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CDUS41 KGYX 110531
CLIPWM


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME                                     
1230 AM EST TUE DEC 11 2007


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

...THE PORTLAND CLIMATE SUMMARY FOR DECEMBER 10 2007...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1941 TO 2007


 WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         29    218 PM  56    1953  38     -9       47       
  MINIMUM         13   1118 PM  -8    1949  21     -8       26       
  AVERAGE         21                        29     -8       37      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          2.58 1878   0.14  -0.10     0.00    
  MONTH TO DATE    0.65                      1.43  -0.78     1.02    
  SINCE DEC 1      0.65                      1.43  -0.78     1.02    
  SINCE JAN 1     43.77                     43.02   0.75    58.52    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        1.2           9.0  1905   0.4    0.8      0.0     
  MONTH TO DATE   10.1                       3.1    7.0      2.8     
  SINCE DEC 1     10.1                       3.1    7.0      2.8     
  SINCE JUL 1     10.1                       6.4    3.7      2.8     
  SNOW DEPTH       4                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       44                        35      9       28       
  MONTH TO DATE  410                       337     73      312       
  SINCE DEC 1    410                       337     73      312       
  SINCE JUL 1   1774                      1905   -131     1625       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    397                       347     50      432       
..................................................................


 WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   N (360)      
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    NE (30)       
  AVERAGE WIND SPEED     2.8                                         

                                                                      
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                      
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                
  HAZE                                                               

                                                                      
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           800 PM                                     
 LOWEST     62           400 AM                                     
 AVERAGE    77                                                       

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

                                                                      
THE PORTLAND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   38        60      1966                    
 MINIMUM TEMPERATURE (F)   20        -6      1958                    

                                                                      
SUNRISE AND SUNSET                                                   
DECEMBER 11 2007......SUNRISE   704 AM EST   SUNSET   404 PM EST   
DECEMBER 12 2007......SUNRISE   705 AM EST   SUNSET   404 PM EST   

                                                                     
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

 


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