820  
FPUS65 KTFX 142139  
AFPTFX  
 
CENTRAL AND SOUTHWEST MONTANA AREA FORECAST  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
338 PM MDT FRI AUG 14 2026  
 
MTZ301>314-316>318-151200-  
CENTRAL MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
338 PM MDT FRI AUG 14 2026  
 
   
TONIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE OF  
RAIN SHOWERS AFTER MIDNIGHT. LOWS 45 TO 55...40 TO 50 IN THE  
MOUNTAINS.    
SATURDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. SLIGHT  
CHANCE OF RAIN SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 70 TO 75...60 TO 70 IN THE  
MOUNTAINS.    
SATURDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
45 TO 55.    
SUNDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. HIGHS  
75 TO 85.    
MONDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 50 TO 55. HIGHS 75 TO 85.    
TUESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 50 TO 55. HIGHS 70 TO 80.    
WEDNESDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS  
45 TO 50. HIGHS 70 TO 80.  
 
 
 
MTZ315-319>330-151200-  
SOUTHWEST MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
338 PM MDT FRI AUG 14 2026  
 
...FLASH FLOOD WATCH IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR  
NORTHWEST BEAVERHEAD COUNTY...  
   
TONIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING. SOME  
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE EVENING. LOWS  
40 TO 50.    
SATURDAY  
INCREASING CLOUDS. CHANCE OF RAIN SHOWERS THROUGH THE  
DAY. CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 70 TO 75...  
60 TO 70 IN THE MOUNTAINS.    
SATURDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS 40 TO  
50.    
SUNDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 70 TO 80.    
MONDAY  
RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS  
45 TO 55. HIGHS 70 TO 80.    
TUESDAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS 45 TO 50. HIGHS 65 TO 75.    
WEDNESDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 40 TO 50. HIGHS 65 TO 75.  
 
 
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