Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
813
FNUS55 KMSO 192001
FWFMSO
Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho
National Weather Service Missoula MT
101 PM MST Wed Nov 19 2025
.DISCUSSION...
Idaho (Zones 102 and 103): - Valley Fog: Expect reduced visibility
during the day commute through Friday, particularly in the
valleys. Taking a quick look at the next 48 hours... Tonight`s
weather, mostly clear until midnight then becoming mostly cloudy.
Thursday, mostly cloudy with a 20 percent chance of rain. Patchy fog
in the day. Thursday Night, mostly cloudy with a 40 percent chance
of rain and snow. Patchy fog. Friday, mostly cloudy. A chance of
snow in the day, then slight chance of rain and snow in the
afternoon. Patchy fog in the day.
Northwest MT (Zones 104 and 105): - Valley Fog: Expect reduced
visibility during the day commute through Friday, particularly in
the valleys. Taking a quick look at the next 48 hours... Tonight`s
weather, mostly clear. Thursday, partly cloudy. Patchy fog in the
day. Thursday Night, partly cloudy until midnight then becoming
mostly cloudy. A chance of rain. A chance of snow. Patchy fog.
Friday, mostly cloudy with a 50 percent chance of rain and snow.
Patchy fog in the day.
West Central MT (Zones 106, 107 and 108): - Valley Fog: Expect
reduced visibility during the day commute through Friday,
particularly in the valleys. Taking a quick look at the next
48 hours... Tonight`s weather, partly cloudy. Patchy fog after
midnight. Thursday, mostly cloudy in the day then clearing. Patchy
fog in the day. Thursday Night, partly cloudy. Patchy fog through
the night. A 20 percent chance of rain until midnight. Friday,
mostly cloudy with a slight chance of snow. Patchy fog in the day.
Slight chance of rain in the afternoon.
Southwest MT (Zones 109, 110 and 111): - Valley Fog: Expect
reduced visibility during the day commute through Friday,
particularly in the valleys. Taking a quick look at the next
48 hours... Tonight`s weather, mostly cloudy until midnight then
becoming partly cloudy. Patchy fog after midnight. Thursday, partly
cloudy. Patchy fog in the day. Thursday Night, mostly clear.
Friday, mostly sunny. Humidities will be a little lower.
IDZ102-103-201100-
Palouse/Hells Canyon-Clearwater/Nez Perce-
1201 PM PST Wed Nov 19 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....30-35.
* Max Humidity........79-89 percent.
* 20-Foot Winds.......
* Lower Elevation......Southeast 5-10 mph.
* Ridge Top............Southeast 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.
.THURSDAY...
* Sky/Weather.........Partly cloudy. Patchy fog in the morning.
Slight chance of rain. Snow level 6000 feet.
* Max Temperature.....50-55 valleys and 35-45 ridges.
* Min Humidity........64-74 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............Southeast 5-10 mph.
* Mixing Height.......Below 500 ft to 1 kft agl until 1300, then 2
kft agl.
* Transport Winds.....Variable less than 10 mph.
* Chance Lightning....0 percent in the Palouse/Hells Canyon...and
near 0 percent in the Clearwater/Nez Perce.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. and patchy fog. Chance of rain
and snow. Snow level 6000 feet.
* Min Temperature.....35-40 valleys and 25-30 ridges.
* Max Humidity........81-91 percent.
* 20-Foot Winds.......
* Lower Elevation......Variable less than 5 mph in the evening
becoming downslope/downvalley 1-3 mph.
* Ridge Top............Northwest up to 5 mph.
* Mixing Height.......1-2 kft agl.
* Transport Winds.....Variable less than 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.FRIDAY...
* Sky/Weather.........Partly cloudy. Patchy fog in the morning.
Chance of snow. Snow level 5500 feet.
* Max Temperature.....45-55 valleys and 35-45 ridges.
* Min Humidity........61-71 percent valleys and 68-78 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 1300, then 2
kft agl.
* Transport Winds.....Variable less than 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SATURDAY...Partly cloudy with slight chance of rain and snow. Chance
of precipitation 20 percent. Lows 30-40. Highs 45-55. Min humidities
50-60 percent. South winds 5-10 mph.
.SUNDAY...Mostly cloudy with chance of rain and snow. Chance of
precipitation 30 percent. Lows 35-45. Highs 45-55. Min humidities
50-60 percent. South winds 5-10 mph.
.MONDAY...Mostly cloudy with snow likely and chance of rain. Chance of
precipitation 60 percent. Lows 35-45. Highs 40-50. Southwest winds
10-15 mph.
.TUESDAY...Mostly cloudy with chance of snow and rain. Chance of
precipitation 30 percent. Lows 25-35. Highs 35-45.
.WEDNESDAY...Partly cloudy with slight chance of snow. Chance of snow
20 percent. Lows 20-30. Highs 35-45.
$$
MTZ104-105-201100-
Kootenai-Flathead/Glacier Park-
101 PM MST Wed Nov 19 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....25-30.
* Max Humidity........94-100 percent valleys and 76-86 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Southeast 5-10 mph.
* Ridge Top............Southeast 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.
.THURSDAY...
* Sky/Weather.........Partly cloudy. Patchy fog in the morning.
* Max Temperature.....45-50 valleys and 30-40 ridges.
* Min Humidity........58-68 percent valleys and 68-78 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.
.THURSDAY NIGHT...
* Sky/Weather.........Partly cloudy. and patchy fog. Chance of rain
and snow. Snow level 5000 feet.
* Min Temperature.....25-30.
* Max Humidity........93-100 percent valleys and 79-89 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming variable less than 5 mph
after midnight.
* Ridge Top............West 10-20 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.
.FRIDAY...
* Sky/Weather.........Mostly cloudy. Patchy fog in the morning.
Chance of rain and snow. Snow level 4500 feet.
* Max Temperature.....40-45 valleys and 30-35 ridges.
* Min Humidity........62-72 percent valleys and 73-83 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Southwest 10-20 mph.
* Ridge Top............Southwest 10-20 mph.
* Mixing Height.......1-2 kft agl until 1200, then 3 kft agl.
* Transport Winds.....Southwest 15 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SATURDAY...Mostly cloudy with chance of rain and snow. Chance of
precipitation 40 percent. Lows 30-40. Highs 40-50. Min humidities
70-80 percent. Southwest winds 10-20 mph.
.SUNDAY...Mostly cloudy with chance of rain and snow. Chance of
precipitation 50 percent. Lows 35-45. Highs 40-50. Min humidities
60-70 percent. Southwest winds 10-20 mph.
.MONDAY...Mostly cloudy with snow with rain likely. Chance of
precipitation 80 percent. Lows 30-40. Highs 35-45. Southwest winds
10-20 mph.
.TUESDAY...Mostly cloudy with chance of snow. Chance of snow
40 percent. Lows 20-30. Highs 30-40.
.WEDNESDAY...Partly cloudy with slight chance of snow. Chance of snow
20 percent. Lows 15-25. Highs 25-35.
$$
MTZ106-108-201100-
West Lolo-East Lolo-
101 PM MST Wed Nov 19 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy. Patchy fog.
* Min Temperature.....25-30.
* Max Humidity........83-93 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............Southeast 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.
.THURSDAY...
* Sky/Weather.........Partly cloudy. Patchy fog in the morning.
* Max Temperature.....45-50 valleys and 35-45 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............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.
.THURSDAY NIGHT...
* Sky/Weather.........Partly cloudy. Patchy fog. Slight chance of
rain. Snow level 6000 feet.
* Min Temperature.....25-30.
* Max Humidity........88-98 percent valleys and 82-92 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......West 5-10 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.
.FRIDAY...
* Sky/Weather.........Partly cloudy. Patchy fog in the morning.
Slight chance of snow. Snow level 5000 feet.
* Max Temperature.....35-45.
* Min Humidity........58-68 percent valleys and 68-78 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 1200, then 3
kft agl.
* Transport Winds.....West 15 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SATURDAY...Mostly cloudy with chance of rain and snow. Chance of
precipitation 30 percent. Lows 30-40. Highs 40-50. Min humidities
55-65 percent. Southwest winds 5-10 mph.
.SUNDAY...Mostly cloudy with chance of rain and snow. Chance of
precipitation 40 percent. Lows 30-40. Highs 45-55. Min humidities
50-60 percent. Southwest winds 10-15 mph.
.MONDAY...Mostly cloudy with snow likely and chance of rain. Chance of
precipitation 70 percent. Lows 30-40. Highs 40-50. Southwest winds
10-20 mph.
.TUESDAY...Colder. Mostly cloudy with chance of snow. Chance of snow
40 percent. Lows 25-35. Highs 30-40.
.WEDNESDAY...Partly cloudy with slight chance of snow. Chance of snow
20 percent. Lows 15-25. Highs 30-40.
$$
MTZ107-201100-
Flathead Reservation-
101 PM MST Wed Nov 19 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy. Patchy fog after midnight.
* Min Temperature.....25-35.
* Max Humidity........81-91 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............South 5-15 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.
.THURSDAY...
* Sky/Weather.........Partly cloudy. Patchy fog in the morning.
* Max Temperature.....45-50 valleys and 30-35 ridges.
* Min Humidity........67-77 percent valleys and 75-85 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.
.THURSDAY NIGHT...
* Sky/Weather.........Partly cloudy. Patchy fog.
* Min Temperature.....25-35.
* Max Humidity........81-91 percent.
* 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.
.FRIDAY...
* Sky/Weather.........Mostly cloudy. Patchy fog in the morning.
Slight chance of snow in the afternoon. Snow level 5000 feet.
* Max Temperature.....45-50 valleys and 25-30 ridges.
* Min Humidity........64-74 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 1200, then 2
kft agl.
* Transport Winds.....Southwest 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SATURDAY...Mostly cloudy with chance of rain and snow. Chance of
precipitation 30 percent. Lows 30-40. Highs 45-55. Min humidities
60-70 percent. Southwest winds 5-10 mph.
.SUNDAY...Mostly cloudy with chance of rain and snow. Chance of
precipitation 40 percent. Lows 35-45. Highs 45-55. Min humidities
55-65 percent. Southwest winds 5-10 mph.
.MONDAY...Mostly cloudy with snow likely and chance of rain. Chance of
precipitation 70 percent. Lows 35-45. Highs 45-55. Southwest winds
10-20 mph.
.TUESDAY...Colder. Mostly cloudy with chance of snow and rain likely.
Chance of precipitation 60 percent. Lows 25-35. Highs 35-45.
.WEDNESDAY...Partly cloudy with slight chance of snow. Chance of snow
20 percent. Lows 20-30. Highs 30-40.
$$
MTZ109-201100-
Bitterroot-
101 PM MST Wed Nov 19 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy. Patchy fog in the evening.
* Min Temperature.....25-30.
* Max Humidity........78-88 percent.
* 20-Foot Winds.......
* Lower Elevation......Southeast 5-10 mph.
* Ridge Top............Southeast 5-10 mph.
* Mixing Height.......1-2 kft agl.
* Transport Winds.....South 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....50-55 valleys and 35-40 ridges.
* Min Humidity........52-62 percent valleys and 64-74 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............Southeast 5-10 mph.
* Mixing Height.......Below 500 ft to 1 kft agl until 1300, then 2
kft agl.
* Transport Winds.....Variable less than 10 mph.
* Chance Lightning....Near 0 percent in the Darby, Sula, and West
Fork Districts...and 0 percent in areas north of Hamilton.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY NIGHT...
* Sky/Weather.........Partly cloudy. Chance of rain and slight
chance of snow. Snow level 6500 feet.
* Min Temperature.....25-35.
* Max Humidity........87-97 percent valleys and 80-90 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.
.FRIDAY...
* Sky/Weather.........Partly cloudy. Slight chance of snow.
* Max Temperature.....50-55 valleys and 35-40 ridges.
* Min Humidity........51-61 percent valleys and 62-72 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 1200, then 2 kft agl.
* Transport Winds.....Southwest 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SATURDAY...Partly cloudy with slight chance of rain and snow. Chance
of precipitation 20 percent. Lows 30-40. Highs 40-50. Min humidities
45-55 percent. Southwest winds 5-10 mph.
.SUNDAY...Partly cloudy with slight chance of rain and snow. Chance of
precipitation 20 percent. Lows 30-40. Highs 45-55. Min humidities
40-50 percent. Southwest winds 5-15 mph.
.MONDAY...Mostly cloudy with chance of snow and rain. Chance of
precipitation 50 percent. Lows 30-40. Highs 40-50. Southwest winds
10-20 mph.
.TUESDAY...Colder. Mostly cloudy with chance of snow. Chance of snow
30 percent. Lows 25-35. Highs 30-40.
.WEDNESDAY...Partly cloudy with slight chance of snow. Chance of snow
20 percent. Lows 15-25. Highs 30-40.
$$
MTZ110-111-201100-
Deerlodge/West Beaverhead-East Beaverhead-
101 PM MST Wed Nov 19 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy. Patchy fog after midnight.
* Min Temperature.....25-30.
* Max Humidity........93-100 percent valleys and 83-93 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......South 5-10 mph.
* Ridge Top............South 5-10 mph.
* Mixing Height.......Below 500 ft to 1 kft agl.
* Transport Winds.....South 10 mph until 0400, then 10 mph.
* Chance Lightning....0 percent in the Deerlodge/West
Beaverhead...and near 0 percent in the East Beaverhead.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY...
* Sky/Weather.........Partly cloudy. Patchy fog in the morning.
* Max Temperature.....45-50 valleys and 35-40 ridges.
* Min Humidity........43-53 percent valleys and 56-66 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............South 5-10 mph.
* Mixing Height.......Below 500 ft to 1 kft agl until 1200, then 3
kft agl until 1600, then 2 kft agl.
* Transport Winds.....South 10 mph until 1600, then variable less
than 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.THURSDAY NIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....20-30.
* Max Humidity........88-98 percent valleys and 74-84 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Southwest 5-10 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.
.FRIDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....45-55 valleys and 35-40 ridges.
* Min Humidity........39-49 percent valleys and 47-57 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 1200, then
1-2 kft agl.
* Transport Winds.....West 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SATURDAY...Partly cloudy. Lows 25-35. Highs 40-50. Min humidities
40-50 percent. Southwest winds 5-15 mph.
.SUNDAY...Partly cloudy. Lows 25-35. Highs 45-55. Min humidities
35-45 percent. Southwest winds 5-15 mph.
.MONDAY...Partly cloudy with chance of snow. Chance of snow 30 percent.
Lows 30-40. Highs 40-50. Southwest winds 10-20 mph.
.TUESDAY...Colder. Partly cloudy with chance of snow. Chance of snow
30 percent. Lows 20-30. Highs 30-40.
.WEDNESDAY...Partly cloudy with slight chance of snow. Chance of snow
20 percent. Lows 15-25. Highs 25-35.
$$