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CDUS41 KGYX 120524
CLIPWM


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME                                     
1223 AM EST WED DEC 12 2007


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

...THE PORTLAND CLIMATE SUMMARY FOR DECEMBER 11 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         34   1159 PM  60    1966  38     -4       42       
  MINIMUM          9    247 AM  -6    1958  20    -11       24       
  AVERAGE         22                        29     -7       33      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.14          2.01 1887   0.14   0.00     0.01    
  MONTH TO DATE    0.79                      1.57  -0.78     1.03    
  SINCE DEC 1      0.79                      1.57  -0.78     1.03    
  SINCE JAN 1     43.91                     43.16   0.75    58.53    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM             4.4  1882   0.4   MM        0.0     
  MONTH TO DATE   10.1                       3.5    6.6      2.8     
  SINCE DEC 1     10.1                       3.5    6.6      2.8     
  SINCE JUL 1     10.1                       6.8    3.3      2.8     
  SNOW DEPTH       5                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       43                        36      7       32       
  MONTH TO DATE  453                       373     80      344       
  SINCE DEC 1    453                       373     80      344       
  SINCE JUL 1   1817                      1941   -124     1657       
                                                                     
 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   3   RESULTANT WIND DIRECTION  SW (230)      
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     4.5                                         

                                                                      
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                      
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96          1100 AM                                     
 LOWEST     56           200 PM                                     
 AVERAGE    76                                                       

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

                                                                      
THE PORTLAND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   37        64      1979                    
 MINIMUM TEMPERATURE (F)   20       -15      1977                    

                                                                      
SUNRISE AND SUNSET                                                   
DECEMBER 12 2007......SUNRISE   705 AM EST   SUNSET   404 PM EST   
DECEMBER 13 2007......SUNRISE   706 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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