242
FNUS55 KTFX 150935
FWFTFX
FIRE WEATHER PLANNING FORECAST FOR NORTH-CENTRAL MONTANA
NATIONAL WEATHER SERVICE GREAT FALLS MT
ISSUED BY NATIONAL WEATHER SERVICE MISSOULA MT
335 AM MDT WED JUL 15 2026
...THERE IS A DAILY CHANCE FOR AFTERNOON AND EVENING THUNDERSTORMS
THROUGH SATURDAY WITH A RISK FOR SEVERE THUNDERSTORMS ACROSS
CENTRAL AND SOUTHWEST MT THURSDAY...
DISCUSSION
MOISTURE CIRCULATING AROUND A STRONG HIGH PRESSURE RIDGE CENTERED
EAST OF THE REGION WILL MAINTAIN A DAILY RISK FOR AFTERNOON AND
EVENING SHOWERS AND THUNDERSTORMS THROUGH SATURDAY ALONG WITH
ELEVATED HUMIDITY AND GOOD OVERNIGHT RECOVERIES. THUNDERSTORM
COVERAGE WILL BE ISOLATED TODAY, BUT A WIDESPREAD COVERAGE IS
EXPECTED THURSDAY WITH A FEW STORMS CAPABLE OF PRODUCING GUSTY
WINDS, HAIL AND BRIEF BUT INTENSE RAINFALL. HOENISCH
MTZ112-152230-
EASTERN GLACIER/TOOLE/CENTRAL/EASTERN PONDERA/LIBERTY-
335 AM MDT WED JUL 15 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.
SLIGHT CHANCE OF SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......77-82...70-76 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES UP.
* MIN HUMIDITY..........51-61 PERCENT.
24 HR TREND......6 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS AROUND 5 MPH.
RIDGES.............NORTH WINDS AROUND 5 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 5500 FT AGL.
* TRANSPORT WINDS.......NORTHWEST 10 TO 15 MPH.
* CWR...................10 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......55-60.
24 HR TREND......UNCHANGED.
* MAX HUMIDITY..........83-93 PERCENT...71-81 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......5 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS AROUND 5 MPH SHIFTING TO
THE NORTHWEST AFTER MIDNIGHT.
RIDGES.............NORTHWEST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........4500-5000 FT AGL DECREASING TO BELOW 1000
FT AGL.
* TRANSPORT WINDS.......NORTH 15 TO 20 MPH SHIFTING TO THE
NORTHWEST AFTER MIDNIGHT.
* CWR...................10 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......81-87...73-79 HIGHER ELEVATIONS.
24 HR TREND......5 DEGREES UP.
* MIN HUMIDITY..........39-45 PERCENT...44-54 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......7 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 7000-7500 FT
AGL.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH SHIFTING TO THE
SOUTHEAST IN THE AFTERNOON.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS AROUND 90. SOUTHEAST WINDS
15 TO 20 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 20 TO 25 MPH.
SUNDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE MID 80S.
WEST WINDS 20 TO 25 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S.
TUESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S.
MTZ113-152230-
HILL AND BLAINE COUNTIES-
335 AM MDT WED JUL 15 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.
CHANCE OF SHOWERS IN THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS
THROUGH THE DAY. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......76-81...69-74 HIGHER ELEVATIONS.
24 HR TREND......10 DEGREES DOWN.
* MIN HUMIDITY..........63-73 PERCENT.
24 HR TREND......23 PERCENT UP...34 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTH IN THE AFTERNOON.
RIDGES.............SOUTHEAST WINDS 10 TO 15 MPH SHIFTING TO
THE NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 3000-4500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS.......EAST 15 TO 20 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......57-62.
24 HR TREND......2 DEGREES DOWN.
* MAX HUMIDITY..........88-98 PERCENT.
24 HR TREND......UNCHANGED.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS AROUND 5 MPH SHIFTING TO
THE NORTHWEST AFTER MIDNIGHT.
RIDGES.............WEST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........3000-4000 FT AGL DECREASING TO 500-1000 FT
AGL IN THE LATE EVENING AND OVERNIGHT.
* TRANSPORT WINDS.......NORTHWEST 10 TO 15 MPH.
* CWR...................0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......82-88...76-81 HIGHER ELEVATIONS.
24 HR TREND......7 DEGREES UP.
* MIN HUMIDITY..........40-50 PERCENT.
24 HR TREND......22 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS AROUND 5 MPH.
RIDGES.............NORTH WINDS AROUND 5 MPH SHIFTING TO THE
NORTHEAST IN THE AFTERNOON.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 6000-7500 FT
AGL.
* TRANSPORT WINDS.......NORTH 10 TO 15 MPH.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 90S. EAST WINDS 15 TO 20 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 90S. SOUTH
WINDS 15 TO 20 MPH.
SUNDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S.
WEST WINDS 20 TO 25 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
80S.
TUESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S.
MTZ114-152230-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT-
ROCKY MOUNTAIN FRONT-
335 AM MDT WED JUL 15 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.
SLIGHT CHANCE OF SHOWERS IN THE MORNING. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......79-84...67-77 HIGHER ELEVATIONS.
24 HR TREND......3 DEGREES DOWN.
* MIN HUMIDITY..........42-51 PERCENT...51-61 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......12 PERCENT UP...2 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS AROUND 5 MPH SHIFTING TO THE
NORTHEAST IN THE AFTERNOON.
RIDGES.............WEST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 5000-5500 FT
AGL.
* TRANSPORT WINDS.......NORTHWEST 10 TO 15 MPH.
* CWR...................10 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......56-61...50-57 HIGHER ELEVATIONS.
24 HR TREND......UNCHANGED.
* MAX HUMIDITY..........81-91 PERCENT.
24 HR TREND......1 PERCENT DOWN...7 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS AROUND 5 MPH SHIFTING TO
THE WEST AFTER MIDNIGHT.
RIDGES.............NORTHEAST WINDS AROUND 5 MPH SHIFTING TO
THE SOUTH AFTER MIDNIGHT.
* MIXING HEIGHT.........3000-4500 FT AGL DECREASING TO BELOW 1000
FT AGL IN THE LATE EVENING AND OVERNIGHT.
* TRANSPORT WINDS.......NORTHEAST 10 TO 15 MPH SHIFTING TO THE
NORTHWEST AFTER MIDNIGHT.
* CWR...................0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......81-88...68-78 HIGHER ELEVATIONS.
24 HR TREND......3 DEGREES UP.
* MIN HUMIDITY..........40-48 PERCENT...51-61 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......6 PERCENT DOWN...1 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS 10 TO 15 MPH.
RIDGES.............EAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 5000-6500 FT
AGL.
* TRANSPORT WINDS.......EAST 15 TO 20 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S.
SOUTHWEST WINDS 20 TO 25 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
80S. WEST WINDS 20 TO 25 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S.
MTZ115-152230-
CHOUTEAU AND FERGUS COUNTIES-
335 AM MDT WED JUL 15 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.
CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE DAY.
* CHANCE LIGHTNING.......50 PERCENT.
* MAX TEMPERATURE.......77-82...69-76 HIGHER ELEVATIONS.
24 HR TREND......14 DEGREES DOWN.
* MIN HUMIDITY..........57-67 PERCENT.
24 HR TREND......30 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 10 TO 15 MPH.
RIDGES.............NORTHWEST WINDS 5 TO 15 MPH.
* MIXING HEIGHT.........1500-3000 FT AGL INCREASING TO 3500-4500 FT
AGL EARLY IN THE AFTERNOON.
* TRANSPORT WINDS.......WEST 15 TO 20 MPH.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......57-63.
24 HR TREND......1 DEGREE DOWN.
* MAX HUMIDITY..........84-94 PERCENT.
24 HR TREND......14 PERCENT DOWN...25 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...SOUTHEAST WINDS AROUND 5 MPH SHIFTING TO
THE WEST AFTER MIDNIGHT.
RIDGES.............SOUTHWEST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........3000-4500 FT AGL DECREASING TO BELOW 1000
FT AGL IN THE LATE EVENING AND OVERNIGHT.
* TRANSPORT WINDS.......WEST 10 TO 15 MPH.
* CWR...................0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......84-89...76-82 HIGHER ELEVATIONS.
24 HR TREND......7 DEGREES UP.
* MIN HUMIDITY..........39-49 PERCENT.
24 HR TREND......23 PERCENT DOWN.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 5 TO 10 MPH.
RIDGES.............NORTHEAST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 5500-6500 FT
AGL.
* TRANSPORT WINDS.......NORTH 10 TO 15 MPH SHIFTING TO THE EAST IN
THE AFTERNOON.
* CWR...................0 PERCENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
SOUTHEAST WINDS 15 TO 20 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 90S. SOUTH
WINDS 15 TO 20 MPH.
SUNDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 80S. WEST
WINDS 15 TO 20 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE MID 80S.
TUESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
MTZ116-118-152230-
LINCOLN RANGER DISTRICT OF THE HELENA NATIONAL FOREST-
HELENA AND TOWNSEND RANGER DISTRICTS OF THE HELENA NATIONAL
FOREST-
335 AM MDT WED JUL 15 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SLIGHT CHANCE OF SHOWERS IN
THE MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* CHANCE LIGHTNING.......40 PERCENT.
* MAX TEMPERATURE.......78-86...69-78 HIGHER ELEVATIONS.
24 HR TREND......7 DEGREES DOWN...2 DEGREES DOWN HIGHER
ELEVATIONS.
* MIN HUMIDITY..........46-56 PERCENT.
24 HR TREND......13 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 5 TO 10 MPH.
RIDGES.............NORTHWEST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 4500 FT AGL.
* TRANSPORT WINDS.......NORTHWEST 10 TO 15 MPH.
* CWR...................10 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE LIGHTNING.......20 PERCENT.
* MIN TEMPERATURE.......54-61.
24 HR TREND......UNCHANGED.
* MAX HUMIDITY..........78-88 PERCENT.
24 HR TREND......3 PERCENT UP...6 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 5 TO 10 MPH.
RIDGES.............NORTH WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........3500-4000 FT AGL DECREASING TO 500-2000 FT
AGL EARLY IN THE EVENING.
* TRANSPORT WINDS.......NORTHEAST 10 TO 15 MPH.
* CWR...................0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......82-91...72-82 HIGHER ELEVATIONS.
24 HR TREND......4 DEGREES UP.
* MIN HUMIDITY..........40-50 PERCENT.
24 HR TREND......10 PERCENT DOWN...5 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS AROUND 5 MPH.
RIDGES.............EAST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 6500-8000 FT
AGL.
* TRANSPORT WINDS.......EAST 10 TO 15 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS
15 TO 20 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 80S. SOUTHWEST
WINDS 15 TO 20 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S. WEST
WINDS 15 TO 20 MPH.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MTZ117-152230-
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
335 AM MDT WED JUL 15 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. CHANCE OF SHOWERS
THROUGH THE DAY. CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......50 PERCENT.
* MAX TEMPERATURE.......76-84...68-76 HIGHER ELEVATIONS.
24 HR TREND......13 DEGREES DOWN.
* MIN HUMIDITY..........50-60 PERCENT...61-71 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......22 PERCENT UP...29 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 5 TO 10 MPH.
RIDGES.............NORTHWEST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 3000-4500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS.......WEST 10 TO 15 MPH.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE LIGHTNING.......30 PERCENT.
* MIN TEMPERATURE.......53-60.
24 HR TREND......2 DEGREES UP.
* MAX HUMIDITY..........81-91 PERCENT.
24 HR TREND......12 PERCENT DOWN...19 PERCENT DOWN HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS 10 TO 15 MPH SHIFTING TO THE
WEST AFTER MIDNIGHT.
RIDGES.............SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE
WEST AFTER MIDNIGHT.
* MIXING HEIGHT.........4000-4500 FT AGL DECREASING TO BELOW 1000
FT AGL.
* TRANSPORT WINDS.......SOUTHEAST 10 TO 15 MPH SHIFTING TO THE WEST
AFTER MIDNIGHT.
* CWR...................0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......81-89...72-81 HIGHER ELEVATIONS.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY..........43-53 PERCENT.
24 HR TREND......16 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 5500-6000 FT
AGL.
* TRANSPORT WINDS.......EAST 10 TO 15 MPH INCREASING TO 20 TO 25
MPH IN THE AFTERNOON.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS
15 TO 20 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 80S. SOUTHWEST
WINDS 15 TO 20 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S. WEST
WINDS 15 TO 20 MPH.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS AROUND 80.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
WEATHER.GOV/GREATFALLS
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