611
FNUS75 KBYZ 011248
FWSBYZ
SPOT FORECAST FOR SMITH CREEK PILES...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
548 AM MST MON DEC 1 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 MST ON DECEMBER 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
WINDY CONDITIONS WILL IMPACT THE BURN SITE TODAY INTO TUESDAY
WITH GUSTS UP AROUND 35 MPH OUT OF THE WEST TO SOUTHWEST. THE
STRONGEST GUSTS ARE CURRENTLY FORECAST TO OCCUR THIS AFTERNOON
INTO TONIGHT BEFORE DECREASING TUESDAY. ALONG WITH THE WIND, SNOW
IS LIKELY TO FALL AT THE BURN SITE LATE THIS EVENING INTO TUESDAY.
DURING THIS TIME, GENERALLY UP TO 6 INCHES OF SNOW IS FORECAST,
WITH THERE BEING A 30 PERCENT CHANCE OF SEEING 8 INCHES OF SNOW.
OTHERWISE, TEMPERATURES LOOK TO REMAIN RELATIVELY CONSTANT IN THE
LOW TO MID 20S TODAY THROUGH TUESDAY. ARENDS
TODAY
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....22-26.
MIN HUMIDITY........56-60 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST 8 TO 15 MPH WITH GUSTS UP TO 30 MPH
MAINLY IN THE AFTERNOON.
RIDGETOP...........WEST AROUND 30 MPH INCREASING TO AROUND 40 MPH
LATE IN THE AFTERNOON.
MIXING HEIGHT.......INCREASING TO 1600 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 15 TO 30 MPH INCREASING TO 35 MPH IN
THE AFTERNOON.
TIME (MST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........73 60 58 53 42 50 65 73 75 91
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............10 13 16 18 21 23 24 24 23 22
RH..............77 76 71 66 63 60 58 58 62 65
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..9 9 9 9 10 12 13 15 15 15
20 FT WIND GUST.16 17 18 18 20 25 27 30 30 30
TONIGHT
SKY/WEATHER.........CLOUDY. CHANCE OF SNOW IN THE EVENING, THEN
SNOW OVERNIGHT.
CWR.................75 PERCENT.
MIN TEMPERATURE.....20-24.
MAX HUMIDITY........94-98 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST 8 TO 15 MPH WITH GUSTS AROUND 30
TO 35 MPH DECREASING TO 25 MPH AFTER MIDNIGHT.
RIDGETOP...........WEST 30 TO 40 MPH.
MIXING HEIGHT.......DECREASING TO 400 FT AGL OVERNIGHT.
TRANSPORT WINDS.....WEST 20 TO 35 MPH.
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........93 94 95 93 91 86 93 95 93 95 90 93
WEATHER COV.....SCH CHC CHC CHC CHC SCH SCH SCH CHC CHC CHC DEF
WEATHER TYPE....SN SN SN SN SN SN SN SN SN SN SN SN
TSTM COV........
TEMP............22 22 22 22 22 21 21 21 22 23 23 23
RH..............70 74 77 80 89 91 93 95 95 95 95 95
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..15 15 15 15 14 13 12 12 11 11 11 11
20 FT WIND GUST.30 30 32 32 29 28 26 26 25 25 23 23
TUESDAY
SKY/WEATHER.........CLOUDY. SNOW, THEN CHANCE OF SNOW LATE IN THE
AFTERNOON.
CWR.................80 PERCENT.
MAX TEMPERATURE.....24-28.
MIN HUMIDITY........80-84 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST 6 TO 12 MPH. GUSTS UP TO 25 MPH IN THE
MORNING DECREASING TO 20 MPH IN THE AFTERNOON.
RIDGETOP...........NORTHWEST AROUND 30 MPH DECREASING TO 20 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......INCREASING TO 2000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 15 TO 25 MPH DECREASING TO 15 MPH LATE
IN THE AFTERNOON.
TIME (MST) 6 AM 9 AM NOON 3 PM
SKY (%).........94 89 91 94
WEATHER COV.....DEFNTE DEFNTE DEFNTE DEFNTE
WEATHER TYPE....SNOW SNOW SNOW SNOW
TSTM COV........
TEMP............23 25 26 25
RH..............88 93 100 93
20 FT WIND......SW 11G23 W 10G22 W 10G20 W 9G18
FORECASTER...ARENDS
REQUESTED BY...GREG OYLER
TYPE OF REQUEST...PRESCRIBED
.TAG 2526632.0/BYZ
.DELDT 12/01/25
.FORMATTERVERSION 2.0.0
.EMAIL GREGORY.OYLER@USDA.GOV
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