AFOS product CLICPR
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CDUS45 KRIW 230754
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1244 AM MST TUE DEC 23 2008


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 22 2008...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1937 TO 2008


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         MM        MM  52    2005  33     MM       22        
                                      1964                          
  MINIMUM          9   1234 AM -33    1983  13     -4        4       
  AVERAGE         MM                        23     MM       13      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          0.21 1965   0.02   0.00     0.00    
  MONTH TO DATE    0.36                      0.44  -0.08     0.50    
  SINCE DEC 1      0.36                      0.44  -0.08     0.50    
  SINCE JAN 1     11.89                     12.85  -0.96    14.54    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        1.0                       0.4    0.6      0.0     
  MONTH TO DATE    9.6                       8.8    0.8     12.2     
  SINCE DEC 1      9.6                       8.8    0.8     12.2     
  SINCE JUL 1     19.8                      29.9  -10.1     16.0     
  SNOW DEPTH       1                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       MM                        42     MM       52       
  MONTH TO DATE  980                       883     97      926       
  SINCE DEC 1    980                       883     97      926       
  SINCE JUL 1   2692                      2714    -22     2564       
                                                                     
 COOLING                                                             
  YESTERDAY       MM                         0     MM        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    375                       428    -53      643       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    38   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    51   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED    17.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           300 PM                                     
 LOWEST     37          1100 AM                                     
 AVERAGE    65                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   32        53      1994                    
 MINIMUM TEMPERATURE (F)   13       -39      1983                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 23 2008......SUNRISE   735 AM MST   SUNSET   436 PM MST   
DECEMBER 24 2008......SUNRISE   735 AM MST   SUNSET   436 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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