AFOS product CLICPR
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CDUS45 KRIW 160730
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
130 AM MDT WED SEP 16 2009


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

...THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 15 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         83   1228 PM  92    2000  74      9       77       
  MINIMUM         54    100 AM  28    1965  42     12       33       
                                      1947                          
  AVERAGE         69                        58     11       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.08          0.27 1965   0.03   0.05     0.00    
  MONTH TO DATE    0.11                      0.44  -0.33     0.74    
  SINCE SEP 1      0.11                      0.44  -0.33     0.74    
  SINCE JAN 1     11.97                      9.91   2.06     9.58    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.1   -0.1      0.0     
  MONTH TO DATE    0.0                       0.5   -0.5      0.0     
  SINCE SEP 1      0.0                       0.5   -0.5      0.0     
  SINCE JUL 1      0.0                       0.5   -0.5      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         8     -8       10       
  MONTH TO DATE   47                        83    -36      186       
  SINCE SEP 1     47                        83    -36      186       
  SINCE JUL 1    140                       124     16      220       
                                                                     
 COOLING                                                             
  YESTERDAY        4                         1      3        0       
  MONTH TO DATE   32                        25      7        0       
  SINCE SEP 1     32                        25      7        0       
  SINCE JAN 1    221                       426   -205      367       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    NE (60)       
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NE (60)       
  AVERAGE WIND SPEED     8.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  RAIN                                                               
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    64           100 AM                                     
 LOWEST     23           100 PM                                     
 AVERAGE    44                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        94      2000                    
 MINIMUM TEMPERATURE (F)   41        19      1965                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 16 2009.....SUNRISE   647 AM MDT   SUNSET   713 PM MDT   
SEPTEMBER 17 2009.....SUNRISE   648 AM MDT   SUNSET   712 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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