AFOS product CLICPR
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CDUS45 KRIW 140733
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
133 AM MDT MON SEP 14 2009


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

...THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 13 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1939 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         74    520 PM  89    2006  74      0       67       
                                      1981                          
  MINIMUM         30    558 AM  23    1949  42    -12       41       
  AVERAGE         52                        58     -6       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.95 1982   0.03  -0.03     0.00    
  MONTH TO DATE    0.03                      0.38  -0.35     0.74    
  SINCE SEP 1      0.03                      0.38  -0.35     0.74    
  SINCE JAN 1     11.89                      9.85   2.04     9.58    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.1   -0.1      0.0     
  MONTH TO DATE    0.0                       0.3   -0.3      0.0     
  SINCE SEP 1      0.0                       0.3   -0.3      0.0     
  SINCE JUL 1      0.0                       0.3   -0.3      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       13                         7      6       11       
  MONTH TO DATE   47                        68    -21      161       
  SINCE SEP 1     47                        68    -21      161       
  SINCE JUL 1    140                       109     31      195       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   22                        23     -1        0       
  SINCE SEP 1     22                        23     -1        0       
  SINCE JAN 1    211                       424   -213      367       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    41   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     9.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     27           200 PM                                     
 AVERAGE    64                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        92      1948                    
 MINIMUM TEMPERATURE (F)   42        28      1961                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 14 2009.....SUNRISE   645 AM MDT   SUNSET   717 PM MDT   
SEPTEMBER 15 2009.....SUNRISE   646 AM MDT   SUNSET   715 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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