161  
FNUS75 KBYZ 111359  
FWSBYZ  
 
SPOT FORECAST FOR HARDING PEAK...USWFS  
NATIONAL WEATHER SERVICE BILLINGS MT  
759 AM MDT SAT JUL 11 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0800 MDT ON JULY 11.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
 
...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH  
SUNDAY EVENING...  
   
DISCUSSION  
 
CONDITIONS WILL BE VERY HOT AND DRY OVER THE NEXT COUPLE DAYS. THERE  
IS A VERY SMALL CHANCE FOR A SHOWER (LIKELY VIRGA) MID DAY TODAY TO  
PRODUCE GUSTY WINDS IN THE 30S (MPH). A LOW LEVEL JET THIS EVENING  
HAS ABOUT A 40% CHANCE TO BRING SOUTHERLY WINDS UP TO 30 MPH DOWN THE  
SURFACE THIS EVENING. CONFIDENCE IS HIGH FOR GUSTS TO 30 MPH SUNDAY  
AFTERNOON.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.2 PERCENT.  
MAX TEMPERATURE.....94-98.  
MIN HUMIDITY........14-18 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 6 TO 13 MPH WITH GUSTS TO AROUND 20  
MPH.  
RIDGETOP...........SOUTH AROUND 15 MPH.  
MIXING HEIGHT.......INCREASING TO 14000 FT AGL IN THE AFTERNOON IN  
THE AFTERNOON.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.1 PERCENT.  
MIN TEMPERATURE.....64-68.  
MAX HUMIDITY........49-53 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 12 MPH WITH GUSTS TO AROUND 19  
MPH.  
RIDGETOP...........SOUTH BECOMING SOUTHWEST AROUND 15 TO 20 MPH.  
MIXING HEIGHT.......DECREASING TO 400 FT AGL OVERNIGHT.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....98-102.  
MIN HUMIDITY........14-18 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHEAST WINDS 8 TO 16 MPH. GUSTS UP TO 30 MPH  
IN THE AFTERNOON.  
RIDGETOP...........SOUTHWEST BECOMING SOUTHEAST AROUND AROUND 10  
TO 15 MPH.  
MIXING HEIGHT.......INCREASING TO 11000 FT AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH INCREASING TO 20 MPH MID  
AFTERNOON.  
 
 
FORECASTER...STETZER  
REQUESTED BY...RACHEL  
TYPE OF REQUEST...WILDFIRE  
.TAG 2617210.0/BYZ  
.DELDT 07/11/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MTMCC@FIRENET.GOV  
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