349
FNUS55 KMSO 232031
FWFMSO
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO
NATIONAL WEATHER SERVICE MISSOULA MT
131 PM MST SUN NOV 23 2025
DISCUSSION
IDAHO (ZONES 102 AND 103): WINTER DRIVING CONDITIONS RETURN.
TONIGHT'S WEATHER & MONDAY AM: RAPIDLY CHANGING VISIBILITY AND
ROAD CONDITIONS ARE EXPECTED ON PASSES. TAKING A QUICK LOOK AT THE
NEXT 48 HOURS... TONIGHT'S WEATHER, AREAS OF RAIN AND SNOW UNTIL
MIDNIGHT, THEN RAIN AND SNOW LIKELY AFTER MIDNIGHT. PATCHY BLOWING
SNOW AFTER MIDNIGHT. SNOW MAY BE HEAVY AT TIMES UNTIL MIDNIGHT.
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES AFTER MIDNIGHT. MONDAY,
RAIN AND SNOW LIKELY IN THE DAY, THEN A CHANCE OF SNOW IN THE
AFTERNOON. PATCHY BLOWING SNOW IN THE DAY. IT'LL BE COOLER. SNOW MAY
BE HEAVY AT TIMES IN THE DAY. VISIBILITY ONE QUARTER MILE OR LESS AT
TIMES IN THE DAY. SNOW LEVEL 3000 FEET. MONDAY NIGHT, PARTLY CLOUDY
WITH A 50 PERCENT CHANCE OF SNOW. IT'LL BE COLDER. TUESDAY, MOSTLY
CLOUDY. HUMIDITIES WILL BE A LITTLE LOWER.
NORTHWEST MT (ZONES 104 AND 105): WINTER DRIVING CONDITIONS RETURN.
TONIGHT'S WEATHER & MONDAY AM: RAPIDLY CHANGING VISIBILITY AND
ROAD CONDITIONS ARE EXPECTED ON PASSES. LOCALIZED ICY SPOTS,
ESPECIALLY IN SOUTHWEST MONTANA. TAKING A QUICK LOOK AT THE NEXT
48 HOURS... TONIGHT'S WEATHER, AREAS OF RAIN AND SNOW UNTIL
MIDNIGHT, THEN RAIN AND SNOW LIKELY AFTER MIDNIGHT. PATCHY BLOWING
SNOW AFTER MIDNIGHT. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES
AFTER MIDNIGHT. MONDAY, SNOW LIKELY. PATCHY BLOWING SNOW THROUGH THE
DAY. RAIN LIKELY IN THE DAY. IT'LL BE COLDER. VISIBILITY ONE QUARTER
MILE OR LESS AT TIMES. SNOW LEVEL 3500 FEET. MONDAY NIGHT, MOSTLY
CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. IT'LL BE COLDER. TUESDAY,
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW. IT'LL BE COLDER.
WEST CENTRAL MT (ZONES 106, 107 AND 108): WINTER DRIVING CONDITIONS
RETURN. TONIGHT'S WEATHER & MONDAY AM: RAPIDLY CHANGING
VISIBILITY AND ROAD CONDITIONS ARE EXPECTED ON PASSES. LOCALIZED ICY
SPOTS, ESPECIALLY IN SOUTHWEST MONTANA. TAKING A QUICK LOOK AT THE
NEXT 48 HOURS... TONIGHT'S WEATHER, AREAS OF RAIN AND SNOW UNTIL
MIDNIGHT, THEN RAIN AND SNOW LIKELY AFTER MIDNIGHT. PATCHY BLOWING
SNOW AFTER MIDNIGHT. SNOW MAY BE HEAVY AT TIMES UNTIL MIDNIGHT.
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES AFTER MIDNIGHT. MONDAY,
A CHANCE OF SNOW. PATCHY BLOWING SNOW THROUGH THE DAY. RAIN LIKELY IN
THE DAY. IT'LL BE COOLER. VISIBILITY ONE QUARTER MILE OR LESS AT
TIMES. SNOW LEVEL 3500 FEET. MONDAY NIGHT, MOSTLY CLOUDY UNTIL
MIDNIGHT THEN BECOMING PARTLY CLOUDY. A 50 PERCENT CHANCE OF SNOW.
IT'LL BE COLDER. TUESDAY, PARTLY CLOUDY. IT'LL BE COLDER. HUMIDITIES
WILL BE A LITTLE LOWER.
SOUTHWEST MT (ZONES 109, 110 AND 111): WINTER DRIVING CONDITIONS
RETURN. TONIGHT'S WEATHER & MONDAY AM: RAPIDLY CHANGING
VISIBILITY AND ROAD CONDITIONS ARE EXPECTED ON PASSES. LOCALIZED ICY
SPOTS, ESPECIALLY IN SOUTHWEST MONTANA. TAKING A QUICK LOOK AT THE
NEXT 48 HOURS... TONIGHT'S WEATHER, MOSTLY CLOUDY. A 50 PERCENT
CHANCE OF AREAS OF RAIN AND SNOW AFTER MIDNIGHT. PATCHY BLOWING SNOW
AFTER MIDNIGHT. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES AFTER
MIDNIGHT. MONDAY, MOSTLY CLOUDY WITH A CHANCE OF SNOW. PATCHY
BLOWING SNOW THROUGH THE DAY. A CHANCE OF RAIN IN THE DAY. IT'LL BE
MUCH COLDER. HUMIDITIES WILL BE HIGHER. VISIBILITY ONE QUARTER MILE
OR LESS AT TIMES. MONDAY NIGHT, PARTLY CLOUDY. A 20 PERCENT CHANCE
OF SNOW UNTIL MIDNIGHT. IT'LL BE COLDER. TUESDAY, PARTLY CLOUDY.
IT'LL BE COLDER. HUMIDITIES WILL BE A LITTLE LOWER.
VIEW WEATHER BRIEFING VIDEOS ON OUR YOUTUBE CHANNEL
AT HTTPS://WWW.YOUTUBE.COM/NWSMISSOULA
IDZ102-103-241100-
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-
1231 PM PST SUN NOV 23 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN AND SNOW. PATCHY BLOWING
SNOW AFTER MIDNIGHT. SNOW LEVEL 6000 FEET.
* MIN TEMPERATURE.....30-40 VALLEYS AND 25-30 RIDGES.
* MAX HUMIDITY........81-91 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 5 MPH.
* RIDGE TOP............SOUTHWEST 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 0200, THEN 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...90 PERCENT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY BLOWING SNOW IN THE
MORNING. SNOW AND RAIN. SNOW LEVEL 3000 FEET.
* MAX TEMPERATURE.....40-50 VALLEYS AND 30-35 RIDGES.
* MIN HUMIDITY........54-64 PERCENT VALLEYS AND 67-77 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 10-20 MPH.
* RIDGE TOP............WEST 15-25 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1000, THEN 4 KFT AGL.
* TRANSPORT WINDS.....WEST 20 MPH UNTIL 1000. 15 MPH AFTER 1600.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...20 PERCENT IN THE PALOUSE/HELLS CANYON...AND
80 PERCENT IN THE CLEARWATER/NEZ PERCE.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SNOW.
* MIN TEMPERATURE.....15-25.
* MAX HUMIDITY........71-81 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............WEST 10-20 MPH BECOMING SOUTHWEST 5-10 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....WEST 10 MPH UNTIL 2400, THEN VARIABLE LESS
THAN 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....38-48 VALLEYS AND 25-35 RIDGES.
* MIN HUMIDITY........43-53 PERCENT VALLEYS AND 49-59 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH UP TO 5 MPH BECOMING SOUTHWEST IN THE
AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1200, THEN 2
KFT AGL.
* TRANSPORT WINDS.....SOUTH 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SNOW WITH RAIN LIKELY. CHANCE OF
PRECIPITATION 80 PERCENT. LOWS 30-40. HIGHS 35-45. MIN HUMIDITIES
70-80 PERCENT. SOUTH WINDS 5-10 MPH.
THANKSGIVING DAY
CLOUDY WITH RAIN LIKELY AND SNOW. CHANCE OF
PRECIPITATION 80 PERCENT. LOWS 35-45. HIGHS 40-50. MIN HUMIDITIES
65-75 PERCENT. SOUTH WINDS 5-10 MPH.
FRIDAY
MOSTLY CLOUDY WITH SNOW WITH RAIN LIKELY. CHANCE OF
PRECIPITATION 80 PERCENT. LOWS 35-45. HIGHS 40-50. SOUTHWEST WINDS
5-10 MPH.
SATURDAY
COLDER. MOSTLY CLOUDY WITH SNOW LIKELY AND CHANCE OF RAIN.
CHANCE OF PRECIPITATION 60 PERCENT. LOWS 25-35. HIGHS 30-40.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 15-25. HIGHS 25-35.
MTZ104-105-241100-
KOOTENAI-FLATHEAD/GLACIER PARK-
131 PM MST SUN NOV 23 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SNOW AND RAIN. PATCHY BLOWING
SNOW AFTER MIDNIGHT. SNOW LEVEL 5500 FEET.
* MIN TEMPERATURE.....25-35.
* MAX HUMIDITY........97-100 PERCENT VALLEYS AND 85-95 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 5 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...50 PERCENT IN THE KOOTENAI...AND 70 PERCENT
IN THE FLATHEAD/GLACIER PARK.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY BLOWING SNOW. RAIN IN
THE MORNING. SNOW. SNOW LEVEL 3500 FEET.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-35 RIDGES.
* MIN HUMIDITY........65-75 PERCENT VALLEYS AND 76-86 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 15-25 MPH.
* RIDGE TOP............WEST 20-30 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1000, THEN 3 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH UNTIL 1000, THEN WEST 25
MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...40 PERCENT IN THE KOOTENAI...AND 90 PERCENT
IN THE FLATHEAD/GLACIER PARK.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW.
* MIN TEMPERATURE.....15-25.
* MAX HUMIDITY........93-100 PERCENT VALLEYS AND 80-90 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 5 MPH IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 1-3 MPH.
* RIDGE TOP............WEST 10-20 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....WEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT IN THE KOOTENAI...AND 30 PERCENT
IN THE FLATHEAD/GLACIER PARK.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW.
* MAX TEMPERATURE.....35-40 VALLEYS AND 20-30 RIDGES.
* MIN HUMIDITY........57-67 PERCENT VALLEYS AND 71-81 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1100, THEN 3 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW 60 PERCENT.
LOWS 20-30. HIGHS 30-40. MIN HUMIDITIES 70-80 PERCENT. SOUTH WINDS
5-10 MPH.
THANKSGIVING DAY
CLOUDY WITH SNOW AND RAIN LIKELY. CHANCE OF
PRECIPITATION 70 PERCENT. LOWS 25-35. HIGHS 30-40. MIN HUMIDITIES
70-80 PERCENT. SOUTH WINDS 5-10 MPH.
FRIDAY
MOSTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW 70 PERCENT.
LOWS 20-30. HIGHS 30-40. NORTH WINDS 5-10 MPH.
SATURDAY
COLDER. MOSTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW
60 PERCENT. LOWS 10-20. HIGHS 20-30.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 0-10. HIGHS 15-25.
MTZ106-108-241100-
WEST LOLO-EAST LOLO-
131 PM MST SUN NOV 23 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN AND SNOW. PATCHY BLOWING
SNOW AFTER MIDNIGHT. SNOW LEVEL 5500 FEET.
* MIN TEMPERATURE.....25-35.
* MAX HUMIDITY........84-94 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 5 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...70 PERCENT IN THE WEST LOLO...AND 40 PERCENT
IN THE EAST LOLO.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY BLOWING SNOW. RAIN IN
THE MORNING. SNOW. SNOW LEVEL 3500 FEET.
* MAX TEMPERATURE.....30-40.
* MIN HUMIDITY........56-66 PERCENT VALLEYS AND 67-77 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 15-25 MPH.
* RIDGE TOP............WEST 20-30 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 0900. 4 KFT AGL AFTER 1200.
* TRANSPORT WINDS.....WEST 20 MPH UNTIL 0900, THEN 30 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...30 PERCENT IN THE WEST LOLO...AND 60 PERCENT
IN THE EAST LOLO.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SNOW.
* MIN TEMPERATURE.....15-25.
* MAX HUMIDITY........83-93 PERCENT VALLEYS AND 77-87 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH BECOMING VARIABLE LESS THAN 5
MPH AFTER MIDNIGHT.
* RIDGE TOP............WEST 15-25 MPH DECREASING TO 5-15 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 0300, THEN BELOW 500 FT TO
1 KFT AGL.
* TRANSPORT WINDS.....WEST 20 MPH UNTIL 2400, THEN 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....35-40 VALLEYS AND 25-35 RIDGES.
* MIN HUMIDITY........45-55 PERCENT VALLEYS AND 53-63 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100, THEN 3
KFT AGL UNTIL 1600, THEN 2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW 70 PERCENT.
LOWS 25-35. HIGHS 35-45. MIN HUMIDITIES 70-80 PERCENT. VARIABLE WINDS
UP TO 10 MPH.
THANKSGIVING DAY
CLOUDY WITH SNOW AND RAIN LIKELY. CHANCE OF
PRECIPITATION 70 PERCENT. LOWS 30-40. HIGHS 35-45. MIN HUMIDITIES
70-80 PERCENT. VARIABLE WINDS UP TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH SNOW AND RAIN LIKELY. CHANCE OF
PRECIPITATION 70 PERCENT. LOWS 30-40. HIGHS 35-45. WEST WINDS 5-10 MPH.
SATURDAY
COLDER. MOSTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW
60 PERCENT. LOWS 15-25. HIGHS 20-30.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 5-15. HIGHS 15-25.
MTZ107-241100-
FLATHEAD RESERVATION-
131 PM MST SUN NOV 23 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN. SNOW AFTER MIDNIGHT.
PATCHY BLOWING SNOW AFTER MIDNIGHT. SNOW LEVEL 5500 FEET.
* MIN TEMPERATURE.....35-40 VALLEYS AND 20-25 RIDGES.
* MAX HUMIDITY........84-94 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTH 10-15 MPH.
* RIDGE TOP............SOUTH 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTH 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...50 PERCENT IN AREAS WEST OF HIGHWAY 93...AND
80 PERCENT IN THE MISSION MTNS AND AREAS EAST OF HIGHWAY 93.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY BLOWING SNOW. CHANCE OF
RAIN IN THE MORNING. CHANCE OF SNOW. SNOW LEVEL 3500 FEET.
* MAX TEMPERATURE.....40-45 VALLEYS AND 25-30 RIDGES.
* MIN HUMIDITY........59-69 PERCENT VALLEYS AND 76-86 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 15-25 MPH.
* RIDGE TOP............SOUTHWEST 20-30 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 0900. 4 KFT AGL AFTER 1100.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH UNTIL 1000, THEN WEST 30 MPH
UNTIL 1600, THEN 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT IN AREAS WEST OF HIGHWAY 93...AND
70 PERCENT IN THE MISSION MTNS AND AREAS EAST OF HIGHWAY 93.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW.
* MIN TEMPERATURE.....20-25.
* MAX HUMIDITY........78-88 PERCENT VALLEYS AND 86-96 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-15 MPH DECREASING TO VARIABLE
LESS THAN 5 MPH AFTER MIDNIGHT.
* RIDGE TOP............WEST 15-25 MPH DECREASING TO 5-15 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.......2 KFT AGL UNTIL 2200, THEN BELOW 500 FT TO 1
KFT AGL.
* TRANSPORT WINDS.....WEST 15 MPH UNTIL 0300, THEN VARIABLE LESS
THAN 10 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT IN AREAS WEST OF HIGHWAY 93...AND
30 PERCENT IN THE MISSION MTNS AND AREAS EAST OF HIGHWAY 93.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW.
* MAX TEMPERATURE.....35-40 VALLEYS AND 20-25 RIDGES.
* MIN HUMIDITY........54-64 PERCENT VALLEYS AND 64-74 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100, THEN 3
KFT AGL UNTIL 1600, THEN 2 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 25-35. HIGHS 35-45. MIN HUMIDITIES 70-80 PERCENT.
VARIABLE WINDS UP TO 10 MPH.
THANKSGIVING DAY
CLOUDY WITH RAIN AND SNOW LIKELY. CHANCE OF
PRECIPITATION 70 PERCENT. LOWS 30-40. HIGHS 35-45. MIN HUMIDITIES
70-80 PERCENT. VARIABLE WINDS UP TO 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH SNOW AND RAIN LIKELY. CHANCE OF
PRECIPITATION 70 PERCENT. LOWS 30-40. HIGHS 35-45. NORTHWEST WINDS
5-10 MPH.
SATURDAY
COLDER. MOSTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW
60 PERCENT. LOWS 20-30. HIGHS 25-35.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 10-20. HIGHS 20-30.
MTZ109-241100-
BITTERROOT-
131 PM MST SUN NOV 23 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW AND CHANCE OF
RAIN. PATCHY BLOWING SNOW AFTER MIDNIGHT. SNOW LEVEL 6000 FEET.
* MIN TEMPERATURE.....23-33.
* MAX HUMIDITY........88-98 PERCENT VALLEYS AND 82-92 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......VARIABLE LESS THAN 5 MPH BECOMING SOUTH 5-10
MPH AFTER MIDNIGHT.
* RIDGE TOP............WEST 5-10 MPH BECOMING SOUTHWEST 10-20 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 0100, THEN 15 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...30 PERCENT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. BLOWING SNOW IN THE MORNING.
PATCHY BLOWING SNOW IN THE AFTERNOON. SNOW AND RAIN. SNOW LEVEL
4000 FEET.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-35 RIDGES.
* MIN HUMIDITY........45-55 PERCENT VALLEYS AND 60-70 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 15-25 MPH.
* RIDGE TOP............WEST 20-30 MPH.
* MIXING HEIGHT.......1-2 KFT AGL UNTIL 1000, THEN 4 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH UNTIL 1000, THEN WEST 30 MPH
UNTIL 1600, THEN 20 MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...80 PERCENT IN THE DARBY, SULA, AND WEST FORK
DISTRICTS...AND 40 PERCENT IN AREAS NORTH OF HAMILTON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW.
* MIN TEMPERATURE.....10-20.
* MAX HUMIDITY........80-90 PERCENT VALLEYS AND 70-80 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 5-15 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2-5 MPH.
* RIDGE TOP............WEST 15-25 MPH DECREASING TO 5-15 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....WEST 15 MPH UNTIL 0300, THEN VARIABLE LESS
THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....40-45 VALLEYS AND 25-30 RIDGES.
* MIN HUMIDITY........37-47 PERCENT VALLEYS AND 44-54 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTH UP TO 5 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100, THEN 3
KFT AGL UNTIL 1600, THEN 2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW 70 PERCENT.
LOWS 20-30. HIGHS 35-45. MIN HUMIDITIES 65-75 PERCENT. SOUTHWEST WINDS
5-10 MPH.
THANKSGIVING DAY
MOSTLY CLOUDY WITH SNOW AND RAIN LIKELY. CHANCE OF
PRECIPITATION 60 PERCENT. LOWS 30-40. HIGHS 40-50. MIN HUMIDITIES
65-75 PERCENT. SOUTHWEST WINDS 5-10 MPH.
FRIDAY
MOSTLY CLOUDY WITH SNOW AND RAIN LIKELY. CHANCE OF
PRECIPITATION 70 PERCENT. LOWS 30-40. HIGHS 35-45. SOUTHWEST WINDS
10-15 MPH.
SATURDAY
COLDER. MOSTLY CLOUDY WITH SNOW LIKELY. CHANCE OF SNOW
60 PERCENT. LOWS 20-30. HIGHS 25-35.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 10-20. HIGHS 20-30.
MTZ110-111-241100-
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
131 PM MST SUN NOV 23 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY BLOWING SNOW AFTER
MIDNIGHT.
* MIN TEMPERATURE.....25-35.
* MAX HUMIDITY........83-93 PERCENT VALLEYS AND 76-86 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-15 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH INCREASING TO 10-20 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 0200, THEN 15 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...10 PERCENT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY BLOWING SNOW. CHANCE OF
RAIN IN THE MORNING. CHANCE OF SNOW.
* MAX TEMPERATURE.....35-45 VALLEYS AND 30-35 RIDGES.
* MIN HUMIDITY........42-52 PERCENT VALLEYS AND 49-59 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 20-30 MPH.
* RIDGE TOP............WEST 20-30 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1000. 5 KFT
AGL AFTER 1200.
* TRANSPORT WINDS.....SOUTHWEST 20 MPH UNTIL 1100, THEN WEST 30
MPH.
* CHANCE LIGHTNING....NEAR 0 PERCENT.
* CWR (> 0.10 INCH)...50 PERCENT IN THE DEERLODGE/WEST
BEAVERHEAD...AND 10 PERCENT IN THE EAST BEAVERHEAD.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW.
* MIN TEMPERATURE.....5-15.
* MAX HUMIDITY........78-88 PERCENT VALLEYS AND 65-75 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......WEST 15-25 MPH BECOMING SOUTHWEST 5-10 MPH
AFTER MIDNIGHT.
* RIDGE TOP............WEST 15-25 MPH DECREASING TO 5-15 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....WEST 25 MPH UNTIL 2200, THEN 15 MPH.
* CHANCE LIGHTNING....0 PERCENT IN THE DEERLODGE/WEST
BEAVERHEAD...AND NEAR 0 PERCENT IN THE EAST BEAVERHEAD.
* CWR (> 0.10 INCH)...0 PERCENT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....30-40 VALLEYS AND 20-30 RIDGES.
* MIN HUMIDITY........30-40 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1100, THEN 3
KFT AGL UNTIL 1600, THEN 2 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 20-30. HIGHS 35-45. MIN HUMIDITIES 50-60 PERCENT.
SOUTHWEST WINDS 10-15 MPH.
THANKSGIVING DAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 25-35. HIGHS 40-50. MIN HUMIDITIES 50-60 PERCENT.
SOUTHWEST WINDS 10-15 MPH.
FRIDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 25-35. HIGHS 35-45. SOUTHWEST WINDS 10-15 MPH.
SATURDAY
COLDER. MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 15-25. HIGHS 25-35.
SUNDAY
COLDER. MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
30 PERCENT. LOWS 5-15. HIGHS 15-25.
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