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FNUS75 KTFX 071710
FWSTFX
SPOT FORECAST FOR UPPER SHEEP UNIT 10...USFS
NATIONAL WEATHER SERVICE GREAT FALLS MT
1110 AM MDT WED MAY 7 2025
FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON MAY 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
RECENT MOISTURE WILL KEEP HUMIDITY SOMEWHAT ELEVATED TODAY WITH
DRYING EXPECTED OVER THE NEXT SEVERAL DAYS. 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.....59-64.
MIN HUMIDITY........35-40 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS 15-20 MPH.
GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......5500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING.
CWR.................5 PERCENT.
CHANCE OF THUNDER...15 PERCENT.
MIN TEMPERATURE.....37-42.
MAX HUMIDITY........69-74 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH IN THE EVENING BECOMING
LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS IN THE EVENING.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
THURSDAY
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON.
CWR.................5 PERCENT.
CHANCE OF THUNDER...15 PERCENT.
MAX TEMPERATURE.....61-66.
MIN HUMIDITY........33-38 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS UP TO 10 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE
AFTERNOON.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
FORECASTER...HOENISCH
REQUESTED BY...EVAN HAUGAN
TYPE OF REQUEST...PRESCRIBED
.TAG 2513390.0/TFX
.DELDT 05/07/25
.FORMATTERVERSION 2.0.0
.EMAIL EVAN.HAUGAN@USDA.GOV
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