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Displaying AFOS PIL: CLISEA Received: 2018-01-20 08:31 UTC
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CDUS46 KSEW 200831
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
1231 AM PST SAT JAN 20 2018
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...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 19 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2018
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 46 728 PM 62 2005 48 -2 50
MINIMUM 38 329 AM 18 1954 37 1 41
AVERAGE 42 42 0 46
PRECIPITATION (IN)
YESTERDAY 0.03 2.26 1967 0.18 -0.15 0.09
MONTH TO DATE 3.99 3.59 0.40 4.04
SINCE OCT 1 22.85 18.99 3.86 24.44
SINCE JAN 1 3.99 3.59 0.40 4.04
SNOWFALL (IN)
YESTERDAY 0.0 3.5 1996 0.0
MONTH TO DATE 0.0 3.0
SINCE OCT 1 3.0 4.0
SINCE JUL 1 3.0 4.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 23 23 0 19
MONTH TO DATE 366 445 -79 569
SINCE DEC 1 1135 1200 -65 1399
SINCE JUL 1 2124 2383 -259 2250
COOLING
YESTERDAY 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
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WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 11.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 300 AM
LOWEST 65 500 PM
AVERAGE 75
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 64 1981
MINIMUM TEMPERATURE (F) 37 16 1962
1954
SUNRISE AND SUNSET
JANUARY 20 2018.......SUNRISE 748 AM PST SUNSET 453 PM PST
JANUARY 21 2018.......SUNRISE 747 AM PST SUNSET 454 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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