Montana Department of Transportation

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Accidents and Incidents Report

Helena Climatic Report

CDUS45 KTFX 190847

CLIHLN





CLIMATE REPORT

NATIONAL WEATHER SERVICE GREAT FALLS MT                              

247 AM MDT TUE JUN 19 2018





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



...THE HELENA MT CLIMATE SUMMARY FOR JUNE 18 2018...



CLIMATE NORMAL PERIOD 1981 TO 2010

CLIMATE RECORD PERIOD 1866 TO 2018





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL             

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

TEMPERATURE (F)                                                     

 YESTERDAY                                                           

  MAXIMUM         62   1253 PM  94    2003  76    -14       72       

                                      1986                          

                                      1961                          

  MINIMUM         53   1159 PM  33    1949  49      4       56       

  AVERAGE         58                        63     -5       64      

                                                                     

PRECIPITATION (IN)                                                   

  YESTERDAY        0.87          1.77 1979   0.07   0.80     0.00    

  MONTH TO DATE    2.34                      1.36   0.98     1.22    

  SINCE OCT 1     13.15                      7.03   6.12     8.03    

  SINCE JAN 1      9.82                      5.46   4.36     5.05    

                                                                     

SNOWFALL (IN)                                                        

  YESTERDAY        0.0           0.0  2000   0.0    0.0      0.0     

                                      1995                          

  MONTH TO DATE    0.0                       0.0    0.0      0.0     

  SINCE JUN 1      0.0                       0.0    0.0      0.0     

  SINCE JUL 1     64.7                      38.1   26.6     51.5     

  SNOW DEPTH       0                                                 

                                                                     

DEGREE DAYS                                                          

 HEATING                                                             

  YESTERDAY        7                         4      3        1       

  MONTH TO DATE   90                       100    -10       61       

  SINCE JUN 1     90                       100    -10       61       

  SINCE JUL 1   7983                      7505    478     7411       

                                                                     

 COOLING                                                             

  YESTERDAY        0                         2     -2        0       

  MONTH TO DATE   15                        19     -4       23       

  SINCE JUN 1     15                        19     -4       23       

  SINCE JAN 1     20                        27     -7       32       

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





WIND (MPH)                                                           

  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (340)      

  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (240)      

  AVERAGE WIND SPEED     5.5                                         



                                                                     

SKY COVER                                                            

  AVERAGE SKY COVER 1.0                                              



                                                                     

WEATHER CONDITIONS                                                  

 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        

  RAIN                                                               

  LIGHT RAINFOG                                                                



                                                                     

RELATIVE HUMIDITY (PERCENT)                                          

 HIGHEST   100           700 AM                                     

 LOWEST     78           100 PM                                     

 AVERAGE    89                                                       



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



                                                                     

THE HELENA MT CLIMATE NORMALS FOR TODAY

                         NORMAL    RECORD    YEAR                    

 MAXIMUM TEMPERATURE (F)   77        93      1988                    

                                             1985                    

                                             1974                    

 MINIMUM TEMPERATURE (F)   49        36      1972                    



                                                                     

SUNRISE AND SUNSET                                                   

JUNE 19 2018..........SUNRISE   534 AM MDT   SUNSET   925 PM MDT   

JUNE 20 2018..........SUNRISE   534 AM MDT   SUNSET   925 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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