435  
FPUS65 KTFX 131935  
SFPMT  
 
STATE FORECAST FOR MONTANA  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 PM MDT SAT SEP 13 2025  
 
MTZ001>007-043-132200-  
WEST OF THE CONTINENTAL DIVIDE-  
NATIONAL WEATHER SERVICE MISSOULA MT  
135 PM MDT SAT SEP 13 2025  
   
TODAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. AREAS OF FOG.  
HIGHS IN THE MID 70S TO LOWER 80S.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE 40S.    
SUNDAY
 
MOSTLY SUNNY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. PATCHY FOG IN THE MORNING. RAIN SHOWERS LIKELY IN THE  
AFTERNOON AND EVENING. HIGHS IN THE MID 70S TO LOWER 80S.    
MONDAY
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. LOWS IN THE  
40S. HIGHS IN THE MID 60S TO LOWER 70S.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG. LOWS IN THE UPPER 30S TO  
MID 40S. HIGHS IN THE 70S.    
WEDNESDAY
 
MOSTLY CLEAR. PATCHY FOG. LOWS IN THE UPPER 30S TO  
MID 40S. HIGHS IN THE UPPER 70S TO MID 80S.  
 

 
 
MTZ301>314-316>318-132200-  
CENTRAL MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 PM MDT SAT SEP 13 2025  
   
TODAY
 
INCREASING CLOUDS. PATCHY FOG IN THE MORNING. SLIGHT  
CHANCE OF RAIN SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 70 TO 80...60 TO 70 IN THE  
MOUNTAINS.    
TONIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS 45 TO 55...40 TO  
50 IN THE MOUNTAINS.    
SUNDAY
 
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS  
75 TO 80...60 TO 70 IN THE MOUNTAINS.    
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 45 TO 55. HIGHS 65 TO 75.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 45 TO 50. HIGHS 70 TO 80.  

 
 
MTZ315-319>330-132200-  
SOUTHWEST MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 PM MDT SAT SEP 13 2025  
   
TODAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE  
DAY. SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 65 TO  
75...55 TO 65 IN THE MOUNTAINS.    
TONIGHT
 
PARTLY CLOUDY. LOWS 35 TO 45.    
SUNDAY
 
SUNNY THEN BECOMING PARTLY CLOUDY IN THE AFTERNOON THEN  
BECOMING MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE AFTERNOON  
AND EVENING. HIGHS 65 TO 75...60 TO 70 IN THE MOUNTAINS.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS 40 TO 50. HIGHS 55 TO 65.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS. LOWS 35 TO 45.  
HIGHS 55 TO 65.    
WEDNESDAY
 
CLEAR. LOWS 35 TO 45. HIGHS 65 TO 75.  

 
 
MTZ016>027-059>062-132200-  
NORTHEAST MONTANA-  
NATIONAL WEATHER SERVICE GLASGOW MT  
135 PM MDT SAT SEP 13 2025  
   
TODAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER TO MID 70S.    
TONIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER TO MID 50S.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON AND EVENING. HIGHS IN THE MID 70S TO LOWER 80S.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS NEAR 80. LOWS IN THE LOWER TO MID 50S.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS IN THE 70S. LOWS IN THE LOWER TO  
MID 50S.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
IN THE 70S. LOWS NEAR 50.  
 

 
 
MTZ028>042-056>058-063>068-132200-  
SOUTH CENTRAL AND SOUTHEAST MONTANA-  
NATIONAL WEATHER SERVICE BILLINGS MT  
135 PM MDT SAT SEP 13 2025  
   
REST OF TODAY
 
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 60S TO THE MID 70S.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S TO THE LOWER 50S.   
SUNDAY
 
SUNNY. HIGHS IN THE LOWER 70S TO THE LOWER 80S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO THE UPPER  
50S.    
MONDAY
 
MOSTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. HIGHS IN THE UPPER 60S TO LOWER 80S.    
MONDAY NIGHT AND TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S TO MID  
50S. HIGHS IN THE UPPER 60S TO LOWER 70S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS  
WEST...AND CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
EAST. LOWS IN THE LOWER 40S TO THE LOWER 50S.    
WEDNESDAY
 
SUNNY. SLIGHT CHANCE OF RAIN SHOWERS. HIGHS IN THE  
70S.    
WEDNESDAY NIGHT AND THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER  
40S TO THE LOWER 50S. HIGHS IN THE LOWER 70S TO THE LOWER 80S.  
 

 
 
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