2       45

PRECIPITATION (IN)
  TODAY            0.00          1.36 1959   0.17  -0.17     0.77
  MONTH TO DATE    4.17                      4.29  -0.12     5.48
  SINCE OCT 1     24.57                     19.69   4.88    29.87
  SINCE JAN 1      4.17                      4.29  -0.12     5.48

SNOWFALL (IN)
  TODAY            0.0           3.0  1952                   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           24                        22      2       20
  MONTH TO DATE  652                       534    118      509
  SINCE DEC 1   1482                      1289    193     1186
  SINCE JUL 1   2333                      2472   -139     2197

 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   4   RESULTANT WIND DIRECTION   N (10)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     5.1


SKY COVER
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           700 AM
 LOWEST     70          1200 PM
 AVERAGE    81

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   48        58      2015
                                             1995
 MINIMUM TEMPERATURE (F)   37        10      1950


SUNRISE AND SUNSET
JANUARY 23 2017.......SUNRISE   745 AM PST   SUNSET   458 PM PST
JANUARY 24 2017.......SUNRISE   744 AM PST   SUNSET   459 PM PST


-  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.