407
FNUS75 KBYZ 221401
FWSBYZ
SPOT FORECAST FOR MARCH...WFS
NATIONAL WEATHER SERVICE BILLINGS MT
801 AM MDT SUN MAR 22 2026
FORECAST IS BASED ON FORECAST START TIME OF 0800 MDT ON MARCH 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
WARM AND DRY CONDITIONS ARE FORECAST FOR THE SITE THROUGH MONDAY.
TEMPERATURES WILL BE ABOVE NORMAL BUT MUCH COOLER THAN THE PAST
FEW DAYS, HIGHS IN THE MID-UPPER 50SF TODAY AND 60SF ON MONDAY.
LOOK FOR WINDS TO INCREASE OUT OF THE WEST THIS AFTERNOON, WITH
GUSTS INTO THE 20S MPH. WINDS WILL DIMINISH AND BECOME
SOUTHEASTERLY TONIGHT, BEFORE SHIFTING TO THE NORTHEAST ON MONDAY.
EXPECT MINIMUM RELATIVE HUMIDITY VALUES TO BE LOW THROUGH MONDAY.
OVERNIGHT RELATIVE HUMIDITY RECOVERIES LOOK TO BE MODERATE
TONIGHT. EXPECT MODERATE MIXING EACH DAY AS WELL.
TODAY
SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....55-59.
MIN HUMIDITY........15-21 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS IN THE MORNING, BECOMING WEST
8 TO 15 MPH WITH GUSTS TO 25 MPH IN THE AFTERNOON.
RIDGETOP...........WEST AROUND 5 MPH IN THE MORNING, BECOMING 10 TO 15
MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON.
MIXING HEIGHT.......INCREASING TO 7000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 10 MPH, INCREASING TO 25 MPH IN
THE AFTERNOON.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....34-38.
MAX HUMIDITY........53-59 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS 5 TO 9 MPH SHIFTING TO THE
SOUTHEAST OVERNIGHT.
RIDGETOP...........NORTHEAST 5 TO 10 MPH BECOMING SOUTHEAST AROUND
10 MPH OVERNIGHT.
MIXING HEIGHT.......DECREASING TO 500 FT AGL OVERNIGHT.
TRANSPORT WINDS.....SOUTHEAST AROUND 9 MPH.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....62-66.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 9 MPH SHIFTING TO THE
NORTHEAST IN THE AFTERNOON.
RIDGETOP...........SOUTHEAST UP TO 10 MPH, SHIFTING TO THE NORTHEAST
IN THE AFTERNOON.
MIXING HEIGHT.......INCREASING TO 5000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....EAST AROUND 9 MPH.
FORECASTER...MATOS
REQUESTED BY...MICHELLE DAUENHAUER
TYPE OF REQUEST...WILDFIRE
.TAG 2607054.1/BYZ
.DELDT 03/22/26
.FORMATTERVERSION 2.0.0
.EMAIL MTMCC@FIRENET.GOV
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