806
FNUS75 KTFX 292127
FWSTFX
SPOT FORECAST FOR FLAT TOP RIDE FIRE...MT-BFA
NATIONAL WEATHER SERVICE GREAT FALLS MT
327 PM MDT SUN JUN 29 2025
FORECAST IS BASED ON FORECAST START TIME OF 1600 MDT ON JUNE 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
NORTHWESTERLY FLOW ALOFT AHEAD OF A BUILDING RIDGE WILL ALLOW FOR
A LOW-END CHANCE FOR A SHOWER OR THUNDERSTORM THROUGH EARLY
EVENING. THEREAFTER, DRY CONDITIONS ARE FORECAST, WITH TERRAIN
DRIVEN WINDS FROM AROUND SUNSET THIS EVENING THROUGH MID-MORNING
MONDAY, BECOMING SOUTHEASTERLY BY LATE MONDAY MORNING.
TEMPERATURES TREND WARMER MONDAY AS THE RIDGE BUILDS IN.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT)LESS THAN A 10
PERCENT CHANCE FOR A SHOWER OR THUNDERSTORM.
CWR.................LESS THAN 5 PERCENT.
CHANCE OF THUNDER...LESS THAN 5 PERCENT.
MAX TEMPERATURE.....70-75.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST TO SOUTHWEST WINDS AROUND 5 TO 10 MPH.
RIDGETOP...........WEST AROUND 10 MPH.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
TIME (MDT) 4PM 5PM
SKY (%).........28 27
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............2 2
CHC OF THDR (%).4 3
TEMP............69 70
RH..............33 33
20 FT WIND DIR..W W
20 FT WIND SPD..10 10
20 FT WIND GUST.20 15
RIDGE WIND DIR..W W
RIDGE WIND SPD..20 15
MIX HGT (KFT)...8.0 8.0
TRANSP WIND DIR.W NW
TRANSP WIND SPD.20 15
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT). LESS THAN A 10%
CHANCE FOR AN EARLY EVENING SHOWER.
CWR.................0 PERCENT.
CHANCE OF THUNDER...LESS THAN 5 PERCENT.
MIN TEMPERATURE.....45-50.
MAX HUMIDITY........52-57 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST TO SOUTHWEST WINDS AROUND 5 MPH BECOMING
DOWNSLOPE/VALLEY AROUND 5 MPH AROUND SUNSET.
RIDGETOP...........SOUTHWEST 5 TO 10 MPH SHIFTING TO THE SOUTH
EARLY IN THE MORNING.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH SHIFTING TO THE SOUTHWEST IN
THE LATE EVENING AND OVERNIGHT.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........17 16 37 23 35 26 28 18 20 24 28 22
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).2 0 0 0 0 0 0 0 0 0 0 0
TEMP............70 71 69 63 59 56 55 53 52 50 49 49
RH..............31 33 35 42 48 51 52 54 54 55 57 56
20 FT WIND DIR..W W W SW SW SW SW SW SW S S S
20 FT WIND SPD..5 5 5 5 5 5 5 0 0 0 0 0
20 FT WIND GUST.15 15 10 10 10 10 5 5 5 5 5
RIDGE WIND DIR..W W W W W SW SW SW SW SW SW S
RIDGE WIND SPD..10 10 10 10 5 5 5 5 5 5 5 5
MIX HGT (KFT)...7.5 6.5 4.5 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
TRANSP WIND DIR.W W W W SW SW SW S S SW SW S
TRANSP WIND SPD.10 10 10 5 5 5 10 10 10 10 10 5
MONDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....78-83.
MIN HUMIDITY........17-22 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST
AROUND 5 TO 10 MPH LATE IN THE MORNING.
RIDGETOP...........SOUTHWEST 5 TO 10 MPH.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........14 13 6 4 2 4 3 5 7 7 7 11
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............48 53 57 61 68 71 73 74 76 79 79 79
RH..............56 54 46 39 34 30 27 25 24 23 23 24
20 FT WIND DIR..S S S S S S S S SE SE SE SE
20 FT WIND SPD..0 0 0 0 0 5 5 5 5 5 5 5
20 FT WIND GUST.5 5 5 5 10 10 10 10 15 15 15 15
RIDGE WIND DIR..S S SW SW SW SW SW SW SW SW SW SW
RIDGE WIND SPD..5 5 5 5 5 10 10 10 10 10 10 10
MIX HGT (KFT)...1.0 1.0 1.0 2.5 4.5 5.5 6.5 7.0 8.0 8.5 8.5 8.5
TRANSP WIND DIR.S S S S S S S S S S SW SW
TRANSP WIND SPD.10 5 5 5 5 5 10 10 10 10 10 10
FORECASTER...MCDOWELL
REQUESTED BY...CARTER GALLINEAUX
TYPE OF REQUEST...WILDFIRE
.TAG 2516881.0/TFX
.DELDT 06/29/25
.FORMATTERVERSION 2.0.0
.EMAIL M.GOBERT@BLACKFEETNATION.COM, TFX.OPS@NOAA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page