287  
FNUS75 KMSO 091111  
FWSMSO  
 
SPOT FORECAST FOR ISLAND CREEK FIRE  
NATIONAL WEATHER SERVICE MISSOULA MT  
511 AM MDT THU OCT 9 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1000 PDT ON OCTOBER 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
SOUTH-SOUTHEAST WINDS WILL CONTINUE THROUGH TODAY  
INTO TONIGHT. SHOWERS RETURN FRIDAY LATE-AFTERNOON AND EVENING,  
BECOMING WIDESPREAD FRIDAY NIGHT AS A PACIFIC STORM SYSTEM MOVES  
THROUGH. CONFIDENCE IS HIGH FOR WETTING RAINS, WITH LOW END STORM  
TOTAL PRECIPITATION OF 0.65 INCHES, MOST LIKELY PRECIPITATION NEAR  
0.90 INCHES, AND HIGH END PRECIPITATION PROJECTIONS NEAR 1.25  
INCHES OVER 72-HRS, ENDING MONDAY. SNOW LEVELS WILL FALL TO  
4,500-5,000 FEET BY EARLY SUNDAY MORNING.  
   
REST OF TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....65-70.  
* MIN HUMIDITY........23-28 PERCENT.  
* WIND (20 FT)........SOUTHEAST 5-7 MPH WITH GUSTS OF 10-15 MPH ON  
MIDSLOPES AND RIDGETOPS.  
* MIXING HEIGHT.......3500 FT AGL INCREASING TO 6000 FT AGL LATE IN  
THE AFTERNOON.  
* MIXING WINDS........SOUTH 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....43-48.  
* MAX HUMIDITY........52-57 PERCENT.  
* WIND (20 FT)........SOUTH-SOUTHEAST 6-10 MPH WITH GUSTS OF 12-18  
MPH.  
* MIXING HEIGHT.......LESS THAN 100 FT AGL.  
* MIXING WINDS........SOUTHEAST 10 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
FRIDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE  
AFTERNOON.  
* CWR (> 0.10 INCH)...10 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....65-70.  
* MIN HUMIDITY........32-37 PERCENT.  
* WIND (20 FT)........SOUTH 6-10 MPH WITH GUSTS OF 10-15 MPH.  
* MIXING HEIGHT.......2500 FT AGL INCREASING TO 5500 FT.  
* MIXING WINDS........SOUTH 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 

 
FORECASTER...LUKINBEAL  
REQUESTED BY...XAVIER FRANK  
TYPE OF REQUEST...WILDFIRE  
.TAG 2523138.2/MSO  
.DELDT 10/09/25  
.FORMATTERVERSION 2.0.0  
.EMAIL XAVIE.C.FRANK@GMAIL.COM,XAVIER.FRANK@USDA.GOV  
 
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