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 280826
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
126 AM PDT TUE JUL 28 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 27 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         74    455 PM  95    1998  77     -3       83
                                      1958
  MINIMUM         54    324 AM  46    1956  57     -3       59
  AVERAGE         64                        67     -3       71

PRECIPITATION (IN)
  YESTERDAY        0.00          0.30 1983   0.01  -0.01     0.00
  MONTH TO DATE    0.09                      0.63  -0.54     0.77
  SINCE OCT 1     32.71                     35.04  -2.33    35.07
  SINCE JAN 1     16.33                     19.64  -3.31    28.08

DEGREE DAYS
 HEATING
  YESTERDAY        1                         1      0        0
  MONTH TO DATE    2                        45    -43       14
  SINCE JUN 1     31                       189   -158      108
  SINCE JUL 1      2                        45    -43       14

 COOLING
  YESTERDAY        0                         3     -3        6
  MONTH TO DATE  161                        61    100      118
  SINCE JUN 1    279                        82    197      129
  SINCE JAN 1    286                        88    198      144
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     4.2


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           100 AM
 LOWEST     38           300 PM
 AVERAGE    66

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        97      2009
                                             1998
                                             1958
 MINIMUM TEMPERATURE (F)   57        47      1953


SUNRISE AND SUNSET
JULY 28 2015..........SUNRISE   542 AM PDT   SUNSET   849 PM PDT
JULY 29 2015..........SUNRISE   543 AM PDT   SUNSET   847 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.