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Accidents and Incidents Report

Great Falls Climatic Report

CDUS45 KTFX 130929
CLIGTF


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT                              
227 AM MST WED DEC 13 2017


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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 12 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         56   1116 AM  63    2014  34     22        6       
  MINIMUM         31   1156 PM -32    1922  15     16      -11       
  AVERAGE         44                        25     19       -2      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.55 1937   0.01  -0.01     0.07    
  MONTH TO DATE    0.05                      0.21  -0.16     0.31    
  SINCE OCT 1      1.60                      1.66  -0.06     2.35    
  SINCE JAN 1     13.63                     14.41  -0.78    13.87    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          14.0  1932   0.3   -0.3      1.0     
  MONTH TO DATE    0.7                       3.4   -2.7      6.2     
  SINCE DEC 1      0.7                       3.4   -2.7      6.2     
  SINCE JUL 1     16.1                      17.1   -1.0      8.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       21                        40    -19       67       
  MONTH TO DATE  340                       470   -130      647       
  SINCE DEC 1    340                       470   -130      647       
  SINCE JUL 1   2215                      2439   -224     2232       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    456                       298    158      252       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    41   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED    18.5                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    38          1100 PM                                     
 LOWEST     10          1100 AMAVERAGE    24                                                       

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

                                                                     
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   34        59      1921                    
 MINIMUM TEMPERATURE (F)   15       -29      1922                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 13 2017......SUNRISE   805 AM MST   SUNSET   435 PM MST   
DECEMBER 14 2017......SUNRISE   806 AM MST   SUNSET   435 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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