154
FPUS65 KTFX 170634
AFPTFX
CENTRAL AND SOUTHWEST MONTANA AREA FORECAST
NATIONAL WEATHER SERVICE GREAT FALLS MT
1233 AM MDT THU SEP 17 2026
MTZ301>314-316>318-181200-
CENTRAL MONTANA-
NATIONAL WEATHER SERVICE GREAT FALLS MT
1233 AM MDT THU SEP 17 2026
REST OF TONIGHT
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
EVENING. HIGHS 70 TO 75. LOWS 40 TO 55...35 TO 50 IN THE
MOUNTAINS.
FRIDAY...INCREASING CLOUDS. HIGHS 70 TO 75
60 TO 70 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
MOSTLY CLOUDY. CHANCE OF RAIN. HIGHS 60 TO 70.
SUNDAY
MOSTLY CLEAR. LOWS 45 TO 50. HIGHS 65 TO 75.
MONDAY
MOSTLY CLEAR. LOWS 45 TO 50. HIGHS 70 TO 80.
TUESDAY
MOSTLY CLEAR. LOWS 45 TO 50. HIGHS 70 TO 80.
MTZ315-319>330-181200-
SOUTHWEST MONTANA-
NATIONAL WEATHER SERVICE GREAT FALLS MT
1233 AM MDT THU SEP 17 2026
REST OF TONIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 70 TO 80...60 TO 70 IN THE MOUNTAINS. LOWS
40 TO 50.
FRIDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY THROUGH THE DAY.
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 65 TO 75...55 TO
65 IN THE MOUNTAINS.
FRIDAY NIGHT
CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 40 TO 50.
SATURDAY
MOSTLY CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 55 TO 65.
SUNDAY
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 60 TO 70.
MONDAY
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 65 TO 75.
TUESDAY
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 65 TO 75.
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