649  
FNUS75 KMSO 201733  
FWSMSO  
 
SPOT FORECAST FOR ELK TRACK FIRE  
NATIONAL WEATHER SERVICE MISSOULA MT  
1133 AM MDT WED AUG 20 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1200 MDT ON AUGUST 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
A DRY COLD FRONT MOVING THROUGH THE AREA TODAY WILL  
PRODUCE SOME BREEZY WEST TO NORTHWEST WINDS THIS AFTERNOON AND  
EARLY EVENING. RHS WILL NOT BE AS DRY AS EXPERIENCED ON TUESDAY,  
BUT STILL EXPECTING A PERIOD OF ELEVATED FIRE WEATHER CONDITIONS.  
THUNDERSTORMS ARE NOT COMPLETELY OUT OF THE REALM OF POSSIBILITY  
TODAY, BUT MUCH LESS LIKELY THAN YESTERDAY. IF A STORM DOES  
DEVELOP, IT WILL MOST LIKELY BE BETWEEN 1500 AND 1900 MDT.  
THURSDAY WILL SEE MUCH LESS WIND, BUT DRY AIR IN PLACE WILL KEEP  
RHS LOW. A SHIFT TO NORTHEAST WINDS IS POSSIBLE THURSDAY NIGHT.  
   
REST OF TODAY  
 
* SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY THIS  
AFTERNOON. HAZE. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON.  
* CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
* CHANCE LIGHTNING....15 PERCENT.  
* MAX TEMPERATURE.....66-71.  
* MIN HUMIDITY........24-29 PERCENT.  
* WIND (20 FT)........WEST-NORTHWEST 8-14 MPH. GUSTS TO NEAR 25  
MPH IN THE AFTERNOON.  
* PRECIP AMOUNT.......0.01 INCHES.  
   
TONIGHT  
 
* SKY/WEATHER.........CLEAR. HAZE.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....47-52.  
* MAX HUMIDITY........60-65 PERCENT.  
* WIND (20 FT)........NORTHWEST 5-14 MPH WITH GUSTS TO 20 MPH IN  
THE EVENING. BECOMING VARIABLE 2-5 MPH AFTER SUNSET.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
THURSDAY  
 
* SKY/WEATHER.........SUNNY. HAZE.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....67-72.  
* MIN HUMIDITY........20-25 PERCENT.  
* WIND (20 FT)........NORTHEAST AROUND 5 MPH SHIFTING TO THE NORTH  
5-10 MPH IN THE AFTERNOON.  
* PRECIP AMOUNT.......0.00 INCHES.  
 
 
FORECASTER...JENNK  
REQUESTED BY...SCOTT MANN- IA DISPATCH  
TYPE OF REQUEST...WILDFIRE  
.TAG 2520323.0/MSO  
.DELDT 08/20/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MTBRC@FIRENET.GOV  
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