261  
FNUS75 KMSO 091451  
FWSMSO  
 
SPOT FORECAST FOR EAST FORK 1  
NATIONAL WEATHER SERVICE MISSOULA MT  
851 AM MDT MON MAR 9 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 MDT ON MARCH 10.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
A MODEST PRESSURE GRADIENT WILL SET UP ALONG THE  
DIVIDE TUESDAY INTO WEDNESDAY, WITH SOUTHWEST WINDS IN THE MORNING  
SHIFTING TO WEST-NORTHWEST EACH AFTERNOON. CONFIDENCE IS HIGH FOR  
STEADY WIND GUSTS EACH DAY, REACHING NEAR 30 MPH DURING THE  
AFTERNOON.  
   
TUESDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...10 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....30-35.  
* MIN HUMIDITY........27-32 PERCENT.  
* WIND (20 FT)........SOUTHWEST 8-12 MPH WITH GUSTS OF 10-18 MPH  
IN THE MORNING BECOMING WEST-NORTHWEST 12-20 MPH WITH GUSTS OF  
20-30 MPH THIS AFTERNOON.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 8500 FT AGL.  
* MIXING WINDS........NORTHWEST 25 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....15-20.  
* MAX HUMIDITY........54-59 PERCENT.  
* WIND (20 FT)........NORTHWEST 12-20 MPH SHIFTING TO THE  
SOUTHWEST 6-10 MPH OVERNIGHT.  
* MIXING HEIGHT.......5500 FT AGL DECREASING TO 500 FT AGL.  
* MIXING WINDS........WEST 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
WEDNESDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....40-45.  
* MIN HUMIDITY........32-37 PERCENT.  
* WIND (20 FT)........SOUTHWEST 8-12 MPH INCREASING TO WEST-  
NORTHWEST 15-20 MPH WITH GUSTS OF 20-30 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 6000 FT AGL IN THE  
AFTERNOON.  
* MIXING WINDS........WEST 25 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 
 
FORECASTER...LUKINBEAL  
REQUESTED BY...RUSTY BUTLER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2605180.0/MSO  
.DELDT 03/09/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RBUTLER@BLM.GOV  
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