663  
CDUS45 KTFX 132240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT WED SEP 13 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 13 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 71 257 PM 90 1959 72 -1 82  
MINIMUM 54 128 AM 23 1896 42 12 54  
AVERAGE 63 57 6 68  
 
PRECIPITATION (IN)  
TODAY T 1.23 1967 0.05 -0.05 0.00  
MONTH TO DATE 1.43 0.61 0.82 0.01  
SINCE OCT 1 18.12 16.39 1.73 13.31  
SINCE JAN 1 15.44 13.94 1.50 11.55  
 
DEGREE DAYS  
HEATING  
TODAY 2 9 -7 0  
MONTH TO DATE 43 92 -49 37  
SINCE SEP 1 43 92 -49 37  
SINCE JUL 1 128 238 -110 64  
 
COOLING  
TODAY 0 1 -1 3  
MONTH TO DATE 14 14 0 58  
SINCE SEP 1 14 14 0 58  
SINCE JAN 1 226 224 2 401    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65  
LOWEST 30  
AVERAGE 48  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 94 1948  
MINIMUM TEMPERATURE (F) 42 19 1970  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 653 AM MDT SUNSET 734 PM MDT  
SEPTEMBER 14 2023.....SUNRISE 654 AM MDT SUNSET 732 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page Main Text Page