AFOS product CLICPR
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CDUS45 KRIW 190747
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
144 AM MDT FRI MAY 19 2017


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

...THE CASPER WY CLIMATE SUMMARY FOR MAY 18 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         44   1236 AM  88    2009  68    -24       68       
                                      1992                          
  MINIMUM         32   1159 PM  25    1943  38     -6       30       
  AVERAGE         38                        53    -15       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        1.06          1.19 1978   0.07   0.99     0.00    
  MONTH TO DATE    1.51                      1.17   0.34     2.63    
  SINCE MAR 1      5.51                      3.28   2.23     7.62    
  SINCE JAN 1      6.86                      4.36   2.50     9.08    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        2.8                       0.1    2.7      0.0     
  MONTH TO DATE    2.8                       2.5    0.3      0.0     
  SINCE MAR 1     16.4                      25.0   -8.6     27.9     
  SINCE JUL 1     69.9                      74.4   -4.5     86.6     
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       27                        12     15       16       
  MONTH TO DATE  217                       269    -52      321       
  SINCE MAR 1   1582                      1863   -281     1827       
  SINCE JUL 1   6772                      7311   -539     6762       
                                                                     
 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    24   HIGHEST WIND DIRECTION     E (90)       
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     E (80)       
  AVERAGE WIND SPEED    12.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  SNOW                                                               
  LIGHT SNOW                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           400 AM                                     
 LOWEST     92           300 AM                                     
 AVERAGE    96                                                       

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

                                                                     
THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        89      2009                    
                                             1992                    
 MINIMUM TEMPERATURE (F)   38        27      1968                    
                                             1966                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 19 2017...........SUNRISE   539 AM MDT   SUNSET   827 PM MDT   
MAY 20 2017...........SUNRISE   538 AM MDT   SUNSET   828 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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