291
FNUS55 KMSO 170747
FWFMSO
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO
NATIONAL WEATHER SERVICE MISSOULA MT
1247 AM MST SAT JAN 17 2026
DISCUSSION
IDAHO (ZONES 102 AND 103): DRY WEATHER WILL CONTINUE THROUGH EARLY
NEXT WEEK (JANUARY 20). TAKING A QUICK LOOK AT THE NEXT 36 HOURS...
TODAY'S WEATHER, MOSTLY SUNNY. TONIGHT'S WEATHER, MOSTLY CLEAR.
SUNDAY, MOSTLY SUNNY.
NORTHWEST MT (ZONES 104 AND 105): DRY WEATHER WILL CONTINUE THROUGH
EARLY NEXT WEEK (JANUARY 20). TAKING A QUICK LOOK AT THE NEXT
36 HOURS... TODAY'S WEATHER, MOSTLY SUNNY. TONIGHT'S WEATHER,
MOSTLY CLEAR. PATCHY FREEZING FOG AFTER MIDNIGHT. SUNDAY, PARTLY
CLOUDY. PATCHY FREEZING FOG IN THE DAY.
WEST CENTRAL MT (ZONES 106, 107 AND 108): DRY WEATHER WILL CONTINUE
THROUGH EARLY NEXT WEEK (JANUARY 20). TAKING A QUICK LOOK AT THE NEXT
36 HOURS... TODAY'S WEATHER, MOSTLY SUNNY. TONIGHT'S WEATHER,
MOSTLY CLEAR. SUNDAY, MOSTLY SUNNY. PATCHY FREEZING FOG IN THE DAY.
SOUTHWEST MT (ZONES 109, 110 AND 111): DRY WEATHER WILL CONTINUE
THROUGH EARLY NEXT WEEK (JANUARY 20). TAKING A QUICK LOOK AT THE NEXT
36 HOURS... TODAY'S WEATHER, MOSTLY SUNNY. IT'LL BE NOT AS COOL.
TONIGHT'S WEATHER, MOSTLY CLEAR. SUNDAY, MOSTLY SUNNY. IT'LL BE
COLDER. HUMIDITIES WILL BE HIGHER.
IDZ102-103-172300-
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-
1147 PM PST FRI JAN 16 2026
TODAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....43-53 VALLEYS AND 35-40 RIDGES.
* MIN HUMIDITY........45-55 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH BECOMING WEST IN THE
AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....20-30.
* MAX HUMIDITY........60-70 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.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....40-50 VALLEYS AND 30-40 RIDGES.
* MIN HUMIDITY........48-58 PERCENT VALLEYS AND 54-64 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH BECOMING WEST UP TO 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MARTIN LUTHER KING JR DAY
MOSTLY CLEAR. LOWS 20-30. HIGHS 40-50. MIN
HUMIDITIES 40-50 PERCENT. VARIABLE WINDS UP TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 25-35. HIGHS 40-50. MIN HUMIDITIES
50-60 PERCENT. SOUTH WINDS 5-10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 25-35. HIGHS 35-45. SOUTHWEST WINDS
5-10 MPH.
THURSDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 20-30. HIGHS 35-45.
FRIDAY
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 20-30. HIGHS 30-40.
MTZ104-105-172300-
KOOTENAI-FLATHEAD/GLACIER PARK-
1247 AM MST SAT JAN 17 2026
TODAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....35-40 VALLEYS AND 25-35 RIDGES.
* MIN HUMIDITY........53-63 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 10-15 MPH.
* RIDGE TOP............SOUTHWEST 10-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FREEZING FOG AFTER
MIDNIGHT.
* MIN TEMPERATURE.....15-25.
* MAX HUMIDITY........87-97 PERCENT VALLEYS AND 72-82 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 5-15 MPH IN THE EVENING.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....WEST 10 MPH UNTIL 0200, THEN NORTH 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FREEZING FOG IN THE
MORNING.
* MAX TEMPERATURE.....35-40 VALLEYS AND 25-30 RIDGES.
* MIN HUMIDITY........58-68 PERCENT VALLEYS AND 65-75 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............EAST 5-10 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....NORTHEAST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MARTIN LUTHER KING JR DAY
MOSTLY CLEAR. PATCHY FOG. LOWS 15-25.
HIGHS 30-40. MIN HUMIDITIES 60-70 PERCENT. SOUTHWEST WINDS 10-15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS 20-30. HIGHS 30-40. MIN HUMIDITIES
55-65 PERCENT. WEST WINDS 10-15 MPH.
WEDNESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 15-25. HIGHS 25-35. NORTHEAST WINDS 5-10 MPH.
THURSDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 10-20. HIGHS 25-35.
FRIDAY
COLDER. MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
40 PERCENT. LOWS 10-20. HIGHS 15-25.
MTZ106-108-172300-
WEST LOLO-EAST LOLO-
1247 AM MST SAT JAN 17 2026
TODAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....30-40.
* MIN HUMIDITY........58-68 PERCENT VALLEYS AND 49-59 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....WEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....15-25.
* MAX HUMIDITY........82-92 PERCENT VALLEYS AND 68-78 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....WEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FREEZING FOG IN THE
MORNING.
* MAX TEMPERATURE.....30-35.
* MIN HUMIDITY........54-64 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............EAST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....NORTH 10 MPH UNTIL 0800, THEN EAST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MARTIN LUTHER KING JR DAY
MOSTLY CLEAR. LOWS 15-25. HIGHS 35-45. MIN
HUMIDITIES 50-60 PERCENT. SOUTH WINDS 5-10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 20-30. HIGHS 35-45. MIN HUMIDITIES
55-65 PERCENT. WEST WINDS 5-10 MPH.
WEDNESDAY
COLDER. PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE
OF SNOW 20 PERCENT. LOWS 15-25. HIGHS 25-35. EAST WINDS 5-10 MPH.
THURSDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 15-25. HIGHS 30-40.
FRIDAY
COLDER. PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW
40 PERCENT. LOWS 10-20. HIGHS 20-30.
MTZ107-172300-
FLATHEAD RESERVATION-
1247 AM MST SAT JAN 17 2026
TODAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING SUNNY. PATCHY
FREEZING FOG IN THE MORNING.
* MAX TEMPERATURE.....35-40 VALLEYS AND 25-30 RIDGES.
* MIN HUMIDITY........60-70 PERCENT VALLEYS AND 51-61 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.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....20-25.
* MAX HUMIDITY........78-88 PERCENT VALLEYS AND 71-81 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FREEZING FOG IN THE
MORNING.
* MAX TEMPERATURE.....35-40 VALLEYS AND 25-30 RIDGES.
* MIN HUMIDITY........57-67 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH BECOMING SOUTH IN THE
AFTERNOON.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MARTIN LUTHER KING JR DAY
MOSTLY CLEAR. PATCHY FOG. LOWS 20-30.
HIGHS 35-45. MIN HUMIDITIES 55-65 PERCENT. VARIABLE WINDS UP TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 25-35. HIGHS 35-45. MIN HUMIDITIES
55-65 PERCENT. SOUTHWEST WINDS 5-10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 20-30. HIGHS 30-40. NORTHEAST WINDS
5-10 MPH.
THURSDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 15-25. HIGHS 30-40.
FRIDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 30 PERCENT.
LOWS 15-25. HIGHS 25-35.
MTZ109-172300-
BITTERROOT-
1247 AM MST SAT JAN 17 2026
TODAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....30-40.
* MIN HUMIDITY........41-51 PERCENT.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............SOUTHWEST 5-10 MPH.
* MIXING HEIGHT.......1-2 KFT AGL.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....20-25.
* MAX HUMIDITY........73-83 PERCENT VALLEYS AND 58-68 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-35 RIDGES.
* MIN HUMIDITY........47-57 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.
* TRANSPORT WINDS.....VARIABLE LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MARTIN LUTHER KING JR DAY
MOSTLY CLEAR. LOWS 15-25. HIGHS 35-45. MIN
HUMIDITIES 35-45 PERCENT. SOUTH WINDS 5-10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 20-30. HIGHS 35-45. MIN HUMIDITIES
45-55 PERCENT. SOUTHWEST WINDS 10-15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 20-30. HIGHS 30-40. WEST WINDS
5-10 MPH.
THURSDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 15-25. HIGHS 30-40.
FRIDAY
PARTLY CLOUDY WITH CHANCE OF SNOW. CHANCE OF SNOW 40 PERCENT.
LOWS 15-25. HIGHS 25-35.
MTZ110-111-172300-
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-
1247 AM MST SAT JAN 17 2026
TODAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....40-45 VALLEYS AND 30-40 RIDGES.
* MIN HUMIDITY........28-38 PERCENT VALLEYS AND 38-48 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............WEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....WEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....15-20.
* MAX HUMIDITY........68-78 PERCENT VALLEYS AND 60-70 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......SOUTHWEST 5-15 MPH.
* RIDGE TOP............SOUTHWEST 5-15 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL.
* TRANSPORT WINDS.....WEST 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
SUNDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....35-40 VALLEYS AND 25-35 RIDGES.
* MIN HUMIDITY........42-52 PERCENT VALLEYS AND 49-59 PERCENT
RIDGES.
* 20-FOOT WINDS.......
* LOWER ELEVATION......CALM TO VARIABLE LESS THAN 7 MPH.
* RIDGE TOP............NORTH 5-10 MPH.
* MIXING HEIGHT.......BELOW 500 FT TO 1 KFT AGL UNTIL 1300, THEN
1-2 KFT AGL.
* TRANSPORT WINDS.....NORTHWEST 10 MPH UNTIL 0800, THEN VARIABLE
LESS THAN 10 MPH.
* CHANCE LIGHTNING....0 PERCENT.
* CWR (> 0.10 INCH)...0 PERCENT.
MARTIN LUTHER KING JR DAY
MOSTLY CLEAR. LOWS 15-25. HIGHS 35-45. MIN
HUMIDITIES 30-40 PERCENT. WEST WINDS 5-10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 20-30. HIGHS 35-45. MIN HUMIDITIES
35-45 PERCENT. SOUTHWEST WINDS 10-15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 15-25. HIGHS 30-40. NORTHWEST WINDS
10-15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 10-20. HIGHS 30-40.
FRIDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. CHANCE OF SNOW
20 PERCENT. LOWS 10-20. HIGHS 25-35.
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