Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
397
FNUS55 KTFX 260935
FWFTFX
Fire Weather Planning Forecast for North-Central Montana
National Weather Service Great Falls MT
335 AM MDT Sat Sep 26 2026
...Still breezy with low humidity today...
.DISCUSSION...
It will be cooler for all areas today, however it will still be
breezy, with low humidity over the central districts. A passing
thunderstorm is possible by Sunday evening, mostly over the
southern districts. It is looking like temperatures will now be
above normal for most of next week, with small chances for
rainfall. Brusda
MTZ112-262300-
Eastern Glacier/Toole/Central/Eastern Pondera/Liberty-
335 AM MDT Sat Sep 26 2026
.TODAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......52-61...43-53 higher elevations.
24 hr trend......27 degrees down.
* Min Humidity..........28-38 percent...42-52 percent higher
elevations.
24 hr trend......11 percent up...24 percent up higher
elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds 25 to 35 mph.
Ridges.............Windy. West winds 25 to 35 mph.
* Mixing Height.........1500-2000 ft agl increasing to 5500-6500 ft
agl.
* Transport Winds.......West around 45 mph decreasing to around 35
mph in the afternoon.
* CWR...................0 percent.
.TONIGHT...
* Sky/Weather...........Mostly clear then becoming mostly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......32-37.
24 hr trend......8 degrees down...unchanged higher elevations.
* Max Humidity..........72-82 percent.
24 hr trend......23 percent up...8 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...West winds 20 to 25 mph decreasing to 10 to
15 mph after midnight.
Ridges.............West winds 20 to 25 mph becoming northwest
10 to 15 mph after midnight.
* Mixing Height.........6000 ft agl decreasing to 500-2000 ft agl.
* Transport Winds.......West around 30 mph becoming northwest 15 to
20 mph after midnight.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Partly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......57-63...51-56 higher elevations.
24 hr trend......Unchanged...8 degrees up higher elevations.
* Min Humidity..........29-34 percent.
24 hr trend......1 percent down...17 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Southeast winds 5 to 10 mph.
Ridges.............Southeast winds 5 to 10 mph.
* Mixing Height.........500-1500 ft agl increasing to 3500-4500 ft
agl.
* Transport Winds.......Southeast 15 to 20 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Partly cloudy. Lows in the upper 30s. Highs in the mid
60s. Southwest winds 15 to 20 mph.
.TUESDAY...Very windy. Partly cloudy. Lows in the lower 40s.
Highs in the mid 60s. Southwest winds around 35 mph.
.WEDNESDAY...Windy. Mostly cloudy. Slight chance of rain. Lows in
the mid 40s. Highs in the lower 60s. West winds around 30 mph.
.THURSDAY...Mostly cloudy. Lows around 40. Highs in the lower
60s.
.FRIDAY...Mostly cloudy with slight chance of rain. Lows around
40. Highs in the mid 50s.
$$
MTZ113-262300-
Hill and Blaine Counties-
335 AM MDT Sat Sep 26 2026
.TODAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......60-65...52-57 higher elevations.
24 hr trend......19 degrees down.
* Min Humidity..........21-30 percent.
24 hr trend......13 percent up...1 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds 20 to 25 mph.
Ridges.............Windy. West winds 20 to 25 mph.
* Mixing Height.........1000-1500 ft agl increasing to 7000 ft agl.
* Transport Winds.......West around 30 mph.
* CWR...................0 percent.
.TONIGHT...
* Sky/Weather...........Partly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......36-41.
24 hr trend......9 degrees down.
* Max Humidity..........73-83 percent.
24 hr trend......28 percent up...6 percent up higher elevations.
* Wind (20 FT).
Lower Elevations...West winds 10 to 15 mph.
Ridges.............West winds 10 to 15 mph.
* Mixing Height.........6500 ft agl decreasing to BELOW 1000 ft
agl.
* Transport Winds.......West around 30 mph becoming northwest 15 to
20 mph after midnight.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Partly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......61-66...54-59 higher elevations.
24 hr trend......1 degree up.
* Min Humidity..........27-36 percent.
24 hr trend......1 percent up.
* Wind (20 FT).
Lower Elevations...Southeast winds 5 to 10 mph.
Ridges.............Southeast winds 5 to 10 mph.
* Mixing Height.........500-1500 ft agl increasing to 4500-5500 ft
agl.
* Transport Winds.......East 15 to 20 mph shifting to the southeast
in the afternoon.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly cloudy. Lows in the lower 40s. Highs in the
upper 60s. South winds 10 to 15 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the
lower 70s. Southwest winds 15 to 20 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
mid 60s. West winds 20 to 25 mph.
.THURSDAY...Partly cloudy. Slight chance of rain. Lows in the
lower 40s. Highs in the mid 60s.
.FRIDAY...Mostly cloudy. Slight chance of rain. Lows in the lower
40s. Highs in the lower 60s.
$$
MTZ114-262300-
Lewis and Clark National Forest Rocky Mountain District-
Rocky Mountain Front-
335 AM MDT Sat Sep 26 2026
.TODAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......52-61...39-49 higher elevations.
24 hr trend......25 degrees down.
* Min Humidity..........24-34 percent...41-51 percent higher
elevations.
24 hr trend......3 percent up...15 percent up 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.........1500-2500 ft agl increasing to 5500-6500 ft
agl.
* Transport Winds.......West around 45 mph decreasing to around 35
mph in the afternoon.
* CWR...................0 percent.
.TONIGHT...
* Sky/Weather...........Partly cloudy then becoming mostly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......33-38...27-34 higher elevations.
24 hr trend......9 degrees down...4 degrees down higher
elevations.
* Max Humidity..........55-65 percent.
24 hr trend......1 percent up...16 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...West winds 10 to 20 mph.
Ridges.............West winds 10 to 20 mph.
* Mixing Height.........5000 ft agl decreasing to 500-2000 ft agl.
* Transport Winds.......West around 30 mph decreasing to 15 to 20
mph after midnight.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Partly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......58-63...47-56 higher elevations.
24 hr trend......4 degrees up...9 degrees up higher elevations.
* Min Humidity..........28-37 percent.
24 hr trend......9 percent up...11 percent down higher
elevations.
* Wind (20 FT).
Lower Elevations...Southeast winds 5 to 10 mph.
Ridges.............Southeast winds 5 to 10 mph.
* Mixing Height.........500-2000 ft agl increasing to 4500-5000 ft
agl.
* Transport Winds.......Southeast 10 to 15 mph.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Partly cloudy. Lows around 40. Highs in the mid 60s.
Southwest winds 15 to 20 mph.
.TUESDAY...Very windy. Partly cloudy. Lows in the lower 40s.
Highs in the lower 60s. Southwest winds around 35 mph.
.WEDNESDAY...Very windy. Partly cloudy. Chance of rain. Lows in
the mid 40s. Highs in the upper 50s. West winds around 35 mph.
.THURSDAY...Partly cloudy. Lows around 40. Highs around 60.
.FRIDAY...Mostly cloudy. Chance of snow and slight chance of
rain. Lows around 40. Highs in the mid 50s.
$$
MTZ115-262300-
Chouteau and Fergus Counties-
335 AM MDT Sat Sep 26 2026
.TODAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......62-68...55-64 higher elevations.
24 hr trend......25 degrees down...14 degrees down higher
elevations.
* Min Humidity..........19-24 percent.
24 hr trend......4 percent up.
* 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.........1000-2500 ft agl increasing to 6000-7000 ft
agl.
* Transport Winds.......West 30 to 35 mph.
* CWR...................0 percent.
.TONIGHT...
* Sky/Weather...........Partly cloudy then becoming mostly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......37-42.
24 hr trend......9 degrees down.
* Max Humidity..........54-64 percent...46-51 percent higher
elevations.
24 hr trend......9 percent down.
* Wind (20 FT).
Lower Elevations...West winds 15 to 20 mph decreasing to
around 5 mph after midnight.
Ridges.............Northwest winds 10 to 15 mph.
* Mixing Height.........6000 ft agl decreasing to 500-1500 ft agl.
* Transport Winds.......West around 30 mph decreasing to 15 to 20
mph after midnight.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly cloudy.
* Chance Lightning.......0 percent.
* Max Temperature.......62-67...53-61 higher elevations.
24 hr trend......1 degree up...7 degrees down higher elevations.
* Min Humidity..........26-33 percent.
24 hr trend......10 percent up.
* Wind (20 FT).
Lower Elevations...Southeast winds 5 to 10 mph.
Ridges.............Southeast 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.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly cloudy. Lows in the mid 40s. Highs in the upper
60s. Southwest winds 10 to 15 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. Southwest winds 20 to 25 mph.
.WEDNESDAY...Windy. Partly cloudy. Lows in the upper 40s. Highs
in the upper 60s. West winds around 25 mph.
.THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the mid
60s.
.FRIDAY...Mostly cloudy. Slight chance of rain. Lows in the mid
40s. Highs in the lower 60s.
$$
MTZ116-118-262300-
Lincoln Ranger District of the Helena National Forest-
Helena and Townsend Ranger Districts of the Helena National
Forest-
335 AM MDT Sat Sep 26 2026
.TODAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......56-66...46-56 higher elevations.
24 hr trend......19 degrees down...24 degrees down higher
elevations.
* Min Humidity..........27-37 percent.
24 hr trend......11 percent up.
* Wind (20 FT).
Lower Elevations...West winds 15 to 20 mph.
Ridges.............Windy. West winds around 30 mph decreasing
to 20 to 25 mph in the afternoon.
* Mixing Height.........500-1000 ft agl increasing to 5500-6500 ft
agl.
* Transport Winds.......West 30 to 35 mph.
* CWR...................0 percent.
.TONIGHT...
* Sky/Weather...........Partly cloudy then becoming mostly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......32-41.
24 hr trend......3 degrees down.
* Max Humidity..........47-57 percent.
24 hr trend......25 percent down.
* Wind (20 FT).
Lower Elevations...North winds 10 to 15 mph.
Ridges.............Northwest winds 15 to 20 mph shifting to
the east after midnight.
* Mixing Height.........4000 ft agl decreasing to 500-2000 ft agl.
* Transport Winds.......Northwest around 25 mph becoming north 15
to 20 mph after midnight.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly cloudy.
* Chance Lightning.......0 percent.
* Max Temperature.......60-66...50-59 higher elevations.
24 hr trend......Unchanged...5 degrees up higher elevations.
* Min Humidity..........31-41 percent.
24 hr trend......8 percent up...3 percent up higher elevations.
* Wind (20 FT).
Lower Elevations...East winds 5 to 10 mph.
Ridges.............Southeast winds 10 to 15 mph decreasing to
around 5 mph in the afternoon.
* Mixing Height.........500-2000 ft agl increasing to 3500-5000 ft
agl.
* Transport Winds.......East 15 to 20 mph shifting to the southwest
in the afternoon.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly cloudy. Slight chance of rain. Lows in the lower
40s. Highs in the lower 60s. Southwest winds 10 to 15 mph.
.TUESDAY...Mostly clear. Lows around 40. Highs in the mid 60s.
Southwest winds 20 to 25 mph.
.WEDNESDAY...Windy. Partly cloudy. Lows in the mid 40s. Highs in
the lower 60s. West winds around 25 mph.
.THURSDAY...Partly cloudy. Slight chance of rain. Lows in the
lower 40s. Highs in the lower 60s.
.FRIDAY...Mostly cloudy. Slight chance of rain. Lows in the lower
40s. Highs in the upper 50s.
$$
MTZ117-262300-
Central and Eastern Lewis and Clark National Forest Areas-
335 AM MDT Sat Sep 26 2026
.TODAY...
* Sky/Weather...........Mostly sunny.
* Chance Lightning.......0 percent.
* Max Temperature.......57-64...49-59 higher elevations.
24 hr trend......25 degrees down...20 degrees down higher
elevations.
* Min Humidity..........21-31 percent.
24 hr trend......5 percent up...11 percent up higher elevations.
* Wind (20 FT).
Lower Elevations...Windy. West winds 25 to 30 mph.
Ridges.............Windy. West winds 25 to 30 mph.
* Mixing Height.........500-1000 ft agl increasing to 6500 ft agl.
* Transport Winds.......West 30 to 35 mph.
* CWR...................0 percent.
.TONIGHT...
* Sky/Weather...........Partly cloudy then becoming mostly cloudy.
* Chance Lightning.......0 percent.
* Min Temperature.......34-39.
24 hr trend......7 degrees down.
* Max Humidity..........46-56 percent.
24 hr trend......13 percent down.
* Wind (20 FT).
Lower Elevations...West winds 20 to 25 mph becoming southwest
10 to 15 mph after midnight.
Ridges.............Northwest winds 20 to 25 mph becoming
southeast 10 to 15 mph after midnight.
* Mixing Height.........5500 ft agl decreasing to 500-1500 ft agl.
* Transport Winds.......Northwest around 30 mph becoming east 15 to
20 mph after midnight.
* CWR...................0 percent.
.SUNDAY...
* Sky/Weather...........Mostly cloudy.
* Chance Lightning.......0 percent.
* Max Temperature.......60-65...51-60 higher elevations.
24 hr trend......2 degrees up.
* Min Humidity..........27-37 percent.
24 hr trend......12 percent up.
* 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 20 to 25 mph shifting to the
south in the afternoon.
* CWR...................0 percent.
.FORECAST DAYS 3 THROUGH 7......
.MONDAY...Mostly cloudy. Slight chance of rain. Lows in the lower
40s. Highs in the mid 60s. Southwest winds 15 to 20 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 60s. Southwest winds 20 to 25 mph.
.WEDNESDAY...Windy. Partly cloudy. Lows in the mid 40s. Highs in
the lower 60s. West winds around 30 mph.
.THURSDAY...Partly cloudy. Slight chance of rain. Lows in the
lower 40s. Highs in the lower 60s.
.FRIDAY...Mostly cloudy. Slight chance of rain. Lows in the lower
40s. Highs in the upper 50s.
$$
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