745  
FNUS75 KBYZ 260814  
FWSBYZ  
 
SPOT FORECAST FOR PINE COULEE FIRE...MONTANA DNRC-SLO  
NATIONAL WEATHER SERVICE BILLINGS MT  
214 AM MDT WED AUG 26 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0900 MDT ON AUGUST 26.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
LOOK FOR VARIABLE CLOUDINESS OVER THE FIRE SITE TODAY, INCREASING  
TOWARD EVENING. THERE IS A SLIGHT CHANCE OF A SHOWER OR  
THUNDERSHOWER AFTER 4 PM. WINDS WILL BE LIGHT, MAINLY  
SOUTHERLY TODAY. A FEW SHOWERS AND MAYBE A THUNDERSHOWER DRIFT  
NEAR THE FIRE THIS EVENING. RH RECOVERY TONIGHT IS NOT EXPECTED TO  
BE VERY GOOD...REMAINING BELOW 50%. FOR THURSDAY, LOOK FOR WARMER  
TEMPS AND MINIMUM RH A LITTLE LOWER THAN TODAY. THERE IS A LITTLE  
HIGHER RISK OF SHOWERS/STORMS LATE THURSDAY INTO THE EVENING AS A  
DISTURBANCE MOVES ACROSS THE REGION. BT  
   
TODAY  
 
SKY/WEATHER.........PARTLY SUNNY. SLIGHT CHANCE OF SHOWER OR THUNDERSTORM AFTER 4 PM.  
CWR.................9 PERCENT.  
CHANCE OF LIGHTNING.14 PERCENT.  
MAX TEMPERATURE.....81-85.  
MIN HUMIDITY........23-29 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS THIS MORNING, MAINLY FROM SOUTH UNDER 10 MPH. TURNING  
SOUTHEAST IN AFTERNOON WITH A FEW GUSTS TO 12-16 MPH. GUSTY ERRATIC  
WIND NEAR SHOWERS.  
RIDGETOP...........SOUTHWEST AROUND 5-10 MPH.  
MIXING HEIGHT.......1300 FT AGL EARLY IN THE MORNING INCREASING TO  
9300 FT AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST AROUND 8 MPH.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
CHANCE OF SHOWERS OR AN ISOLATED THUNDERSHOWER IN THE EVENING.  
CWR.................6 PERCENT.  
CHANCE OF LIGHTNING.18 PERCENT.  
MIN TEMPERATURE.....60-64.  
MAX HUMIDITY........40-44 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST UP TO 5-10 MPH  
OVERNIGHT. GUSTY ERRATIC WIND NEAR SHOWERS.  
RIDGETOP...........WEST AROUND 10 MPH.  
MIXING HEIGHT.......5200 FT AGL EARLY IN THE EVENING DECREASING TO  
400 FT AGL OVERNIGHT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 9 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. CHANCE OF SHOWERS/THUNDERSTORMS IN THE  
AFTERNOON AFTER ABOUT 5 PM.  
CWR.................8 PERCENT.  
CHANCE OF LIGHTNING.23 PERCENT.  
MAX TEMPERATURE.....85-89.  
MIN HUMIDITY........19-23 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH/SOUTHWEST WINDS 7 TO 12 MPH WITH A FEW GUSTS IN  
AFTERNOON 15-20 MPH. GUSTY ERRATIC NEAR SHOWERS.  
RIDGETOP...........WEST AROUND 13-18 MPH.  
MIXING HEIGHT.......400 FT AGL EARLY IN THE MORNING INCREASING TO  
9700 FT AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
 
 
FORECASTER...TESAR  
REQUESTED BY...CRAIG RISKE  
TYPE OF REQUEST...WILDFIRE  
.TAG 2620570.0/BYZ  
.DELDT 08/26/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RISKECA@GMAIL.COM  
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