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395 
CDUS46 KMTR 190830
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
130 AM PDT SUN APR 19 2015


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR APRIL 18 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         76    406 PM  79    2009  69      7       72       
  MINIMUM         47    517 AM  35    2002  42      5       45       
  AVERAGE         62                        56      6       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.25 2004   0.07  -0.07     0.00    
  MONTH TO DATE    1.03                      1.37  -0.34     0.62    
  SINCE OCT 1     24.02                     33.55  -9.53    13.94    
  SINCE JAN 1      5.47                     19.80 -14.33    12.44    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                                         6       
  MONTH TO DATE  148                                       118       
  SINCE MAR 1    367                                       388       
  SINCE JUL 1   1823                                      2325       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         1       
  SINCE MAR 1      1                                         1       
  SINCE JAN 1      1                                         1       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (160)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (140)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SE (150)      
  AVERAGE WIND SPEED     4.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     38           400 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        90      2009                    
 MINIMUM TEMPERATURE (F)   43        34      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 19 2015.........SUNRISE   630 AM PDT   SUNSET   752 PM PDT   
APRIL 20 2015.........SUNRISE   628 AM PDT   SUNSET   752 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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