Climatological Report (Daily)
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087
CDUS46 KSEW 140117
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT TUE AUG 13 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 13 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         71    220 PM  92    2002  78     -7       89
  MINIMUM         59    614 AM  44    1955  58      1       63
  AVERAGE         65                        68     -3       76

PRECIPITATION (IN)
  TODAY            0.00          0.85 2014   0.02  -0.02     0.00
  MONTH TO DATE    0.00                      0.31  -0.31     0.04
  SINCE OCT 1     33.44                     37.07  -3.63    29.04
  SINCE JAN 1     16.29                     21.13  -4.84    14.15

SNOWFALL (IN)
  TODAY            0.0          MM      MM                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      0.3                                       8.1
  SINCE JUL 1      0.0                                       0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        0
  MONTH TO DATE    2                         6     -4        0
  SINCE JUN 1    141                       155    -14      114
  SINCE JUL 1      9                        37    -28        2

 COOLING
  TODAY            0                         4     -4       11
  MONTH TO DATE   53                        52      1       72
  SINCE JUN 1    236                       177     59      220
  SINCE JAN 1    243                       187     56      255
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     7.9


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           100 AM
 LOWEST     47          1200 PM
 AVERAGE    62

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        95      2010
 MINIMUM TEMPERATURE (F)   58        44      1955


SUNRISE AND SUNSET
AUGUST 13 2024........SUNRISE   604 AM PDT   SUNSET   823 PM PDT
AUGUST 14 2024........SUNRISE   605 AM PDT   SUNSET   822 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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