Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
618
FNUS55 KMSO 070657
FWFMSO
Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho
National Weather Service Missoula MT
1257 AM MDT Tue Oct 7 2025
.DISCUSSION...
Idaho (Zones 102 and 103): High pressure is established over the
Northern Rockies and will remain into Wednesday. Expect mostly clear
skies, light terrain-driven winds, and dry conditions today. Inversions
and midslope thermal belts will strengthen tonight. Dry conditions
persist while winds increase slightly on Wednesday as the ridge axis
moves east.
Northwest MT (Zones 104 and 105): High pressure is established over the
Northern Rockies and will remain into Wednesday. Expect mostly clear
skies, light terrain-driven winds, and dry conditions today. Inversions
and midslope thermal belts will strengthen tonight. Dry conditions
persist while winds increase slightly on Wednesday as the ridge axis
moves east.
West Central MT (Zones 106, 107 and 108): High pressure is established
over the Northern Rockies and will remain into Wednesday. Expect mostly
clear skies, light terrain-driven winds, and dry conditions today.
Inversions and midslope thermal belts will strengthen tonight. Dry
conditions persist while winds increase slightly on Wednesday as the
ridge axis moves east.
Southwest MT (Zones 109, 110 and 111): High pressure is established
over the Northern Rockies and will remain into Wednesday. Expect mostly
clear skies, light terrain-driven winds, and dry conditions today.
Inversions and midslope thermal belts will strengthen tonight. Dry
conditions persist while winds increase slightly on Wednesday as the
ridge axis moves east.
IDZ102-103-080700-
Palouse/Hells Canyon-Clearwater/Nez Perce-
1157 PM PDT Mon Oct 6 2025
.TODAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....70-80 valleys and 60-65 ridges.
* Min Humidity........22-32 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming upslope/upvalley 4-8 mph in
the afternoon.
* Ridge Top............South 5-10 mph.
* Mixing Height.......2 kft agl until 1200. 5 kft agl after 1500.
* Transport Winds.....Southeast 10 mph until 1300, then south 10
mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....35-45.
* Max Humidity........62-72 percent valleys and 52-62 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......South 5-15 mph.
* Ridge Top............South 5-15 mph.
* Mixing Height.......Below 500 ft to 1 kft agl.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.WEDNESDAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....73-83 valleys and 60-65 ridges.
* Min Humidity........20-30 percent.
* 20-Foot Winds.......
* Lower Elevation......South 5-15 mph.
* Ridge Top............South 5-15 mph.
* Mixing Height.......2 kft agl until 1100, then 4 kft agl until
1300, then 7 kft agl until 1500, then 8 kft agl until 1700, then
5 kft agl.
* Transport Winds.....South 15 mph.
* Chance Lightning....Near 0 percent.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY...Mostly clear. Lows 45-55. Highs 70-80. Min humidities
20-30 percent. Southeast winds 5-10 mph.
.FRIDAY...Partly cloudy with chance of rain. Chance of rain 40 percent.
Lows 45-55. Highs 70-80. Min humidities 30-40 percent. Southeast winds
5-10 mph.
.SATURDAY...Cooler. Mostly cloudy with rain. Chance of rain 80 percent.
Lows 40-50. Highs 50-60. Southwest winds 10-15 mph.
.SUNDAY...Mostly cloudy with rain and snow. Chance of precipitation
80 percent. Lows 35-45. Highs 45-55.
.COLUMBUS DAY...Mostly cloudy with chance of rain showers and snow.
Chance of precipitation 40 percent. Lows 30-40. Highs 45-55.
$$
MTZ104-105-080700-
Kootenai-Flathead/Glacier Park-
1257 AM MDT Tue Oct 7 2025
.TODAY...
* Sky/Weather.........Mostly sunny. Areas of frost in the morning.
* Max Temperature.....65-70 valleys and 48-58 ridges.
* Min Humidity........28-38 percent valleys and 40-50 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming upslope/upvalley 4-8 mph in
the afternoon.
* Ridge Top............Southwest 5-10 mph.
* Mixing Height.......3 kft agl until 1200. 5 kft agl after 1500.
* Transport Winds.....South 10 mph until 1600, then southwest 15
mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....35-40.
* Max Humidity........82-92 percent valleys and 53-63 percent
ridges.
* 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 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.WEDNESDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....70-75 valleys and 50-60 ridges.
* Min Humidity........21-31 percent valleys and 31-41 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......South 10-15 mph.
* Ridge Top............South 10-15 mph.
* Mixing Height.......2 kft agl until 1100, then 4 kft agl until
1300, then 7 kft agl until 1500, then 8 kft agl until 1700, then
5 kft agl.
* Transport Winds.....South 15 mph.
* Chance Lightning....Near 0 percent.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY...Mostly clear. Lows 40-50. Highs 60-70. Min humidities
30-40 percent. Northeast winds 10-15 mph.
.FRIDAY...Partly cloudy with slight chance of rain. Chance of rain
20 percent. Lows 40-50. Highs 65-75. Min humidities 30-40 percent. East
winds 10-15 mph.
.SATURDAY...Cooler. Mostly cloudy with rain likely. Chance of rain
70 percent. Lows 40-50. Highs 50-60. Southwest winds 10-20 mph.
.SUNDAY...Colder. Mostly cloudy with rain and snow. Chance of
precipitation 80 percent. Lows 30-40. Highs 40-50.
.COLUMBUS DAY...Mostly cloudy with chance of snow and rain. Chance of
precipitation 50 percent. Lows 25-35. Highs 40-50.
$$
MTZ106-108-080700-
West Lolo-East Lolo-
1257 AM MDT Tue Oct 7 2025
.TODAY...
* Sky/Weather.........Mostly sunny. Widespread frost in the
morning.
* Max Temperature.....65-75 valleys and 55-65 ridges.
* Min Humidity........26-36 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............South up to 5 mph.
* Mixing Height.......3 kft agl until 1300. 5 kft agl after 1600.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....33-43.
* Max Humidity........66-76 percent valleys and 53-63 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Downslope/downvalley 2-5 mph.
* Ridge Top............Southwest 5-15 mph.
* Mixing Height.......Below 500 ft to 1 kft agl.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.WEDNESDAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....65-75 valleys and 58-68 ridges.
* Min Humidity........21-31 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............South 5-10 mph.
* Mixing Height.......2 kft agl until 1100, then 4 kft agl until
1300, then 6 kft agl until 1400, then 8 kft agl until 1700, then
5 kft agl.
* Transport Winds.....Southwest 15 mph.
* Chance Lightning....Near 0 percent in the West Lolo...and 0
percent in the East Lolo.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY...Mostly clear. Lows 40-50. Highs 65-75. Min humidities
20-30 percent. East winds 5-10 mph.
.FRIDAY...Partly cloudy with slight chance of rain. Chance of rain
20 percent. Lows 40-50. Highs 65-75. Min humidities 25-35 percent. East
winds 5-10 mph.
.SATURDAY...Cooler. Mostly cloudy with rain likely. Chance of rain
70 percent. Lows 40-50. Highs 50-60. Southwest winds 10-15 mph.
.SUNDAY...Colder. Mostly cloudy with rain and snow likely. Chance of
precipitation 70 percent. Lows 30-40. Highs 40-50.
.COLUMBUS DAY...Mostly cloudy with chance of snow and rain. Chance of
precipitation 40 percent. Lows 30-40. Highs 40-50.
$$
MTZ107-080700-
Flathead Reservation-
1257 AM MDT Tue Oct 7 2025
.TODAY...
* Sky/Weather.........Mostly sunny. Areas of frost in the morning.
* Max Temperature.....65-70 valleys and 50-55 ridges.
* Min Humidity........31-41 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming upslope/upvalley 4-8 mph in
the afternoon.
* Ridge Top............Southwest 5-10 mph.
* Mixing Height.......3 kft agl until 1300, then 4 kft agl.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....35-45.
* Max Humidity........71-81 percent valleys and 55-65 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......South 5-10 mph.
* Ridge Top............South 10-15 mph.
* Mixing Height.......Below 500 ft to 1 kft agl.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.WEDNESDAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....70-75 valleys and 50-55 ridges.
* Min Humidity........25-35 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............South 10-20 mph becoming southwest 10-20 mph in
the afternoon.
* Mixing Height.......3 kft agl until 1200, then 5 kft agl until
1400, then 7 kft agl until 1700, then 4 kft agl.
* Transport Winds.....South 10 mph.
* Chance Lightning....Near 0 percent.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY...Mostly clear. Lows 40-50. Highs 65-75. Min humidities
30-40 percent. East winds 10-15 mph.
.FRIDAY...Partly cloudy with slight chance of rain. Chance of rain
20 percent. Lows 40-50. Highs 70-80. Min humidities 35-45 percent. East
winds 10-15 mph.
.SATURDAY...Cooler. Mostly cloudy with chance of rain. Chance of rain
40 percent. Lows 45-55. Highs 55-65. Southwest winds 10-15 mph.
.SUNDAY...Cooler. Mostly cloudy with rain and snow. Chance of
precipitation 80 percent. Lows 35-45. Highs 45-55.
.COLUMBUS DAY...Mostly cloudy with chance of rain and snow. Chance of
precipitation 50 percent. Lows 30-40. Highs 45-55.
$$
MTZ109-080700-
Bitterroot-
1257 AM MDT Tue Oct 7 2025
.TODAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....70-75 valleys and 55-60 ridges.
* Min Humidity........24-34 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............South 5-10 mph.
* Mixing Height.......3 kft agl until 1200. 5 kft agl after 1500.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....35-40.
* Max Humidity........66-76 percent valleys and 47-57 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......South 5-15 mph.
* Ridge Top............South 5-15 mph.
* Mixing Height.......Below 500 ft to 1 kft agl.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.WEDNESDAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....75-80 valleys and 55-60 ridges.
* Min Humidity........20-30 percent.
* 20-Foot Winds.......
* Lower Elevation......South 5-15 mph.
* Ridge Top............South 5-15 mph.
* Mixing Height.......2 kft agl until 1100, then 4 kft agl until
1300, then 7 kft agl until 1500, then 8 kft agl until 1700, then
5 kft agl.
* Transport Winds.....South 15 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY...Mostly clear. Lows 40-50. Highs 65-75. Min humidities
20-30 percent. Southeast winds 10-15 mph.
.FRIDAY...Partly cloudy with chance of rain. Chance of rain 30 percent.
Lows 40-50. Highs 65-75. Min humidities 30-40 percent. Southeast winds
10-15 mph.
.SATURDAY...Cooler. Mostly cloudy with rain. Chance of rain 80 percent.
Lows 40-50. Highs 45-55. Southwest winds 5-15 mph.
.SUNDAY...Mostly cloudy with snow and rain likely. Chance of
precipitation 70 percent. Lows 30-40. Highs 40-50.
.COLUMBUS DAY...Mostly cloudy with chance of snow and rain. Chance of
precipitation 40 percent. Lows 25-35. Highs 40-50.
$$
MTZ110-111-080700-
Deerlodge/West Beaverhead-East Beaverhead-
1257 AM MDT Tue Oct 7 2025
.TODAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....65-70 valleys and 50-60 ridges.
* Min Humidity........20-30 percent.
* 20-Foot Winds.......
* Lower Elevation......South 5-15 mph.
* Ridge Top............South 5-15 mph.
* Mixing Height.......2 kft agl until 1200. 5 kft agl after 1400.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....20-30 valleys and 30-35 ridges.
* Max Humidity........67-77 percent valleys and 48-58 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......South 10-20 mph.
* Ridge Top............South 10-20 mph.
* Mixing Height.......Below 500 ft to 1 kft agl.
* Transport Winds.....South 15 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.WEDNESDAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....65-70 valleys and 50-60 ridges.
* Min Humidity........16-26 percent.
* 20-Foot Winds.......
* Lower Elevation......South 10-20 mph.
* Ridge Top............South 10-20 mph.
* Mixing Height.......2 kft agl until 1100, then 4 kft agl until
1300, then 6 kft agl until 1700, then 4 kft agl.
* Transport Winds.....South 15 mph until 1400, then southwest 20
mph.
* Chance Lightning....Near 0 percent.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY...Mostly clear. Lows 35-45. Highs 65-75. Min humidities
15-25 percent. South winds 10-20 mph.
.FRIDAY...Mostly clear. Slight chance of rain. Chance of rain
20 percent. Lows 40-50. Highs 65-75. Min humidities 25-35 percent.
Southeast winds 15-25 mph.
.SATURDAY...Cooler. Mostly cloudy with chance of rain. Chance of rain
40 percent. Lows 40-50. Highs 50-60. Southwest winds 10-20 mph.
.SUNDAY...Colder. Mostly cloudy with chance of snow and rain. Chance of
precipitation 50 percent. Lows 30-40. Highs 40-50.
.COLUMBUS DAY...Partly cloudy with chance of snow. Chance of snow
30 percent. Lows 25-35. Highs 40-50.
$$