882
FNUS75 KMSO 172044
FWSMSO
SPOT FORECAST FOR MOOSE
NATIONAL WEATHER SERVICE MISSOULA MT
244 PM MDT THU SEP 17 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON SEPTEMBER 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
EXTENSIVE CLOUD COVER, RAIN, AND EMBEDDED
THUNDERSTORMS FROM FRIDAY AFTERNOON THROUGH SATURDAY.
THUNDERSTORMS WILL BE CAPABLE OF HAIL, AND INTENSE RAINFALL RATES
THAT COULD INCREASE THE RISK OF FLASH FLOODING AND DEBRIS FLOWS
IN STEEP TERRAIN. VERY HIGH, TO NEAR CERTAIN, CHANCE OF WETTING
RAINS THROUGH THE ENTIRE FORECAST PERIOD. COOL CONDITIONS WITH LOW
CLOUDS, LIGHT AND MOSTLY VARIABLE WINDS FAVORING THE NORTHEAST
AND EASTERLY DIRECTIONS.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
* CWR (> 0.10 INCH)...95 PERCENT.
* CHANCE LIGHTNING....70 PERCENT.
* MAX TEMPERATURE.....56-61.
* MIN HUMIDITY........62-67 PERCENT.
* WIND (20 FT)........VARIABLE/NORTH 2-7 MPH WITH GUSTS TO 15 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.......NEAR 500 FT AGL IN THE MORNING INCREASING
TO 3500 FT AGL IN THE AFTERNOON.
* MIXING WINDS........VARIABLE/NORTHEAST 5 MPH.
* PRECIP AMOUNT.......0.14-0.48 INCHES.
FRIDAY NIGHT
* SKY/WEATHER.........CLOUDY. PATCHY FOG IN THE MORNING. CHANCE
OF THUNDERSTORMS IN THE EVENING. RAIN SHOWERS.
* CWR (> 0.10 INCH)...80 PERCENT.
* CHANCE LIGHTNING....50 PERCENT.
* MIN TEMPERATURE.....43-48.
* MAX HUMIDITY........92-97 PERCENT.
* WIND (20 FT)........VARIABLE/NORTHEAST 2-6 MPH WITH GUSTS TO 10
MPH.
* MIXING HEIGHT.......DECREASING TO 500 FT AGL.
* MIXING WINDS........EAST-NORTHEAST 5 MPH.
* PRECIP AMOUNT.......0.02-0.23 INCHES.
SATURDAY
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS IN THE MORNING,
THEN RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON.
* CWR (> 0.10 INCH)...70 PERCENT.
* CHANCE LIGHTNING....25 PERCENT.
* MAX TEMPERATURE.....47-52.
* MIN HUMIDITY........85-90 PERCENT.
* WIND (20 FT)........VARIABLE/NORTH 2-6 MPH WITH GUSTS TO 15 MPH.
* MIXING HEIGHT.......INCREASING TO 2000 FT AGL.
* MIXING WINDS........NORTH 5 MPH.
* PRECIP AMOUNT.......0.05-0.45 INCHES.
FORECASTER...PARKER
REQUESTED BY...GREG PHILIPP
TYPE OF REQUEST...WILDFIRE
.TAG 2621611.7/MSO
.DELDT 09/17/26
.FORMATTERVERSION 2.0.0
.EMAIL GREGORY.PHILIPP@USDA.GOV
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