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Accidents and Incidents Report

Great Falls Climatic Report

CDUS45 KTFX 211052
CLIGTF


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT                              
452 AM MDT THU SEP 21 2017


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...THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 20 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         57    214 PM  93    1917  68    -11       62       
  MINIMUM         38   1132 PM  24    1995  41     -3       45       
  AVERAGE         48                        54     -6       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.72 1968   0.04  -0.04     0.07    
  MONTH TO DATE    2.16                      0.99   1.17     1.40    
  SINCE OCT 1     14.75                     14.32   0.43    15.80    
  SINCE JAN 1     11.82                     12.32  -0.50    10.70    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           1.3  1968   0.1   -0.1      0.0     
  MONTH TO DATE    0.0                       0.6   -0.6      0.0     
  SINCE SEP 1      0.0                       0.6   -0.6      0.0     
  SINCE JUL 1      0.0                       0.9   -0.9       T      
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        11      6       11       
  MONTH TO DATE  138                       158    -20      191       
  SINCE SEP 1    138                       158    -20      191       
  SINCE JUL 1    167                       279   -112      292       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE   47                        20     27       10       
  SINCE SEP 1     47                        20     27       10       
  SINCE JAN 1    456                       296    160      252       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED    17.0                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    70          1100 PM                                     
 LOWEST     38           900 AMAVERAGE    54                                                       

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

                                                                     
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        90      1917                    
 MINIMUM TEMPERATURE (F)   40        20      1995                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 21 2017.....SUNRISE   711 AM MDT   SUNSET   725 PM MDT   
SEPTEMBER 22 2017.....SUNRISE   713 AM MDT   SUNSET   722 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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