Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
599
FNUS55 KTFX 141926
FWFTFX
Fire Weather Planning Forecast for North-Central Montana
National Weather Service Great Falls MT
126 PM MDT Mon Sep 14 2026
.DISCUSSION...
This afternoon there will be scattered showers across the
districts. It will also be windy across North-central Montana this
afternoon/evening. It will be mostly dry through Thursday with
showers and thunderstorms returning Thursday evening through
Saturday. It will warm up Thursday through this weekend.
MTZ112-151045-
Eastern Glacier/Toole/Central/Eastern Pondera/Liberty-
126 PM MDT Mon Sep 14 2026
.TONIGHT...
* Sky/Weather...........Mostly cloudy. Chance of showers in the
evening. Slight chance of showers after midnight.
* Chance Lightning.......0 percent.
* Min Temperature.......39-44.
24 hr trend......1 degree down.
* Max Humidity..........92-100 percent.
24 hr trend......22 percent up...3 percent up higher elevations.
* Wind (20 FT).
Lower Elevations...Northwest winds 20 to 25 mph becoming west
10 to 15 mph after midnight.
Ridges.............Northwest winds 20 to 25 mph decreasing to
10 to 15 mph after midnight.
* Mixing Height.........2500-3500 ft agl decreasing to 1000 ft agl
early in the evening.
* Transport Winds.......Northwest around 30 mph decreasing to 15 to
20 mph after midnight.
* CWR...................10 percent.
.TUESDAY...
* Sky/Weather...........Mostly cloudy. Slight chance of showers in
the afternoon.
* Chance Lightning.......0 percent.
* Max Temperature.......53-62...47-52 higher elevations.
24 hr trend......2 degrees up.
* Min Humidity..........57-67 percent...71-81 percent higher
elevations.
24 hr trend......1 percent down...12 percent up higher
elevations.
* 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 3000-4500 ft
agl in the afternoon.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy. Chance of showers through
the night.
* Chance Lightning.......0 percent.
* Min Temperature.......40-45.
24 hr trend......2 degrees up.
* Max Humidity..........93-100 percent.
24 hr trend......Unchanged.
* Wind (20 FT).
Lower Elevations...Northeast winds 10 to 15 mph.
Ridges.............Northeast winds 10 to 15 mph.
* Mixing Height.........2000-3500 ft agl decreasing to 500-1500 ft
agl early in the evening.
* Transport Winds.......Northeast 15 to 20 mph.
* CWR...................10 percent.
.WEDNESDAY...
* Sky/Weather...........Mostly cloudy then becoming mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......55-60.
24 hr trend......Unchanged.
* Min Humidity..........59-66 percent...65-75 percent higher
elevations.
24 hr trend......7 percent up...12 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...North winds 15 to 20 mph becoming south
around 5 mph in the afternoon.
Ridges.............North winds 10 to 15 mph shifting to the
west in the afternoon.
* Mixing Height.........1000-2500 ft agl increasing to 3500-4500 ft
agl in the afternoon.
* Transport Winds.......North 15 to 20 mph shifting to the west in
the afternoon.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 60s. South winds 15 to 20 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
North winds around 5 mph.
.SATURDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
Southwest winds 15 to 20 mph.
.SUNDAY...Mostly clear. Lows in the upper 40s. Highs in the upper
60s.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s.
$$
MTZ113-151045-
Hill and Blaine Counties-
126 PM MDT Mon Sep 14 2026
.TONIGHT...
* Sky/Weather...........Mostly cloudy then becoming partly cloudy.
Slight chance of showers in the evening.
* Chance Lightning.......0 percent.
* Min Temperature.......38-43.
24 hr trend......4 degrees down.
* Max Humidity..........95-100 percent.
24 hr trend......17 percent up...unchanged higher elevations.
* Wind (20 FT).
Lower Elevations...Northwest winds 15 to 20 mph.
Ridges.............Northwest winds 15 to 20 mph.
* Mixing Height.........2500-3500 ft agl decreasing to 500-1500 ft
agl early in the evening.
* Transport Winds.......Northwest around 35 mph decreasing to
around 25 mph after midnight.
* CWR...................0 percent.
.TUESDAY...
* Sky/Weather...........Partly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......59-65...54-59 higher elevations.
24 hr trend......1 degree up...6 degrees up higher elevations.
* Min Humidity..........44-54 percent.
24 hr trend......9 percent down.
* Wind (20 FT).
Lower Elevations...East winds 5 to 10 mph.
Ridges.............East winds 5 to 10 mph.
* Mixing Height.........500-2000 ft agl increasing to 4500-5000 ft
agl.
* Transport Winds.......Northeast 15 to 20 mph shifting to the east
in the afternoon.
* CWR...................0 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy. Chance of showers in the
evening. Showers likely after midnight.
* Chance Lightning.......0 percent.
* Min Temperature.......42-47.
24 hr trend......4 degrees up.
* Max Humidity..........88-98 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.........2000-3500 ft agl decreasing to 500-1500 ft
agl early in the evening.
* Transport Winds.......East 20 to 25 mph.
* CWR...................20 percent.
.WEDNESDAY...
* Sky/Weather...........Partly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......60-65...52-57 higher elevations.
24 hr trend......2 degrees down.
* Min Humidity..........48-58 percent...59-68 percent higher
elevations.
24 hr trend......4 percent up.
* Wind (20 FT).
Lower Elevations...Northeast winds 10 to 15 mph shifting to
the northwest in the afternoon.
Ridges.............North winds 10 to 15 mph.
* Mixing Height.........1000-2500 ft agl increasing to 5000-5500 ft
agl.
* Transport Winds.......Northeast 15 to 20 mph shifting to the
northwest in the afternoon.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Mostly clear. Lows in the lower 40s. Highs in the
lower 70s. Southeast winds 10 to 15 mph.
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
Northeast winds 10 to 15 mph.
.SATURDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
East winds 10 to 15 mph.
.SUNDAY...Partly cloudy. Slight chance of showers. Lows in the
upper 40s. Highs around 70.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s.
$$
MTZ114-151045-
Lewis and Clark National Forest Rocky Mountain District-
Rocky Mountain Front-
126 PM MDT Mon Sep 14 2026
.TONIGHT...
* Sky/Weather...........Mostly cloudy. Slight chance of showers in
the evening.
* Chance Lightning.......0 percent.
* Min Temperature.......34-41.
24 hr trend......2 degrees down.
* Max Humidity..........88-98 percent.
24 hr trend......22 percent up...unchanged higher elevations.
* Wind (20 FT).
Lower Elevations...Northwest winds 15 to 20 mph shifting to
the southwest after midnight.
Ridges.............West winds 10 to 15 mph.
* Mixing Height.........2500-4000 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......West around 25 mph becoming southwest 15 to
20 mph after midnight.
* CWR...................0 percent.
.TUESDAY...
* Sky/Weather...........Partly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......57-63...46-56 higher elevations.
24 hr trend......Unchanged.
* Min Humidity..........47-57 percent...57-67 percent higher
elevations.
24 hr trend......5 percent up...18 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...East winds 5 to 10 mph.
Ridges.............East winds 5 to 10 mph.
* Mixing Height.........500-2000 ft agl increasing to 4000-5000 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy. Chance of showers.
* Chance Lightning.......0 percent.
* Min Temperature.......37-44.
24 hr trend......2 degrees up.
* Max Humidity..........89-99 percent.
24 hr trend......Unchanged.
* Wind (20 FT).
Lower Elevations...North winds 10 to 15 mph.
Ridges.............North winds 10 to 15 mph.
* Mixing Height.........2000-3500 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......Northeast 15 to 20 mph.
* CWR...................10 percent.
.WEDNESDAY...
* Sky/Weather...........Mostly sunny. Slight chance of showers in
the morning.
* Chance Lightning.......0 percent.
* Max Temperature.......55-60...45-53 higher elevations.
24 hr trend......3 degrees down.
* Min Humidity..........59-69 percent...70-80 percent higher
elevations.
24 hr trend......9 percent up...20 percent up higher elevations.
* Wind (20 FT).
Lower Elevations...North winds 10 to 15 mph shifting to the
northeast in the afternoon.
Ridges.............Northeast winds 10 to 15 mph shifting to
the east in the afternoon.
* Mixing Height.........500-2000 ft agl increasing to 4000-4500 ft
agl.
* Transport Winds.......North 15 to 20 mph shifting to the east in
the afternoon.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Warmer. Mostly clear. Lows in the lower 40s. Highs in
the upper 60s. South winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the mid 60s.
Northwest winds 10 to 15 mph.
.SATURDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the mid 60s. West
winds 15 to 20 mph.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
60s.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s.
$$
MTZ115-151045-
Chouteau and Fergus Counties-
126 PM MDT Mon Sep 14 2026
.TONIGHT...
* Sky/Weather...........Mostly cloudy then becoming partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......40-45.
24 hr trend......5 degrees down.
* Max Humidity..........91-100 percent.
24 hr trend......18 percent up...11 percent up higher
elevations.
* Wind (20 FT).
Lower Elevations...Windy. Northwest winds around 30 mph
becoming west 15 to 20 mph after midnight.
Ridges.............Windy. Northwest winds around 25 mph
becoming west 15 to 20 mph after midnight.
* Mixing Height.........3000-4000 ft agl decreasing to 500-2000 ft
agl early in the evening.
* Transport Winds.......Northwest around 40 mph decreasing to 20 to
25 mph after midnight.
* CWR...................0 percent.
.TUESDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......63-68...55-62 higher elevations.
24 hr trend......5 degrees up.
* Min Humidity..........39-49 percent.
24 hr trend......22 percent down...14 percent down higher
elevations.
* 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.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......42-47.
24 hr trend......2 degrees up.
* Max Humidity..........84-94 percent.
24 hr trend......16 percent down.
* Wind (20 FT).
Lower Elevations...Northeast winds 10 to 15 mph.
Ridges.............Northeast winds 10 to 15 mph.
* Mixing Height.........4500 ft agl decreasing to 500-2000 ft agl.
* Transport Winds.......East 20 to 25 mph.
* CWR...................0 percent.
.WEDNESDAY...
* Sky/Weather...........Partly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......60-65...51-59 higher elevations.
24 hr trend......5 degrees down.
* Min Humidity..........47-57 percent.
24 hr trend......18 percent up...13 percent up higher
elevations.
* Wind (20 FT).
Lower Elevations...Northwest winds 15 to 20 mph.
Ridges.............Northwest winds 10 to 15 mph.
* Mixing Height.........500-1500 ft agl increasing to 4500-5000 ft
agl.
* Transport Winds.......Northwest 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Warmer. Mostly clear. Lows in the mid 40s. Highs in
the lower 70s. Southeast winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 50s. Highs in the upper 60s.
Northwest winds 10 to 15 mph.
.SATURDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 50. Highs in the upper 60s. West winds
10 to 15 mph.
.SUNDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs around 70.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s.
$$
MTZ116-118-151045-
Lincoln Ranger District of the Helena National Forest-
Helena and Townsend Ranger Districts of the Helena National
Forest-
126 PM MDT Mon Sep 14 2026
.TONIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......35-40.
24 hr trend......4 degrees down.
* Max Humidity..........85-95 percent.
24 hr trend......Unchanged.
* Wind (20 FT).
Lower Elevations...Northwest winds 15 to 20 mph becoming south
around 5 mph after midnight.
Ridges.............Northwest winds 15 to 20 mph shifting to
the southwest after midnight.
* Mixing Height.........5500 ft agl decreasing to 500-1000 ft agl.
* Transport Winds.......Northwest around 25 mph becoming south 10
to 15 mph after midnight.
* CWR...................0 percent.
.TUESDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......62-70...52-62 higher elevations.
24 hr trend......7 degrees up...13 degrees up higher elevations.
* Min Humidity..........33-43 percent.
24 hr trend......10 percent down...24 percent down higher
elevations.
* 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.......South 15 to 20 mph.
* CWR...................0 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy then becoming partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......38-44.
24 hr trend......4 degrees up.
* Max Humidity..........85-95 percent.
24 hr trend......13 percent down...unchanged higher elevations.
* Wind (20 FT).
Lower Elevations...North winds 15 to 20 mph.
Ridges.............North winds 15 to 20 mph.
* Mixing Height.........2000-3500 ft agl decreasing to 500-1000 ft
agl early in the evening.
* Transport Winds.......Northeast 20 to 25 mph.
* CWR...................0 percent.
.WEDNESDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......58-68...49-59 higher elevations.
24 hr trend......1 degree down...6 degrees down higher
elevations.
* Min Humidity..........44-54 percent...55-65 percent higher
elevations.
24 hr trend......12 percent up...20 percent up higher
elevations.
* Wind (20 FT).
Lower Elevations...North winds 10 to 15 mph.
Ridges.............North winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 2500-4000 ft
agl late in the morning.
* Transport Winds.......North 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Warmer. Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the lower 70s.
Southeast winds 15 to 20 mph.
.FRIDAY...Showers likely and chance of thunderstorms. Lows in the
upper 40s. Highs in the mid 60s. West winds 10 to 15 mph.
.SATURDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 40s. Highs in the mid 60s. West
winds 10 to 15 mph.
.SUNDAY...Mostly clear. Slight chance of showers. Lows in the mid
40s. Highs in the upper 60s.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s.
$$
MTZ117-151045-
Central and Eastern Lewis and Clark National Forest Areas-
126 PM MDT Mon Sep 14 2026
.TONIGHT...
* Sky/Weather...........Partly cloudy. Slight chance of showers in
the evening.
* Chance Lightning.......0 percent.
* Min Temperature.......34-42.
24 hr trend......4 degrees down.
* Max Humidity..........89-99 percent.
24 hr trend......12 percent up...unchanged higher elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds around 25 mph becoming
south 10 to 15 mph after midnight.
Ridges.............Windy. Northwest winds around 30 mph
becoming west 15 to 20 mph after midnight.
* Mixing Height.........2500-4000 ft agl decreasing to 500-1500 ft
agl early in the evening.
* Transport Winds.......Northwest around 40 mph becoming southwest
20 to 25 mph after midnight.
* CWR...................0 percent.
.TUESDAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......62-67...53-61 higher elevations.
24 hr trend......5 degrees up...11 degrees up higher elevations.
* Min Humidity..........37-47 percent.
24 hr trend......3 percent down.
* Wind (20 FT).
Lower Elevations...Southeast winds 15 to 20 mph.
Ridges.............Southeast winds 15 to 20 mph.
* Mixing Height.........500-2000 ft agl increasing to 5000-6500 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.TUESDAY NIGHT...
* Sky/Weather...........Mostly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......39-44.
24 hr trend......1 degree down.
* Max Humidity..........86-96 percent.
24 hr trend......3 percent down...13 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Northeast winds 15 to 20 mph shifting to
the northwest after midnight.
Ridges.............Southeast winds 15 to 20 mph shifting to
the southwest after midnight.
* Mixing Height.........4000 ft agl decreasing to 500-2000 ft agl.
* Transport Winds.......East 20 to 25 mph shifting to the northwest
after midnight.
* CWR...................0 percent.
.WEDNESDAY...
* Sky/Weather...........Mostly sunny. Slight chance of showers in
the morning.
* Chance Lightning.......0 percent.
* Max Temperature.......57-64...51-61 higher elevations.
24 hr trend......5 degrees down.
* Min Humidity..........51-61 percent.
24 hr trend......19 percent up...10 percent up higher
elevations.
* Wind (20 FT).
Lower Elevations...North winds 15 to 20 mph.
Ridges.............North winds 10 to 15 mph.
* Mixing Height.........500-2000 ft agl increasing to 4000-5000 ft
agl.
* Transport Winds.......Northwest 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.THURSDAY...Warmer. Mostly clear. Lows in the lower 40s. Highs in
the lower 70s. Southeast winds 15 to 20 mph.
.FRIDAY...Mostly cloudy with showers likely and chance of
thunderstorms. Lows in the upper 40s. Highs in the mid 60s. West
winds 10 to 15 mph.
.SATURDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the mid 60s.
Southwest winds 10 to 15 mph.
.SUNDAY...Partly cloudy. Slight chance of showers. Lows in the
mid 40s. Highs in the mid 60s.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs around 70.
$$
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