AFOS product CLISFO
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CDUS46 KMTR 200830
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
130 AM PDT FRI MAR 20 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 19 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         74    247 PM  78    2010  62     12       73       
  MINIMUM         50    456 AM  39    1965  48      2       49       
                                      1955                          
  AVERAGE         62                        55      7       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.05 2011   0.09  -0.09     0.00    
  MONTH TO DATE    0.02                      2.04  -2.02     0.41    
  SINCE OCT 1     14.99                     17.65  -2.66     5.44    
  SINCE JAN 1      2.03                     10.29  -8.26     4.18    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                        10     -7        4       
  MONTH TO DATE   97                       197   -100       88       
  SINCE MAR 1     97                       197   -100       88       
  SINCE JUL 1   1044                      2003   -959     1633       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    5                         0      5        0       
  SINCE MAR 1      5                         0      5        0       
  SINCE JAN 1      5                         0      5        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   W (290)      
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     8.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     46           300 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        78      2004                    
 MINIMUM TEMPERATURE (F)   48        38      1982                    
                                             1952                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 20 2015.........SUNRISE   713 AM PDT   SUNSET   721 PM PDT   
MARCH 21 2015.........SUNRISE   712 AM PDT   SUNSET   722 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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