861  
FPUS65 KTFX 190938  
AFPTFX  
 
CENTRAL AND SOUTHWEST MONTANA AREA FORECAST  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
337 AM MDT WED AUG 19 2026  
 
MTZ301>314-316>318-200000-  
CENTRAL MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
337 AM MDT WED AUG 19 2026  
 
   
TODAY...SUNNY. PATCHY SMOKE. HIGHS 80 TO 90
 
70 TO 80 IN THE  
MOUNTAINS.    
TONIGHT
 
MOSTLY CLEAR. PATCHY SMOKE IN THE EVENING. LOWS 55 TO  
60...50 TO 55 IN THE MOUNTAINS.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLEAR. HIGHS 80 TO 90...75 TO 85 IN THE MOUNTAINS.    
FRIDAY
 
MOSTLY CLEAR. LOWS 55 TO 60. HIGHS 80 TO 85.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS 55 TO 60.  
HIGHS 80 TO 90.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS 55 TO 60.  
HIGHS 75 TO 85.  
 

 
 
MTZ315-319>330-200000-  
SOUTHWEST MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
337 AM MDT WED AUG 19 2026  
 
   
TODAY...SUNNY. HIGHS 75 TO 85
 
65 TO 75 IN THE MOUNTAINS.    
TONIGHT
 
MOSTLY CLEAR. LOWS 45 TO 55.    
THURSDAY...SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 80 TO 90
 
 
70 TO 80 IN THE MOUNTAINS.    
FRIDAY
 
PARTLY CLOUDY. LOWS 50 TO 60. HIGHS 80 TO 90.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 55 TO 60. HIGHS 75 TO 85.    
SUNDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 50 TO 55. HIGHS 70 TO 80.  
 

 
 
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