040  
FNUS75 KMSO 271121  
FWSMSO  
 
SPOT FORECAST FOR BLACKFOOT TREX  
NATIONAL WEATHER SERVICE MISSOULA MT  
521 AM MDT MON APR 27 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON APRIL 27.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
TEMPERATURES WILL WARM A FEW DEGREES TODAY OVER WHAT  
WAS EXPERIENCED ON SUNDAY, WITH A SLIGHT DROP IN RHS. SHOWER  
ACTIVITY WILL INCREASE IN THE REGION THIS AFTERNOON INTO THE EARLY  
EVENING, WITH LIGHT PRECIPITATION POSSIBLE. WINDS WILL GENERALLY  
BE LIGHT THROUGH THE PERIOD.  
   
TODAY  
 
* SKY/WEATHER.........PARTLY CLOUDY. SOME FROST AND PATCHY FOG IN  
THE MORNING. CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
* CWR (> 0.10 INCH)...10 PERCENT.  
* CHANCE LIGHTNING....UP TO 10 PERCENT.  
* MAX TEMPERATURE.....49-54.  
* MIN HUMIDITY........33-38 PERCENT.  
* WIND (20 FT)........VARIABLE 1-3 MPH BECOMING WEST 2-5 MPH WITH  
GUSTS UP TO 15 MPH.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 7000 FT AGL.  
* MIXING WINDS........SOUTHWEST 5 MPH.  
* PRECIP AMOUNT.......0.00-0.01 INCHES.  
   
TONIGHT  
 
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE  
EARLY EVENING.  
* CWR (> 0.10 INCH)...10 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....22-27.  
* MAX HUMIDITY........95-100 PERCENT.  
* WIND (20 FT)........VARIABLE 1-3 MPH.  
* MIXING HEIGHT.......4000 FT AGL DECREASING TO 1000 FT AGL EARLY  
IN THE EVENING.  
* MIXING WINDS........WEST 5 MPH.  
* PRECIP AMOUNT.......0.00-0.02 INCHES.  
   
TUESDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON.  
* CWR (> 0.10 INCH)...10 PERCENT.  
* CHANCE LIGHTNING....UP TO 10 PERCENT.  
* MAX TEMPERATURE.....52-57.  
* MIN HUMIDITY........42-47 PERCENT.  
* WIND (20 FT)........VARIABLE 1-3 MPH BECOMING WEST AROUND 5 MPH  
IN THE AFTERNOON.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 7000 FT AGL.  
* MIXING WINDS........WEST 15 MPH.  
* PRECIP AMOUNT.......0.00-0.02 INCHES.  
 
 
FORECASTER...JENNK  
REQUESTED BY...M. JACOB  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2610491.11/MSO  
.DELDT 04/27/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MARTIN.JACOB@USDA.GOV  
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