FPUS65 KTFX 092139
AFPTFX

Central and Southwest Montana Area Forecast
National Weather Service Great Falls MT
338 PM MDT Thu Jul 9 2026

MTZ301>314-316>318-101200-
Central Montana-
National Weather Service Great Falls MT
338 PM MDT Thu Jul 9 2026

...HEAT ADVISORY IN EFFECT FROM NOON SATURDAY TO 9 PM MDT
MONDAY FOR Eastern Toole and Liberty...Hill County...Northern
Blaine County...Southern High Plains...Eastern Pondera and
Eastern Teton...Western and Central Chouteau County...Bears Paw
Mountains and Southern Blaine...Cascade County below
5000ft...Judith Basin County and Judith Gap...Fergus County below
4500ft...Gates of the Mountains...

.TONIGHT...Mostly clear. Lows 55 to 60...45 to 55 in the
mountains. 
.FRIDAY...Sunny. Highs 85 to 95...75 to 85 in the mountains. 
.FRIDAY NIGHT...Partly cloudy. Slight chance of showers through
the night. Lows 55 to 65...50 to 60 in the mountains. 
.SATURDAY...Mostly clear. Highs 90 to 100. 
.SUNDAY...Partly cloudy. Lows 60 to 65. Highs 90 to 100. 
.MONDAY...Partly cloudy. Lows 60 to 65. Highs 85 to 95. 
.TUESDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows 60 to 65. Highs 80 to 90. 

$$

MTZ315-319>330-101200-
Southwest Montana-
National Weather Service Great Falls MT
338 PM MDT Thu Jul 9 2026

...HEAT ADVISORY IN EFFECT FROM NOON SATURDAY TO 9 PM MDT
MONDAY FOR Helena Valley...Canyon Ferry Area...Missouri
Headwaters...Madison River Valley...Gallatin Valley...

.TONIGHT...Clear. Lows 45 to 55. 
.FRIDAY...Sunny. Highs 80 to 90...70 to 80 in the mountains. 
.FRIDAY NIGHT...Mostly clear. Slight chance of showers. Lows
50 to 60. 
.SATURDAY...Clear. Highs 85 to 95. 
.SUNDAY...Mostly clear. Lows 55 to 60. Highs 90 to 100. 
.MONDAY...Partly cloudy. Lows 55 to 65. Highs 80 to 90. 
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 55 to 60. Highs 80 to 90. 

$$