516  
FNUS75 KMSO 091458  
FWSMSO  
 
SPOT FORECAST FOR EAST RES F19  
NATIONAL WEATHER SERVICE MISSOULA MT  
858 AM MDT THU APR 9 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0945 MDT ON APRIL 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
WARM AND VERY DRY WITH INCREASING HIGH-LEVEL CLOUDS  
THROUGH THE FORECAST PERIOD. DRIEST AND WARMEST ON FRIDAY.  
OVERNIGHT WINDS DOWNSLOPE AND TERRAIN-DRIVEN.  
 
   
REST OF TODAY  
 
* SKY/WEATHER.........SUNNY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....62-67.  
* MIN HUMIDITY........13-18 PERCENT.  
* WIND (20 FT)........VARIABLE 1-3 MPH BECOMING WEST 2-5 MPH WITH  
GUSTS UP TO 15 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......NEAR 3500 FT AGL IN THE MORNING INCREASING  
TO 8000 FT AGL IN THE AFTERNOON.  
* MIXING WINDS........WEST 5 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
TONIGHT  
 
* SKY/WEATHER.........CLEAR.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....32-37.  
* MAX HUMIDITY........58-63 PERCENT.  
* WIND (20 FT)........VARIABLE/DOWNSLOPE 1-3 MPH.  
* MIXING HEIGHT.......DECREASING TO 1500 FT AGL OVERNIGHT.  
* MIXING WINDS........VARIABLE/NORTHEAST 5 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
FRIDAY  
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....68-73.  
* MIN HUMIDITY........10-15 PERCENT.  
* WIND (20 FT)........VARIABLE/SOUTHWEST 1-5 MPH WITH GUSTS UP TO  
10 MPH.  
* MIXING HEIGHT.......INCREASING TO 5500 FT AGL IN THE AFTERNOON.  
* MIXING WINDS........SOUTH 5 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 
 
FORECASTER...PARKER  
REQUESTED BY...PETER JACOBSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2609588.1/MSO  
.DELDT 04/09/26  
.FORMATTERVERSION 2.0.0  
.EMAIL PETER.A.JACOBSON@USDA.GOV  
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