489
FNUS75 KTFX 301350
FWSTFX
SPOT FORECAST FOR BMW LANDING PILES...USFS
NATIONAL WEATHER SERVICE GREAT FALLS MT
650 AM MST TUE DEC 30 2025
FORECAST IS BASED ON IGNITION TIME OF 0700 MST ON DECEMBER 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
IT WILL BE MOSTLY DRY TODAY THROUGH WEDNESDAY WITH A 10% CHANCE
FOR LIGHT RAIN THROUGH 1000 TODAY. WINDS WILL BE LIGHT AROUND 5 TO
10 MPH TODAY THROUGH WEDNESDAY. TONIGHT AND WEDNESDAY NIGHT THERE
WILL BE GOOD OVERNIGHT HUMIDITY RECOVERY.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CWR.................5 PERCENT.
MAX TEMPERATURE.....40-45.
MIN HUMIDITY........49-54 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS AROUND 5 MPH SHIFTING TO THE WEST
IN THE LATE MORNING AND EARLY AFTERNOON, THEN
BECOMING WEST AROUND 5 MPH EARLY IN THE
AFTERNOON SHIFTING TO THE SOUTHWEST LATE IN THE
AFTERNOON.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
TIME (MST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........54 37 27 18 9 7 5 3 4 6 8
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............10 10 10 10 0 0 0 0 0 0 0
TEMP............27 27 28 32 37 38 40 41 40 38 35
RH..............70 71 61 57 56 54 54 56 56 60 60
20 FT WIND DIR..S S SW W W W W NW W SW S
20 FT WIND SPD..5 5 5 5 5 5 5 5 5 5 5
20 FT WIND GUST.10 10 10 10 10 10 10 10 10 10 10
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.5 0.5 0.5 0.5 0.5 0.5 0.1
TRANSP WIND DIR.SW S S SW W W W W W SW S
TRANSP WIND SPD.5 10 10 5 5 10 5 5 5 5 5
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
CWR.................0 PERCENT.
MIN TEMPERATURE.....25-30.
MAX HUMIDITY........55-60 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........15 22 29 22 14 7 5 4 3 3 3 3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............33 32 32 32 32 32 31 31 30 30 29 28
RH..............60 60 60 60 60 60 60 57 60 54 57 57
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..5 5 10 10 10 10 10 10 10 10 10 10
20 FT WIND GUST.10 10 15 15 15 15 15 15
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.S SW S S S S S S S S S S
TRANSP WIND SPD.10 10 10 10 10 10 10 10 10 10 10 10
WEDNESDAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....48-53.
MIN HUMIDITY........40-45 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON, THEN SHIFTING TO
THE SOUTH LATE IN THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........3 3 3 9 15 21 21 21 40 40 40 46
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............29 30 32 35 39 43 46 48 49 48 46 43
RH..............57 57 57 53 45 46 46 45 45 48 52 55
20 FT WIND DIR..S S S S SW SW SW W W W SW S
20 FT WIND SPD..10 10 10 10 5 5 5 5 5 5 5 10
20 FT WIND GUST. 10 10 10 15 15 15 15 15
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.1 0.1 0.5 0.5 0.5 0.5 0.1 0.1
TRANSP WIND DIR.S S S S S S S SW SW SW S S
TRANSP WIND SPD.10 10 10 10 10 5 5 5 5 5 10 10
FORECASTER...GESELL
REQUESTED BY...JAMES RAY
TYPE OF REQUEST...PRESCRIBED
.TAG 2528139.0/TFX
.DELDT 12/30/25
.FORMATTERVERSION 2.0.0
.EMAIL JAMES.M.RAY@USDA.GOV, TFX.OPS@NOAA.GOV
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