404  
CDUS45 KTFX 220915  
CLIGDV  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
200 AM MT AUG 22 2021  
   
...............................
 
 
   
..THE GLENDIVE APT CLIMATE SUMMARY FOR 21 AUG 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 MM 100 2010 87 MM 91  
MINIMUM MM 42 2018 57 MM 62  
AVERAGE MM 72 MM 77  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.43 2014 0.04 MM T  
MONTH TO DATE MM 0.94 MM 0.30  
SINCE OCT 1 MM 2.82 MM 2.66  
SINCE JAN 1 MM 9.95 MM MM  
 
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE MM 0 MM 0  
SINCE JAN 1 MM 4292 MM 4672  
SINCE JUL 1 MM 0 MM 3  
 
COOLING  
YESTERDAY MM 7 MM 12  
MONTH TO DATE MM 117 MM 186  
SINCE JAN 1 MM 349 MM 489  
SINCE JUL 1 MM 349 MM 489  
   
..............................................................
 
 
WIND (MPH)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 8.0  
 
- INDICATES NEGATIVE NUMBERS.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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