AFOS product CLIRIW
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CDUS45 KRIW 160737
CLIRIW


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
128 AM MDT WED SEP 16 2015


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

...THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 15 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1995 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         76    150 PM  90    2000  73      3       76       
  MINIMUM         51   1056 PM  37    2014  45      6       37       
                                      2004                          
  AVERAGE         64                        59      5       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          0.54 2013   0.03  -0.02     0.00    
  MONTH TO DATE    0.01                      0.32  -0.31     0.13    
  SINCE SEP 1      0.01                      0.32  -0.31     0.13    
  SINCE JAN 1      8.81                      7.14   1.67     5.50    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                       0.0     
  MONTH TO DATE    0.0                                       0.3     
  SINCE SEP 1      0.0                                       0.3     
  SINCE JUL 1      0.0                                       0.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                         7     -6        8       
  MONTH TO DATE   17                        72    -55      121       
  SINCE SEP 1     17                        72    -55      121       
  SINCE JUL 1     52                       110    -58      171       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   44                        23     21        5       
  SINCE SEP 1     44                        23     21        5       
  SINCE JAN 1    520                       491     29      405       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    35   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED    11.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    54          1100 PM                                     
 LOWEST     31          1000 AM                                     
 AVERAGE    43                                                       

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

                                                                     
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        93      2000                    
 MINIMUM TEMPERATURE (F)   44        35      2006                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 16 2015.....SUNRISE   654 AM MDT   SUNSET   722 PM MDT   
SEPTEMBER 17 2015.....SUNRISE   655 AM MDT   SUNSET   720 PM MDT   

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




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