AFOS product CLIBTM
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CDUS45 KMSO 120738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MDT FRI MAY 12 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 11 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         76    219 PM  81    1960  60     16       52       
  MINIMUM         36    558 AM  15    1967  33      3       25       
  AVERAGE         56                        46     10       39      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.60 1925   0.06  -0.06     0.00    
  MONTH TO DATE    0.26                      0.56  -0.30     0.21    
  SINCE OCT 1      7.22                      5.28   1.94     5.03    
  SINCE JAN 1      4.00                      3.39   0.61     2.29    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        9                        19    -10       26       
  MONTH TO DATE  159                       224    -65      186       
  SINCE MAR 1   1757                      2046   -289     1804       
  SINCE JUL 1   8541                      8615    -74     8201       
                                                                     
 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    32   HIGHEST WIND DIRECTION     S (160)      
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    SE (150)      
  AVERAGE WIND SPEED     4.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           600 AM                                     
 LOWEST     17           200 PM                                     
 AVERAGE    50                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        82      2001                    
                                             1960                    
 MINIMUM TEMPERATURE (F)   33        16      1985                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 12 2017...........SUNRISE   601 AM MDT   SUNSET   852 PM MDT   
MAY 13 2017...........SUNRISE   600 AM MDT   SUNSET   853 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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