534
FNUS75 KTFX 071609
FWSTFX
SPOT FORECAST FOR BLANKENSHIP 141...USFS
NATIONAL WEATHER SERVICE GREAT FALLS MT
1009 AM MDT WED MAY 7 2025
FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON MAY 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
RECENT PRECIPITATION AND LINGERING PATCHY SNOW IS LIKELY KEEP
HUMIDITY ELEVATED FROM PREVIOUS FORECASTS FOR TODAY. A SOUTHWEST
FLOW ALOFT AROUND UPPER LEVEL HIGH PRESSURE WILL MAINTAIN MAINLY
DRY CONDITIONS WITH WARMER TEMPERATURES TODAY. MAINLY CLEAR SKIES
EARLY TODAY WILL GIVE WAY TO AFTERNOON CUMULUS DEVELOPMENT WITH AN
ISOLATED SHOWER OR THUNDERSTORM POSSIBLE LATER THIS AFTERNOON
INTO EARLY THIS EVENING. ADDITIONAL WARMING AND DRYING IS EXPECTED
THURSDAY.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT). AN ISOLATED LATE AFTERNOON
SHOWER OR THUNDERSTORM POSSIBLE.
CWR.................5 PERCENT.
CHANCE OF THUNDER...15 PERCENT.
MAX TEMPERATURE.....67-72.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH. GUSTS TO AROUND 15 MPH WITH
ERRATIC WINDS POSSIBLE NEAR LATE AFTERNOON SHOWERS.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
TIME (MDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........5 7 5 5 4 3 5 7
WEATHER COV..... SCH SCH
WEATHER TYPE.... RW RW
TSTM COV........ SCH SCH
CWR.............0 0 10 10 10 10 10 10
CHC OF THDR (%).0 0 0 0 0 0 20 20
TEMP............57 59 62 64 65 67 67 67
RH..............42 40 38 35 33 32 30 30
20 FT WIND DIR..SW SW SW SW SW SW SW SW
20 FT WIND SPD..5 5 5 5 5 5 5 5
20 FT WIND GUST.15 15 15 15 15 15 15 15
MIX HGT (KFT)...2.5 3.5 4.5 5.0 6.0 6.5 7.0 7.0
TRANSP WIND DIR.SW W W W W W W W
TRANSP WIND SPD.15 15 20 15 15 15 15 15
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). AN ISOLATED SHOWER
OR THUNDERSTORM POSSIBLE EARLY IN THE EVENING.
CWR.................5 PERCENT.
CHANCE OF THUNDER...15 PERCENT.
MIN TEMPERATURE.....43-48.
MAX HUMIDITY........55-60 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5-10 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........8 10 12 12 11 12 10 10 8 15 26 26
WEATHER COV.....SCH SCH SCH
WEATHER TYPE....RW RW RW
TSTM COV........SCH SCH SCH
CWR.............10 10 10 10 10 10 0 0 0 0 0 0
CHC OF THDR (%).20 20 20 0 0 0 0 0 0 0 0 0
TEMP............68 66 63 56 54 52 50 49 49 47 47 47
RH..............30 32 37 45 47 50 52 53 54 55 55 56
20 FT WIND DIR..SW SW S S S S S S S S S S
20 FT WIND SPD..5 5 5 5 5 5 5 5 5 5 5 5
20 FT WIND GUST.15 10 10 10 10 10 10 10 10 10 10 10
MIX HGT (KFT)...5.0 3.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
TRANSP WIND DIR.SW SW SW S S S S SW S SW S S
TRANSP WIND SPD.15 10 10 10 10 15 10 10 10 15 10 10
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CWR.................5 PERCENT.
CHANCE OF THUNDER...15 PERCENT.
MAX TEMPERATURE.....67-72.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH SHIFTING TO THE WEST
IN THE LATE MORNING AND AFTERNOON WITH GUSTS
15 TO 20 MPH. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......9000 FT AGL.
TRANSPORT WINDS.....WEST 15 TO 20 MPH INCREASING TO 20 TO 25 MPH
LATE IN THE AFTERNOON.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........36 52 64 41 62 43 48 48 48 48 48 48
WEATHER COV..... SCH SCH SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH SCH SCH SCH
CWR.............0 0 0 0 0 0 10 10 10 10 10 10
CHC OF THDR (%).0 0 0 0 0 0 20 20 20 20 20 20
TEMP............46 48 51 57 61 63 66 67 68 69 69 68
RH..............57 54 51 44 38 35 32 30 28 27 25 25
20 FT WIND DIR..S S SW SW W W W W W W W W
20 FT WIND SPD..5 5 5 5 5 10 10 10 10 10 10 10
20 FT WIND GUST.10 10 10 15 15 15 20 20 20 20 20 20
MIX HGT (KFT)...1.0 1.0 1.5 4.0 4.5 5.5 7.0 8.0 8.5 9.0 8.5 7.5
TRANSP WIND DIR.SW SW W W W W W W W W W W
TRANSP WIND SPD.15 15 15 15 15 20 20 20 25 25 20 20
FORECASTER...HOENISCH
REQUESTED BY...EVAN HAUGAN
TYPE OF REQUEST...PRESCRIBED
.TAG 2513382.0/TFX
.DELDT 05/07/25
.FORMATTERVERSION 2.0.0
.EMAIL EVAN.HAUGAN@USDA.GOV
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