AFOS product CLISFO
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CDUS46 KMTR 180832
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
132 AM PDT WED MAR 18 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 17 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         65    153 PM  82    2004  62      3       66       
  MINIMUM         53    652 AM  36    1966  48      5       52       
  AVERAGE         59                        55      4       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.68 1991   0.09  -0.09      T      
  MONTH TO DATE    0.02                      1.86  -1.84     0.41    
  SINCE OCT 1     14.99                     17.47  -2.48     5.44    
  SINCE JAN 1      2.03                     10.11  -8.08     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        6                        10     -4        6       
  MONTH TO DATE   89                       177    -88       79       
  SINCE MAR 1     89                       177    -88       79       
  SINCE JUL 1   1036                      1983   -947     1624       
                                                                     
 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  18   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    18.1                                         

                                                                     
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   100           300 AM                                     
 LOWEST     56           100 PM                                     
 AVERAGE    78                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        77      2004                    
 MINIMUM TEMPERATURE (F)   48        37      1973                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 18 2015.........SUNRISE   716 AM PDT   SUNSET   719 PM PDT   
MARCH 19 2015.........SUNRISE   715 AM PDT   SUNSET   720 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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