AFOS product CLICPR
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CDUS45 KRIW 180730
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
130 AM MDT SUN APR 18 2010


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

...THE CASPER WY CLIMATE SUMMARY FOR APRIL 17 2010...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1939 TO 2010


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         62        MM  81    1994  56      6       38        
  MINIMUM         27        MM  15    1945  29     -2       31        
  AVERAGE         45                        43      2       35      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          0.64 1986   0.05  -0.03     0.11    
  MONTH TO DATE    0.90                      0.74   0.16     0.95    
  SINCE MAR 1      2.47                      1.64   0.83     1.95    
  SINCE JAN 1      3.09                      2.86   0.23     3.31    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                         0.5   MM        1.5     
  MONTH TO DATE   11.4                       8.5    2.9     11.5     
  SINCE MAR 1     23.5                      20.8    2.7     29.0     
  SINCE JUL 1     73.3                      75.6   -2.3     70.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                        22     -2       30       
  MONTH TO DATE  429                       405     24      485       
  SINCE MAR 1   1256                      1326    -70     1464       
  SINCE JUL 1   7044                      6804    240     6373       
                                                                     
 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    21   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     7.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           200 AM                                     
 LOWEST     29           200 PM                                     
 AVERAGE    61                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        80      2001                    
                                             1946                    
 MINIMUM TEMPERATURE (F)   30        13      1966                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 18 2010.........SUNRISE   619 AM MDT   SUNSET   752 PM MDT   
APRIL 19 2010.........SUNRISE   618 AM MDT   SUNSET   753 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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