FNUS75 KMSO 201144

FWSMSO



Spot Forecast for Elk Creek Fire

National Weather Service Missoula MT

544 AM MDT Wed Aug 20 2025



Forecast is based on forecast start time of 0600 MDT on August 20. 

If conditions become unrepresentative...contact the National Weather

Service.



...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 PM

MDT THIS EVENING...



.DISCUSSION...Another warm, dry and unstable is expected for the

fire area. The combination of wind and low humidity will create

critical fire weather conditions. Showers and thunderstorms are

expected to develop after 1600 MDT near the fire. Any storms will

be capable of gusty erratic outflow winds. A weak dry cold front 

is anticipated to push through the area during the overnight

hours. 



.TODAY...



* Sky/Weather.........Mostly sunny. Haze in the afternoon. Slight 

  chance of showers and thunderstorms in the afternoon. 

* Chance Lightning....15 percent. 

* Max Temperature.....90-95. 

* Min Humidity........17-22 percent. 

* Wind (20 ft)........Variable 3-8 mph shifting to the northwest 

  5-10 mph with gusts to 20 mph in the afternoon. 

* Mixing Height.......3000 ft agl increasing to 14000 ft agl. 

* Mixing Winds........West 10 mph. 



.TONIGHT...



* Sky/Weather.........Partly cloudy. Slight chance of showers and 

  thunderstorms in the evening. Haze. 

* Chance Lightning....20 percent. 

* Min Temperature.....54-59. 

* Max Humidity........64-69 percent. 

* Wind (20 ft)........Northwest 7-12 mph shifting to the variable

  2-7 mph overnight. 

* Mixing Height.......10000 ft agl decreasing to 1000 ft agl. 

* Mixing Winds........Northwest 10 mph. 



.THURSDAY...



* Sky/Weather.........Mostly sunny. Haze. 

* Chance Lightning....0 percent. 

* Max Temperature.....82-87. 

* Min Humidity........24-29 percent. 

* Wind (20 ft)........Variable around 5 mph shifting to the north

  5-10 mph in the afternoon. 

* Mixing Height.......3000 ft agl increasing to 8000 ft agl. 

* Mixing Winds........Northwest 5 mph. 



$$

Forecaster...Smith

Requested by...Jason Wheeler

Type of request...WILDFIRE

.TAG 2520118.3/MSO

.DELDT 08/20/25

.FormatterVersion 2.0.0

.EMAIL jason@readygallatin.com