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134 
CDUS45 KRIW 090735
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1235 AM MST FRI FEB 9 2018


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

...THE GREYBULL WY CLIMATE SUMMARY FOR FEBRUARY 8 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         40    501 PM  57    2015  33      7       18       
  MINIMUM          9   1159 PM -22    2001   9      0        3       
  AVERAGE         25                        21      4       11      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.03 2004   0.01  -0.01     0.02    
  MONTH TO DATE    0.22                      0.05   0.17     0.09    
  SINCE DEC 1      0.45                      0.56  -0.11     0.23    
  SINCE JAN 1      0.23                      0.28  -0.05     0.20    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       40                        44     -4       54       
  MONTH TO DATE  353                       363    -10      425       
  SINCE DEC 1   3251                      3320    -69     3968       
  SINCE JUL 1   5028                      5177   -149     5343       
                                                                     
 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    39   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    48   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED    10.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
  BLOWING SNOW                                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     70           100 PM                                     
 AVERAGE    85                                                       

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

                                                                     
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   33        62      1999                    
 MINIMUM TEMPERATURE (F)    9       -25      2001                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY  9 2018......SUNRISE   721 AM MST   SUNSET   533 PM MST   
FEBRUARY 10 2018......SUNRISE   719 AM MST   SUNSET   534 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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