AFOS product CLICPR
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CDUS45 KRIW 230744
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
144 AM MDT WED SEP 23 2009


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

...THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 22 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         62    417 PM  87    2007  70     -8       69       
                                      1992                          
                                      1966                          
  MINIMUM         33   1157 PM  25    2000  39     -6       41       
  AVERAGE         48                        55     -7       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.60 1976   0.04  -0.04      T      
  MONTH TO DATE    1.23                      0.66   0.57     0.74    
  SINCE SEP 1      1.23                      0.66   0.57     0.74    
  SINCE JAN 1     13.09                     10.13   2.96     9.58    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.1   -0.1      0.0     
  MONTH TO DATE    0.0                       1.2   -1.2      0.0     
  SINCE SEP 1      0.0                       1.2   -1.2      0.0     
  SINCE JUL 1      0.0                       1.2   -1.2      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        10      7       10       
  MONTH TO DATE  108                       144    -36      214       
  SINCE SEP 1    108                       144    -36      214       
  SINCE JUL 1    201                       185     16      248       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE   32                        27      5        5       
  SINCE SEP 1     32                        27      5        5       
  SINCE JAN 1    221                       428   -207      372       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (350)      
  AVERAGE WIND SPEED     5.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           600 AM                                     
 LOWEST     19           400 PM                                     
 AVERAGE    54                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        90      1992                    
 MINIMUM TEMPERATURE (F)   39        24      2000                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 23 2009.....SUNRISE   655 AM MDT   SUNSET   701 PM MDT   
SEPTEMBER 24 2009.....SUNRISE   656 AM MDT   SUNSET   659 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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