259
FPUS65 KTFX 130635
AFPTFX
CENTRAL AND SOUTHWEST MONTANA AREA FORECAST
NATIONAL WEATHER SERVICE GREAT FALLS MT
1234 AM MDT THU AUG 13 2026
MTZ301>314-316>318-141200-
CENTRAL MONTANA-
NATIONAL WEATHER SERVICE GREAT FALLS MT
1234 AM MDT THU AUG 13 2026
REST OF TONIGHT
RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT, THEN RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 55 TO 65...50 TO 60 IN THE MOUNTAINS. LOWS
45 TO 55...40 TO 50 IN THE MOUNTAINS.
FRIDAY
CLOUDY. CHANCE OF RAIN SHOWERS THROUGH THE DAY. HIGHS
60 TO 70...50 TO 60 IN THE MOUNTAINS.
FRIDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. LOWS 45 TO
50.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. HIGHS
65 TO 75.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 45 TO 55. HIGHS 75 TO 85.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
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.
MTZ315-319>330-141200-
SOUTHWEST MONTANA-
NATIONAL WEATHER SERVICE GREAT FALLS MT
1234 AM MDT THU AUG 13 2026
...FLASH FLOOD WATCH IN EFFECT THIS EVENING FOR BIG BELT, BRIDGER
AND CASTLE MOUNTAINS...
...FLASH FLOOD WATCH IN EFFECT FROM THIS AFTERNOON THROUGH THIS
EVENING FOR NORTHWEST BEAVERHEAD COUNTY...
REST OF TONIGHT
PATCHY SMOKE. CHANCE OF RAIN SHOWERS. CHANCE
OF THUNDERSTORMS. RAIN SHOWERS. SOME THUNDERSTORMS MAY PRODUCE
HEAVY RAINFALL IN THE AFTERNOON AND EVENING. HIGHS 65 TO 75...
60 TO 70 IN THE MOUNTAINS. LOWS 45 TO 50.
FRIDAY
CLOUDY. 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. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. 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 70 TO 80.
MONDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 45 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.
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