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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON                             
500 AM PDT FRI MAY 13 2011


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

...THE PORTLAND OR CLIMATE SUMMARY FOR MAY 12 2011...

CLIMATE NORMAL PERIOD 1971 TO 2000
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         63    514 PM  87    1973  66     -3       65       
  MINIMUM         38    437 AM  37    1985  47     -9       48       
                                      1958                          
                                      1943                          
  AVERAGE         51                        56     -5       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.49 1988   0.08  -0.08     0.00    
  MONTH TO DATE    1.30                      0.96   0.34     0.75    
  SINCE OCT 1     40.63                     30.76   9.87    26.86    
  SINCE JAN 1     21.78                     16.56   5.22    14.95    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       14                         9      5        8       
  MONTH TO DATE  139                       115     24      144       
  SINCE MAR 1   1221                      1051    170     1067       
  SINCE JUL 1   4315                      4176    139     3977       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         1     -1        0       
  SINCE JAN 1      0                         1     -1        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     4.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     27           400 PM                                     
 AVERAGE    64                                                       

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

                                                                     
THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        92      1973                    
 MINIMUM TEMPERATURE (F)   47        36      1963                    
                                             1958                    
                                             1956                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 13 2011...........SUNRISE   542 AM PDT   SUNSET   832 PM PDT   
MAY 14 2011...........SUNRISE   541 AM PDT   SUNSET   833 PM PDT   

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




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