Climatological Report (Daily)
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000
CDUS46 KSEW 130135
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
635 PM PDT FRI APR 12 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 12 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         57    230 PM  79    2008  58     -1       54
  MINIMUM         45    451 AM  33    1968  43      2       38
                                      2022
  AVERAGE         51                        50      1       46

PRECIPITATION (IN)
  TODAY            T             0.85 2017   0.11  -0.11     0.00
  MONTH TO DATE    0.40                      1.41  -1.01     2.37
  SINCE OCT 1     30.06                     31.06  -1.00    25.27
  SINCE JAN 1     12.91                     15.12  -2.21    10.38

SNOWFALL (IN)
  TODAY           MM             0.3  1968                   0.0
  MONTH TO DATE    0.0                                        T
  SINCE OCT 1      0.3                                       8.1
  SINCE JUL 1      0.3                                       8.1
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           14                        14      0       19
  MONTH TO DATE  193                       184      9      229
  SINCE MAR 1    742                       741      1      821
  SINCE JUL 1   3632                      3788   -156     3908

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   N (360)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     9.9


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           400 AM
 LOWEST     57          1200 PM
 AVERAGE    74

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        75      1980
 MINIMUM TEMPERATURE (F)   43        32      1945
                                             2022


SUNRISE AND SUNSET
APRIL 12 2024.........SUNRISE   625 AM PDT   SUNSET   755 PM PDT
APRIL 13 2024.........SUNRISE   623 AM PDT   SUNSET   757 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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