AFOS product CLICPR
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CDUS45 KRIW 220735
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
134 AM MDT MON MAY 22 2017


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

...THE CASPER WY CLIMATE SUMMARY FOR MAY 21 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         60    241 PM  87    2006  69     -9       81       
                                      1964                          
  MINIMUM         37   1142 PM  26    2001  39     -2       45       
  AVERAGE         49                        54     -5       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          1.04 1962   0.07  -0.05      T      
  MONTH TO DATE    1.55                      1.38   0.17     2.63    
  SINCE MAR 1      5.55                      3.49   2.06     7.62    
  SINCE JAN 1      6.90                      4.57   2.33     9.08    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.1   -0.1      0.0     
  MONTH TO DATE    2.8                       2.7    0.1      0.0     
  SINCE MAR 1     16.4                      25.2   -8.8     27.9     
  SINCE JUL 1     69.9                      74.6   -4.7     86.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                        11      5        2       
  MONTH TO DATE  280                       304    -24      333       
  SINCE MAR 1   1645                      1898   -253     1839       
  SINCE JUL 1   6835                      7346   -511     6774       
                                                                     
 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    28   HIGHEST WIND DIRECTION     N (340)      
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     7.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           300 AM                                     
 LOWEST     43           600 PM                                     
 AVERAGE    68                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   69        86      2006                    
                                             1980                    
 MINIMUM TEMPERATURE (F)   39        30      1986                    
                                             1974                    
                                             1973                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 22 2017...........SUNRISE   536 AM MDT   SUNSET   830 PM MDT   
MAY 23 2017...........SUNRISE   535 AM MDT   SUNSET   831 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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