936  
FNUS75 KMSO 251022  
FWSMSO  
 
SPOT FORECAST FOR SOUTH CALLAHAN  
NATIONAL WEATHER SERVICE MISSOULA MT  
422 AM MDT SAT JUL 25 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0900 MDT ON JULY 25.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
ELEVATED FIRE WEATHER CONCERNS ARE EXPECTED TODAY  
WITH HOT, DRY, UNSTABLE, AND WINDY CONDITIONS. WINDS WILL REMAIN  
ELEVATED TONIGHT WITH POOR RH RECOVERIES. CONDITIONS IMPROVE  
SLIGHTLY AS TEMPERATURES COOL A FEW DEGREES, SLIGHTLY RAISING RHS  
AND INCREASING STABILITY. WINDS WILL ALSO DECREASE IN MAGNITUDE.  
   
REST OF TODAY  
 
* SKY/WEATHER.........SUNNY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....75-80.  
* MIN HUMIDITY........25-30 PERCENT.  
* WIND (20 FT)........SOUTHWEST AROUND 5 MPH INCREASING TO 8-14  
MPH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......2500 FT AGL INCREASING TO 9000 FT AGL.  
* MIXING WINDS........SOUTHWEST 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
TONIGHT  
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....60-65.  
* MAX HUMIDITY........35-40 PERCENT.  
* WIND (20 FT)........SOUTHWEST 7-11 MPH WITH GUSTS TO AROUND 30  
MPH DECREASING 17-23 MPH.  
* MIXING HEIGHT.......4500 FT AGL DECREASING TO 500 FT AGL IN THE  
LATE EVENING AND OVERNIGHT.  
* MIXING WINDS........SOUTHWEST 20 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
SUNDAY  
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....69-74.  
* MIN HUMIDITY........27-32 PERCENT.  
* WIND (20 FT)........SOUTHWEST 8-10 MPH WITH GUSTS TO 15 MPH.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 6500 FT AGL.  
* MIXING WINDS........SOUTHWEST 15 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 
 
FORECASTER...BEC  
REQUESTED BY...LAUREN THORSTENSON  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618185.0/MSO  
.DELDT 07/25/26  
.FORMATTERVERSION 2.0.0  
.EMAIL NIKLAUS.NEUMANN@USDA.GOV,TONY.REBO@USDA.GOV,LAUREN.THORSTENSON@USDA.GOV,BENJAMIN.BERNALL@USDA.GOV,SM.FS.MTKDC@USDA.GOV  
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