AFOS product CLICPR
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CDUS45 KRIW 200752
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1246 AM MST SUN DEC 20 2015


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 19 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         42    253 PM  51    2004  33      9       33       
  MINIMUM         31    414 AM -24    1990  13     18       22       
  AVERAGE         37                        23     14       28      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.50 2013   0.01  -0.01     0.00    
  MONTH TO DATE    0.89                      0.30   0.59     0.78    
  SINCE DEC 1      0.89                      0.30   0.59     0.78    
  SINCE JAN 1     13.12                     12.33   0.79    11.66    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.3   -0.3      0.0     
  MONTH TO DATE   12.8                       6.8    6.0      9.3     
  SINCE DEC 1     12.8                       6.8    6.0      9.3     
  SINCE JUL 1     26.1                      26.3   -0.2     24.1     
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        42    -14       37       
  MONTH TO DATE  646                       779   -133      564       
  SINCE DEC 1    646                       779   -133      564       
  SINCE JUL 1   2168                      2633   -465     2339       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    427                       422      5      357       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    47   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    59   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED    26.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    61          1200 AM                                     
 LOWEST     49           300 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   34        56      1941                    
 MINIMUM TEMPERATURE (F)   13       -36      1990                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 20 2015......SUNRISE   733 AM MST   SUNSET   434 PM MST   
DECEMBER 21 2015......SUNRISE   733 AM MST   SUNSET   434 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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