AFOS product CLICPR
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CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
127 AM MDT TUE SEP 21 2010


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

...THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 20 2010...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1939 TO 2010


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         84        MM  89    1956  71     13       68        
  MINIMUM         48        MM  16    1983  40      8       40        
  AVERAGE         66                        56     10       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.01 1989   0.03  -0.03     0.90    
  MONTH TO DATE    0.19                      0.59  -0.40     1.01    
  SINCE SEP 1      0.19                      0.59  -0.40     1.01    
  SINCE JAN 1      9.75                     10.06  -0.31    12.87    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.1   -0.1       T      
  MONTH TO DATE    0.0                       1.0   -1.0       T      
  SINCE SEP 1      0.0                       1.0   -1.0       T      
  SINCE JUL 1      0.0                       1.0   -1.0       T      
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         9     -9       11       
  MONTH TO DATE  109                       125    -16       73       
  SINCE SEP 1    109                       125    -16       73       
  SINCE JUL 1    167                       166      1      166       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         0      1        0       
  MONTH TO DATE   12                        27    -15       32       
  SINCE SEP 1     12                        27    -15       32       
  SINCE JAN 1    416                       428    -12      221       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    36   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    50   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED    17.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    54          1000 PM                                     
 LOWEST      7           100 PM                                     
 AVERAGE    31                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        85      1966                    
 MINIMUM TEMPERATURE (F)   40        21      1983                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 21 2010.....SUNRISE   652 AM MDT   SUNSET   705 PM MDT   
SEPTEMBER 22 2010.....SUNRISE   653 AM MDT   SUNSET   703 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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