Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
414
FNUS55 KTFX 221956
FWFTFX
Fire Weather Planning Forecast for North-Central Montana
National Weather Service Great Falls MT
156 PM MDT Fri Aug 22 2025
.DISCUSSION...
Seasonable to slightly above normal temperatures will persist over
the next week across north-central Montana. The rest of today through
Monday will be generally dry but overnight humidity recovery will
remain good through this time. Tuesday through the rest of the week
will involve daily chances for showers and thunderstorms across the
southern districts.
MTZ112-231045-
Eastern Glacier/Toole/Central/Eastern Pondera/Liberty-
156 PM MDT Fri Aug 22 2025
.TONIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......44-49.
24 hr trend......7 degrees down...unchanged higher elevations.
* Max Humidity..........75-85 percent.
24 hr trend......15 percent up...5 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............Northeast winds 10 to 15 mph shifting to
the southeast after midnight.
* Mixing Height.........5500-6000 ft agl decreasing to 500-1500 ft
agl early in the evening.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SATURDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......73-78...66-71 higher elevations.
24 hr trend......6 degrees up.
* Min Humidity..........28-33 percent.
24 hr trend......5 percent down.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........500-1500 ft agl increasing to 6500 ft agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.SATURDAY NIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......45-50.
24 hr trend......2 degrees up.
* Max Humidity..........67-77 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.........4500-6000 ft agl decreasing to 0-500 ft
agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......76-81...69-75 higher elevations.
24 hr trend......4 degrees up.
* Min Humidity..........25-30 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.........500-1500 ft agl increasing to 4500-6000 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
80s. Southeast winds 10 to 15 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the mid 80s.
Southeast winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 80s. East winds 10 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
80s.
$$
MTZ113-231045-
Hill and Blaine Counties-
156 PM MDT Fri Aug 22 2025
.TONIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......44-50.
24 hr trend......4 degrees down.
* Max Humidity..........80-90 percent.
24 hr trend......3 percent up...14 percent up higher elevations.
* Wind (20 FT).
Lower Elevations...Northeast winds 5 to 10 mph.
Ridges.............Northeast winds 10 to 15 mph shifting to
the east after midnight.
* Mixing Height.........5000-5500 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......Northeast 20 to 25 mph shifting to the east
after midnight.
* CWR...................0 percent.
.SATURDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......72-78...66-71 higher elevations.
24 hr trend......3 degrees up.
* Min Humidity..........30-39 percent.
24 hr trend......5 percent down.
* Wind (20 FT).
Lower Elevations...East winds 5 to 10 mph.
Ridges.............East winds 5 to 10 mph.
* Mixing Height.........500-1500 ft agl increasing to 7000 ft agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SATURDAY NIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......45-50.
24 hr trend......2 degrees up.
* Max Humidity..........73-83 percent...65-73 percent higher
elevations.
24 hr trend......14 percent down.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........6500 ft agl decreasing to 0-500 ft agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......73-80...67-72 higher elevations.
24 hr trend......2 degrees up.
* Min Humidity..........28-36 percent.
24 hr trend......2 percent down.
* Wind (20 FT).
Lower Elevations...Southeast 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.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly clear. Lows in the upper 40s. Highs around 80.
East winds 10 to 15 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the mid 80s.
Southeast winds 10 to 15 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the
mid 80s. East winds 10 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
80s.
$$
MTZ114-231045-
Lewis and Clark National Forest Rocky Mountain District-
Rocky Mountain Front-
156 PM MDT Fri Aug 22 2025
.TONIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......42-48.
24 hr trend......7 degrees down...2 degrees up higher
elevations.
* Max Humidity..........73-83 percent.
24 hr trend......10 percent up...10 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph shifting to the
north after midnight.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........5500-6000 ft agl decreasing to 1000-2000 ft
agl early in the evening.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SATURDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......75-80...63-73 higher elevations.
24 hr trend......5 degrees up.
* Min Humidity..........28-34 percent...34-44 percent higher
elevations.
24 hr trend......3 percent down.
* Wind (20 FT).
Lower Elevations...Northeast winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........1000-2000 ft agl increasing to 5000-6500 ft
agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SATURDAY NIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......45-50.
24 hr trend......2 degrees up.
* Max Humidity..........66-76 percent.
24 hr trend......9 percent down.
* Wind (20 FT).
Lower Elevations...Northeast winds 10 to 15 mph.
Ridges.............Northeast winds 10 to 15 mph.
* Mixing Height.........4500-6000 ft agl decreasing to 500-1000 ft
agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......77-82...65-75 higher elevations.
24 hr trend......2 degrees up.
* Min Humidity..........24-29 percent...29-38 percent higher
elevations.
24 hr trend......5 percent down.
* Wind (20 FT).
Lower Elevations...North winds around 5 mph shifting to the
east in the afternoon.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........1000-2500 ft agl increasing to 6000-6500 ft
agl.
* Transport Winds.......East 10 to 15 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the upper
70s. Northeast winds 10 to 15 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 80s. Southeast winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.THURSDAY...Mostly cloudy. Slight chance of showers. Lows in the
mid 50s. Highs around 80.
.FRIDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
$$
MTZ115-231045-
Chouteau and Fergus Counties-
156 PM MDT Fri Aug 22 2025
.TONIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......46-52.
24 hr trend......6 degrees down.
* Max Humidity..........72-82 percent.
24 hr trend......11 percent up...2 percent up higher elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............Northeast winds 10 to 15 mph shifting to
the southeast after midnight.
* Mixing Height.........5500-6500 ft agl decreasing to 500-1500 ft
agl early in the evening.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SATURDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......75-81...66-73 higher elevations.
24 hr trend......3 degrees up.
* Min Humidity..........31-37 percent...39-46 percent higher
elevations.
24 hr trend......4 percent down...2 percent up higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 5000-6500 ft
agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SATURDAY NIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......48-53.
24 hr trend......1 degree up.
* Max Humidity..........64-74 percent.
24 hr trend......10 percent down...19 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............East winds 10 to 15 mph.
* Mixing Height.........4500-6000 ft agl decreasing to BELOW 1000
ft agl.
* Transport Winds.......East 20 to 25 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......75-82...67-73 higher elevations.
24 hr trend......2 degrees up.
* Min Humidity..........27-34 percent.
24 hr trend......4 percent down.
* Wind (20 FT).
Lower Elevations...East winds 10 to 15 mph.
Ridges.............Southeast winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 5500-7000 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 80s.
East winds 15 to 20 mph.
.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 mid
80s. East winds 10 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the upper 50s. Highs in the
mid 80s.
.FRIDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
$$
MTZ116-118-231045-
Lincoln Ranger District of the Helena National Forest-
Helena and Townsend Ranger Districts of the Helena National
Forest-
156 PM MDT Fri Aug 22 2025
.TONIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......44-50.
24 hr trend......4 degrees down.
* Max Humidity..........69-79 percent.
24 hr trend......7 percent up...19 percent down higher
elevations.
* 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.........5000-6500 ft agl decreasing to 1000-2000 ft
agl early in the evening.
* Transport Winds.......East around 25 mph.
* CWR...................0 percent.
.SATURDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......76-85...68-77 higher elevations.
24 hr trend......4 degrees up.
* Min Humidity..........24-34 percent.
24 hr trend......9 percent down.
* Wind (20 FT).
Lower Elevations...Northeast winds 10 to 15 mph.
Ridges.............Northeast winds 10 to 15 mph.
* Mixing Height.........1000-2500 ft agl increasing to 5500-6500 ft
agl.
* Transport Winds.......East 15 to 20 mph shifting to the northeast
in the afternoon.
* CWR...................0 percent.
.SATURDAY NIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......46-52.
24 hr trend......3 degrees up.
* Max Humidity..........66-76 percent.
24 hr trend......5 percent down.
* Wind (20 FT).
Lower Elevations...Northeast winds 15 to 20 mph.
Ridges.............Northeast winds 15 to 20 mph.
* Mixing Height.........4500-6000 ft agl decreasing to 1000-2500 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.......77-85...68-77 higher elevations.
24 hr trend......1 degree down.
* Min Humidity..........22-31 percent.
24 hr trend......Unchanged.
* 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 7500-8000 ft
agl.
* Transport Winds.......East 15 to 20 mph shifting to the northeast
in the afternoon.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Partly cloudy. Lows around 50. Highs in the upper 70s.
Northeast winds 10 to 15 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 80s. East winds 15 to 20 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs around 80. Northeast
winds 10 to 15 mph.
.THURSDAY...Mostly cloudy. Chance of showers. Lows in the mid
50s. Highs in the mid 70s.
.FRIDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
$$
MTZ117-231045-
Central and Eastern Lewis and Clark National Forest Areas-
156 PM MDT Fri Aug 22 2025
.TONIGHT...
* Sky/Weather...........Mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......42-49.
24 hr trend......3 degrees down.
* Max Humidity..........71-81 percent.
24 hr trend......1 percent down...31 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.........5000-5500 ft agl decreasing to 1000-1500 ft
agl early in the evening.
* Transport Winds.......East 20 to 25 mph.
* CWR...................0 percent.
.SATURDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......75-81...66-75 higher elevations.
24 hr trend......5 degrees up.
* Min Humidity..........28-38 percent.
24 hr trend......5 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 5500-6500 ft
agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SATURDAY NIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......43-50.
24 hr trend......2 degrees up.
* Max Humidity..........67-77 percent.
24 hr trend......8 percent down.
* 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 500-1000 ft
agl.
* Transport Winds.......East 15 to 20 mph.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......75-83...65-75 higher elevations.
24 hr trend......Unchanged.
* Min Humidity..........24-34 percent.
24 hr trend......3 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.........1000-2000 ft agl increasing to 7000-7500 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the upper
70s. East winds 15 to 20 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the lower 80s.
Southeast winds 15 to 20 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs around
80. East winds 10 to 15 mph.
.THURSDAY...Mostly cloudy. Slight chance of showers. Lows in the
mid 50s. Highs in the upper 70s.
.FRIDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
$$
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