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CDUS41 KGYX 180526
CLIPWM


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME                                     
1226 AM EST TUE DEC 18 2007


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

...THE PORTLAND CLIMATE SUMMARY FOR DECEMBER 17 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         27    237 AM  57    1984  36     -9       50       
  MINIMUM         13   1159 PM -12    1942  18     -5       28       
  AVERAGE         20                        27     -7       39      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.88 1973   0.14  -0.14      T      
  MONTH TO DATE    1.86                      2.41  -0.55     1.14    
  SINCE DEC 1      1.86                      2.41  -0.55     1.14    
  SINCE JAN 1     44.98                     44.00   0.98    58.64    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          22.3  1970   0.5   -0.5      0.0     
  MONTH TO DATE   22.7                       6.0   16.7      2.8     
  SINCE DEC 1     22.7                       6.0   16.7      2.8     
  SINCE JUL 1     22.7                       9.3   13.4      2.8     
  SNOW DEPTH      13                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       45                        38      7       26       
  MONTH TO DATE  706                       594    112      496       
  SINCE DEC 1    706                       594    112      496       
  SINCE JUL 1   2070                      2162    -92     1809       
                                                                     
 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  13   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    44   HIGHEST GUST DIRECTION    NW (300)      
  AVERAGE WIND SPEED    14.2                                         

                                                                      
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                      
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                      
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    88          1200 AM                                     
 LOWEST     43           300 PM                                     
 AVERAGE    66                                                       

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

                                                                      
THE PORTLAND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   36        53      1996                    
 MINIMUM TEMPERATURE (F)   18        -9      1963                    

                                                                      
SUNRISE AND SUNSET                                                   
DECEMBER 18 2007......SUNRISE   710 AM EST   SUNSET   406 PM EST   
DECEMBER 19 2007......SUNRISE   710 AM EST   SUNSET   406 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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