242
CDUS46 KSEW 290831
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
1230 AM PST SUN NOV 29 2009
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 28 2009...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1945 TO 2009
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 50 145 PM 59 1999 48 2 51
MINIMUM 39 126 AM 17 1952 38 1 44
AVERAGE 45 43 2 48
PRECIPITATION (IN)
YESTERDAY 0.00 1.55 1995 0.21 -0.21 0.03
MONTH TO DATE 8.76 5.50 3.26 6.45
SINCE OCT 1 14.30 8.69 5.61 8.62
SINCE JAN 1 35.49 31.05 4.44 26.56
SNOWFALL (IN)
YESTERDAY 0.0 T 2006 0.0
1985
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 20 22 -2 17
MONTH TO DATE 512 547 -35 444
SINCE SEP 1 996 1068 -72 972
SINCE JUL 1 1061 1168 -107 1067
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 28 19 9 8
SINCE JAN 1 314 173 141 193
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WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 13.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 1200 AM
LOWEST 66 1100 AM
AVERAGE 76
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 59 1999
MINIMUM TEMPERATURE (F) 38 18 2006
SUNRISE AND SUNSET
NOVEMBER 29 2009......SUNRISE 734 AM PST SUNSET 421 PM PST
NOVEMBER 30 2009......SUNRISE 735 AM PST SUNSET 421 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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