905  
FNUS75 KMSO 211227  
FWSMSO  
 
SPOT FORECAST FOR THAYER  
NATIONAL WEATHER SERVICE MISSOULA MT  
627 AM MDT THU AUG 21 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 MDT ON AUGUST 21.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
EXPECT WARMING AND DRYING CONDITIONS OVER THE NEXT  
FEW DAYS AS HIGH PRESSURE SETS IN OVER THE NORTHERN ROCKIES. WINDS  
BECOME NORTHERLY THIS EVENING, THEN EASTERLY OVERNIGHT AND ON  
FRIDAY.  
 
   
REST OF TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. HAZE.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....66-71.  
* MIN HUMIDITY........15-20 PERCENT.  
* WIND (20 FT)........SOUTHEAST 6-7 MPH SHIFTING TO THE WEST 7-9  
MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......2500 FT AGL INCREASING TO 8000 FT AGL.  
* MIXING WINDS........SOUTHWEST 10 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....45-50.  
* MAX HUMIDITY........48-53 PERCENT.  
* WIND (20 FT)........NORTH AROUND 9 MPH SHIFTING TO THE EAST 8-10  
MPH OVERNIGHT.  
* MIXING HEIGHT.......5000 FT AGL DECREASING TO LESS THAN 100 FT  
AGL EARLY IN THE EVENING.  
* MIXING WINDS........NORTH 10 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 

 
FORECASTER...MESSINA  
REQUESTED BY...VICTORIA CURTIS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2520353.0/MSO  
.DELDT 08/21/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MTDDC@FIRENET.GOV  
 
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