429
FNUS75 KBYZ 040729
FWSBYZ
SPOT FORECAST FOR LUMIN WILDFIRE...US FOREST SERVICE
NATIONAL WEATHER SERVICE BILLINGS MT
129 AM MDT TUE AUG 4 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON AUGUST 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
SUNNY, COOL, AND DRY TODAY WITH MINRH VALUES IN THE MID 20%
RANGE. NORTHEAST WINDS WILL GUST UP TO 17 MPH IN THE AFTERNOON.
THERE IS A VERY SLIGHT CHANCE FOR A LIGHT SHOWER/THUNDERSTORM THIS
EVENING, BUT WETTING RAIN CHANCES REMAIN EXCEEDINGLY LOW. GIVEN
THE DRY ATMOSPHERE BE ALERT FOR GUSTY WINDS NEAR SHOWERS/VIRGA.
EASTERLY WINDS IN THE EVENING WILL BECOME LIGHT OVERNIGHT.
WEDNESDAY WILL BE SUNNY, WARMER, AND DRY. WINDS WILL SHIFT TO THE
NORTHWEST IN THE AFTERNOON WITH GUSTS UNDER 20 MPH. MINRH VALUES DROP
INTO THE TEENS IN THE AFTERNOON. CHAMBERS
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....72-77.
MIN HUMIDITY........23-28 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS 3 TO 9 MPH WITH AFTERNOON
GUSTS TO 17 MPH.
RIDGETOP...........NORTHEAST AROUND 7 MPH.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 6 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
CWR.................5 PERCENT.
CHANCE OF LIGHTNING.5 PERCENT.
MIN TEMPERATURE.....48-53.
MAX HUMIDITY........64-70 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......EAST WINDS 5 TO 10 MPH WITH GUSTS TO 18 MPH,
BECOMING LIGHT AND VARIABLE OVERNIGHT. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
IN THE EVENING.
RIDGETOP...........EAST AROUND 7 MPH.
MIXING HEIGHT.......700 FT AGL.
TRANSPORT WINDS.....EAST AROUND 12 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....81-86.
MIN HUMIDITY........14-19 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS, BECOMING NORTHWEST 5 TO 10 MPH
WITH GUSTS TO 19 MPH IN THE AFTERNOON.
RIDGETOP...........NORTHWEST AROUND 8 MPH.
MIXING HEIGHT.......10100 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 12 MPH.
FORECASTER...CHAMBERS
REQUESTED BY...JON WARDER
TYPE OF REQUEST...WILDFIRE
.TAG 2618765.6/BYZ
.DELDT 08/04/26
.FORMATTERVERSION 2.0.0
.EMAIL FLINT_CHENEY@FIRENET.GOV,CTHOMAS@SHERIDANCOUNTYWY.GOV,JOSHMCKINLEY53@GMAIL.COM,JONATHAN.WARDER@USDA.GOV,WYCPC@FIRENET.GOV,KHILLARDUSFS@GMAIL.COM
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