Montana Department of Transportation

Malcolm “Mack” Long, Director

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Main Content

Accidents and Incidents Report

Helena Climatic Report

CDUS45 KTFX 250838

CLIHLN



CLIMATE REPORT 

NATIONAL WEATHER SERVICE GREAT FALLS MT

138 AM MST THU FEB 25 2021



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



...THE HELENA MT CLIMATE SUMMARY FOR FEBRUARY 24 2021...



CLIMATE NORMAL PERIOD 1981 TO 2010

CLIMATE RECORD PERIOD 1866 TO 2021





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 YESTERDAY                                                           

  MAXIMUM         37    257 PM  69    1995  41     -4       39       

  MINIMUM         22    618 AM -18    1919  19      3       27       

                                      1922                           

  AVERAGE         30                        30      0       33     



PRECIPITATION (IN)                                                    

  YESTERDAY        0.00          0.63 1917   0.01  -0.01     0.02     

  MONTH TO DATE    0.85                      0.25   0.60     0.19     

  SINCE OCT 1      3.73                      2.18   1.55     2.14     

  SINCE JAN 1      1.13                      0.61   0.52     0.29     



SNOWFALL (IN)                                                              

  YESTERDAY        0.0          10.0  1919   0.2   -0.2      0.4      

  MONTH TO DATE   12.8                       4.4    8.4      2.7      

  SINCE DEC 1     19.4                      17.9    1.5      4.1      

  SINCE JUL 1     48.7                      26.7   22.0     23.4      

  SNOW DEPTH       0                                                 



DEGREE DAYS                                                           

 HEATING                                                              

  YESTERDAY       35                        35      0       32        

  MONTH TO DATE 1168                       906    262      820        

  SINCE DEC 1   3287                      3542   -255     2991        

  SINCE JUL 1   5004                      5424   -420     5061        



 COOLING                                                              

  YESTERDAY        0                         0      0        0        

  MONTH TO DATE    0                         0      0        0        

  SINCE DEC 1      0                         0      0        0        

  SINCE JAN 1      0                         0      0        0        

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





WIND (MPH)                                                            

  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (250)       

  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (260)       

  AVERAGE WIND SPEED     8.6                                        





SKY COVER                                                             

  AVERAGE SKY COVER 0.4                                                 





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         

  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    74           700 AM                                      

 LOWEST     33           500 PM                                      

 AVERAGE    54                                                        



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





THE HELENA MT CLIMATE NORMALS FOR TODAY

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   41        63      1983                      

 MINIMUM TEMPERATURE (F)   19       -19      18902011                     





SUNRISE AND SUNSET                                                    

FEBRUARY 25 2021......SUNRISE   714 AM MST   SUNSET   609 PM MST     

FEBRUARY 26 2021......SUNRISE   712 AM MST   SUNSET   610 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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