686
FNUS55 KTFX 011906
FWFTFX
FIRE WEATHER PLANNING FORECAST FOR NORTH-CENTRAL MONTANA
NATIONAL WEATHER SERVICE GREAT FALLS MT
106 PM MDT MON SEP 1 2025
DISCUSSION
TODAY AND TOMORROW IT WILL BE HOT AND MOSTLY DRY. THERE WILL BE
VERY ISOLATED SHOWERS THIS AFTERNOON AND TOMORROW WITH THE
GREATEST RISK IN HILL AND BLAINE COUNTY TOMORROW. TOMORROW
AFTERNOON/EVENING A COLD FRONT WILL BEGIN TO SLIDE SOUTH FROM
CANADA WHICH CAUSE A WIND SHIFT AND SMOKE TO MOVE SOUTH FROM
CANADA. TUESDAY AFTERNOON THERE IS A LOW RISK FOR ISOLATED
THUNDERSTORMS IN HILL AND BLAINE COUNTIES. WEDNESDAY THROUGH
FRIDAY IT GRADUALLY COOLS DOWN WITH DAILY CHANCES FOR ISOLATED
SHOWERS. -IG
MTZ112-021030-
EASTERN GLACIER/TOOLE/CENTRAL/EASTERN PONDERA/LIBERTY-
106 PM MDT MON SEP 1 2025
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE IN THE EVENING.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......52-58.
24 HR TREND......2 DEGREES UP.
* MAX HUMIDITY..........66-76 PERCENT.
24 HR TREND......9 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHEAST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTHWEST AFTER MIDNIGHT.
RIDGES.............SOUTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........7000 FT AGL DECREASING TO 500-1000 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......79-86...73-78 HIGHER ELEVATIONS.
24 HR TREND......6 DEGREES DOWN.
* MIN HUMIDITY..........26-34 PERCENT.
24 HR TREND......9 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 15 TO 20 MPH.
RIDGES.............NORTH WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 4500-6000 FT
AGL.
* TRANSPORT WINDS.......NORTH 15 TO 20 MPH.
* CWR...................0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE THROUGH THE NIGHT.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......49-54.
24 HR TREND......3 DEGREES DOWN.
* MAX HUMIDITY..........85-95 PERCENT.
24 HR TREND......16 PERCENT UP...44 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH.
RIDGES.............NORTHEAST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........3500-5000 FT AGL DECREASING TO 1000 FT AGL
EARLY IN THE EVENING.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY. HAZE IN THE MORNING.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......79-85...72-82 HIGHER ELEVATIONS.
24 HR TREND......UNCHANGED...6 DEGREES UP HIGHER ELEVATIONS.
* MIN HUMIDITY..........28-38 PERCENT.
24 HR TREND......4 PERCENT UP...7 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHEAST WINDS 10 TO 15 MPH.
RIDGES.............SOUTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........1000-2000 FT AGL INCREASING TO 7500-8000 FT
AGL.
* TRANSPORT WINDS.......SOUTH 15 TO 20 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. EAST WINDS 15 TO 20 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER
70S. SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS AROUND 80.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 70S.
MTZ113-021030-
HILL AND BLAINE COUNTIES-
106 PM MDT MON SEP 1 2025
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......54-61.
24 HR TREND......3 DEGREES UP.
* MAX HUMIDITY..........68-78 PERCENT.
24 HR TREND......3 PERCENT DOWN...6 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS 5 TO 10 MPH.
RIDGES.............EAST WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT.
* MIXING HEIGHT.........6000 FT AGL DECREASING TO 500-1500 FT AGL.
* TRANSPORT WINDS.......EAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY. HAZE THROUGH THE DAY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......10 PERCENT.
* MAX TEMPERATURE.......79-85.
24 HR TREND......4 DEGREES DOWN.
* MIN HUMIDITY..........26-33 PERCENT.
24 HR TREND......10 PERCENT UP.
* 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 5000-5500 FT
AGL.
* TRANSPORT WINDS.......SOUTHEAST 15 TO 20 MPH SHIFTING TO THE
NORTH IN THE AFTERNOON.
* CWR...................0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......45-52.
24 HR TREND......3 DEGREES DOWN...12 DEGREES DOWN HIGHER
ELEVATIONS.
* MAX HUMIDITY..........84-94 PERCENT.
24 HR TREND......12 PERCENT UP...28 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH.
RIDGES.............NORTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........3500-4000 FT AGL DECREASING TO 1000-2000 FT
AGL EARLY IN THE EVENING.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY. HAZE IN THE MORNING.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......73-79...68-73 HIGHER ELEVATIONS.
24 HR TREND......8 DEGREES DOWN.
* MIN HUMIDITY..........35-44 PERCENT.
24 HR TREND......10 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHEAST WINDS AROUND 5 MPH.
RIDGES.............SOUTHEAST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 4000-4500 FT
AGL.
* TRANSPORT WINDS.......EAST 10 TO 15 MPH SHIFTING TO THE SOUTH IN
THE AFTERNOON.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
LOWER 70S. NORTHWEST WINDS 20 TO 25 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER
70S. NORTHEAST WINDS 15 TO 20 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. EAST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS AROUND 80.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 70S.
MTZ114-021030-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT-
ROCKY MOUNTAIN FRONT-
106 PM MDT MON SEP 1 2025
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. CHANCE OF SHOWERS IN THE
EVENING. HAZE THROUGH THE NIGHT.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......53-59.
24 HR TREND......5 DEGREES UP...UNCHANGED HIGHER ELEVATIONS.
* MAX HUMIDITY..........57-67 PERCENT.
24 HR TREND......8 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS AROUND 5 MPH SHIFTING TO
THE NORTHWEST AFTER MIDNIGHT.
RIDGES.............EAST WINDS AROUND 5 MPH SHIFTING TO THE
SOUTH AFTER MIDNIGHT.
* MIXING HEIGHT.........7500 FT AGL DECREASING TO 1000 FT AGL.
* TRANSPORT WINDS.......EAST 10 TO 15 MPH SHIFTING TO THE NORTHWEST
AFTER MIDNIGHT.
* CWR...................0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY. HAZE IN THE MORNING.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......83-88...70-80 HIGHER ELEVATIONS.
24 HR TREND......3 DEGREES DOWN.
* MIN HUMIDITY..........20-27 PERCENT.
24 HR TREND......8 PERCENT UP...4 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 10 TO 15 MPH.
RIDGES.............NORTHWEST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTH IN THE AFTERNOON.
* MIXING HEIGHT.........1000-2000 FT AGL INCREASING TO 8500-10000
FT AGL.
* TRANSPORT WINDS.......NORTH 15 TO 20 MPH.
* CWR...................0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE THROUGH THE NIGHT.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......48-53.
24 HR TREND......5 DEGREES DOWN.
* MAX HUMIDITY..........81-91 PERCENT.
24 HR TREND......33 PERCENT UP...26 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 5 TO 10 MPH.
RIDGES.............NORTHEAST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........6500 FT AGL DECREASING TO 1000 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY. HAZE IN THE MORNING.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......82-87...71-81 HIGHER ELEVATIONS.
24 HR TREND......1 DEGREE DOWN.
* MIN HUMIDITY..........25-33 PERCENT.
24 HR TREND......7 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHEAST WINDS 10 TO 15 MPH.
RIDGES.............SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE
WEST IN THE AFTERNOON.
* MIXING HEIGHT.........1000-2000 FT AGL INCREASING TO 9500-10000
FT AGL.
* TRANSPORT WINDS.......SOUTHEAST 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 MID 50S. HIGHS IN THE MID
70S. NORTH WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S. EAST WINDS 15 TO 20 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S. EAST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 70S.
MONDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
MTZ115-021030-
CHOUTEAU AND FERGUS COUNTIES-
106 PM MDT MON SEP 1 2025
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE IN THE EVENING.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......56-61.
24 HR TREND......7 DEGREES UP.
* MAX HUMIDITY..........60-70 PERCENT...51-61 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......7 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHEAST WINDS 10 TO 15 MPH.
RIDGES.............SOUTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........6500 FT AGL DECREASING TO 500-2000 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......84-89...76-83 HIGHER ELEVATIONS.
24 HR TREND......1 DEGREE DOWN.
* MIN HUMIDITY..........21-26 PERCENT.
24 HR TREND......6 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHWEST WINDS AROUND 5 MPH SHIFTING TO
THE NORTHWEST IN THE AFTERNOON.
RIDGES.............SOUTHWEST WINDS AROUND 5 MPH SHIFTING TO
THE NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 7000-8500 FT
AGL.
* TRANSPORT WINDS.......SOUTHWEST 15 TO 20 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* CWR...................0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE THROUGH THE NIGHT.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......51-56.
24 HR TREND......4 DEGREES DOWN.
* MAX HUMIDITY..........81-91 PERCENT.
24 HR TREND......19 PERCENT UP...34 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH.
RIDGES.............NORTHEAST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........5500 FT AGL DECREASING TO 1000 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY. HAZE IN THE MORNING.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......77-83...68-75 HIGHER ELEVATIONS.
24 HR TREND......8 DEGREES DOWN.
* MIN HUMIDITY..........35-42 PERCENT.
24 HR TREND......14 PERCENT UP...21 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS AROUND 5 MPH.
RIDGES.............EAST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 3500-4500 FT
AGL LATE IN THE MORNING.
* TRANSPORT WINDS.......EAST 10 TO 15 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S. EAST WINDS 15 TO 20 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S. EAST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 80S.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE LOWER 80S.
MTZ116-118-021030-
LINCOLN RANGER DISTRICT OF THE HELENA NATIONAL FOREST-
HELENA AND TOWNSEND RANGER DISTRICTS OF THE HELENA NATIONAL
FOREST-
106 PM MDT MON SEP 1 2025
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......52-60.
24 HR TREND......1 DEGREE UP.
* MAX HUMIDITY..........50-60 PERCENT.
24 HR TREND......5 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS 10 TO 15 MPH.
RIDGES.............EAST WINDS 10 TO 15 MPH SHIFTING TO THE
SOUTH AFTER MIDNIGHT.
* MIXING HEIGHT.........9500 FT AGL DECREASING TO 1000-1500 FT AGL.
* TRANSPORT WINDS.......EAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......82-88...73-81 HIGHER ELEVATIONS.
24 HR TREND......1 DEGREE DOWN.
* MIN HUMIDITY..........16-21 PERCENT.
24 HR TREND......1 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE
NORTH IN THE AFTERNOON.
RIDGES.............WEST WINDS 10 TO 15 MPH SHIFTING TO THE
NORTH IN THE AFTERNOON.
* MIXING HEIGHT.........1000-2000 FT AGL INCREASING TO 10000-11500
FT AGL.
* TRANSPORT WINDS.......NORTHWEST 10 TO 15 MPH.
* CWR...................0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE AFTER MIDNIGHT.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......50-56.
24 HR TREND......3 DEGREES DOWN.
* MAX HUMIDITY..........62-72 PERCENT.
24 HR TREND......14 PERCENT UP...25 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 10 TO 15 MPH.
RIDGES.............NORTH WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........9500 FT AGL DECREASING TO 1000 FT AGL.
* TRANSPORT WINDS.......NORTH 15 TO 20 MPH.
* CWR...................0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......81-88...72-81 HIGHER ELEVATIONS.
24 HR TREND......UNCHANGED.
* MIN HUMIDITY..........20-29 PERCENT.
24 HR TREND......7 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 5 TO 10 MPH.
RIDGES.............NORTH WINDS 10 TO 15 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 10500-11000
FT AGL.
* TRANSPORT WINDS.......NORTHWEST 10 TO 15 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTH WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S. NORTHEAST WINDS 15 TO 20 MPH.
SATURDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 70S. EAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.
MTZ117-021030-
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
106 PM MDT MON SEP 1 2025
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......51-60.
24 HR TREND......1 DEGREE UP.
* MAX HUMIDITY..........55-65 PERCENT.
24 HR TREND......9 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS 10 TO 15 MPH SHIFTING TO THE
SOUTH AFTER MIDNIGHT.
RIDGES.............SOUTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........9000 FT AGL DECREASING TO 1000 FT AGL.
* TRANSPORT WINDS.......EAST 15 TO 20 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
* CWR...................0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......83-89...73-82 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES UP.
* MIN HUMIDITY..........18-24 PERCENT.
24 HR TREND......4 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHWEST 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 9500-11000
FT AGL.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH SHIFTING TO THE NORTHWEST
IN THE AFTERNOON.
* CWR...................0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY. HAZE AFTER MIDNIGHT.
* CHANCE LIGHTNING.......0 PERCENT.
* MIN TEMPERATURE.......48-54.
24 HR TREND......3 DEGREES DOWN...8 DEGREES DOWN HIGHER
ELEVATIONS.
* MAX HUMIDITY..........77-87 PERCENT...67-77 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......29 PERCENT UP...17 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 10 TO 15 MPH.
RIDGES.............NORTH WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........8000 FT AGL DECREASING TO 1000 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......79-86...69-79 HIGHER ELEVATIONS.
24 HR TREND......3 DEGREES DOWN.
* MIN HUMIDITY..........27-37 PERCENT.
24 HR TREND......9 PERCENT UP...3 PERCENT UP HIGHER ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTH WINDS AROUND 5 MPH SHIFTING TO THE
NORTHEAST IN THE AFTERNOON.
RIDGES.............SOUTHWEST WINDS AROUND 5 MPH SHIFTING TO
THE NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 9500-10000
FT AGL.
* TRANSPORT WINDS.......NORTH 10 TO 15 MPH INCREASING TO NORTHWEST
20 TO 25 MPH IN THE AFTERNOON.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 20 TO 25 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. EAST WINDS 20 TO 25 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S. SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS AROUND
50. HIGHS IN THE UPPER 70S.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
WEATHER.GOV/GREATFALLS
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