346
FNUS55 KTFX 141000
FWFTFX
FIRE WEATHER PLANNING FORECAST FOR NORTH-CENTRAL MONTANA
NATIONAL WEATHER SERVICE GREAT FALLS MT
ISSUED BY NATIONAL WEATHER SERVICE MISSOULA MT
400 AM MDT TUE JUL 14 2026
...STRONG THUNDERSTORMS ACROSS CENTRAL MT THIS AFTERNOON AND
EVENING...
DISCUSSION
UPPER LEVEL HIGH PRESSURE CENTERED EAST OF THE AREA WILL MAINTAIN
WARMER THAN AVERAGE TEMPERATURES WHILE MOISTURE CIRCULATES
AROUND THE RIDGE FOR DAILY CHANCES OF SHOWERS AND THUNDERSTORMS
THROUGH THE REMAINDER OF THE WEEK. STRONG THUNDERSTORMS ARE
EXPECTED TO DEVELOP AND TRACK ACROSS CENTRAL MT THIS AFTERNOON AND
EVENING. GUSTY AND SHIFTING WINDS ARE LIKELY NEAR STORMS IN
ADDITION TO LOCALLY HEAVY RAIN AND HAIL WITH STRONGER CELLS.
HOENISCH
MTZ112-142215-
EASTERN GLACIER/TOOLE/CENTRAL/EASTERN PONDERA/LIBERTY-
400 AM MDT TUE JUL 14 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......78-88...70-75 HIGHER ELEVATIONS.
24 HR TREND......12 DEGREES DOWN.
* MIN HUMIDITY..........38-47 PERCENT.
24 HR TREND......14 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 3000-4500 FT
AGL EARLY IN THE AFTERNOON, THEN INCREASING TO 5000-6000 FT AGL
EARLY IN THE AFTERNOON DECREASING TO 4000 FT AGL LATE IN THE
AFTERNOON.
* TRANSPORT WINDS.......NORTH 15 TO 20 MPH INCREASING TO AROUND 25
MPH IN THE AFTERNOON.
* CWR...................10 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.......56-61.
24 HR TREND......5 DEGREES DOWN.
* MAX HUMIDITY..........77-87 PERCENT.
24 HR TREND......28 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 10 TO 15 MPH.
RIDGES.............NORTH WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........3000-4000 FT AGL DECREASING TO 1000-2000 FT
AGL EARLY IN THE EVENING.
* TRANSPORT WINDS.......NORTHEAST 20 TO 25 MPH.
* CWR...................20 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. CHANCE OF SHOWERS THROUGH
THE DAY. SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......76-81...68-74 HIGHER ELEVATIONS.
24 HR TREND......1 DEGREE DOWN.
* MIN HUMIDITY..........54-64 PERCENT.
24 HR TREND......13 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS AROUND 5 MPH.
RIDGES.............NORTHEAST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 4000-5000 FT
AGL.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S. EAST
WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S.
EAST WINDS 15 TO 20 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S.
SOUTHWEST WINDS 15 TO 20 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 80S.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.
MTZ113-142215-
HILL AND BLAINE COUNTIES-
400 AM MDT TUE JUL 14 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SLIGHT CHANCE OF SHOWERS.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......87-94...82-87 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES DOWN.
* MIN HUMIDITY..........31-41 PERCENT.
24 HR TREND......16 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...EAST WINDS 10 TO 15 MPH.
RIDGES.............EAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 7000-7500 FT
AGL.
* TRANSPORT WINDS.......EAST 15 TO 20 MPH.
* CWR...................0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN
THE EVENING. CHANCE OF SHOWERS THROUGH THE NIGHT. CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......50 PERCENT.
* MIN TEMPERATURE.......59-64.
24 HR TREND......4 DEGREES DOWN.
* MAX HUMIDITY..........81-91 PERCENT.
24 HR TREND......30 PERCENT UP...37 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 15 TO 20 MPH.
RIDGES.............NORTH WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........6500 FT AGL DECREASING TO 1000-1500 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 20 TO 25 MPH.
* CWR...................40 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......78-83...71-76 HIGHER ELEVATIONS.
24 HR TREND......10 DEGREES DOWN.
* MIN HUMIDITY..........55-65 PERCENT.
24 HR TREND......22 PERCENT UP...30 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH.
RIDGES.............NORTHEAST WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 3000-4000 FT
AGL LATE IN THE MORNING.
* TRANSPORT WINDS.......EAST 15 TO 20 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S. NORTH
WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
EAST WINDS 15 TO 20 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S. SOUTHEAST WINDS
15 TO 20 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 80S.
MTZ114-142215-
LEWIS AND CLARK NATIONAL FOREST ROCKY MOUNTAIN DISTRICT-
ROCKY MOUNTAIN FRONT-
400 AM MDT TUE JUL 14 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SLIGHT CHANCE OF SHOWERS.
* CHANCE LIGHTNING.......0 PERCENT.
* MAX TEMPERATURE.......79-88...66-76 HIGHER ELEVATIONS.
24 HR TREND......7 DEGREES DOWN.
* MIN HUMIDITY..........33-43 PERCENT...47-57 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......14 PERCENT UP...22 PERCENT UP HIGHER
ELEVATIONS.
* 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 4500-6000 FT
AGL.
* TRANSPORT WINDS.......NORTH 15 TO 20 MPH INCREASING TO NORTHEAST
AROUND 25 MPH IN THE AFTERNOON.
* CWR...................10 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.......56-61...49-57 HIGHER ELEVATIONS.
24 HR TREND......6 DEGREES DOWN.
* MAX HUMIDITY..........75-85 PERCENT.
24 HR TREND......14 PERCENT UP...20 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 15 TO 20 MPH BECOMING NORTHWEST
AROUND 5 MPH AFTER MIDNIGHT.
RIDGES.............NORTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........2500-4000 FT AGL DECREASING TO 1000-1500 FT
AGL IN THE LATE EVENING AND OVERNIGHT.
* TRANSPORT WINDS.......NORTH AROUND 25 MPH DECREASING TO 15 TO 20
MPH AFTER MIDNIGHT.
* CWR...................20 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. CHANCE OF SHOWERS THROUGH
THE DAY. CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......40 PERCENT.
* MAX TEMPERATURE.......77-83...65-75 HIGHER ELEVATIONS.
24 HR TREND......5 DEGREES DOWN.
* MIN HUMIDITY..........46-56 PERCENT...58-68 PERCENT HIGHER
ELEVATIONS.
24 HR TREND......15 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS AROUND 5 MPH.
RIDGES.............NORTHEAST WINDS AROUND 5 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 4500-5500 FT
AGL.
* TRANSPORT WINDS.......NORTH 10 TO 15 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S.
EAST WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S. EAST 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 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S.
MTZ115-142215-
CHOUTEAU AND FERGUS COUNTIES-
400 AM MDT TUE JUL 14 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......90-96...84-90 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES DOWN.
* MIN HUMIDITY..........32-38 PERCENT.
24 HR TREND......12 PERCENT UP.
* 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 7000-7500 FT
AGL.
* TRANSPORT WINDS.......EAST 15 TO 20 MPH.
* CWR...................10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......50 PERCENT.
* MIN TEMPERATURE.......59-65.
24 HR TREND......5 DEGREES DOWN.
* MAX HUMIDITY..........79-89 PERCENT.
24 HR TREND......27 PERCENT UP...32 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 15 TO 20 MPH.
RIDGES.............NORTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........6500 FT AGL DECREASING TO 1500-2000 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 25 MPH.
* CWR...................50 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS THROUGH THE DAY.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......79-84...71-79 HIGHER ELEVATIONS.
24 HR TREND......12 DEGREES DOWN.
* MIN HUMIDITY..........53-63 PERCENT.
24 HR TREND......22 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 10 TO 15 MPH.
RIDGES.............NORTH WINDS 5 TO 15 MPH.
* MIXING HEIGHT.........1500-3000 FT AGL INCREASING TO 3500-4500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS.......NORTHWEST 15 TO 20 MPH.
* CWR...................20 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 80S. NORTH
WINDS 10 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
EAST WINDS 15 TO 20 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S.
MTZ116-118-142215-
LINCOLN RANGER DISTRICT OF THE HELENA NATIONAL FOREST-
HELENA AND TOWNSEND RANGER DISTRICTS OF THE HELENA NATIONAL
FOREST-
400 AM MDT TUE JUL 14 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......83-93...74-84 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES DOWN.
* MIN HUMIDITY..........31-41 PERCENT.
24 HR TREND......7 PERCENT UP...12 PERCENT UP HIGHER ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH.
RIDGES.............NORTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........500-1500 FT AGL INCREASING TO 5500-7000 FT
AGL.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH.
* CWR...................10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......50 PERCENT.
* MIN TEMPERATURE.......54-61.
24 HR TREND......2 DEGREES DOWN.
* MAX HUMIDITY..........75-85 PERCENT.
24 HR TREND......19 PERCENT UP...29 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 15 TO 20 MPH.
RIDGES.............NORTH WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........2500-4000 FT AGL DECREASING TO 1000-2000 FT
AGL EARLY IN THE EVENING.
* TRANSPORT WINDS.......NORTH 20 TO 25 MPH.
* CWR...................20 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN
THE MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* CHANCE LIGHTNING.......40 PERCENT.
* MAX TEMPERATURE.......78-87...68-78 HIGHER ELEVATIONS.
24 HR TREND......7 DEGREES DOWN...2 DEGREES DOWN HIGHER
ELEVATIONS.
* MIN HUMIDITY..........49-59 PERCENT.
24 HR TREND......17 PERCENT UP...10 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS AROUND 5 MPH.
RIDGES.............NORTH WINDS AROUND 5 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 4500-5500 FT
AGL.
* TRANSPORT WINDS.......NORTH 10 TO 15 MPH.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S. NORTH WINDS 10 TO
15 MPH.
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S. EAST WINDS 15 TO
20 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S. SOUTHWEST WINDS
10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S.
MTZ117-142215-
CENTRAL AND EASTERN LEWIS AND CLARK NATIONAL FOREST AREAS-
400 AM MDT TUE JUL 14 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* CHANCE LIGHTNING.......20 PERCENT.
* MAX TEMPERATURE.......84-92...77-87 HIGHER ELEVATIONS.
24 HR TREND......2 DEGREES DOWN.
* MIN HUMIDITY..........32-42 PERCENT.
24 HR TREND......10 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHEAST WINDS 10 TO 15 MPH.
RIDGES.............EAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT.........500-2000 FT AGL INCREASING TO 6000-7000 FT
AGL.
* TRANSPORT WINDS.......NORTHEAST 15 TO 20 MPH INCREASING TO EAST
AROUND 25 MPH IN THE AFTERNOON.
* CWR...................10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN
THE EVENING. CHANCE OF SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......50 PERCENT.
* MIN TEMPERATURE.......54-60.
24 HR TREND......4 DEGREES DOWN.
* MAX HUMIDITY..........80-90 PERCENT.
24 HR TREND......24 PERCENT UP...34 PERCENT UP HIGHER
ELEVATIONS.
* WIND (20 FT).
LOWER ELEVATIONS...NORTHWEST WINDS 15 TO 20 MPH.
RIDGES.............NORTHWEST WINDS 15 TO 20 MPH.
* MIXING HEIGHT.........3000-4500 FT AGL DECREASING TO 1000-2000 FT
AGL EARLY IN THE EVENING.
* TRANSPORT WINDS.......NORTH 20 TO 25 MPH.
* CWR...................40 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. 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.......76-83...68-77 HIGHER ELEVATIONS.
24 HR TREND......11 DEGREES DOWN.
* MIN HUMIDITY..........54-64 PERCENT.
24 HR TREND......25 PERCENT UP.
* WIND (20 FT).
LOWER ELEVATIONS...NORTH WINDS 5 TO 10 MPH.
RIDGES.............NORTH WINDS 5 TO 10 MPH.
* MIXING HEIGHT.........1000-2500 FT AGL INCREASING TO 3000-4500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS.......NORTHWEST 15 TO 20 MPH.
* CWR...................20 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. EAST WINDS 10 TO
15 MPH.
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. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S.
WEATHER.GOV/GREATFALLS
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