331  
FPUS65 KTFX 152200  
SFPMT  
 
STATE FORECAST FOR MONTANA  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
400 PM MDT MON JUN 15 2026  
 
MTZ001>007-043-161000-  
WEST OF THE CONTINENTAL DIVIDE-  
NATIONAL WEATHER SERVICE MISSOULA MT  
400 PM MDT MON JUN 15 2026  
 
.../NOTICE/ THE AREA FORECAST PRODUCT (AFP) AND STATE FORECAST  
PRODUCT (SFP) FOR MONTANA WILL BE DISCONTINUED JUNE 29, 2026...  
...WIND ADVISORY IN EFFECT FROM 1 PM TO 10 PM MDT TUESDAY FOR  
KOOTENAI/CABINET REGION...WEST GLACIER REGION...FLATHEAD/MISSION  
VALLEYS...LOWER CLARK FORK REGION...MISSOULA/BITTERROOT  
VALLEYS...POTOMAC/SEELEY LAKE REGION...  
...WIND ADVISORY IN EFFECT FROM 1 PM TUESDAY TO MIDNIGHT MDT  
TUESDAY NIGHT FOR BITTERROOT/SAPPHIRE MOUNTAINS...BUTTE/BLACKFOOT  
REGION...  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S TO MID 50S.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE 80S.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE 70S.    
THURSDAY  
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE UPPER 70S  
TO MID 80S.    
JUNETEENTH  
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S.  
HIGHS IN THE 80S.    
SATURDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO MID 50S.  
HIGHS IN THE UPPER 70S TO MID 80S.  
 
 
 
MTZ301>314-316>318-161000-  
CENTRAL MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
400 PM MDT MON JUN 15 2026  
   
TONIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN THE  
EVENING. LOWS 55 TO 60...45 TO 55 IN THE MOUNTAINS.    
TUESDAY...SUNNY. HIGHS 80 TO 85  
70 TO 80 IN THE MOUNTAINS.  
WEST WINDS 20 TO 25 MPH WITH GUSTS TO 45 MPH INCREASING TO 25 TO  
35 MPH WITH GUSTS TO 55 MPH IN THE AFTERNOON.    
TUESDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 45 TO 50...40 TO 45 IN THE  
MOUNTAINS. NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 55 MPH  
DECREASING TO AROUND 20 MPH WITH GUSTS TO 35 MPH AFTER MIDNIGHT.    
WEDNESDAY  
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS 60 TO 70.    
THURSDAY  
PARTLY CLOUDY. LOWS 40 TO 45. HIGHS 65 TO 70.    
JUNETEENTH  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS 70 TO 75.   
SATURDAY  
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 45 TO 50. HIGHS 70 TO 80.  
 
 
MTZ315-319>330-161000-  
SOUTHWEST MONTANA-  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
400 PM MDT MON JUN 15 2026  
   
TONIGHT...PARTLY CLOUDY. LOWS 45 TO 55  
40 TO 50 IN THE  
MOUNTAINS.    
TUESDAY...SUNNY. HIGHS 80 TO 90  
70 TO 80 IN THE MOUNTAINS.  
WEST WINDS 25 TO 35 MPH WITH GUSTS TO 55 MPH IN THE AFTERNOON.    
TUESDAY NIGHT...MOSTLY CLEAR. LOWS 40 TO 50  
35 TO 45 IN THE  
MOUNTAINS. WEST WINDS 25 TO 35 MPH WITH GUSTS TO 55 MPH  
DECREASING TO 20 TO 25 MPH WITH GUSTS TO 45 MPH AFTER MIDNIGHT.    
WEDNESDAY  
MOSTLY CLEAR. HIGHS 60 TO 70. NORTHWEST WINDS AROUND  
20 MPH WITH GUSTS TO 35 MPH.    
THURSDAY  
MOSTLY CLEAR. LOWS 35 TO 45. HIGHS 65 TO 75.    
JUNETEENTH  
PARTLY CLOUDY. LOWS 40 TO 45. HIGHS 75 TO 85.    
SATURDAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS 45 TO 50. HIGHS 65 TO 75.  
 
 
MTZ016>027-059>062-161000-  
NORTHEAST MONTANA-  
NATIONAL WEATHER SERVICE GLASGOW MT  
400 PM MDT MON JUN 15 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER TO MID 50S.    
TUESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER TO MID 80S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS NEAR 50.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,  
THEN A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON AND EVENING. HIGHS IN THE MID TO UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS NEAR 70. LOWS IN THE 40S.    
JUNETEENTH  
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 70S. LOWS  
IN THE 40S.    
SATURDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE 70S. LOWS NEAR 50.  
 
 
 
MTZ028>042-056>058-063>068-161000-  
SOUTH CENTRAL AND SOUTHEAST MONTANA-  
NATIONAL WEATHER SERVICE BILLINGS MT  
400 PM MDT MON JUN 15 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S TO THE MID 50S.    
TUESDAY  
MOSTLY SUNNY. HIGHS 85 TO 90.    
TUESDAY NIGHT  
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS AROUND 50 TO THE UPPER 50S.    
WEDNESDAY  
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWERS. HIGHS  
IN THE UPPER 60S TO THE UPPER 70S.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS IN THE LOWER 40S TO THE LOWER 50S.    
THURSDAY AND THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER  
40S TO THE LOWER 50S. HIGHS AROUND 70 TO THE UPPER 70S.    
JUNETEENTH AND FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER  
40S TO THE UPPER 50S. HIGHS IN THE MID 70S TO THE MID 80S.    
SATURDAY  
PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S TO THE MID 80S.  
 
 
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