307
FNUS55 KTFX 310812
FWFTFX
FIRE WEATHER PLANNING FORECAST FOR NORTH-CENTRAL MONTANA
NATIONAL WEATHER SERVICE GREAT FALLS MT
212 AM MDT SUN AUG 31 2025
DISCUSSION
NEAR TO ABOVE NORMAL TEMPERATURES, LIGHT AND VARIABLE WINDS, AND
GENERALLY DRY CONDITIONS WILL PERSIST OVER THE NEXT COUPLE DAYS
ACROSS THE REGION. OVERNIGHT MOISTURE RECOVERY WILL BE GOOD ALONG
THE NORTHERN PLAINS AND LOWER ELEVATIONS AND MODERATE TO POOR ALONG
THE ROCKY MOUNTAIN FRONT AND ISLAND MOUNTAIN RANGES OF CENTRAL
MONTANA.
MTZ112-312215-
EASTERN GLACIER/TOOLE/CENTRAL/EASTERN PONDERA/LIBERTY-
212 AM MDT SUN AUG 31 2025
TODAY
* SKY/WEATHER...........SUNNY. HAZE THROUGH THE DAY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......82-88...75-80 HIGHER ELEVATIONS.
24 HR TREND......3 DEGREES UP.
* MIN HUMIDITY..........21-26 PERCENT.
24 HR TREND......4 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 10 TO 15 MPH.
RIDGES.............WEST WINDS 15 TO 20 MPH BECOMING NORTHWEST
AROUND 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........500-1000 FT AGL INCREASING TO 10000-10500
FT AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......52-58.
24 HR TREND......5 DEGREES UP...UNCHANGED HIGHER ELEVATIONS.
* MAX HUMIDITY..........57-67 PERCENT.
24 HR TREND......1 PERCENT UP...11 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTHWEST AFTER MIDNIGHT.
RIDGES.............NORTHEAST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........9500 FT AGL DECREASING TO 500-1000 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 10 TO 15 MPH.
* CWR...................0 PERCENT.
LABOR DAY
* SKY/WEATHER...........MOSTLY SUNNY. HAZE IN THE AFTERNOON.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......84-89...77-82 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES UP.
* MIN HUMIDITY..........21-27 PERCENT.
24 HR TREND......3 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS AROUND 5 MPH SHIFTING TO
THE SOUTHEAST IN THE AFTERNOON.
RIDGES.............EAST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 9000-10500 FT
AGL.
* TRANSPORT WINDS.......SOUTHEAST 10 TO 15 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE LOWER
80S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS AROUND
80. EAST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S.
SATURDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS AROUND 80.
MTZ113-312215-
HILL AND BLAINE COUNTIES-
212 AM MDT SUN AUG 31 2025
TODAY
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......82-87...75-80 HIGHER ELEVATIONS.
24 HR TREND......8 DEGREES UP.
* MIN HUMIDITY..........27-37 PERCENT.
24 HR TREND......15 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 10 TO 15 MPH.
RIDGES.............WEST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 9000-9500 FT
AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......52-60.
24 HR TREND......4 DEGREES UP.
* MAX HUMIDITY..........67-77 PERCENT...54-64 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......22 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS AROUND 5 MPH.
RIDGES.............NORTHWEST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........8000 FT AGL DECREASING TO 500-1000 FT AGL.
* TRANSPORT WINDS.......NORTH 10 TO 15 MPH.
* CWR...................0 PERCENT.
LABOR DAY
* SKY/WEATHER...........SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......84-89...76-81 HIGHER ELEVATIONS.
24 HR TREND......1 DEGREE UP.
* MIN HUMIDITY..........25-35 PERCENT.
24 HR TREND......7 PERCENT DOWN...1 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS AROUND 5 MPH.
RIDGES.............NORTH WINDS AROUND 5 MPH SHIFTING TO THE
NORTHEAST IN THE AFTERNOON.
* MIXING HEIGHT.........500-1000 FT AGL INCREASING TO 7500-9000 FT
AGL.
* TRANSPORT WINDS.......NORTH 10 TO 15 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE LOWER
80S. EAST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE MID 70S.
EAST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S.
MTZ114-312215-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT-
ROCKY MOUNTAIN FRONT-
212 AM MDT SUN AUG 31 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......82-88...69-79 HIGHER ELEVATIONS.
24 HR TREND......3 DEGREES UP.
* MIN HUMIDITY..........21-29 PERCENT.
24 HR TREND......1 PERCENT UP...12 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTHWEST IN THE AFTERNOON.
RIDGES.............WEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 10500-11500
FT AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......52-58.
24 HR TREND......2 DEGREES UP.
* MAX HUMIDITY..........53-63 PERCENT...44-54 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......5 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS AROUND 5 MPH SHIFTING TO
THE WEST AFTER MIDNIGHT.
RIDGES.............NORTH WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT.
* MIXING HEIGHT.........10000 FT AGL DECREASING TO 1000-1500 FT
AGL.
* TRANSPORT WINDS.......NORTHEAST 10 TO 15 MPH SHIFTING TO THE WEST
AFTER MIDNIGHT.
* CWR...................0 PERCENT.
LABOR DAY
* SKY/WEATHER...........MOSTLY SUNNY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......83-90...70-80 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES DOWN...3 DEGREES UP HIGHER
ELEVATIONS.
* MIN HUMIDITY..........21-30 PERCENT.
24 HR TREND......2 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS AROUND 5 MPH SHIFTING TO THE
EAST IN THE AFTERNOON.
RIDGES.............SOUTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 9000-10000
FT AGL.
* TRANSPORT WINDS.......SOUTHEAST 10 TO 15 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS AROUND
80. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS AROUND
80. NORTHWEST WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS AROUND
50. HIGHS IN THE UPPER 70S.
MTZ115-312215-
CHOUTEAU AND FERGUS COUNTIES-
212 AM MDT SUN AUG 31 2025
TODAY
* SKY/WEATHER...........SUNNY. HAZE IN THE AFTERNOON.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......83-89...75-80 HIGHER ELEVATIONS.
24 HR TREND......8 DEGREES UP.
* MIN HUMIDITY..........21-27 PERCENT.
24 HR TREND......11 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 10 TO 15 MPH.
RIDGES.............WEST WINDS 10 TO 15 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 8500-9500 FT
AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. HAZE IN THE EVENING.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......55-60.
24 HR TREND......3 DEGREES UP.
* MAX HUMIDITY..........54-64 PERCENT...44-54 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......13 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHWEST AFTER MIDNIGHT.
RIDGES.............NORTH WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHWEST AFTER MIDNIGHT.
* MIXING HEIGHT.........9000 FT AGL DECREASING TO 500-1000 FT AGL.
* TRANSPORT WINDS.......NORTH 15 TO 20 MPH SHIFTING TO THE
SOUTHWEST AFTER MIDNIGHT.
* CWR...................0 PERCENT.
LABOR DAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......84-91...75-81 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES UP.
* MIN HUMIDITY..........23-29 PERCENT.
24 HR TREND......2 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTHEAST IN THE AFTERNOON.
RIDGES.............WEST WINDS AROUND 5 MPH SHIFTING TO THE
NORTHEAST IN THE AFTERNOON.
* MIXING HEIGHT.........500-1000 FT AGL INCREASING TO 8000-8500 FT
AGL.
* TRANSPORT WINDS.......NORTHWEST 10 TO 15 MPH SHIFTING TO THE
NORTH IN THE AFTERNOON.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
80S. SOUTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. EAST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 80S. WEST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
70S.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 80S.
MTZ116-118-312215-
LINCOLN RANGER DISTRICT OF THE HELENA NATIONAL FOREST-
HELENA AND TOWNSEND RANGER DISTRICTS OF THE HELENA NATIONAL
FOREST-
212 AM MDT SUN AUG 31 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......79-86...70-79 HIGHER ELEVATIONS.
24 HR TREND......3 DEGREES UP.
* MIN HUMIDITY..........19-26 PERCENT.
24 HR TREND......8 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
RIDGES.............SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 9000-10000
FT AGL.
* TRANSPORT WINDS.......SOUTHWEST 15 TO 20 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE THROUGH THE NIGHT.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......51-59.
24 HR TREND......2 DEGREES UP.
* MAX HUMIDITY..........44-54 PERCENT.
24 HR TREND......13 PERCENT DOWN...7 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH SHIFTING TO
THE SOUTHEAST AFTER MIDNIGHT.
RIDGES.............EAST WINDS 10 TO 15 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT.
* MIXING HEIGHT.........8000 FT AGL DECREASING TO 1000-2500 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 10 TO 15 MPH.
* CWR...................0 PERCENT.
LABOR DAY
* SKY/WEATHER...........SUNNY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......81-89...73-82 HIGHER ELEVATIONS.
24 HR TREND......4 DEGREES UP.
* MIN HUMIDITY..........18-25 PERCENT.
24 HR TREND......2 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS 5 TO 10 MPH.
RIDGES.............EAST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 10500-11000
FT AGL.
* TRANSPORT WINDS.......EAST 10 TO 15 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
80S. EAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80.
NORTH WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S.
MTZ117-312215-
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
212 AM MDT SUN AUG 31 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. HAZE THROUGH THE DAY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......80-89...70-80 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES DOWN...5 DEGREES UP HIGHER
ELEVATIONS.
* MIN HUMIDITY..........19-25 PERCENT.
24 HR TREND......3 PERCENT DOWN...10 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTHWEST IN THE AFTERNOON.
RIDGES.............WEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........1000-1500 FT AGL INCREASING TO 9000-10000
FT AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......50-58.
24 HR TREND......2 DEGREES UP.
* MAX HUMIDITY..........48-58 PERCENT.
24 HR TREND......16 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH SHIFTING TO
THE SOUTH AFTER MIDNIGHT.
RIDGES.............NORTHEAST WINDS 10 TO 15 MPH SHIFTING TO
THE SOUTHWEST AFTER MIDNIGHT.
* MIXING HEIGHT.........9000 FT AGL DECREASING TO 1000-2500 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 10 TO 15 MPH SHIFTING TO THE
SOUTH AFTER MIDNIGHT.
* CWR...................0 PERCENT.
LABOR DAY
* SKY/WEATHER...........SUNNY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......82-90...72-81 HIGHER ELEVATIONS.
24 HR TREND......5 DEGREES UP.
* MIN HUMIDITY..........21-28 PERCENT.
24 HR TREND......1 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTH WINDS AROUND 5 MPH SHIFTING TO THE
EAST IN THE AFTERNOON.
RIDGES.............EAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 9500-10500 FT
AGL.
* TRANSPORT WINDS.......SOUTHEAST 10 TO 15 MPH SHIFTING TO THE
NORTHEAST IN THE AFTERNOON.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
80S. SOUTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 15 TO 20 MPH.
FRIDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE MID 70S.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS AROUND
50. HIGHS IN THE UPPER 70S.
WEATHER.GOV/GREATFALLS
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