440  
CDUS45 KTFX 180740  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
140 AM MDT THU APR 18 2024  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR APRIL 17 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 32 123 PM 81 1923 53 -21 61  
MINIMUM 24 1159 PM 4 1896 29 -5 35  
AVERAGE 28 41 -13 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 0.90 1903 0.06 0.06 0.04  
MONTH TO DATE 2.32 0.90 1.42 0.71  
SINCE OCT 1 6.39 5.29 1.10 5.88  
SINCE JAN 1 3.93 2.84 1.09 3.20  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 24 13 17  
MONTH TO DATE 370 434 -64 435  
SINCE MAR 1 1423 1431 -8 1659  
SINCE JUL 1 6655 7197 -542 7485  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 14.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1000 PM  
LOWEST 69 900 AM  
AVERAGE 83  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 81 1936  
MINIMUM TEMPERATURE (F) 29 5 1951  
 
SUNRISE AND SUNSET  
APRIL 18 2024.........SUNRISE 623 AM MDT SUNSET 812 PM MDT  
APRIL 19 2024.........SUNRISE 622 AM MDT SUNSET 813 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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