676  
CDUS45 KTFX 120737  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MDT THU SEP 12 2024  
   
...............................  
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 11 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1886 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 324 PM 93 1919 74 -3 83  
MINIMUM 42 619 AM 29 1921 44 -2 45  
1989  
AVERAGE 57 59 -2 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.58 1.29 1978 0.04 0.54 0.00  
MONTH TO DATE 0.63 0.51 0.12 0.85  
SINCE OCT 1 13.68 13.94 -0.26 17.10  
SINCE JAN 1 11.58 11.66 -0.08 13.33  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 1949 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 T 0.4 -0.4 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 7 1 1  
MONTH TO DATE 18 65 -47 30  
SINCE SEP 1 18 65 -47 30  
SINCE JUL 1 69 179 -110 70  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 43 15 28 15  
SINCE SEP 1 43 15 28 15  
SINCE JAN 1 367 298 69 319    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 700 PM  
LOWEST 45 300 PM  
AVERAGE 73  
   
......................................................  
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1919  
MINIMUM TEMPERATURE (F) 44 29 1949  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2024.....SUNRISE 700 AM MDT SUNSET 742 PM MDT  
SEPTEMBER 13 2024.....SUNRISE 701 AM MDT SUNSET 740 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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