AFOS product CLIGEY
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CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
146 AM MDT MON SEP 16 2013


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

...THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 15 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         73    526 PM  96    2000  76     -3       89       
  MINIMUM         58   1159 PM  35    2003  43     15       42       
  AVERAGE         66                        59      7       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.41 2006   0.03  -0.03     0.00    
  MONTH TO DATE    T                         0.44  -0.44     0.03    
  SINCE SEP 1      T                         0.44  -0.44     0.03    
  SINCE JAN 1      2.62                      5.89  -3.27     1.95    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         6     -6        0       
  MONTH TO DATE    7                        61    -54       35       
  SINCE SEP 1      7                        61    -54       35       
  SINCE JUL 1      7                        82    -75       36       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         1      0        1       
  MONTH TO DATE   88                        31     57       28       
  SINCE SEP 1     88                        31     57       28       
  SINCE JAN 1    997                       664    333      975       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (160)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (70)       
  AVERAGE WIND SPEED     2.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     53           300 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        96      2000                    
 MINIMUM TEMPERATURE (F)   43        38      2005                    
                                             1999                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 16 2013.....SUNRISE   653 AM MDT   SUNSET   720 PM MDT   
SEPTEMBER 17 2013.....SUNRISE   654 AM MDT   SUNSET   719 PM MDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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