AFOS product CLICPR
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CDUS45 KRIW 120726
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
126 AM MDT SAT SEP 12 2009


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

...THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 11 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         73    200 PM  91    1993  75     -2       57       
  MINIMUM         42   1159 PM  27    1989  43     -1       45       
  AVERAGE         58                        59     -1       51      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.63 1973   0.03  -0.03     0.01    
  MONTH TO DATE    T                         0.32  -0.32     0.56    
  SINCE SEP 1      T                         0.32  -0.32     0.56    
  SINCE JAN 1     11.86                      9.79   2.07     9.40    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.1   -0.1      0.0     
  MONTH TO DATE    0.0                       0.1   -0.1      0.0     
  SINCE SEP 1      0.0                       0.1   -0.1      0.0     
  SINCE JUL 1      0.0                       0.1   -0.1      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                         6      1       14       
  MONTH TO DATE   18                        54    -36      137       
  SINCE SEP 1     18                        54    -36      137       
  SINCE JUL 1    111                        95     16      171       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   22                        21      1        0       
  SINCE SEP 1     22                        21      1        0       
  SINCE JAN 1    211                       422   -211      367       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NE (40)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NE (40)       
  AVERAGE WIND SPEED     7.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    58           500 AM                                     
 LOWEST     22           200 PM                                     
 AVERAGE    40                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        94      1990                    
 MINIMUM TEMPERATURE (F)   43        29      1949                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 12 2009.....SUNRISE   643 AM MDT   SUNSET   721 PM MDT   
SEPTEMBER 13 2009.....SUNRISE   644 AM MDT   SUNSET   719 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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