538  
CDUS45 KTFX 140828  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
227 AM MDT TUE AUG 14 2018  
 
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 13 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 349 PM 97 2015 82 -10 85  
2003  
1973  
MINIMUM 50 523 AM 36 1916 51 -1 56  
AVERAGE 61 66 -5 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.58 1944 0.05 -0.05 0.01  
MONTH TO DATE 0.03 0.72 -0.69 0.23  
SINCE OCT 1 17.85 14.49 3.36 12.37  
SINCE JAN 1 15.85 11.99 3.86 7.97  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 2 2 0  
MONTH TO DATE 18 21 -3 27  
SINCE JUN 1 292 321 -29 195  
SINCE JUL 1 76 94 -18 27  
 
COOLING  
YESTERDAY 0 3 -3 6  
MONTH TO DATE 65 49 16 15  
SINCE JUN 1 167 157 10 284  
SINCE JAN 1 167 159 8 285    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 600 AM  
LOWEST 44 400 PM  
AVERAGE 61  
   
......................................................
 
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 101 1929  
MINIMUM TEMPERATURE (F) 50 36 1995  
 
 
SUNRISE AND SUNSET  
AUGUST 14 2018........SUNRISE 614 AM MDT SUNSET 830 PM MDT  
AUGUST 15 2018........SUNRISE 615 AM MDT SUNSET 829 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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