AFOS product CLICPR
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CDUS45 KRIW 010742
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
134 AM MDT MON JUN 1 2009


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

...THE CASPER WY CLIMATE SUMMARY FOR MAY 31 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         79   1204 PM  88    2002  73      6       72       
  MINIMUM         48    317 AM  27    1979  42      6       36       
  AVERAGE         64                        57      7       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          0.37 1995   0.07  -0.03     0.00    
  MONTH TO DATE    0.43                      2.38  -1.95     4.26    
  SINCE MAR 1      3.48                      4.80  -1.32     6.22    
  SINCE JAN 1      4.84                      6.02  -1.18     6.89    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       T      0.0      0.0     
  MONTH TO DATE    T                         4.9   -4.9      5.3     
  SINCE MAR 1     34.0                      31.0    3.0     27.8     
  SINCE JUL 1     75.9                      85.8   -9.9     63.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                         8     -7       11       
  MONTH TO DATE  371                       393    -22      466       
  SINCE MAR 1   2095                      1975    120     2228       
  SINCE JUL 1   7004                      7453   -449     7677       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    4                         3      1        0       
  SINCE MAR 1      4                         3      1        0       
  SINCE JAN 1      4                         3      1        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    41   HIGHEST GUST DIRECTION     E (110)      
  AVERAGE WIND SPEED    11.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    71           400 AM                                     
 LOWEST     27          1200 PM                                     
 AVERAGE    49                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        89      1977                    
                                             1956                    
 MINIMUM TEMPERATURE (F)   43        30      1951                    

                                                                     
SUNRISE AND SUNSET                                                   
JUNE  1 2009..........SUNRISE   530 AM MDT   SUNSET   838 PM MDT   
JUNE  2 2009..........SUNRISE   529 AM MDT   SUNSET   839 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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