AFOS product CLIONT
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CDUS46 KSGX 180853
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
152 AM PDT MON APR 18 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR APRIL 17 2005...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1951 TO 2005

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         77    143 PM  96    1954  77      0       56       
  MINIMUM         51    541 AM  38    1963  49      2       49       
  AVERAGE         64                        63      1       53      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.61 1963   0.01  -0.01     0.16    
  MONTH TO DATE    0.02                      0.59  -0.57     0.47    
  SINCE JUL 1     26.40                     14.53  11.87     7.25    
  SINCE JAN 1     17.54                     11.00   6.54     5.85    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                         5     -4       12       
  MONTH TO DATE   45                        93    -48       65       
  SINCE MAR 1    239                       296    -57      134       
  SINCE JUL 1   1452                      1220    232     1354       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         3     -3        0       
  MONTH TO DATE   16                        35    -19        7       
  SINCE MAR 1     17                        66    -49       86       
  SINCE JAN 1     18                        88    -70       87       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     6.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           900 PM                                     
 LOWEST     41           100 PM                                     
 AVERAGE    67                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        91      1980                    
 MINIMUM TEMPERATURE (F)   49        38      1959                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 18 2005.........SUNRISE   616 AM PDT   SUNSET   724 PM PDT   
APRIL 19 2005.........SUNRISE   614 AM PDT   SUNSET   725 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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