602  
FNUS75 KTFX 150927  
FWSTFX  
 
SPOT FORECAST FOR GREEN TIMBER PILES...ROCKY MOUNTAIN RANGER DISTRICT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
327 AM MDT MON OCT 15 2018  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON OCTOBER 15.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
FAIR WEATHER PERSISTS THROUGH TUESDAY AS A HIGH PRESSURE RIDGE ALOFT  
BUILDS FROM THE WEST. A WEAK DISTURBANCE DIVES SOUTHWARD THROUGH THE AREA  
TODAY. THE COMBINATION OF THIS DISTURBANCE AND DAYTIME HEATING WILL CREATE  
BREEZY WESTERLY WINDS, ESPECIALLY THIS AFTERNOON. LIGHTER WINDS RETURN  
TONIGHT INTO TUESDAY.  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....46-51.  
MIN HUMIDITY........38-43 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 10 TO 15 MPH, GUSTING UP TO 20 MPH.  
MIXING HEIGHT.......0 FT AGL IN THE MORNING, INCREASING TO 1500 FT  
AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH, GUSTING UP TO 20 MPH.  
HAINES INDEX........2 VERY LOW.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....25-30.  
MAX HUMIDITY........70-75 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 7 TO 12 MPH.  
MIXING HEIGHT.......1500 FT AGL IN THE EARLY EVENING, DECREASING TO  
0 FT AGL BY MIDNIGHT.  
TRANSPORT WINDS.....WEST 7 TO 12 MPH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....52-57.  
MIN HUMIDITY........30-35 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......0 FT AGL IN THE MORNING, INCREASING TO 2000 FT  
AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
HAINES INDEX........3 VERY LOW.  
 

 
FORECASTER...JASZKA  
REQUESTED BY...RUSSELLS OWEN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1816802.0/TFX  
.DELDT 10/15/18  
.EMAIL ROWEN@FS.FED.US  
 
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