224
FNUS55 KTFX 080830
FWFTFX
FIRE WEATHER PLANNING FORECAST FOR NORTH-CENTRAL MONTANA
NATIONAL WEATHER SERVICE GREAT FALLS MT
230 AM MDT FRI MAY 8 2026
DISCUSSION
TRANSIENT RIDGING WILL BRING WARM, DRY, AND BREEZY CONDITIONS
TODAY BEFORE ANOTHER SHORTWAVE TROUGH SWINGS THROUGH AND INITIATES
SCATTERED SHOWERS AND THUNDERSTORMS LATE THIS AFTERNOON AND
EVENING. SHOWERS AND EMBEDDED THUNDERSTORMS WILL CONTINUE TONIGHT
INTO EARLY SATURDAY, MOSTLY OVER THE CENTRAL AND NORTHERN ZONES.
LOCALLY GUSTY WINDS AND OCCASIONAL LIGHTNING WILL BE THE PRIMARY
THUNDERSTORM HAZARDS, ESPECIALLY THIS EVENING. WARM, DRY, AND
BREEZY CONDITIONS RETURN SUNDAY INTO EARLY NEXT WEEK.
MTZ112-082215-
EASTERN GLACIER/TOOLE/CENTRAL/EASTERN PONDERA/LIBERTY-
230 AM MDT FRI MAY 8 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......69-77...57-67 HIGHER ELEVATIONS.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY..........21-29 PERCENT...32-42 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......7 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 15 TO 20 MPH.
RIDGES.............WEST WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 9000-10500 FT
AGL.
* TRANSPORT WINDS.......WEST 20 TO 25 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF SHOWERS THROUGH THE
NIGHT.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......44-49.
24 HR TREND......6 DEGREES UP.
* MAX HUMIDITY..........64-74 PERCENT.
24 HR TREND......8 PERCENT DOWN...13 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 15 TO 20 MPH.
RIDGES.............NORTHWEST WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........8500 FT AGL DECREASING TO 1000-1500 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 25 MPH.
* CWR...................10 PERCENT.
SATURDAY
* SKY/WEATHER...........PARTLY SUNNY. CHANCE OF SHOWERS IN THE
MORNING. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......61-66...53-60 HIGHER ELEVATIONS.
24 HR TREND......11 DEGREES DOWN.
* MIN HUMIDITY..........37-43 PERCENT...43-53 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......19 PERCENT UP...9 PERCENT UP HIGHER ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 10 TO 15 MPH.
RIDGES.............NORTH WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........1500-2500 FT AGL INCREASING TO 5500-6000 FT
AGL.
* TRANSPORT WINDS.......NORTHWEST 20 TO 25 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
WARMER. PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 70S. SOUTH WINDS 20 TO 25 MPH.
MONDAY
WINDY. PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE
LOWER 70S. WEST WINDS AROUND 25 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 70S. SOUTH WINDS 15 TO 20 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 70S.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 70S.
MTZ113-082215-
HILL AND BLAINE COUNTIES-
230 AM MDT FRI MAY 8 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......73-78...64-69 HIGHER ELEVATIONS.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY..........20-25 PERCENT.
24 HR TREND......1 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 10 TO 15 MPH.
RIDGES.............WEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 9500-10500 FT
AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH INCREASING TO AROUND 25
MPH IN THE AFTERNOON.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN
THE EVENING. CHANCE OF SHOWERS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......45-50.
24 HR TREND......10 DEGREES UP...4 DEGREES UP HIGHER ELEVATIONS.
* MAX HUMIDITY..........69-79 PERCENT.
24 HR TREND......7 PERCENT DOWN...11 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 10 TO 15 MPH.
RIDGES.............NORTHWEST WINDS 15 TO 20 MPH DECREASING TO
AROUND 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT.........9000 FT AGL DECREASING TO 1000-1500 FT AGL.
* TRANSPORT WINDS.......NORTH 20 TO 25 MPH.
* CWR...................10 PERCENT.
SATURDAY
* SKY/WEATHER...........CLOUDY THEN BECOMING PARTLY SUNNY. CHANCE
OF SHOWERS IN THE MORNING.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......62-67...54-59 HIGHER ELEVATIONS.
24 HR TREND......11 DEGREES DOWN.
* MIN HUMIDITY..........32-42 PERCENT...46-55 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......11 PERCENT UP...21 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 10 TO 15 MPH.
RIDGES.............NORTH WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........1000-2000 FT AGL INCREASING TO 8500 FT AGL.
* TRANSPORT WINDS.......NORTH 15 TO 20 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
WARMER. PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 70S. SOUTH WINDS 15 TO 20 MPH.
MONDAY
WINDY. PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN
THE LOWER 70S. WEST WINDS AROUND 30 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID
70S. NORTHWEST WINDS 20 TO 25 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S.
THURSDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE UPPER
70S.
MTZ114-082215-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT-
ROCKY MOUNTAIN FRONT-
230 AM MDT FRI MAY 8 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......68-76...51-61 HIGHER ELEVATIONS.
24 HR TREND......8 DEGREES UP.
* MIN HUMIDITY..........22-32 PERCENT...42-52 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......9 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 15 TO 25 MPH.
RIDGES.............WINDY. WEST WINDS 15 TO 25 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 9000-9500 FT
AGL.
* TRANSPORT WINDS.......WEST 25 TO 30 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......45-50...34-43 HIGHER ELEVATIONS.
24 HR TREND......7 DEGREES UP.
* MAX HUMIDITY..........49-59 PERCENT...59-69 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......33 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 15 TO 25 MPH.
RIDGES.............WINDY. WEST WINDS 15 TO 25 MPH.
* MIXING HEIGHT.........8000 FT AGL DECREASING TO 500-1500 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 30 MPH.
* CWR...................10 PERCENT.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......62-67...48-58 HIGHER ELEVATIONS.
24 HR TREND......10 DEGREES DOWN...1 DEGREE DOWN HIGHER
ELEVATIONS.
* MIN HUMIDITY..........35-41 PERCENT...46-56 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......15 PERCENT UP...2 PERCENT UP HIGHER ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 10 TO 15 MPH.
RIDGES.............NORTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 5000-6500 FT
AGL.
* TRANSPORT WINDS.......NORTHWEST 20 TO 25 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
WARMER. PARTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE MID
70S. SOUTHWEST WINDS 20 TO 25 MPH.
MONDAY
WINDY. PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN
THE UPPER 60S. WEST WINDS AROUND 30 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
70S. SOUTHWEST WINDS 15 TO 20 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S.
MTZ115-082215-
CHOUTEAU AND FERGUS COUNTIES-
230 AM MDT FRI MAY 8 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......71-78...62-69 HIGHER ELEVATIONS.
24 HR TREND......8 DEGREES UP.
* MIN HUMIDITY..........21-27 PERCENT.
24 HR TREND......6 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 15 TO 20 MPH.
RIDGES.............WEST WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 9000-10500 FT
AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH INCREASING TO AROUND 25
MPH IN THE AFTERNOON.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF SHOWERS THROUGH THE
NIGHT.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......46-51.
24 HR TREND......5 DEGREES UP.
* MAX HUMIDITY..........69-79 PERCENT.
24 HR TREND......10 PERCENT DOWN...4 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 15 TO 20 MPH.
RIDGES.............NORTHWEST WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........9500 FT AGL DECREASING TO 1000-1500 FT AGL.
* TRANSPORT WINDS.......NORTHWEST 20 TO 25 MPH.
* CWR...................0 PERCENT.
SATURDAY
* SKY/WEATHER...........PARTLY SUNNY. SHOWERS LIKELY IN THE
MORNING, THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......58-65...49-56 HIGHER ELEVATIONS.
24 HR TREND......14 DEGREES DOWN.
* MIN HUMIDITY..........42-52 PERCENT...54-64 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......23 PERCENT UP...29 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 15 TO 20 MPH.
RIDGES.............NORTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 3500-4500 FT
AGL IN THE LATE MORNING AND AFTERNOON.
* TRANSPORT WINDS.......NORTHWEST 25 TO 30 MPH.
* CWR...................20 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
WARMER. PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
WINDY. PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
LOWER 70S. WEST WINDS AROUND 30 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER
70S. SOUTHEAST WINDS 20 TO 25 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S.
MTZ116-118-082215-
LINCOLN RANGER DISTRICT OF THE HELENA NATIONAL FOREST-
HELENA AND TOWNSEND RANGER DISTRICTS OF THE HELENA NATIONAL
FOREST-
230 AM MDT FRI MAY 8 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......66-75...55-65 HIGHER ELEVATIONS.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY..........21-31 PERCENT...30-40 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......12 PERCENT DOWN...18 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 15 TO 20 MPH.
RIDGES.............WEST WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........500-1000 FT AGL INCREASING TO 9500-10000 FT
AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH INCREASING TO AROUND 25
MPH IN THE AFTERNOON.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS IN THE EVENING.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......38-45.
24 HR TREND......4 DEGREES UP.
* MAX HUMIDITY..........50-60 PERCENT.
24 HR TREND......34 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 20 TO 25 MPH.
RIDGES.............WINDY. WEST WINDS 20 TO 25 MPH.
* MIXING HEIGHT.........8000 FT AGL DECREASING TO 500-1000 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 30 MPH.
* CWR...................0 PERCENT.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......59-68...49-59 HIGHER ELEVATIONS.
24 HR TREND......7 DEGREES DOWN.
* MIN HUMIDITY..........28-38 PERCENT...37-47 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......5 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 15 TO 25 MPH.
RIDGES.............WINDY. NORTHWEST WINDS 15 TO 25 MPH.
* MIXING HEIGHT.........500-1000 FT AGL INCREASING TO 7500-8000 FT
AGL.
* TRANSPORT WINDS.......NORTHWEST 30 TO 35 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
WARMER. PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN
THE MID 70S. SOUTHWEST WINDS 15 TO 20 MPH.
MONDAY
WINDY. PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS
AROUND 70. WEST WINDS AROUND 25 MPH.
TUESDAY
WINDY. MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN
THE MID 70S. WEST WINDS AROUND 25 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S.
MTZ117-082215-
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
230 AM MDT FRI MAY 8 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......67-77...57-67 HIGHER ELEVATIONS.
24 HR TREND......14 DEGREES UP.
* MIN HUMIDITY..........24-34 PERCENT.
24 HR TREND......10 PERCENT DOWN...23 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 15 TO 20 MPH.
RIDGES.............WEST WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........500-1000 FT AGL INCREASING TO 9500-10000 FT
AGL.
* TRANSPORT WINDS.......WEST 20 TO 25 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. CHANCE OF SHOWERS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......39-49.
24 HR TREND......5 DEGREES UP.
* MAX HUMIDITY..........56-66 PERCENT.
24 HR TREND......16 PERCENT DOWN...26 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...WEST WINDS 15 TO 20 MPH.
RIDGES.............WEST WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........8000 FT AGL DECREASING TO 500-2000 FT AGL.
* TRANSPORT WINDS.......NORTHWEST 25 TO 30 MPH.
* CWR...................0 PERCENT.
SATURDAY
* SKY/WEATHER...........PARTLY SUNNY. CHANCE OF SHOWERS.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......57-66...47-57 HIGHER ELEVATIONS.
24 HR TREND......13 DEGREES DOWN.
* MIN HUMIDITY..........38-48 PERCENT...47-57 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......20 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 15 TO 25 MPH.
RIDGES.............WINDY. NORTHWEST WINDS 15 TO 25 MPH.
* MIXING HEIGHT.........500-1000 FT AGL INCREASING TO 5000-6000 FT
AGL.
* TRANSPORT WINDS.......NORTHWEST 30 TO 35 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
WARMER. PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN
THE MID 70S. SOUTHWEST WINDS 15 TO 20 MPH.
MONDAY
VERY WINDY. PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE
UPPER 60S. WEST WINDS AROUND 35 MPH.
TUESDAY
WINDY. MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN
THE MID 70S. SOUTH WINDS AROUND 25 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE MID 70S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S.
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