AFOS product CLICPR
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CDUS45 KRIW 100727
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
127 AM MDT SUN MAY 10 2009


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

...THE CASPER WY CLIMATE SUMMARY FOR MAY 9 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1937 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         55    421 PM  83    1962  64     -9       58       
  MINIMUM         27    138 AM  18    2002  36     -9       33       
  AVERAGE         41                        50     -9       46      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.50 1952   0.08  -0.08     0.08    
  MONTH TO DATE    0.09                      0.68  -0.59     0.69    
  SINCE MAR 1      3.14                      3.10   0.04     2.65    
  SINCE JAN 1      4.50                      4.32   0.18     3.32    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.2   -0.2      0.0     
  MONTH TO DATE    T                         2.4   -2.4      4.8     
  SINCE MAR 1     34.0                      28.5    5.5     27.3     
  SINCE JUL 1     75.9                      83.3   -7.4     62.8     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       24                        15      9       19       
  MONTH TO DATE  170                       147     23      184       
  SINCE MAR 1   1894                      1729    165     1946       
  SINCE JUL 1   6803                      7207   -404     7395       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     6.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           300 AM                                     
 LOWEST     28           400 PM                                     
 AVERAGE    60                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        85      1961                    
 MINIMUM TEMPERATURE (F)   36        20      1990                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 10 2009...........SUNRISE   548 AM MDT   SUNSET   817 PM MDT   
MAY 11 2009...........SUNRISE   547 AM MDT   SUNSET   818 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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