583  
CDUS46 KSEW 230836  
CLISEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE WA  
1236 AM PST FRI FEB 23 2018  
 
   
...............................
 
 
   
..THE SEATTLE WA WFO CLIMATE SUMMARY FOR FEBRUARY 22 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1986 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST  
VALUE (LST) VALUE YEAR    
................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 40 MM 61 2004 48  
MINIMUM 27R MM 29 2005 34  
AVERAGE 34 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.64 2002 0.02  
MONTH TO DATE 2.44 7.34  
SINCE OCT 1 27.73 32.76  
SINCE JAN 1 10.86 11.04  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0  
MONTH TO DATE 0.8 1.0  
SINCE OCT 1 4.0 2.4  
SINCE JUL 1 4.0 2.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 24  
MONTH TO DATE 501 492  
SINCE DEC 1 1867 2114  
SINCE JUL 1 2842 2925  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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