330
FNUS75 KBYZ 152111
FWSBYZ
SPOT FORECAST FOR WEST HORN...BIA
NATIONAL WEATHER SERVICE BILLINGS MT
311 PM MDT WED JUL 15 2026
FORECAST IS BASED ON FORECAST START TIME OF 1500 MDT ON JULY 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
SHOWERS AND THUNDERSTORMS BRING THE POTENTIAL FOR STRONG WIND
GUSTS AND HEAVY RAIN THIS EVENING, THOUGH THE CHANCE FOR
PRECIPITATION REMAINS LOW (30%). THE BEST CHANCE FOR THUNDERSTORMS
IS IN THE 6-9 PM TIMEFRAME. ONCE ANY POTENTIAL THUNDERSTORMS PASS,
A QUIET OVERNIGHT IS EXPECTED. TORGERSON
REST OF TODAY
SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.4 PERCENT.
MAX TEMPERATURE.....88-92.
MIN HUMIDITY........45-49 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY........NORTH WINDS 5 TO 8 MPH GUSTING TO 12 MPH.
RIDGETOP............NORTHEAST AROUND 12 MPH.
MIXING HEIGHT.......INCREASING TO 6400 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 9 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING.
CWR.................18 PERCENT.
CHANCE OF LIGHTNING.20 PERCENT.
MIN TEMPERATURE.....64-68.
MAX HUMIDITY........71-75 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH GUSTING TO 15 MPH IN THE
EVENING BECOMING LIGHT OVERNIGHT. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE EVENING.
RIDGETOP...........NORTHWEST AROUND 15 MPH.
MIXING HEIGHT.......DECREASING TO 500 FT AGL OVERNIGHT.
TRANSPORT WINDS.....NORTH AROUND 15 MPH BECOMING LIGHT OVERNIGHT.
FORECASTER...TORGERSON
REQUESTED BY...JUNE LIMBERHAND
TYPE OF REQUEST...WILDFIRE
.TAG 2617424.0/BYZ
.DELDT 07/15/26
.FORMATTERVERSION 2.0.0
.EMAIL JUNE.LIMBERHAND@BIA.GOV
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