082  
FNUS75 KMSO 092250  
FWSMSO  
 
SPOT FORECAST FOR WINDY ROCK  
NATIONAL WEATHER SERVICE MISSOULA MT  
450 PM MDT THU OCT 9 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON OCTOBER 10.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
FRIDAY WILL BE THE LAST WARM AND DRY DAY WITH  
SOUTHERLY WINDS. INCREASING CLOUDS DURING THE AFTERNOON WILL  
CHANGE TO PASSING SHOWERS OVERNIGHT. SATURDAY A MORE PERSISTENT  
LIGHT PRECIPITATION WILL DEVELOP.  
 
OVERNIGHT SATURDAY SNOW LEVELS DROP WITH STORM TOTAL PRECIPITATION  
EXPECTED BY MONDAY MORNING OF 0.26 TO 0.86 INCHES, SOME OF THAT  
WILL FALL AS WET SNOW AND 2 TO 7 INCHES IS POSSIBLE.  
   
FRIDAY  
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....63-68.  
* MIN HUMIDITY........28-33 PERCENT.  
* WIND (20 FT)........SOUTH 6-10 MPH WITH GUSTS TO 16 MPH.  
* MIXING HEIGHT.......2500 FT AGL INCREASING TO 5500 FT AGL LATE IN  
THE AFTERNOON.  
* MIXING WINDS........SOUTH 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
FRIDAY NIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF RAIN OVERNIGHT.  
* CWR (> 0.10 INCH)...10 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....42-47.  
* MAX HUMIDITY........72-77 PERCENT.  
* WIND (20 FT)........SOUTH 6-9 MPH.  
* MIXING HEIGHT.......LESS THAN 100 FT AGL.  
* MIXING WINDS........SOUTHWEST 10 MPH.  
* PRECIP AMOUNT.......0.01-0.05 INCHES.  
   
SATURDAY  
 
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN.  
* CWR (> 0.10 INCH)...70 PERCENT.  
* CHANCE LIGHTNING....UP TO 10 PERCENT.  
* MAX TEMPERATURE.....48-53.  
* MIN HUMIDITY........64-69 PERCENT.  
* WIND (20 FT)........WEST 7-10 MPH WITH GUSTS TO 18 MPH.  
* MIXING HEIGHT.......2500 FT AGL.  
* MIXING WINDS........WEST 10 MPH.  
* PRECIP AMOUNT.......0.09-0.18 INCHES.  
 
 
FORECASTER...BEC  
REQUESTED BY...DAKOTA CROWE  
TYPE OF REQUEST...WILDFIRE  
.TAG 2523272.0/MSO  
.DELDT 10/09/25  
.FORMATTERVERSION 2.0.0  
.EMAIL NIKOLAS.RUSSELL@MT.GOV  
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