AFOS product CLIGEY
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CDUS45 KRIW 140742
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1239 AM MST SAT DEC 14 2013


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

...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 13 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         28    412 PM  48    1998  29     -1       35       
  MINIMUM          8    352 AM -10    2000   6      2        9       
  AVERAGE         18                        18      0       22      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.04 1999   0.01  -0.01     0.00    
  MONTH TO DATE    0.01                      0.15  -0.14     0.09    
  SINCE DEC 1      0.01                      0.15  -0.14     0.09    
  SINCE JAN 1      4.86                      7.38  -2.52     2.31    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       47                        47      0       43       
  MONTH TO DATE  732                       592    140      458       
  SINCE DEC 1    732                       592    140      458       
  SINCE JUL 1   2540                      2449     91     2070       
                                                                     
 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     8   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     E (110)      
  AVERAGE WIND SPEED     2.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92          1200 AM                                     
 LOWEST     68           200 PM                                     
 AVERAGE    80                                                       

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

                                                                     
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        52      2003                    
 MINIMUM TEMPERATURE (F)    6       -19      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 14 2013......SUNRISE   741 AM MST   SUNSET   433 PM MST   
DECEMBER 15 2013......SUNRISE   742 AM MST   SUNSET   433 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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