578  
FNUS75 KMSO 310317  
FWSMSO  
 
SPOT FORECAST FOR DEER CREEK  
NATIONAL WEATHER SERVICE MISSOULA MT  
917 PM MDT SUN AUG 30 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON AUGUST 31.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
RIDGE OF HIGH PRESSURE REBUILDING INTO THE REGION  
BRINGING INCREASINGLY WARM, DRY, AND STABLE CONDITIONS. POOR  
OVERNIGHT RECOVERY EXPECTED UP OFF THE VALLEY FLOOR MONDAY NIGHT  
INTO TUESDAY MORNING. LIGHT SOUTHERLY WINDS IN THE AFTERNOON  
HOURS. WIDESPREAD PRECIPITATION CHANCES INCREASING BY WEDNESDAY.  
   
MONDAY  
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....76-81.  
* MIN HUMIDITY........21-26 PERCENT.  
* WIND (20 FT)........VARIABLE/SOUTH 1-3 MPH IN THE MORNING  
BECOMING SOUTHWEST 2-5 MPH WITH GUSTS TO 10 MPH IN THE AFTERNOON.  
 
   
MONDAY NIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....46-51.  
* MAX HUMIDITY........40-45 PERCENT.  
* WIND (20 FT)........BECOMING VARIABLE/EAST 1-4 MPH OVERNIGHT.  
   
TUESDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....83-88.  
* MIN HUMIDITY........16-21 PERCENT.  
* WIND (20 FT)........VARIABLE 1-4 MPH IN THE MORNING BECOMING  
SOUTH 2-6 MPH WITH GUSTS UP TO 15 MPH IN THE AFTERNOON.  
 
 
 
FORECASTER...PARKER  
REQUESTED BY...DOUGLAS BERTELSEN  
TYPE OF REQUEST...WILDFIRE  
.TAG 2620953.0/MSO  
.DELDT 08/31/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DOUGLAS.BERTELSEN@USDA.GOV  
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