AFOS product CLICPR
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CDUS45 KRIW 090752
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1252 AM MST TUE DEC 9 2008


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 8 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         42    130 AM  55    1965  35      7       15       
  MINIMUM         16   1159 PM -20    1977  15      1       12       
  AVERAGE         29                        25      4       14      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.17          0.49 1985   0.02   0.15     0.05    
  MONTH TO DATE    0.28                      0.16   0.12     0.39    
  SINCE DEC 1      0.28                      0.16   0.12     0.39    
  SINCE JAN 1     11.81                     12.57  -0.76    14.43    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        4.4                       0.4    4.0      3.7     
  MONTH TO DATE    7.1                       3.2    3.9      9.9     
  SINCE DEC 1      7.1                       3.2    3.9      9.9     
  SINCE JUL 1     17.3                      24.3   -7.0     13.7     
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       36                        40     -4       51       
  MONTH TO DATE  286                       310    -24      313       
  SINCE DEC 1    286                       310    -24      313       
  SINCE JUL 1   1998                      2141   -143     1951       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        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    31   HIGHEST WIND DIRECTION     E (80)       
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     E (80)       
  AVERAGE WIND SPEED     9.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY SNOW                                                         
  SNOW                                                               
  LIGHT SNOW                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           900 AM                                     
 LOWEST     27           200 AM                                     
 AVERAGE    60                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   35        57      1981                    
 MINIMUM TEMPERATURE (F)   15       -23      1977                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  9 2008......SUNRISE   725 AM MST   SUNSET   431 PM MST   
DECEMBER 10 2008......SUNRISE   726 AM MST   SUNSET   431 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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