227
FNUS75 KMSO 091912
FWSMSO
SPOT FORECAST FOR NATURE GROVE - FIRE BEHAVIOR REQUEST
NATIONAL WEATHER SERVICE MISSOULA MT
112 PM MDT WED SEP 9 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON SEPTEMBER 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
THERE WILL BE A NOTICEABLE INCREASE IN WESTERLY
WINDS ON THURSDAY, PEAKING IN THE AFTERNOON. OTHERWISE IT WILL
CONTINUE WARM AND DRY. SHOWERS ARE LIKELY ON THURSDAY NIGHT
ENDING FRIDAY MORNING BUT RAIN AMOUNTS APPEAR LIGHT WITH A MEAN
AROUND 0.08 INCH AND A LOW RANGE OF 0.01 INCH TO AN UPPER RANGE
NEAR 0.35 INCH.
WINDS WILL BE LIGHTER ON FRIDAY AND IT WILL ALSO BE COOLER WITH A
SLIGHT IMPROVEMENT IN MIN RH COMPARED TO THURSDAY.
COOLER TEMPERATURES AND ADDITIONAL PRECIPITATION IS EXPECTED OVER
THE COMING WEEKEND. MEAN 48 HOUR RAINFALL THROUGH MONDAY MORNING
STANDS AT 0.75-1.00 INCH WITH A 75% CHANCE OF AT LEAST 0.50 INCH
OF RAIN BUT THERE IS STILL CONSIDERABLE UNCERTAINTY WITH THE
TRACK OF THE INCOMING LOW PRESSURE. WARMING AND DRYING IS THE
TREND FOR EARLY NEXT WEEK.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CWR (> 0.10 INCH)...0 PERCENT.
* CHANCE LIGHTNING....0 PERCENT.
* MAX TEMPERATURE.....67-72.
* MIN HUMIDITY........23-28 PERCENT.
* WIND (20 FT)........SOUTHWEST 8-9 MPH WITH GUSTS TO AROUND 20
MPH SHIFTING TO THE WEST WITH GUSTS TO AROUND 30 MPH IN THE
AFTERNOON.
* MIXING HEIGHT.......2000 FT AGL INCREASING TO 6000 FT AGL LATE IN
THE MORNING.
* MIXING WINDS........SOUTHWEST 15 MPH.
* PRECIP AMOUNT.......0.00 INCHES.
THURSDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING CLOUDY. SHOWERS
LIKELY OVERNIGHT.
* CWR (> 0.10 INCH)...30 PERCENT.
* CHANCE LIGHTNING....UP TO 10 PERCENT.
* MIN TEMPERATURE.....43-48.
* MAX HUMIDITY........80-85 PERCENT.
* WIND (20 FT)........WEST 5-6 MPH WITH GUSTS TO AROUND 20 MPH IN
THE EVENING BECOMING VARIABLE 2-4 MPH.
* MIXING HEIGHT.......3000 FT AGL DECREASING TO 500 FT AGL EARLY IN
THE EVENING.
* MIXING WINDS........WEST 10 MPH.
* PRECIP AMOUNT.......0.08-0.20 INCHES.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY EARLY THEN PARTLY CLOUDY.
CHANCE OF SHOWERS IN THE MORNING.
* CWR (> 0.10 INCH)...10 PERCENT.
* CHANCE LIGHTNING....UP TO 10 PERCENT.
* MAX TEMPERATURE.....60-65.
* MIN HUMIDITY........30-35 PERCENT.
* WIND (20 FT)........VARIABLE 2-5 MPH INCREASING WEST 3-6 MPH
WITH GUSTS TO 15 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......2500 FT AGL INCREASING TO 6000 FT AGL LATE IN
THE MORNING.
* MIXING WINDS........WEST 10 MPH.
* PRECIP AMOUNT.......0.01-0.05 INCHES.
FORECAST DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY WITH CHANCE OF RAIN AND THUNDERSTORMS, ESPECIALLY
IN THE AFTERNOON. LOWS 38-43. HIGHS 60-65. NORTH TO NORTHEAST 5-10
MPH, GUSTS 20-25 MPH IN THE AFTERNOON.
SUNDAY
COOLER. RAIN AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS 38-43.
HIGHS 46-51. NORTHWEST 4-8 MPH WITH GUSTS TO 15 MPH IN THE
AFTERNOON.
MONDAY
PARTLY CLOUDY WITH CHANCE OF RAIN. LOWS 35-40. HIGHS 53-58. WEST
4-8 MPH WITH GUSTS TO 15 MPH IN THE AFTERNOON.
TUESDAY
MOSTLY CLEAR. LOWS 35-40. HIGHS 58-63. WEST
4-8 MPH WITH GUSTS TO 15 MPH IN THE AFTERNOON.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS 38-43. HIGHS 58-63. WEST
4-8 MPH WITH GUSTS TO 15 MPH IN THE AFTERNOON.
FORECASTER...BOOTH
REQUESTED BY...DAVID HOOD
TYPE OF REQUEST...WILDFIRE
.TAG 2621219.4/MSO
.DELDT 09/09/26
.FORMATTERVERSION 2.0.0
.EMAIL CLINT.MENDENHALL@USDA.GOV,MARIO.GOMEZ@USDA.GOV,CHRISTOPHER.MARABETTA@USDA.GOV,DAVID.TINGLEY@USDA.GOV,MATTHEW.YOUNG@USDA.GOV,SCOTT.A.SUKO@USDA.GOV,ERIN.NOONAN@USDA.GOV,2026.NATUREGROVE.PLANS@FIRENET.GOV
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