544
FNUS75 KMSO 290040
FWSMSO
SPOT FORECAST FOR MT-LNF-260416
NATIONAL WEATHER SERVICE MISSOULA MT
640 PM MDT FRI AUG 28 2026
FORECAST IS BASED ON FORECAST START TIME OF 1900 MDT ON AUGUST 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A CLOSED UPPER LOW AND COLD FRONT MOVING INTO THE
REGION SATURDAY WILL CAUSE THICK CLOUD COVER ALONG WITH PLENTY OF
RAIN IN THE AREA. THERE IS AN 78% CHANCE OF PICKING UP 0.10
INCHES OR MORE TODAY AND SUNDAY, AND THERE IS A 62% CHANCE OF
PICKING UP A QUARTER OF AN INCH OR MORE OF RAIN THIS WEEKEND.
REST OF TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN.
* CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.
* CHANCE LIGHTNING....0 PERCENT.
* MIN TEMPERATURE.....50-55.
* MAX HUMIDITY........58-63 PERCENT.
* WIND (20 FT)........WEST AROUND 5 MPH IN THE EVENING BECOMING
VARIABLE 2-4 MPH.
* MIXING HEIGHT.......1000 FT AGL DECREASING TO 500 FT AGL IN THE
LATE EVENING AND OVERNIGHT.
* MIXING WINDS........NORTHWEST 5 MPH.
* PRECIP AMOUNT.......0.00 INCHES.
SATURDAY
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING,
THEN RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
* CWR (> 0.10 INCH)...40 PERCENT.
* CHANCE LIGHTNING....30 PERCENT.
* MAX TEMPERATURE.....65-70.
* MIN HUMIDITY........48-53 PERCENT.
* WIND (20 FT)........SOUTHWEST AROUND 5 MPH SHIFTING TO THE WEST
5-6 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 6500 FT AGL IN THE
AFTERNOON.
* MIXING WINDS........SOUTHWEST 10 MPH.
* PRECIP AMOUNT.......0.04 TO 0.14 INCHES, MEDIAN FORECAST 0.04
INCHES.
SATURDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN OVERNIGHT.
* CWR (> 0.10 INCH)...70 PERCENT.
* CHANCE LIGHTNING....25 PERCENT.
* MIN TEMPERATURE.....43-48.
* MAX HUMIDITY........72-77 PERCENT.
* WIND (20 FT)........WEST 5-10 MPH.
* MIXING HEIGHT.......2500 FT AGL DECREASING TO 500 FT AGL EARLY IN
THE EVENING.
* MIXING WINDS........WEST 10 MPH.
* PRECIP AMOUNT.......0.02 TO 0.19 INCHES, MEDIAN FORECAST 0.13
INCHES.
SUNDAY
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF RAIN IN THE MORNING.
* CWR (> 0.10 INCH)...20 PERCENT.
* CHANCE LIGHTNING....UP TO 10 PERCENT.
* MAX TEMPERATURE.....54-59.
* MIN HUMIDITY........38-43 PERCENT.
* WIND (20 FT)........WEST 8-12 MPH WITH GUSTS TO AROUND 25 MPH.
* MIXING HEIGHT.......2500 FT AGL INCREASING TO 8000 FT AGL.
* MIXING WINDS........WEST 15 MPH.
* PRECIP AMOUNT.......0.00 TO 0.06 INCHES.
FORECASTER...LEACH
REQUESTED BY...SEAN RIVERA
TYPE OF REQUEST...WILDFIRE
.TAG 2620849.0/MSO
.DELDT 08/28/26
.FORMATTERVERSION 2.0.0
.EMAIL SEAN.RIVERA@USDA.GOV,MTMDC@FIRENET.GOV
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