290  
FNUS75 KMSO 121721  
FWSMSO  
 
SPOT FORECAST FOR EAST FORK 1  
NATIONAL WEATHER SERVICE MISSOULA MT  
1121 AM MDT THU MAR 12 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 MDT ON MARCH 16.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
..HIGH WIND WARNING IN EFFECT UNTIL 6 PM MDT THIS EVENING
 
 
   
DISCUSSION
 
THE REGION WILL BE UNDER NORTHWESTERLY FLOW ALOFT ON  
MONDAY WITH SOME LINGER SHOWERS AROUND THE FIRE AREA. THEN A RIDGE  
OF HIGH PRESSURE IS ANTICIPATED TO BUILD OVER THE AREA THROUGH MID  
WEEK LEADING TO A WARMING AND DRYING TREND. EVEN THOUGH IT WILL BE  
WARMING, GUSTY WESTERLY WILL CONTINUE TO BE AN ISSUE.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE  
MORNING.  
* CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....47-52.  
* MIN HUMIDITY........45-50 PERCENT.  
* WIND (20 FT)........SOUTHWEST 10-20 MPH.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 4500 FT AGL IN THE  
AFTERNOON.  
* MIXING WINDS........SOUTHWEST 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....36-41.  
* MAX HUMIDITY........62-67 PERCENT.  
* WIND (20 FT)........SOUTHWEST 12-18 MPH. GUSTS UP TO 30 MPH IN  
THE EVENING.  
* MIXING HEIGHT.......2500 FT AGL DECREASING TO 500 FT AGL IN THE  
LATE EVENING AND OVERNIGHT.  
* MIXING WINDS........SOUTHWEST 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
TUESDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....60-65.  
* MIN HUMIDITY........23-28 PERCENT.  
* WIND (20 FT)........SOUTHWEST 10-18 MPH.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 5500 FT AGL IN THE  
AFTERNOON.  
* MIXING WINDS........SOUTHWEST 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 

 
FORECASTER...SMITH  
REQUESTED BY...RUSTY BUTLER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2605511.0/MSO  
.DELDT 03/12/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RBUTLER@BLM.GOV  
 
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