AFOS product CLISFO
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CDUS46 KMTR 100845
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
145 AM PDT WED SEP 10 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         71    225 PM  92    1951  74     -3       76       
  MINIMUM         59   1159 PM  46    1946  56      3       55       
  AVERAGE         65                        65      0       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.26 1978   0.01  -0.01     0.00    
  MONTH TO DATE    0.00                      0.03  -0.03     0.00    
  SINCE JUL 1      T                         0.07  -0.07      T      
  SINCE JAN 1      7.31                     13.15  -5.84     1.89    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE SEP 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE    3                        18    -15        0       
  SINCE SEP 1      3                        18    -15        0       
  SINCE JUL 1     23                       131   -108      115       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        1       
  MONTH TO DATE   19                        18      1       26       
  SINCE SEP 1     19                        18      1       26       
  SINCE JAN 1    272                       115    157      126       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (290)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (300)      
  AVERAGE WIND SPEED    10.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           900 PM                                     
 LOWEST     63           400 PM                                     
 AVERAGE    78                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        94      1979                    
 MINIMUM TEMPERATURE (F)   56        49      1947                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 10 2014.....SUNRISE   647 AM PDT   SUNSET   725 PM PDT   
SEPTEMBER 11 2014.....SUNRISE   648 AM PDT   SUNSET   723 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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