AFOS product CLICPR
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CDUS45 KRIW 200753
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1253 AM MST SUN FEB 20 2011


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

...THE CASPER WY CLIMATE SUMMARY FOR FEBRUARY 19 2011...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1939 TO 2011


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         35        MM  60    1958  38     -3       27        
  MINIMUM         13        MM -17    2006  17     -4        6        
  AVERAGE         24                        28     -4       17      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.05          0.25 1986   0.02   0.03     0.04    
  MONTH TO DATE    0.17                      0.38  -0.21     0.39    
  SINCE DEC 1      1.97                      1.58   0.39     1.45    
  SINCE JAN 1      0.61                      0.96  -0.35     0.48    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.2                       0.4   -0.2      0.4     
  MONTH TO DATE    3.1                       7.1   -4.0      6.8     
  SINCE DEC 1     31.8                      30.1    1.7     29.1     
  SINCE JUL 1     40.6                      51.2  -10.6     44.8     
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       41                        37      4       48       
  MONTH TO DATE  800                       749     51      761       
  SINCE DEC 1   3257                      3323    -66     3470       
  SINCE JUL 1   4926                      5154   -228     5411       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     N (350)      
  AVERAGE WIND SPEED     9.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           900 PM                                     
 LOWEST     64          1200 AM                                     
 AVERAGE    78                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   38        62      1958                    
 MINIMUM TEMPERATURE (F)   18        -6      1953                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 20 2011......SUNRISE   656 AM MST   SUNSET   544 PM MST   
FEBRUARY 21 2011......SUNRISE   655 AM MST   SUNSET   545 PM MST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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