Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
092
FNUS55 KTFX 232008
FWFTFX
Fire Weather Planning Forecast for North-Central Montana
National Weather Service Great Falls MT
208 PM MDT Sat Aug 23 2025
.DISCUSSION...
Dry northwesterly flow aloft will maintain fair weather conditions
with warm days and cool nights. Clear skies will mostly prevail
outside of periods of increased higher level cloudiness. Overnight
humidity recoveries will be moderate to good tonight, but will trend
moderate to poor over the mountains Sunday night through Tuesday
night. Mostly easterly winds will gust in the 10 to 20 kt range at
times for the next couple of days.
MTZ112-241015-
Eastern Glacier/Toole/Central/Eastern Pondera/Liberty-
208 PM MDT Sat Aug 23 2025
.TONIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......44-49.
24 hr trend......Unchanged...6 degrees up higher elevations.
* Max Humidity..........68-78 percent.
24 hr trend......8 percent down...23 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........5500-6000 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......76-81...70-76 higher elevations.
24 hr trend......2 degrees up.
* Min Humidity..........24-30 percent.
24 hr trend......5 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 4500-5500 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY NIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......47-52.
24 hr trend......3 degrees up.
* Max Humidity..........65-75 percent...54-64 percent higher
elevations.
24 hr trend......4 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........4000-5000 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.MONDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......80-85...73-79 higher elevations.
24 hr trend......5 degrees up.
* Min Humidity..........20-25 percent.
24 hr trend......4 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 6500-7000 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.TUESDAY...Mostly clear. Lows around 50. Highs in the lower 80s.
Southeast winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s. East winds 10 to 15 mph.
.THURSDAY...Mostly cloudy. Lows in the mid 50s. Highs in the
lower 80s. Southeast winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Lows in the mid 50s. Highs around 80.
.SATURDAY...Partly cloudy. Lows in the mid 50s. Highs in the
lower 80s.
$$
MTZ113-241015-
Hill and Blaine Counties-
208 PM MDT Sat Aug 23 2025
.TONIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......44-50.
24 hr trend......Unchanged.
* Max Humidity..........74-84 percent.
24 hr trend......9 percent down.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........5500-6500 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......East 20 to 25 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......73-80...67-72 higher elevations.
24 hr trend......Unchanged.
* Min Humidity..........29-37 percent.
24 hr trend......3 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 5500-6000 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY NIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......46-52.
24 hr trend......1 degree up.
* Max Humidity..........64-74 percent...57-65 percent higher
elevations.
24 hr trend......8 percent down...16 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........4000-5500 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.MONDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......78-83...71-76 higher elevations.
24 hr trend......5 degrees up.
* Min Humidity..........24-31 percent.
24 hr trend......4 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 5500-6500 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.TUESDAY...Mostly clear. Lows around 50. Highs in the lower 80s.
Southeast winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s. East winds 10 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the mid 50s. Highs in the
lower 80s. East winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Lows in the mid 50s. Highs in the lower
80s.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
$$
MTZ114-241015-
Lewis and Clark National Forest Rocky Mountain District-
Rocky Mountain Front-
208 PM MDT Sat Aug 23 2025
.TONIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......45-50.
24 hr trend......3 degrees up.
* Max Humidity..........68-78 percent.
24 hr trend......15 percent down...9 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Northeast winds 10 to 15 mph shifting to
the north after midnight.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........5000-5500 ft agl decreasing to 1000-1500 ft
agl early in the evening.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......78-83...66-76 higher elevations.
24 hr trend......3 degrees up.
* Min Humidity..........23-28 percent...28-38 percent higher
elevations.
24 hr trend......7 percent down.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........1000-2000 ft agl increasing to 5500-6000 ft
agl.
* Transport Winds.......East 10 to 15 mph.
* CWR...................0 percent.
.SUNDAY NIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......46-52.
24 hr trend......4 degrees up.
* Max Humidity..........65-75 percent...55-65 percent higher
elevations.
24 hr trend......7 percent down.
* Wind (20 FT).
Lower Elevations...Northeast winds 10 to 15 mph shifting to
the northwest after midnight.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........4500-5500 ft agl decreasing to 1000-1500 ft
agl early in the evening.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.MONDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......80-85...68-78 higher elevations.
24 hr trend......3 degrees up.
* Min Humidity..........18-27 percent.
24 hr trend......5 percent down.
* Wind (20 FT).
Lower Elevations...Northwest winds around 5 mph shifting to
the east in the afternoon.
Ridges.............East winds 5 to 10 mph.
* Mixing Height.........1000-2500 ft agl increasing to 6000-7500 ft
agl.
* Transport Winds.......East 10 to 15 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s. East winds 15 to 20 mph.
.WEDNESDAY...Mostly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Northeast winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 70s. East
winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
$$
MTZ115-241015-
Chouteau and Fergus Counties-
208 PM MDT Sat Aug 23 2025
.TONIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......47-52.
24 hr trend......Unchanged.
* Max Humidity..........66-76 percent.
24 hr trend......5 percent down...11 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........5500-6000 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......East 20 to 25 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......76-82...67-73 higher elevations.
24 hr trend......3 degrees up.
* Min Humidity..........27-34 percent.
24 hr trend......3 percent down.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........500-1500 ft agl increasing to 5000-6500 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY NIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......47-52.
24 hr trend......1 degree down...4 degrees up higher elevations.
* Max Humidity..........62-72 percent.
24 hr trend......2 percent down...10 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........4000-5500 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......East 20 to 25 mph.
* CWR...................0 percent.
.MONDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......79-85...70-77 higher elevations.
24 hr trend......2 degrees up.
* Min Humidity..........22-28 percent.
24 hr trend......6 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........500-1500 ft agl increasing to 6500-7000 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
80s. Southeast winds 15 to 20 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
lower 80s. East winds 10 to 15 mph.
.THURSDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
Southeast winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
$$
MTZ116-118-241015-
Lincoln Ranger District of the Helena National Forest-
Helena and Townsend Ranger Districts of the Helena National
Forest-
208 PM MDT Sat Aug 23 2025
.TONIGHT...
* Sky/Weather...........Partly cloudy. Haze in the evening.
* Chance Lightning.......0 percent.
* Min Temperature.......46-52.
24 hr trend......1 degree up.
* Max Humidity..........65-75 percent.
24 hr trend......7 percent down.
* Wind (20 FT).
Lower Elevations...Northeast winds 15 to 20 mph.
Ridges.............Northeast winds 15 to 20 mph shifting to
the east after midnight.
* Mixing Height.........4500-6000 ft agl decreasing to 1000-1500 ft
agl early in the evening.
* Transport Winds.......Northeast 20 to 25 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......78-85...68-78 higher elevations.
24 hr trend......1 degree up.
* Min Humidity..........21-31 percent.
24 hr trend......1 percent down...6 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........1000-2500 ft agl increasing to 7000-7500 ft
agl.
* Transport Winds.......East 15 to 20 mph shifting to the northeast
in the afternoon.
* CWR...................0 percent.
.SUNDAY NIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......47-54.
24 hr trend......2 degrees up.
* Max Humidity..........58-68 percent.
24 hr trend......9 percent down.
* Wind (20 FT).
Lower Elevations...Northeast winds 15 to 20 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........7000 ft agl decreasing to 1000-1500 ft agl.
* Transport Winds.......Northeast 20 to 25 mph.
* CWR...................0 percent.
.MONDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......79-86...70-79 higher elevations.
24 hr trend......1 degree down.
* Min Humidity..........18-25 percent.
24 hr trend......3 percent down.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........1000-2500 ft agl increasing to 8500-9000 ft
agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.TUESDAY...Partly cloudy. Lows in the lower 50s. Highs around 80.
East winds 15 to 20 mph.
.WEDNESDAY...Mostly cloudy with chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 70s. East
winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 70s. South
winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
$$
MTZ117-241015-
Central and Eastern Lewis and Clark National Forest Areas-
208 PM MDT Sat Aug 23 2025
.TONIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......43-51.
24 hr trend......2 degrees up.
* Max Humidity..........67-77 percent.
24 hr trend......3 percent up...11 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 15 to 20 mph shifting to the
southeast after midnight.
* Mixing Height.........4500-6000 ft agl decreasing to 1000 ft agl
early in the evening.
* Transport Winds.......East 20 to 25 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......76-84...66-76 higher elevations.
24 hr trend......Unchanged.
* Min Humidity..........23-33 percent.
24 hr trend......4 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph shifting to
the east in the afternoon.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........1000-2500 ft agl increasing to 6000-7000 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph shifting to the east
in the afternoon.
* CWR...................0 percent.
.SUNDAY NIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......44-52.
24 hr trend......1 degree down.
* Max Humidity..........64-74 percent...55-65 percent higher
elevations.
24 hr trend......9 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........6000 ft agl decreasing to 1000 ft agl.
* Transport Winds.......Southeast 20 to 25 mph.
* CWR...................0 percent.
.MONDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......78-87...68-78 higher elevations.
24 hr trend......2 degrees up.
* Min Humidity..........19-27 percent.
24 hr trend......4 percent down.
* Wind (20 FT).
Lower Elevations...South winds around 5 mph increasing to east
15 to 20 mph in the afternoon.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........1000-2500 ft agl increasing to 6500-8000 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.TUESDAY...Partly cloudy. Lows around 50. Highs around 80.
Southeast winds 15 to 20 mph.
.WEDNESDAY...Mostly cloudy. Lows in the lower 50s. Highs in the
upper 70s. East winds 15 to 20 mph.
.THURSDAY...Mostly cloudy with chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 70s.
Southeast winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
$$
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