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CDUS41 KGYX 150524
CLIPWM


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME                                     
1223 AM EST SAT DEC 15 2007


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

...THE PORTLAND CLIMATE SUMMARY FOR DECEMBER 14 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         37    308 PM  55    2006  37      0       55       
  MINIMUM         16    449 AM  -6    1976  19     -3       37       
  AVERAGE         27                        28     -1       46      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.03          1.74 1917   0.14  -0.11     0.00    
  MONTH TO DATE    1.04                      1.99  -0.95     1.14    
  SINCE DEC 1      1.04                      1.99  -0.95     1.14    
  SINCE JAN 1     44.16                     43.58   0.58    58.64    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T             9.1  1917   0.4   -0.4      0.0     
  MONTH TO DATE   13.7                       4.7    9.0      2.8     
  SINCE DEC 1     13.7                       4.7    9.0      2.8     
  SINCE JUL 1     13.7                       8.0    5.7      2.8     
  SNOW DEPTH       7                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       38                        37      1       19       
  MONTH TO DATE  570                       482     88      421       
  SINCE DEC 1    570                       482     88      421       
  SINCE JUL 1   1934                      2050   -116     1734       
                                                                     
 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   5   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     7.1                                         

                                                                      
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

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

                                                                      
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    88          1200 AM                                     
 LOWEST     53          1100 PM                                     
 AVERAGE    71                                                       

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

                                                                      
THE PORTLAND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   36        53      1975                    
 MINIMUM TEMPERATURE (F)   19        -3      1989                    

                                                                      
SUNRISE AND SUNSET                                                   
DECEMBER 15 2007......SUNRISE   708 AM EST   SUNSET   405 PM EST   
DECEMBER 16 2007......SUNRISE   708 AM EST   SUNSET   405 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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