AFOS product CLIGEY
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CDUS45 KRIW 170744
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1233 AM MST TUE DEC 17 2013


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

...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 16 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         41    314 PM  45    1998  28     13       33       
  MINIMUM         11    740 AM -16    2008   6      5       16       
  AVERAGE         26                        17      9       25      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          T    2005   0.01  -0.01     0.00    
  MONTH TO DATE    0.01                      0.17  -0.16     0.09    
  SINCE DEC 1      0.01                      0.17  -0.16     0.09    
  SINCE JAN 1      4.86                      7.40  -2.54     2.31    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       39                        48     -9       40       
  MONTH TO DATE  856                       736    120      577       
  SINCE DEC 1    856                       736    120      577       
  SINCE JUL 1   2664                      2593     71     2189       
                                                                     
 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    10   HIGHEST WIND DIRECTION    SE (140)      
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    SE (140)      
  AVERAGE WIND SPEED     3.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           800 AM                                     
 LOWEST     54           300 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   28        51      1998                    
 MINIMUM TEMPERATURE (F)    6       -14      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 17 2013......SUNRISE   743 AM MST   SUNSET   434 PM MST   
DECEMBER 18 2013......SUNRISE   744 AM MST   SUNSET   434 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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