395  
CDUS45 KTFX 112240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT MON SEP 11 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 11 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 256 PM 98 1908 73 4 87  
MINIMUM 45 514 AM 11 1921 43 2 41  
AVERAGE 61 58 3 64  
 
PRECIPITATION (IN)  
TODAY 0.00 1.43 1978 0.04 -0.04 0.00  
MONTH TO DATE 1.42 0.52 0.90 0.01  
SINCE OCT 1 18.11 16.30 1.81 13.31  
SINCE JAN 1 15.43 13.85 1.58 11.55  
 
DEGREE DAYS  
HEATING  
TODAY 4 8 -4 1  
MONTH TO DATE 41 75 -34 36  
SINCE SEP 1 41 75 -34 36  
SINCE JUL 1 126 221 -95 63  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 14 12 2 55  
SINCE SEP 1 14 12 2 55  
SINCE JAN 1 226 222 4 398    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 20  
AVERAGE 51  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1953  
MINIMUM TEMPERATURE (F) 43 22 1921  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2023.....SUNRISE 650 AM MDT SUNSET 738 PM MDT  
SEPTEMBER 12 2023.....SUNRISE 651 AM MDT SUNSET 736 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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