726  
FNUS75 KBYZ 092201  
FWSBYZ  
 
SPOT FORECAST FOR HARRIS...BLM  
NATIONAL WEATHER SERVICE BILLINGS MT  
401 PM MDT SUN AUG 9 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1800 MDT ON AUGUST 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION
 
 
DRY/WARM CONDITIONS W/ NORTHERLY WINDS WILL PREVAIL AT THE FIRE  
SITE TONIGHT THROUGH MONDAY. WINDS WILL NOT BE STRONG BUT COULD  
GUST NEAR 20 MPH TOMORROW AFTERNOON. SMOKE WILL CONTINUE TO  
PRODUCE HAZY SKIES AND SOMEWHAT REDUCED SURFACE VISIBILITY.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR WITH VARIABLE HIGH CLOUDS.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....59-63.  
MAX HUMIDITY........56-60 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTH 5-10 MPH DECREASING TO 3-6 MPH.  
RIDGETOP...........NORTH TO NORTHEAST 10-15 MPH BECOMING EAST  
5-10 MPH OVERNIGHT.  
MIXING HEIGHT.......DECREASING TO 500 FT AGL OVERNIGHT.  
TRANSPORT WINDS.....NORTHEAST 8 MPH.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....90-94.  
MIN HUMIDITY........15-19 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTH 6-12 MPH. GUSTS UP TO 18 MPH IN THE  
AFTERNOON.  
RIDGETOP...........NORTHEAST 5-10 MPH BECOMING NORTH 10-20 MPH.  
MIXING HEIGHT.......INCREASING TO 10000 FT AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....NORTHWEST 13 MPH.  
 

 
FORECASTER...LESTER  
REQUESTED BY...HANNAH  
TYPE OF REQUEST...WILDFIRE  
.TAG 2619322.0/BYZ  
.DELDT 08/09/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MTMCC@FIRENET.GOV  
 
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