Climatological Report (Daily)
Issued by NWS

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CDUS46 KSEW 160116
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
616 PM PDT MON APR 15 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 15 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         56    317 PM  75    2021  59     -3       51
  MINIMUM         44    635 AM  33    1967  43      1       42
  AVERAGE         50                        51     -1       47

PRECIPITATION (IN)
  TODAY            0.00          0.75 1950   0.11  -0.11     0.02
  MONTH TO DATE    0.40                      1.75  -1.35     2.39
  SINCE OCT 1     30.06                     31.40  -1.34    25.29
  SINCE JAN 1     12.91                     15.46  -2.55    10.40

SNOWFALL (IN)
  TODAY            0.0           T    1968                   0.0
                                      1986
  MONTH TO DATE    0.0                                        T
  SINCE OCT 1      0.3                                       8.1
  SINCE JUL 1      0.3                                       8.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           15                        14      1       18
  MONTH TO DATE  231                       226      5      285
  SINCE MAR 1    780                       783     -3      877
  SINCE JUL 1   3670                      3830   -160     3964

 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   9   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     9.4


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           600 AM
 LOWEST     48           300 PM
 AVERAGE    65

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        81      1947
                                             1999
 MINIMUM TEMPERATURE (F)   43        34      1960
                                             1972
                                             1976


SUNRISE AND SUNSET
APRIL 15 2024.........SUNRISE   619 AM PDT   SUNSET   800 PM PDT
APRIL 16 2024.........SUNRISE   618 AM PDT   SUNSET   801 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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