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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON                             
343 AM PST THU DEC 15 2011


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

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 14 2011...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2011


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         41    244 PM  60    2006  45     -4       55       
                                      2002                          
  MINIMUM         28    639 AM  23    2008  35     -7       41       
                                      1972                          
  AVERAGE         35                        40     -5       48      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          1.35 1946   0.18  -0.14     0.58    
  MONTH TO DATE    0.05                      2.62  -2.57     4.87    
  SINCE OCT 1      8.76                     11.25  -2.49    15.37    
  SINCE JAN 1     34.64                     33.16   1.48    42.70    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       30                        25      5       17       
  MONTH TO DATE  403                       333     70      263       
  SINCE DEC 1    403                       333     70      263       
  SINCE JUL 1   1336                      1302     34     1271       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    362                       424    -62      314       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (110)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SE (120)      
  AVERAGE WIND SPEED     8.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           900 PM                                     
 LOWEST     64          1200 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   45        59      1959                    
 MINIMUM TEMPERATURE (F)   35        22      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 15 2011......SUNRISE   744 AM PST   SUNSET   427 PM PST   
DECEMBER 16 2011......SUNRISE   745 AM PST   SUNSET   427 PM PST   

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




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