213
FNUS75 KMSO 282318
FWSMSO
SPOT FORECAST FOR MIRE FIRE
NATIONAL WEATHER SERVICE MISSOULA MT
518 PM MDT THU AUG 28 2025
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON AUGUST 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
FRIDAY WILL BE A TRANSITION DAY AS MONSOON MOISTURE
BEGINS TO DEPART THE REGION TO THE EAST. PARTLY CLOUDY SKIES WILL
PROVIDE OPPORTUNITIES FOR SURFACE HEATING AND INSTABILITY, WITH
SCATTERED SHOWERS AND AND ISOLATED THUNDERSTORMS DEVELOPING IN THE
VICINITY OF THE FIRE AFTER 1430 PDT. A WARMING AND DRYING TREND
IS EXPECTED THIS WEEKEND INTO EARLY NEXT WEEK AS HIGH PRESSURE
BUILDS INTO THE REGION. OVERNIGHT INVERSIONS AND THERMAL BELTS
WILL STRENGTHEN BEGINNING SATURDAY NIGHT.
FRIDAY
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.
* CHANCE LIGHTNING....15 PERCENT.
* MAX TEMPERATURE.....71-76.
* MIN HUMIDITY........33-38 PERCENT.
* WIND (20 FT)........VARIABLE 2-4 MPH BECOMING WEST-SOUTHWEST 5-6
MPH WITH GUSTS NEAR 10 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......2000 FT AGL INCREASING TO 6500 FT AGL LATE IN
THE MORNING.
* MIXING WINDS........WEST 10 MPH.
* PRECIP AMOUNT.......0.00 INCHES.
FRIDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CWR (> 0.10 INCH)...0 PERCENT.
* CHANCE LIGHTNING....0 PERCENT.
* MIN TEMPERATURE.....45-50.
* MAX HUMIDITY........63-68 PERCENT.
* WIND (20 FT)........NORTHWEST AROUND 5 MPH IN THE EVENING
BECOMING VARIABLE 2-4 MPH.
* MIXING HEIGHT.......6000 FT AGL DECREASING TO 500 FT AGL.
* MIXING WINDS........SOUTH 5 MPH.
* PRECIP AMOUNT.......0.00 INCHES.
SATURDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CWR (> 0.10 INCH)...0 PERCENT.
* CHANCE LIGHTNING....0 PERCENT.
* MAX TEMPERATURE.....74-79.
* MIN HUMIDITY........25-30 PERCENT.
* WIND (20 FT)........VARIABLE 1-3 MPH BECOMING SOUTHWEST 3-6 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.......2000 FT AGL INCREASING TO 9000 FT AGL.
* MIXING WINDS........SOUTHWEST 5 MPH.
* PRECIP AMOUNT.......0.00 INCHES.
FORECASTER...LUKINBEAL
REQUESTED BY...CHARLIE RUCKER
TYPE OF REQUEST...WILDFIRE
.TAG 2520895.0/MSO
.DELDT 08/28/25
.FORMATTERVERSION 2.0.0
.EMAIL 2025.EAST.PLANS@FIRENET.GOV
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