844  
FPUS65 KTFX 140413  
AFPTFX  
 
CENTRAL AND SOUTHWEST MONTANA AREA FORECAST  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
1012 PM MDT THU AUG 13 2026  
 
MTZ301>314-316>318-141200-  
CENTRAL MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
1012 PM MDT THU AUG 13 2026  
 
   
REST OF TONIGHT  
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS LATE IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS 45 TO 55...40 TO 50 IN THE MOUNTAINS.    
FRIDAY  
CLOUDY. CHANCE OF RAIN SHOWERS THROUGH THE DAY. SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 60 TO 70...50 TO  
60 IN THE MOUNTAINS.    
FRIDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 45 TO 55...40 TO 50 IN THE  
MOUNTAINS.    
SATURDAY  
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS. HIGHS 70 TO  
75.    
SUNDAY  
PARTLY CLOUDY. LOWS 45 TO 50. HIGHS 75 TO 85.    
MONDAY  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS 50 TO 55. HIGHS 70 TO 80.    
TUESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 50 TO 55. HIGHS 70 TO 75.  
 
 
 
MTZ315-319>330-141200-  
SOUTHWEST MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
1012 PM MDT THU AUG 13 2026  
 
...FLASH FLOOD WATCH IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR BIG  
BELT, BRIDGER AND CASTLE MOUNTAINS...NORTHWEST BEAVERHEAD  
COUNTY...  
...FLOOD WATCH IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR ELKHORN  
AND BOULDER MOUNTAINS...  
   
REST OF TONIGHT  
PATCHY SMOKE THROUGH THE NIGHT. RAIN SHOWERS  
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. SOME THUNDERSTORMS MAY  
PRODUCE HEAVY RAINFALL LATE IN THE EVENING. LOWS 45 TO 50.    
FRIDAY  
MOSTLY CLOUDY. PATCHY SMOKE THROUGH THE DAY. RAIN  
SHOWERS LIKELY THROUGH THE DAY. CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS 65 TO 70...55 TO 65 IN THE MOUNTAINS.    
FRIDAY NIGHT  
MOSTLY CLOUDY. PATCHY SMOKE IN THE EVENING.  
CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. LOWS 40 TO  
50.    
SATURDAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
HIGHS 65 TO 75.    
SUNDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 40 TO 50. HIGHS 65 TO 75.    
MONDAY  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS 45 TO 50. HIGHS 65 TO 75.    
TUESDAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS 45 TO 50. HIGHS 65 TO 75.  
 
 
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