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AFOS product FWFMSO
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Product Timestamp: 2025-08-02 20:12 UTC
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086
FNUS55 KMSO 022012
FWFMSO
Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho
National Weather Service Missoula MT
212 PM MDT Sat Aug 2 2025
.DISCUSSION...
Idaho (Zones 102 and 103): Storms this afternoon, mainly producing brief
heavy rain, are expected to quickly decrease in coverage by early
evening. Sunday remains on track to be drier with late day thunderstorms
possible. The next weather system on Monday brings higher moisture and
increasing shower and thunderstorm chances.
Northwest MT (Zones 104 and 105): Storms this afternoon, mainly
producing brief heavy rain are expected to linger into the evening,
especially in the Flathead NF. Sunday remains on track to be a drier day.
The next weather system on Monday brings higher moisture and increasing
shower and thunderstorm chances.
West Central MT (Zones 106, 107 and 108): Storms this afternoon, mainly
producing brief heavy rain, are expected to quickly decrease in
coverage by early evening. Sunday remains on track to be a drier day.
The next weather system on Monday brings higher moisture and increasing
shower and thunderstorm chances.
Southwest MT (Zones 109, 110 and 111): Storms this afternoon, mainly
producing brief heavy rain, are expected to quickly decrease in coverage
by early evening. Sunday remains on track to be drier with late day
thunderstorms possible. The next weather system on Monday brings higher
moisture and increasing shower and thunderstorm chances.
IDZ102-103-032015-
Palouse/Hells Canyon-Clearwater/Nez Perce-
112 PM PDT Sat Aug 2 2025
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....50-60.
* Max Humidity........56-66 percent valleys and 49-59 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Downslope/downvalley 2-5 mph.
* Ridge Top............Northwest 5-10 mph.
* Mixing Height.......8 kft agl until 2000. Below 500 ft to 1 kft
agl after 2100.
* Transport Winds.....West 10 mph until 0300, then variable less
than 10 mph.
* Chance Lightning....Near 0 percent in the Palouse/Hells
Canyon...and 0 percent in the Clearwater/Nez Perce.
* CWR (> 0.10 Inch)...0 percent.
.SUNDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....88-98 valleys and 70-80 ridges.
* Min Humidity........13-23 percent valleys and 19-29 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming upslope/upvalley 4-8 mph in
the afternoon.
* Ridge Top............Southwest 5-10 mph becoming west in the
afternoon.
* Mixing Height.......1-2 kft agl until 1000. 10 kft agl after
1500.
* Transport Winds.....Variable less than 10 mph until 1000, then
west 10 mph.
* Chance Lightning....Near 0 percent in the Palouse/Hells
Canyon...and 15 percent in the Clearwater/Nez Perce.
* CWR (> 0.10 Inch)...0 percent.
.SUNDAY NIGHT...
* Sky/Weather.........Partly cloudy. Chance of rain showers and
chance of thunderstorms.
* Min Temperature.....50-60.
* Max Humidity........55-65 percent.
* 20-Foot Winds.......
* Lower Elevation......Variable less than 5 mph.
* Ridge Top............North 5-10 mph becoming southeast after
midnight.
* Mixing Height.......8 kft agl until 1900. Below 500 ft to 1 kft
agl after 2000.
* Transport Winds.....Northwest 10 mph.
* Chance Lightning....40 percent in the Palouse/Hells Canyon...and
30 percent in the Clearwater/Nez Perce.
* CWR (> 0.10 Inch)...10 percent.
.MONDAY...
* Sky/Weather.........Partly cloudy. Chance of rain showers and
thunderstorms.
* Max Temperature.....75-85 valleys and 65-70 ridges.
* Min Humidity........35-45 percent valleys and 43-53 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming upslope/upvalley 4-8 mph in
the afternoon.
* Ridge Top............Northwest 5-10 mph.
* Mixing Height.......3 kft agl until 1100. 6 kft agl after 1500.
* Transport Winds.....West 10 mph.
* Chance Lightning....50 percent in the Palouse/Hells Canyon...and
60 percent in the Clearwater/Nez Perce.
* CWR (> 0.10 Inch)...10 percent in the Palouse/Hells Canyon...and
40 percent in the Clearwater/Nez Perce.
.TUESDAY...Partly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 30 percent. Lows 50-60. Highs 75-85. Min
humidities 15-25 percent. Southwest winds 5-10 mph.
.WEDNESDAY...Partly cloudy. Lows 55-65. Highs 75-85. Min humidities
15-25 percent. West winds 5-10 mph.
.THURSDAY...Mostly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs
70-80. West winds 5-10 mph.
.FRIDAY...Partly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs
70-80.
.SATURDAY...Partly cloudy. Lows 50-60. Highs 75-85.
$$
MTZ104-105-032015-
Kootenai-Flathead/Glacier Park-
212 PM MDT Sat Aug 2 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy. Chance of rain showers and
thunderstorms.
* Min Temperature.....50-55.
* Max Humidity........88-98 percent valleys and 78-88 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Variable less than 5 mph in the evening
becoming downslope/downvalley 1-3 mph.
* Ridge Top............West 5-15 mph.
* Mixing Height.......5 kft agl until 2000, then below 500 ft to 1
kft agl.
* Transport Winds.....West 15 mph until 2100, then variable less
than 10 mph.
* Chance Lightning....40 percent.
* CWR (> 0.10 Inch)...10 percent.
.SUNDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....80-90 valleys and 65-75 ridges.
* Min Humidity........20-30 percent valleys and 34-44 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......West 10-15 mph.
* Ridge Top............West 10-15 mph.
* Mixing Height.......3 kft agl until 1000. 10 kft agl after 1400.
* Transport Winds.....West 10 mph until 1200, then 15 mph.
* Chance Lightning....Near 0 percent in the Kootenai...and 15
percent in the Flathead/Glacier Park.
* CWR (> 0.10 Inch)...0 percent.
.SUNDAY NIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....50-55.
* Max Humidity........74-84 percent valleys and 55-65 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Downslope/downvalley 1-3 mph.
* Ridge Top............West 5-15 mph becoming south 5-10 mph after
midnight.
* Mixing Height.......9 kft agl until 1900. Below 500 ft to 1 kft
agl after 2000.
* Transport Winds.....West 15 mph until 2200, then variable less
than 10 mph.
* Chance Lightning....0 percent in the Kootenai...and near 0
percent in the Flathead/Glacier Park.
* CWR (> 0.10 Inch)...0 percent.
.MONDAY...
* Sky/Weather.........Partly cloudy. Slight chance of thunderstorms
in the afternoon.
* Max Temperature.....80-85 valleys and 65-70 ridges.
* Min Humidity........31-41 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............South 5-10 mph becoming west in the
afternoon.
* Mixing Height.......2 kft agl until 1000. 7 kft agl after 1300.
* Transport Winds.....Southwest 10 mph.
* Chance Lightning....30 percent in the Kootenai...and 40 percent
in the Flathead/Glacier Park.
* CWR (> 0.10 Inch)...10 percent.
.TUESDAY...Partly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 30 percent. Lows 50-60. Highs 70-80. Min
humidities 20-30 percent. Southwest winds 10-15 mph.
.WEDNESDAY...Partly cloudy. Lows 50-60. Highs 70-80. Min humidities
25-35 percent. Southwest winds 10-15 mph.
.THURSDAY...Mostly cloudy with chance of rain showers and
thunderstorms. Chance of precipitation 30 percent. Lows 50-60. Highs
65-75. Southwest winds 10-15 mph.
.FRIDAY...Mostly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 30 percent. Lows 50-60. Highs 65-75.
.SATURDAY...Partly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs
70-80.
$$
MTZ106-108-032015-
West Lolo-East Lolo-
212 PM MDT Sat Aug 2 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....45-55.
* Max Humidity........68-78 percent valleys and 56-66 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......West 5-10 mph in the evening becoming
downslope/downvalley 2-5 mph.
* Ridge Top............West 5-15 mph.
* Mixing Height.......6 kft agl until 2000. Below 500 ft to 1 kft
agl after 2100.
* Transport Winds.....West 15 mph until 2200, then variable less
than 10 mph.
* Chance Lightning....Near 0 percent in the West Lolo...and 0
percent in the East Lolo.
* CWR (> 0.10 Inch)...0 percent.
.SUNDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....80-90 valleys and 73-83 ridges.
* Min Humidity........11-21 percent valleys and 18-28 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............West 5-10 mph.
* Mixing Height.......2 kft agl until 1000. 11 kft agl after 1500.
* Transport Winds.....West 10 mph until 1500, then 15 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SUNDAY NIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....50-60.
* Max Humidity........52-62 percent.
* 20-Foot Winds.......
* Lower Elevation......West 5-10 mph.
* Ridge Top............West 5-10 mph becoming south after midnight.
* Mixing Height.......10 kft agl until 1900. Below 500 ft to 1 kft
agl after 2000.
* Transport Winds.....West 15 mph until 2100, then variable less
than 10 mph.
* Chance Lightning....Near 0 percent in the West Lolo...and 0
percent in the East Lolo.
* CWR (> 0.10 Inch)...0 percent.
.MONDAY...
* Sky/Weather.........Partly cloudy. Chance of rain showers and
thunderstorms.
* Max Temperature.....68-78.
* Min Humidity........31-41 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............West 5-10 mph.
* Mixing Height.......2 kft agl until 1000, then 4 kft agl until
1200, then 6 kft agl until 1400, then 7 kft agl until 1700, then
5 kft agl.
* Transport Winds.....Variable less than 10 mph until 0800, then
west 10 mph.
* Chance Lightning....50 percent in the West Lolo...and 40 percent
in the East Lolo.
* CWR (> 0.10 Inch)...10 percent in the West Lolo...and 30 percent
in the East Lolo.
.TUESDAY...Partly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 30 percent. Lows 50-60. Highs 70-80. Min
humidities 15-25 percent. West winds 5-10 mph.
.WEDNESDAY...Partly cloudy. Lows 50-60. Highs 75-85. Min humidities
15-25 percent. Southwest winds 5-10 mph.
.THURSDAY...Mostly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs
70-80. West winds 5-10 mph.
.FRIDAY...Partly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 30 percent. Lows 50-60. Highs 70-80.
.SATURDAY...Partly cloudy. Lows 50-60. Highs 70-80.
$$
MTZ107-032015-
Flathead Reservation-
212 PM MDT Sat Aug 2 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy. Slight chance of rain showers
and thunderstorms.
* Min Temperature.....50-60.
* Max Humidity........60-70 percent.
* 20-Foot Winds.......
* Lower Elevation......West 5-10 mph in the evening becoming
downslope/downvalley 2-5 mph.
* Ridge Top............West 5-15 mph.
* Mixing Height.......6 kft agl until 2000. Below 500 ft to 1 kft
agl after 2100.
* Transport Winds.....West 10 mph.
* Chance Lightning....20 percent in areas west of Highway 93...and
25 percent in the Mission Mtns and areas east of Highway 93.
* CWR (> 0.10 Inch)...10 percent.
.SUNDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....90-95 valleys and 65-70 ridges.
* Min Humidity........13-23 percent valleys and 22-32 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............West 5-15 mph.
* Mixing Height.......1-2 kft agl until 1000. 11 kft agl after
1400.
* Transport Winds.....West 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SUNDAY NIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....50-60.
* Max Humidity........49-59 percent.
* 20-Foot Winds.......
* Lower Elevation......West 5-10 mph in the evening becoming
downslope/downvalley 2-5 mph.
* Ridge Top............West 5-10 mph becoming southeast after
midnight.
* Mixing Height.......11 kft agl until 1900. Below 500 ft to 1 kft
agl after 2300.
* Transport Winds.....Northwest 10 mph until 0400, then variable
less than 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.MONDAY...
* Sky/Weather.........Mostly cloudy. Chance of rain showers and
thunderstorms.
* Max Temperature.....80-85 valleys and 60-65 ridges.
* Min Humidity........30-40 percent valleys and 44-54 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Calm to variable less than 7 mph.
* Ridge Top............South 5-10 mph becoming northwest in the
afternoon.
* Mixing Height.......3 kft agl until 1100. 6 kft agl after 1400.
* Transport Winds.....Variable less than 10 mph until 0700, then
west 10 mph.
* Chance Lightning....40 percent.
* CWR (> 0.10 Inch)...10 percent.
.TUESDAY...Partly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 40 percent. Lows 50-60. Highs 75-85. Min
humidities 15-25 percent. Southwest winds 5-10 mph.
.WEDNESDAY...Partly cloudy. Lows 55-65. Highs 75-85. Min humidities
15-25 percent. Southwest winds 10-15 mph.
.THURSDAY...Mostly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs
70-80. Southwest winds 10-15 mph.
.FRIDAY...Partly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 30 percent. Lows 50-60. Highs 70-80.
.SATURDAY...Partly cloudy. Lows 50-60. Highs 75-85.
$$
MTZ109-032015-
Bitterroot-
212 PM MDT Sat Aug 2 2025
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....45-55.
* Max Humidity........73-83 percent valleys and 53-63 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Northwest 5-10 mph in the evening becoming
downslope/downvalley 2-5 mph.
* Ridge Top............West 5-15 mph.
* Mixing Height.......7 kft agl until 2000. 1-2 kft agl after 2100.
* Transport Winds.....Northwest 15 mph until 2100, then variable
less than 10 mph.
* Chance Lightning....0 percent.
* CWR (> 0.10 Inch)...0 percent.
.SUNDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....85-90 valleys and 70-75 ridges.
* Min Humidity........17-27 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming upslope/upvalley 4-8 mph in
the afternoon.
* Ridge Top............West 5-10 mph.
* Mixing Height.......3 kft agl until 1000. 11 kft agl after 1500.
* Transport Winds.....Southwest 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.
.SUNDAY NIGHT...
* Sky/Weather.........Partly cloudy. Slight chance of rain showers
and thunderstorms.
* Min Temperature.....45-55.
* Max Humidity........77-87 percent valleys and 58-68 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......North 5-10 mph in the evening becoming
downslope/downvalley 2-5 mph.
* Ridge Top............Northwest 5-10 mph becoming southeast up to
5 mph after midnight.
* Mixing Height.......9 kft agl until 1900. Below 500 ft to 1 kft
agl after 2000.
* Transport Winds.....Northwest 10 mph until 2100. Variable less
than 10 mph after 0500.
* Chance Lightning....30 percent in the Darby, Sula, and West Fork
Districts...and near 0 percent in areas north of Hamilton.
* CWR (> 0.10 Inch)...10 percent.
.MONDAY...
* Sky/Weather.........Partly cloudy. Chance of thunderstorms in the
afternoon.
* Max Temperature.....80-85 valleys and 65-70 ridges.
* Min Humidity........34-44 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming upslope/upvalley 4-8 mph in
the afternoon.
* Ridge Top............South up to 5 mph becoming northwest 5-10
mph in the afternoon.
* Mixing Height.......2 kft agl until 1000. 6 kft agl after 1200.
* Transport Winds.....Variable less than 10 mph until 0900, then 10
mph until 1500, then 15 mph.
* Chance Lightning....50 percent.
* CWR (> 0.10 Inch)...40 percent.
.TUESDAY...Partly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 40 percent. Lows 45-55. Highs 70-80. Min
humidities 15-25 percent. Southwest winds 5-10 mph.
.WEDNESDAY...Partly cloudy. Lows 50-60. Highs 70-80. Min humidities
20-30 percent. Southwest winds 5-10 mph.
.THURSDAY...Partly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs
70-80. West winds 5-10 mph.
.FRIDAY...Partly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs
65-75.
.SATURDAY...Partly cloudy. Lows 50-60. Highs 70-80.
$$
MTZ110-111-032015-
Deerlodge/West Beaverhead-East Beaverhead-
212 PM MDT Sat Aug 2 2025
.TONIGHT...
* Sky/Weather.........Partly cloudy. Slight chance of rain showers
and thunderstorms.
* Min Temperature.....33-43 valleys and 45-50 ridges.
* Max Humidity........86-96 percent valleys and 66-76 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......Northwest 5-15 mph in the evening becoming
downslope/downvalley 2-5 mph.
* Ridge Top............Northwest 5-15 mph.
* Mixing Height.......7 kft agl until 2000. Below 500 ft to 1 kft
agl after 2100.
* Transport Winds.....Northwest 15 mph until 2400, then variable
less than 10 mph.
* Chance Lightning....20 percent in the Deerlodge/West
Beaverhead...and 30 percent in the East Beaverhead.
* CWR (> 0.10 Inch)...10 percent.
.SUNDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....75-85 valleys and 65-75 ridges.
* Min Humidity........14-24 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming west 5-15 mph in the
afternoon.
* Ridge Top............West 5-15 mph.
* Mixing Height.......Below 500 ft to 1 kft agl until 0900. 11 kft
agl after 1500.
* Transport Winds.....West 10 mph until 1400, then 15 mph.
* Chance Lightning....Near 0 percent in the Deerlodge/West
Beaverhead...and 20 percent in the East Beaverhead.
* CWR (> 0.10 Inch)...0 percent.
.SUNDAY NIGHT...
* Sky/Weather.........Partly cloudy. Slight chance of rain showers
and thunderstorms.
* Min Temperature.....38-48 valleys and 45-50 ridges.
* Max Humidity........81-91 percent valleys and 62-72 percent
ridges.
* 20-Foot Winds.......
* Lower Elevation......West 5-10 mph in the evening becoming
downslope/downvalley 2-5 mph.
* Ridge Top............Northwest 5-15 mph becoming southeast 5-10
mph after midnight.
* Mixing Height.......10 kft agl until 1900. Below 500 ft to 1 kft
agl after 2000.
* Transport Winds.....West 10 mph until 2100, then variable less
than 10 mph until 2400, then east 10 mph until 0300, then
southeast 10 mph.
* Chance Lightning....30 percent in the Deerlodge/West
Beaverhead...and 25 percent in the East Beaverhead.
* CWR (> 0.10 Inch)...10 percent.
.MONDAY...
* Sky/Weather.........Partly cloudy. Slight chance of thunderstorms
in the afternoon.
* Max Temperature.....75-85 valleys and 70-75 ridges.
* Min Humidity........19-29 percent.
* 20-Foot Winds.......
* Lower Elevation......Calm to becoming west 5-15 mph in the
afternoon.
* Ridge Top............Southeast 5-10 mph becoming southwest 5-15
mph in the afternoon.
* Mixing Height.......2 kft agl until 1000, then 4 kft agl until
1100, then 7 kft agl until 1200, then 10 kft agl until 1300, then
greater than 12 kft agl until 1700, then 11 kft agl.
* Transport Winds.....Variable less than 10 mph until 1000, then
southwest 15 mph until 1400, then 20 mph.
* Chance Lightning....50 percent in the Deerlodge/West
Beaverhead...and 25 percent in the East Beaverhead.
* CWR (> 0.10 Inch)...30 percent in the Deerlodge/West
Beaverhead...and 10 percent in the East Beaverhead.
.TUESDAY...Partly cloudy with chance of rain showers and thunderstorms.
Chance of precipitation 30 percent. Lows 45-55. Highs 70-80. Min
humidities 10-20 percent. West winds 10-15 mph.
.WEDNESDAY...Partly cloudy. Lows 50-60. Highs 75-85. Min humidities
10-20 percent. Southwest winds 10-15 mph.
.THURSDAY...Partly cloudy. Lows 50-60. Highs 75-85. West winds
10-20 mph.
.FRIDAY...Mostly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 45-55. Highs
70-80.
.SATURDAY...Partly cloudy with slight chance of rain showers and
thunderstorms. Chance of precipitation 20 percent. Lows 45-55. Highs
65-75.
$$