558
FNUS75 KTFX 201513
FWSTFX
SPOT FORECAST FOR ELK SMITH...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE GREAT FALLS MT
913 AM MDT TUE OCT 20 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON OCTOBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WARM AND DRY CONDITIONS WILL PERSIST THROUGH THURSDAY MORNING WITH
THE NEXT MAJOR SYSTEM EXPECTED TO ARRIVE THURSDAY AFTERNOON/EVENING
BRINGING COOL, WET, AND BREEZY CONDITIONS. LIGHT WINDS ARE EXPECTED
THROUGH EARLY WEDNESDAY MORNING BEFORE PICKING UP OUT OF THE SOUTHWEST
LATE WEDNESDAY MORNING INTO THE AFTERNOON WITH GUSTS UP TO 20 MPH
POSSIBLE.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....56-61.
MIN HUMIDITY........35-40 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHEAST AROUND 5 MPH
LATE IN THE MORNING, THEN BECOMING LIGHT LATE
IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH SHIFTING TO THE EAST
LATE IN THE AFTERNOON.
TIME (MDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........20 15 25 28 27 27 46 56 56
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0
TEMP............41 48 50 53 55 57 58 57 56
RH..............51 45 43 42 42 41 40 42 43
20 FT WIND DIR..N NE NE NE NE NE NE NE NE
20 FT WIND SPD..0 0 5 5 5 5 5 5 0
20 FT WIND GUST.5 5 10 10 10 10 10 5
MIX HGT (KFT)...0.5 0.5 1.0 1.5 1.5 2.0 2.0 2.0 1.0
TRANSP WIND DIR.NE NE NE E E E E E E
TRANSP WIND SPD.5 5 5 5 5 5 5 5 5
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-73.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS AROUND 5 MPH.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH SHIFTING TO THE WEST 15
TO 20 MPH LATE IN THE AFTERNOON.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........43 43 43 28 28 28 22 22 22 17 17 17
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............41 38 41 46 57 62 67 68 69 70 68 68
RH..............54 59 60 50 41 34 31 30 27 26 27 29
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..5 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 10
MIX HGT (KFT)...0.5 0.5 0.5 0.5 0.5 1.0 2.0 4.5 6.0 4.5 6.0 3.0
TRANSP WIND DIR.SW SW SW SW SW S SW SW W SW W W
TRANSP WIND SPD.10 10 10 10 10 10 15 15 15 15 20 15
FORECASTER...GLINSKAS
REQUESTED BY...BRAD PASKEY
TYPE OF REQUEST...PRESCRIBED
.TAG 2624143.0/TFX
.DELDT 10/20/26
.FORMATTERVERSION 2.0.0
.EMAIL BRAD.PASKEY@USDA.GOV, TFX.OPS@NOAA.GOV
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