AFOS product CLIGEY
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CDUS45 KRIW 080741
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1233 AM MST SUN DEC 8 2013


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

...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 7 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         -4    528 PM  50    2008  30    -34       38       
  MINIMUM        -21R   515 AM -20    2005   8    -29       22       
  AVERAGE        -12                        19    -31       30      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.14 2003   0.01  -0.01     0.00    
  MONTH TO DATE    0.01                      0.10  -0.09      T      
  SINCE DEC 1      0.01                      0.10  -0.09      T      
  SINCE JAN 1      4.86                      7.33  -2.47     2.22    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       77                        46     31       35       
  MONTH TO DATE  386                       312     74      189       
  SINCE DEC 1    386                       312     74      189       
  SINCE JUL 1   2194                      2169     25     1801       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1005                       669    336      977       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    NW (300)      
  AVERAGE WIND SPEED     3.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    81           100 AM                                     
 LOWEST     64           100 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   30        47      2004                    
 MINIMUM TEMPERATURE (F)    8       -21      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  8 2013......SUNRISE   736 AM MST   SUNSET   432 PM MST   
DECEMBER  9 2013......SUNRISE   737 AM MST   SUNSET   432 PM MST   

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




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