Montana Department of Transportation

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Accidents and Incidents Report

Butte Climatic Report

CDUS45 KMSO 132336

CLIBTM





CLIMATE REPORT

NATIONAL WEATHER SERVICE MISSOULA, MT                                

433 PM MST THU DEC 13 2018





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



...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 13 2018...

VALID TODAY AS OF 0400 PM LOCAL TIME.



CLIMATE NORMAL PERIOD 1981 TO 2010

CLIMATE RECORD PERIOD 1895 TO 2018





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL             

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

TEMPERATURE (F)                                                     

 TODAY                                                               

  MAXIMUM         37    349 PM  60    1924  29      8       31       

  MINIMUM         11    746 AM -25    1919   5      6       23       

  AVERAGE         24                        17      7       27      

                                                                     

PRECIPITATION (IN)                                                   

  TODAY            0.00          0.30 1901   0.02  -0.02     0.07    

  MONTH TO DATE    T                         0.22  -0.22     0.10    

  SINCE OCT 1      1.30                      1.60  -0.30     1.01    

  SINCE JAN 1     13.46                     12.48   0.98    11.54    

                                                                     

SNOWFALL (IN)                                                        

  TODAY           MM                                                 

  MONTH TO DATE   MM                                                 

  SINCE JAN 1     MM                                                 

  SINCE JUL 1     MM                                                 

  SNOW DEPTH      MM                                                 

                                                                     

DEGREE DAYS                                                          

 HEATING                                                             

  TODAY           41                        48     -7       38       

  MONTH TO DATE  630                       609     21      552       

  SINCE DEC 1    630                       609     21      552       

  SINCE JUL 1   3068                      3099    -31     2947       

                                                                     

 COOLING                                                             

  TODAY            0                         0      0        0       

  MONTH TO DATE    0                         0      0        0       

  SINCE DEC 1      0                         0      0        0       

  SINCE JAN 1     90                        81      9      129       

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





WIND (MPH)                                                           

  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (250)      

  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (250)      

  AVERAGE WIND SPEED     5.4                                         



                                                                     

SKY COVER                                                            

  POSSIBLE SUNSHINE  MM                                              

  AVERAGE SKY COVER 0.1                                              



                                                                     

WEATHER CONDITIONS                                                  

 THE FOLLOWING WEATHER WAS RECORDED TODAY.                            

  NO SIGNIFICANT WEATHER WAS OBSERVED.                               



                                                                     

RELATIVE HUMIDITY (PERCENT)                                          

 HIGHEST66           800 AM                                     

 LOWEST     40           100 PM                                     

 AVERAGE    53                                                       



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



                                                                     

THE BUTTE MT CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                    

 MAXIMUM TEMPERATURE (F)   29        55      1924                    

 MINIMUM TEMPERATURE (F)    5       -26      1967                    



                                                                     

SUNRISE AND SUNSET                                                   

DECEMBER 13 2018......SUNRISE   803 AM MST   SUNSET   445 PM MST   

DECEMBER 14 2018......SUNRISE   804 AM MST   SUNSET   445 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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