Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
043
FNUS55 KTFX 071843
FWFTFX
Fire Weather Planning Forecast for North-Central Montana
National Weather Service Great Falls MT
1243 PM MDT Mon Sep 7 2026
.DISCUSSION...
Scattered showers and thunderstorms will continue over the
districts through Tuesday. It will be drier/warmer Wed and Thur
before another weather system approaches the area starting Friday.
Expect cooler temperatures with lower elevation rain and mountain
snow over the weekend. Brusda
MTZ112-081100-
Eastern Glacier/Toole/Central/Eastern Pondera/Liberty-
1243 PM MDT Mon Sep 7 2026
.TONIGHT...
* Sky/Weather...........Mostly cloudy. Showers and slight chance of
thunderstorms in the evening, then chance of showers after
midnight.
* Chance Lightning.......20 percent.
* Min Temperature.......43-48.
24 hr trend......3 degrees down.
* Max Humidity..........88-98 percent.
24 hr trend......Unchanged.
* Wind (20 FT).
Lower Elevations...Windy. West winds around 30 mph.
Ridges.............Windy. West winds around 30 mph.
* Mixing Height.........1000-2500 ft agl.
* Transport Winds.......West 35 to 40 mph.
* CWR...................60 percent.
.TUESDAY...
* Sky/Weather...........Partly sunny. Showers likely in the
morning, then chance of showers in the afternoon.
* Chance Lightning.......0 percent.
* Max Temperature.......57-63...49-55 higher elevations.
24 hr trend......1 degree up.
* Min Humidity..........64-74 percent...75-85 percent higher
elevations.
24 hr trend......24 percent down...4 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds around 25 mph decreasing
to 15 to 20 mph in the afternoon.
Ridges.............Windy. West winds around 25 mph becoming
northwest 15 to 20 mph in the afternoon.
* Mixing Height.........1000-2500 ft agl increasing to 3000-4000 ft
agl in the afternoon.
* Transport Winds.......West 25 to 30 mph.
* CWR...................30 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy then becoming partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......41-46.
24 hr trend......3 degrees down.
* Max Humidity..........85-95 percent.
24 hr trend......Unchanged...11 percent down higher elevations.
* Wind (20 FT).
Lower Elevations...West winds 20 to 25 mph.
Ridges.............West winds 20 to 25 mph.
* Mixing Height.........2000-3000 ft agl decreasing to BELOW 1000
ft agl early in the evening.
* Transport Winds.......West 25 to 30 mph.
* CWR...................0 percent.
.WEDNESDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......66-75...57-65 higher elevations.
24 hr trend......10 degrees up.
* Min Humidity..........37-47 percent...47-54 percent higher
elevations.
24 hr trend......25 percent down.
* Wind (20 FT).
Lower Elevations...Windy. West winds around 25 mph.
Ridges.............Windy. West winds around 25 mph.
* Mixing Height.........500-2000 ft agl increasing to 5500-7000 ft
agl.
* Transport Winds.......West 30 to 35 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Very windy. Partly cloudy. Lows around 50. Highs
around 70. West winds around 35 mph.
.FRIDAY...Cooler. Mostly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the mid
50s. North winds 20 to 25 mph.
.SATURDAY...Mostly cloudy with chance of showers. Lows in the
upper 30s. Highs in the lower 50s. Northeast winds 10 to 15 mph.
.SUNDAY...Mostly cloudy with chance of showers. Lows in the mid
30s. Highs around 50.
.MONDAY...Partly cloudy. Chance of showers. Lows in the mid 30s.
Highs in the upper 50s.
$$
MTZ113-081100-
Hill and Blaine Counties-
1243 PM MDT Mon Sep 7 2026
.TONIGHT...
* Sky/Weather...........Mostly cloudy. Showers and slight chance of
thunderstorms in the evening, then chance of showers after
midnight.
* Chance Lightning.......20 percent.
* Min Temperature.......45-50...37-47 higher elevations.
24 hr trend......7 degrees down.
* Max Humidity..........87-97 percent.
24 hr trend......Unchanged.
* Wind (20 FT).
Lower Elevations...Very windy. West winds around 35 mph.
Ridges.............Very windy. West winds around 35 mph.
* Mixing Height.........2000-3500 ft agl decreasing to 1500 ft agl
in the late evening and overnight.
* Transport Winds.......West 40 to 45 mph.
* CWR...................30 percent.
.TUESDAY...
* Sky/Weather...........Partly sunny. Chance of showers in the
morning, then showers in the afternoon.
* Chance Lightning.......0 percent.
* Max Temperature.......59-64...49-55 higher elevations.
24 hr trend......1 degree down...8 degrees down higher
elevations.
* Min Humidity..........71-81 percent...87-97 percent higher
elevations.
24 hr trend......13 percent down...9 percent up higher
elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds 25 to 30 mph.
Ridges.............Windy. West winds around 30 mph decreasing
to 20 to 25 mph in the afternoon.
* Mixing Height.........1500-3000 ft agl increasing to 2500-3500 ft
agl in the afternoon.
* Transport Winds.......West around 40 mph becoming northwest
around 30 mph in the afternoon.
* CWR...................50 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy then becoming partly cloudy.
Chance of showers in the evening.
* Chance Lightning.......0 percent.
* Min Temperature.......42-47...35-45 higher elevations.
24 hr trend......3 degrees down.
* Max Humidity..........85-95 percent.
24 hr trend......Unchanged.
* Wind (20 FT).
Lower Elevations...West winds 15 to 20 mph.
Ridges.............West winds 15 to 20 mph.
* Mixing Height.........1000-2500 ft agl decreasing to BELOW 1000
ft agl in the late evening and overnight.
* Transport Winds.......West 20 to 25 mph.
* CWR...................10 percent.
.WEDNESDAY...
* Sky/Weather...........Partly sunny then becoming sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......71-76...63-68 higher elevations.
24 hr trend......11 degrees up.
* Min Humidity..........34-44 percent.
24 hr trend......31 percent down...45 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Southwest winds 10 to 15 mph.
Ridges.............West winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 5500-7000 ft
agl.
* Transport Winds.......West 20 to 25 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Mostly clear. Lows around 50. Highs in the mid 70s.
West winds 20 to 25 mph.
.FRIDAY...Cooler. Mostly cloudy. Chance of showers. Lows in the
mid 40s. Highs in the lower 60s. Northwest winds 15 to 20 mph.
.SATURDAY...Mostly cloudy with slight chance of showers. Lows
around 40. Highs in the upper 50s. Northeast winds 15 to 20 mph.
.SUNDAY...Mostly cloudy with chance of showers. Lows in the upper
30s. Highs in the mid 50s.
.MONDAY...Mostly cloudy. Chance of showers. Lows in the upper
30s. Highs in the lower 60s.
$$
MTZ114-081100-
Lewis and Clark National Forest Rocky Mountain District-
Rocky Mountain Front-
1243 PM MDT Mon Sep 7 2026
.TONIGHT...
* Sky/Weather...........Mostly cloudy. Chance of showers.
* Chance Lightning.......0 percent.
* Min Temperature.......43-48...36-43 higher elevations.
24 hr trend......4 degrees down.
* Max Humidity..........84-94 percent.
24 hr trend......13 percent down...unchanged higher elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds 25 to 35 mph.
Ridges.............Very windy. West winds 25 to 35 mph.
* Mixing Height.........2500-3500 ft agl decreasing to 1000-1500 ft
agl early in the evening.
* Transport Winds.......West around 45 mph.
* CWR...................20 percent.
.TUESDAY...
* Sky/Weather...........Partly sunny. Showers likely in the
morning, then chance of showers in the afternoon.
* Chance Lightning.......0 percent.
* Max Temperature.......58-63...44-54 higher elevations.
24 hr trend......3 degrees up.
* Min Humidity..........56-66 percent...76-86 percent higher
elevations.
24 hr trend......18 percent down...11 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...West winds 15 to 20 mph.
Ridges.............West winds 15 to 20 mph.
* Mixing Height.........1000-2500 ft agl increasing to 3000-4000 ft
agl late in the morning.
* Transport Winds.......West 20 to 25 mph.
* CWR...................20 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy then becoming partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......41-46...34-43 higher elevations.
24 hr trend......2 degrees down.
* Max Humidity..........84-94 percent.
24 hr trend......5 percent down...unchanged higher elevations.
* Wind (20 FT).
Lower Elevations...Southwest winds 15 to 20 mph.
Ridges.............West winds 15 to 20 mph.
* Mixing Height.........2500-3500 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......West 25 to 30 mph.
* CWR...................0 percent.
.WEDNESDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......68-76...54-64 higher elevations.
24 hr trend......13 degrees up.
* Min Humidity..........30-39 percent...43-53 percent higher
elevations.
24 hr trend......30 percent down...35 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...West winds 20 to 25 mph.
Ridges.............Windy. West winds 20 to 25 mph.
* Mixing Height.........500-2000 ft agl increasing to 5500-7000 ft
agl.
* Transport Winds.......West 30 to 35 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Very windy. Partly cloudy. Lows around 50. Highs in
the lower 70s. Southwest winds around 40 mph.
.FRIDAY...Cooler, windy. Mostly cloudy. Chance of showers and
slight chance of thunderstorms. Lows in the mid 40s. Highs in the
mid 50s. Northwest winds around 25 mph.
.SATURDAY...Mostly cloudy with chance of rain and snow showers
likely. Lows in the upper 30s. Highs in the upper 40s. Northeast
winds 10 to 15 mph.
.SUNDAY...Showers and snow showers likely. Lows in the mid 30s.
Highs in the upper 40s.
.MONDAY...Mostly cloudy. Chance of rain and snow showers. Lows in
the mid 30s. Highs in the upper 50s.
$$
MTZ115-081100-
Chouteau and Fergus Counties-
1243 PM MDT Mon Sep 7 2026
.TONIGHT...
* Sky/Weather...........Mostly cloudy. Chance of showers.
* Chance Lightning.......0 percent.
* Min Temperature.......46-52.
24 hr trend......2 degrees down.
* Max Humidity..........74-84 percent...65-73 percent higher
elevations.
24 hr trend......35 percent down.
* Wind (20 FT).
Lower Elevations...Windy. West winds 30 to 35 mph.
Ridges.............Very windy. West winds 30 to 35 mph.
* Mixing Height.........4500-6000 ft agl decreasing to 1500-2500 ft
agl early in the evening.
* Transport Winds.......West around 45 mph.
* CWR...................20 percent.
.TUESDAY...
* Sky/Weather...........Partly sunny. Chance of showers.
* Chance Lightning.......0 percent.
* Max Temperature.......60-67...53-63 higher elevations.
24 hr trend......1 degree down.
* Min Humidity..........60-70 percent.
24 hr trend......20 percent down...12 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds around 30 mph decreasing
to 20 to 25 mph in the afternoon.
Ridges.............Windy. West winds around 30 mph decreasing
to 20 to 25 mph in the afternoon.
* Mixing Height.........1500-3000 ft agl increasing to 4000-5500 ft
agl in the late morning and afternoon.
* Transport Winds.......West around 40 mph decreasing to around 30
mph in the afternoon.
* CWR...................30 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy then becoming partly cloudy.
Slight chance of showers in the evening.
* Chance Lightning.......0 percent.
* Min Temperature.......42-49.
24 hr trend......4 degrees down.
* Max Humidity..........75-85 percent...66-76 percent higher
elevations.
24 hr trend......24 percent up...4 percent up higher elevations.
* Wind (20 FT).
Lower Elevations...West winds 15 to 20 mph.
Ridges.............West winds 15 to 20 mph.
* Mixing Height.........3000-4000 ft agl decreasing to 500-1500 ft
agl early in the evening.
* Transport Winds.......West around 30 mph decreasing to 20 to 25
mph after midnight.
* CWR...................0 percent.
.WEDNESDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......74-79...66-75 higher elevations.
24 hr trend......13 degrees up.
* Min Humidity..........27-37 percent.
24 hr trend......44 percent down...34 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...West winds 10 to 15 mph.
Ridges.............West winds 10 to 15 mph.
* Mixing Height.........500-1500 ft agl increasing to 6000-7500 ft
agl.
* Transport Winds.......West 20 to 25 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Windy. Mostly clear. Lows in the lower 50s. Highs
around 80. West winds around 25 mph.
.FRIDAY...Cooler. Mostly cloudy. Chance of showers. Lows in the
upper 40s. Highs in the lower 60s. Northwest winds 15 to 20 mph.
.SATURDAY...Mostly cloudy. Slight chance of showers. Lows in the
lower 40s. Highs in the upper 50s. Northeast winds 15 to 20 mph.
.SUNDAY...Mostly cloudy with chance of showers. Lows in the upper
30s. Highs in the mid 50s.
.MONDAY...Mostly cloudy. Chance of showers. Lows in the upper
30s. Highs in the lower 60s.
$$
MTZ116-118-081100-
Lincoln Ranger District of the Helena National Forest-
Helena and Townsend Ranger Districts of the Helena National
Forest-
1243 PM MDT Mon Sep 7 2026
.TONIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......37-44.
24 hr trend......8 degrees down.
* Max Humidity..........80-90 percent.
24 hr trend......Unchanged.
* Wind (20 FT).
Lower Elevations...Windy. West winds 20 to 30 mph.
Ridges.............Windy. West winds 20 to 30 mph.
* Mixing Height.........7500 ft agl decreasing to 500-1500 ft agl.
* Transport Winds.......West around 35 mph.
* CWR...................0 percent.
.TUESDAY...
* Sky/Weather...........Mostly sunny. Slight chance of showers in
the afternoon.
* Chance Lightning.......0 percent.
* Max Temperature.......59-69...48-58 higher elevations.
24 hr trend......3 degrees up.
* Min Humidity..........41-51 percent...54-64 percent higher
elevations.
24 hr trend......35 percent down...8 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...West winds 15 to 20 mph.
Ridges.............West winds 15 to 20 mph.
* Mixing Height.........500-2000 ft agl increasing to 7000-8500 ft
agl.
* Transport Winds.......West 20 to 25 mph.
* CWR...................0 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy then becoming mostly clear.
* Chance Lightning.......0 percent.
* Min Temperature.......37-44.
24 hr trend......Unchanged.
* Max Humidity..........80-90 percent.
24 hr trend......Unchanged...12 percent down higher elevations.
* Wind (20 FT).
Lower Elevations...Northwest winds 10 to 15 mph shifting to
the south after midnight.
Ridges.............West winds 10 to 15 mph.
* Mixing Height.........5500 ft agl decreasing to 500-1000 ft agl.
* Transport Winds.......West 20 to 25 mph shifting to the southwest
after midnight.
* CWR...................0 percent.
.WEDNESDAY...
* Sky/Weather...........Sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......69-79...59-69 higher elevations.
24 hr trend......11 degrees up.
* Min Humidity..........25-35 percent.
24 hr trend......13 percent down...33 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Southwest winds 15 to 20 mph.
Ridges.............Southwest winds 15 to 20 mph.
* Mixing Height.........500-2000 ft agl increasing to 8000 ft agl.
* Transport Winds.......Southwest 20 to 25 mph increasing to west
around 30 mph in the afternoon.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Windy. Mostly clear. Lows in the upper 40s. Highs in
the mid 70s. Southwest winds around 25 mph.
.FRIDAY...Cooler. Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the upper 40s. Highs in the
lower 60s. Northwest winds 20 to 25 mph.
.SATURDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 40. Highs in the upper 50s. North
winds 15 to 20 mph.
.SUNDAY...Mostly cloudy. Chance of rain and snow showers. Lows in
the upper 30s. Highs in the lower 50s.
.MONDAY...Partly cloudy. Chance of showers. Lows in the mid 30s.
Highs in the upper 50s.
$$
MTZ117-081100-
Central and Eastern Lewis and Clark National Forest Areas-
1243 PM MDT Mon Sep 7 2026
.TONIGHT...
* Sky/Weather...........Partly cloudy. Chance of showers in the
evening. Slight chance of showers after midnight.
* Chance Lightning.......0 percent.
* Min Temperature.......38-48.
24 hr trend......5 degrees down.
* Max Humidity..........75-85 percent.
24 hr trend......25 percent down.
* Wind (20 FT).
Lower Elevations...Windy. West winds 30 to 35 mph.
Ridges.............Very windy. West winds 30 to 35 mph.
* Mixing Height.........4500-5500 ft agl decreasing to 1000-2000 ft
agl early in the evening.
* Transport Winds.......West 40 to 45 mph.
* CWR...................0 percent.
.TUESDAY...
* Sky/Weather...........Mostly sunny. Chance of showers.
* Chance Lightning.......0 percent.
* Max Temperature.......58-65...50-60 higher elevations.
24 hr trend......Unchanged.
* Min Humidity..........51-61 percent.
24 hr trend......8 percent down...26 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds 25 to 30 mph.
Ridges.............Windy. West winds 25 to 30 mph.
* Mixing Height.........1000-2500 ft agl increasing to 5000-6000 ft
agl.
* Transport Winds.......West 30 to 35 mph.
* CWR...................10 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy then becoming partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......36-45.
24 hr trend......3 degrees down.
* Max Humidity..........78-88 percent.
24 hr trend......3 percent up.
* Wind (20 FT).
Lower Elevations...West winds 20 to 25 mph becoming southwest
10 to 15 mph after midnight.
Ridges.............West winds 15 to 20 mph.
* Mixing Height.........3000-4000 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......West around 30 mph becoming southwest 20 to
25 mph after midnight.
* CWR...................0 percent.
.WEDNESDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......70-78...62-72 higher elevations.
24 hr trend......14 degrees up.
* Min Humidity..........23-32 percent.
24 hr trend......31 percent down...23 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Southwest winds 15 to 20 mph.
Ridges.............West winds 15 to 20 mph.
* Mixing Height.........500-2000 ft agl increasing to 6000-7500 ft
agl.
* Transport Winds.......West 25 to 30 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Windy. Mostly clear. Lows around 50. Highs in the mid
70s. Southwest winds around 30 mph.
.FRIDAY...Cooler. Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the mid 40s. Highs around 60.
Northwest winds 20 to 25 mph.
.SATURDAY...Mostly cloudy. Chance of showers. Lows in the upper
30s. Highs in the mid 50s. Northeast winds 15 to 20 mph.
.SUNDAY...Mostly cloudy with chance of rain and snow showers.
Lows in the upper 30s. Highs around 50.
.MONDAY...Mostly cloudy. Chance of rain and snow showers. Lows in
the mid 30s. Highs in the upper 50s.
$$
weather.gov/greatfalls