349
FNUS75 KBYZ 120854
FWSBYZ
SPOT FORECAST FOR LONESOMEWOOOD RX...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
254 AM MDT SAT SEP 12 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON SEPTEMBER 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
CONDITIONS LOOK TO BE BREEZY SUNDAY WITH ABOUT A 40% CHANCE FOR A GUST
TO AT LEAST 25 MPH. THE CHANCE FOR AT LEAST A TENTH OF AN INCH OF
PRECIPITATION IS ABOUT 5% FOR SUNDAY AND MONDAY. CHANCES SLIGHTLY
INCREASE FOR THE LATTER HALF OF NEXT WEEK WITH A POTENTIAL WEATHER
SYSTEM, BRINGING IT TO ABOUT 10-15% THURSDAY AND FRIDAY.
TODAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING MOSTLY CLOUDY. AREAS
OF FOG EARLY IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....68-72.
MIN HUMIDITY........24-28 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST 3 TO 8 MPH.
RIDGETOP...........SOUTHWEST AROUND 10 TO 20 MPH.
MIXING HEIGHT.......INCREASING TO 7000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH, THEN INCREASING
TO 15 TO 20 MPH IN THE AFTERNOON.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........40 54 49 35 26 34 33 35 50 44 55 70
WEATHER COV.....ARS ARS ARS
WEATHER TYPE....FOG FOG FOG
TSTM COV........
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............37 37 38 42 50 56 61 67 68 69 70 67
RH..............100 100 99 85 64 48 36 29 26 24 24 26
20 FT WIND DIR..W W W E SE SW SW SW SW SW SW SW
20 FT WIND SPD..3 3 2 2 2 3 6 8 8 8 6 6
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.4 PERCENT.
MIN TEMPERATURE.....40-44.
MAX HUMIDITY........69-73 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS UP TO 8 MPH BECOMING LIGHT.
RIDGETOP...........SOUTHWEST AROUND 20 MPH DECREASING TO 10 MPH
OVERNIGHT.
MIXING HEIGHT.......DECREASING TO 400 FT AGL OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST BECOMING EAST AROUND 5 TO 10 MPH.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........67 62 61 48 33 49 48 34 37 47 42 44
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............65 63 57 54 53 51 50 48 46 46 44 44
RH..............28 33 37 39 42 44 48 53 57 60 63 67
20 FT WIND DIR..SW SW SW SW SW SW SW NW N N N N
20 FT WIND SPD..6 6 5 4 3 4 4 3 4 4 4 5
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.2 PERCENT.
MAX TEMPERATURE.....63-67.
MIN HUMIDITY........23-27 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTH 5 TO 10 MPH WITH
GUSTS TO AROUND 16 MPH IN THE LATE MORNING AND
AFTERNOON.
RIDGETOP...........SOUTHWEST AROUND 20 TO 30 MPH.
MIXING HEIGHT.......INCREASING TO 7000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH INCREASING TO 30 MPH
IN THE AFTERNOON.
TIME (MDT) 6 AM 9 AM NOON 3 PM
SKY (%).........65 48 29 25
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CHC OF LTNG (%).0 0 0 0
TEMP............43 47 60 64
RH..............69 71 42 27
20 FT WIND......SE 4G8 S 6G10 S 7G13 SW 8G15
FORECAST DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS.
WIDESPREAD FROST IN THE MORNING. LOWS IN THE LOWER 30S. HIGHS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 8 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 60S.
LIGHT WINDS.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER 60S.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS AROUND 70.
FORECASTER...STETZER
REQUESTED BY...CHRIS ENRIQUEZ
TYPE OF REQUEST...PRESCRIBED
.TAG 2621360.4/BYZ
.DELDT 09/12/26
.FORMATTERVERSION 2.0.0
.EMAIL CHRISTIAN.ENRIQUEZ@USDA.GOV
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