473  
CDUS45 KTFX 190915  
CLIGDV  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
200 AM MT OCT 19 2021  
   
...............................
 
 
   
..THE GLENDIVE APT CLIMATE SUMMARY FOR 18 OCT 2021
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1969 TO 2021  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 84 2003 59 12 33  
MINIMUM 36 18 2020 35 1 19  
AVERAGE 54 47 7 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.02 2004 0.04 -0.04 T  
MONTH TO DATE 2.31 0.75 1.56 0.42  
SINCE OCT 1 MM 5.28 MM 4.32  
SINCE JAN 1 MM 12.41 MM MM  
 
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 18 -7 39  
MONTH TO DATE 236 261 -25 304  
SINCE JAN 1 MM 4660 MM 5176  
SINCE JUL 1 MM 368 MM 507  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 10 0 10 0  
SINCE JAN 1 MM 382 MM 581  
SINCE JUL 1 MM 382 MM 581  
   
..............................................................
 
 
WIND (MPH)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 9.0  
 
- INDICATES NEGATIVE NUMBERS.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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