AFOS product CLICPR
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CDUS45 KRIW 130730
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1229 AM MST TUE DEC 13 2016


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 12 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         34    111 PM  60    2014  34      0       34       
  MINIMUM          1   1159 PM -14    2000  13    -12       20       
  AVERAGE         18                        24     -6       27      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.26 1992   0.02  -0.02     0.08    
                                      1940                          
  MONTH TO DATE    0.46                      0.20   0.26     0.09    
  SINCE DEC 1      0.46                      0.20   0.26     0.09    
  SINCE JAN 1     14.72                     12.23   2.49    12.32    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T                         0.4   -0.4      1.2     
  MONTH TO DATE    8.7                       4.3    4.4      1.2     
  SINCE DEC 1      8.7                       4.3    4.4      1.2     
  SINCE JUL 1     11.9                      23.8  -11.9     14.5     
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       47                        42      5       38       
  MONTH TO DATE  608                       485    123      362       
  SINCE DEC 1    608                       485    123      362       
  SINCE JUL 1   2034                      2339   -305     1884       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    451                       422     29      427       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    13.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    88           900 PM                                     
 LOWEST     41          1200 PM                                     
 AVERAGE    65                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   34        57      2014                    
 MINIMUM TEMPERATURE (F)   13       -16      1967                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 13 2016......SUNRISE   729 AM MST   SUNSET   432 PM MST   
DECEMBER 14 2016......SUNRISE   730 AM MST   SUNSET   432 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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