558  
CDUS45 KTFX 270744  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
144 AM MDT FRI OCT 27 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 26 2023
 
 
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)  
YESTERDAY  
MAXIMUM 12 140 PM 81 1944 51 -39 47  
MINIMUM -5R 635 PM -5 2020 27 -32 23  
AVERAGE 4 39 -35 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.56 1910 0.03 0.07 0.00  
MONTH TO DATE 1.41 1.11 0.30 1.90  
SINCE OCT 1 1.41 1.11 0.30 1.90  
SINCE JAN 1 18.70 15.83 2.87 15.82  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 61 26 35 30  
MONTH TO DATE 471 535 -64 429  
SINCE SEP 1 663 824 -161 589  
SINCE JUL 1 748 970 -222 616  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 17 18 -1 59  
SINCE JAN 1 229 228 1 402    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 500 PM  
LOWEST 83 900 PM  
AVERAGE 87  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 75 1983  
MINIMUM TEMPERATURE (F) 27 -4 1919  
 
SUNRISE AND SUNSET  
OCTOBER 27 2023.......SUNRISE 753 AM MDT SUNSET 610 PM MDT  
OCTOBER 28 2023.......SUNRISE 755 AM MDT SUNSET 608 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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