Montana Department of Transportation

Malcolm “Mack” Long, Director

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Accidents and Incidents Report

Helena Climatic Report

CDUS45 KTFX 072240

CLIHLN



CLIMATE REPORT 

NATIONAL WEATHER SERVICE GREAT FALLS MT

440 PM MDT FRI MAY 07 2021



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



...THE HELENA MT CLIMATE SUMMARY FOR MAY 7 2021...

VALID TODAY AS OF 0400 PM LOCAL TIME.



CLIMATE NORMAL PERIOD 1991 TO 2020

CLIMATE RECORD PERIOD 1866 TO 2021





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         65   1158 AM  86    1987  64      1       57       

                                      1992                           

  MINIMUM         50    517 AM  22    1885  39     11       38       

  AVERAGE         58                        51      7       48     



PRECIPITATION (IN)                                                    

  TODAY            0.03          0.51 1948   0.04  -0.01     0.00     

  MONTH TO DATE    0.07                      0.27  -0.20      T       

  SINCE OCT 1      5.08                      4.45   0.63     3.82     

  SINCE JAN 1      2.48                      2.62  -0.14     1.97     



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY            7                        14     -7       17        

  MONTH TO DATE   74                       104    -30       99        

  SINCE MAR 1   1468                      1616   -148     1663        

  SINCE JUL 1   6611                      7110   -499     6860        



 COOLING                                                              

  TODAY            0                         0      0        0        

  MONTH TO DATE    0                         0      0        0        

  SINCE MAR 1      0                         0      0        1        

  SINCE JAN 1      0                         0      0        1        

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





WIND (MPH)                                                            

  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (280)       

  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (270)       

  AVERAGE WIND SPEED     6.4                                        





SKY COVER                                                             

  AVERAGE SKY COVER 0.5                                                 





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED TODAY.                             

  LIGHT RAIN                                                          





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    77           300 PM                                      

 LOWEST     38          1200 PM                                      

 AVERAGE    58                                                        



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





THE HELENA MT CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   64        85      1987                      

 MINIMUM TEMPERATURE (F)   39        23      1997                      





SUNRISE AND SUNSET                                                    

MAY  7 2021...........SUNRISE   604 AM MDT   SUNSET   846 PM MDT     

MAY  8 2021...........SUNRISE   603 AM MDT   SUNSET   847 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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