559
FPUS65 KTFX 180938
AFPTFX
CENTRAL AND SOUTHWEST MONTANA AREA FORECAST
NATIONAL WEATHER SERVICE GREAT FALLS MT
338 AM MDT TUE AUG 18 2026
MTZ301>314-316>318-190000-
CENTRAL MONTANA-
NATIONAL WEATHER SERVICE GREAT FALLS MT
338 AM MDT TUE AUG 18 2026
TODAY
PARTLY CLOUDY. PATCHY SMOKE THROUGH THE DAY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS 75 TO
85...65 TO 75 IN THE MOUNTAINS.
TONIGHT
PARTLY CLOUDY. PATCHY SMOKE. SLIGHT CHANCE OF SHOWERS.
LOWS 50 TO 60...45 TO 55 IN THE MOUNTAINS.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY
SMOKE. HIGHS 80 TO 85...70 TO 80 IN THE MOUNTAINS.
THURSDAY
MOSTLY CLEAR. LOWS 50 TO 60. HIGHS 75 TO 85.
FRIDAY
MOSTLY CLEAR. LOWS 50 TO 55. HIGHS 80 TO 90.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 55 TO 60. HIGHS 80 TO 90.
MTZ315-319>330-190000-
SOUTHWEST MONTANA-
NATIONAL WEATHER SERVICE GREAT FALLS MT
338 AM MDT TUE AUG 18 2026
TODAY
INCREASING CLOUDS. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 75 TO 80...60 TO
70 IN THE MOUNTAINS.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. SLIGHT
CHANCE OF RAIN SHOWERS. LOWS 45 TO 55.
WEDNESDAY...SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 75 TO 85
65 TO 75 IN THE MOUNTAINS.
THURSDAY
MOSTLY CLEAR. LOWS 45 TO 55. HIGHS 75 TO 85.
FRIDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 50 TO 55. HIGHS 75 TO 85.
SATURDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 55 TO 60. HIGHS 75 TO 85.
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