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Accidents and Incidents Report

Helena Climatic Report

CDUS45 KTFX 192240

CLIHLN



CLIMATE REPORT 

NATIONAL WEATHER SERVICE GREAT FALLS MT

440 PM MDT SAT SEP 19 2020



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



...THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 19 2020...

VALID TODAY AS OF 0400 PM LOCAL TIME.



CLIMATE NORMAL PERIOD 1981 TO 2010

CLIMATE RECORD PERIOD 1866 TO 2020





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         70    258 AM  94    2009  71     -1       62       

  MINIMUM         56   1154 AM  25    1965  42     14       49       

  AVERAGE         63                        56      7       56     



PRECIPITATION (IN)                                                    

  TODAY            0.10          0.96 1925   0.04   0.06     0.04     

  MONTH TO DATE    0.25                      0.74  -0.49     2.29     

  SINCE OCT 1      9.12                     10.86  -1.74    14.82     

  SINCE JAN 1      7.27                      9.29  -2.02    13.91     



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY            2                         9     -7        9        

  MONTH TO DATE   69                       116    -47       71        

  SINCE SEP 1     69                       116    -47       71        

  SINCE JUL 1     88                       185    -97       99        



 COOLING                                                              

  TODAY            0                         0      0        0        

  MONTH TO DATE   48                        22     26       57        

  SINCE SEP 1     48                        22     26       57        

  SINCE JAN 1    506                       405    101      407        

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





WIND (MPH)                                                            

  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (270)       

  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (270)       

  AVERAGE WIND SPEED     7.9                                        





SKY COVER                                                             

  AVERAGE SKY COVER 0.6                                                 





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED TODAY.                             

  LIGHT RAIN                                                          

  FOG                                                                 

  HAZE                                                                





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    80          1100 AM                                      

 LOWEST     33           300 AM                                      

 AVERAGE    57                                                        



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





THE HELENA MT CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   71        90      1922                      

 MINIMUM TEMPERATURE (F)   42        20      1983                      





SUNRISE AND SUNSET                                                    

SEPTEMBER 19 2020.....SUNRISE   712 AM MDT   SUNSET   730 PM MDT     

SEPTEMBER 20 2020.....SUNRISE   713 AM MDT   SUNSET   728 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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