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204 
CDUS45 KRIW 310743
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1242 AM MST WED JAN 31 2018


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

...THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 30 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         46    358 PM  51    2012  30     16       30       
  MINIMUM         22    538 AM -12    2002   6     16        6       
  AVERAGE         34                        18     16       18      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.15 2013   0.01  -0.01     0.00    
  MONTH TO DATE    0.01                      0.22  -0.21     0.11    
  SINCE DEC 1      0.23                      0.50  -0.27     0.14    
  SINCE JAN 1      0.01                      0.22  -0.21     0.11    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       31                        47    -16       47       
  MONTH TO DATE 1419                      1446    -27     1852       
  SINCE DEC 1   2861                      2912    -51     3501       
  SINCE JUL 1   4638                      4769   -131     4876       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    41   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    50   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     9.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           400 AM                                     
 LOWEST     53           400 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   30        47      2006                    
 MINIMUM TEMPERATURE (F)    7       -17      2011                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 31 2018.......SUNRISE   732 AM MST   SUNSET   520 PM MST   
FEBRUARY  1 2018......SUNRISE   731 AM MST   SUNSET   522 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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