AFOS product CLISFO
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CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
145 AM PDT TUE MAR 24 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 23 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   1231 PM  73    1970  63      2       64       
  MINIMUM         55    512 AM  39    1994  48      7       49       
                                      1964                          
                                      1957                          
  AVERAGE         60                        55      5       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.51 1958   0.09  -0.09     0.00    
  MONTH TO DATE    0.06                      2.38  -2.32     0.41    
  SINCE OCT 1     15.03                     17.99  -2.96     5.44    
  SINCE JAN 1      2.07                     10.63  -8.56     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        5                        10     -5        8       
  MONTH TO DATE  109                       237   -128      118       
  SINCE MAR 1    109                       237   -128      118       
  SINCE JUL 1   1056                      2043   -987     1663       
                                                                     
 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  11   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    10.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     48          1200 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        78      1970                    
 MINIMUM TEMPERATURE (F)   48        38      1948                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 24 2015.........SUNRISE   707 AM PDT   SUNSET   725 PM PDT   
MARCH 25 2015.........SUNRISE   706 AM PDT   SUNSET   726 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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