979 FNUS55 KMSO 302051 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 151 PM MST Tue Dec 30 2025 .DISCUSSION... Idaho (Zones 102 and 103): Valley inversions through with the weather pattern during week, with near normal temperatures. Taking a quick look at the next 48 hours... Tonight's weather, mostly clear. Wednesday, partly cloudy. Wednesday Night, mostly cloudy until midnight then becoming partly cloudy. New Years Day, mostly cloudy. A 20 percent chance of rain and snow in the afternoon. Northwest MT (Zones 104 and 105): Valley inversions through with the weather pattern during week, with near normal temperatures. Taking a quick look at the next 48 hours... Tonight's weather, mostly cloudy until midnight then clearing. Wednesday, partly cloudy. Wednesday Night, mostly cloudy until midnight then clearing. New Years Day, partly cloudy. West Central MT (Zones 106, 107 and 108): Valley inversions through with the weather pattern during week, with near normal temperatures. Taking a quick look at the next 48 hours... Tonight's weather, partly cloudy. Wednesday, partly cloudy. Wednesday Night, mostly cloudy until midnight then becoming partly cloudy. New Years Day, mostly cloudy. Southwest MT (Zones 109, 110 and 111): Valley inversions through with the weather pattern during week, with near normal temperatures. Taking a quick look at the next 48 hours... Tonight's weather, mostly clear. Wednesday, partly cloudy. Wednesday Night, mostly cloudy. New Years Day, mostly cloudy. A 20 percent chance of snow in the afternoon. IDZ102-103-311100- Palouse/Hells Canyon-Clearwater/Nez Perce- 1251 PM PST Tue Dec 30 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....25-30. * Max Humidity........56-66 percent. * 20-Foot Winds....... * Lower Elevation......Southeast 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.........Partly cloudy. * Max Temperature.....43-53 valleys and 35-40 ridges. * Min Humidity........48-58 percent. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 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 NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....25-30. * Max Humidity........64-74 percent. * 20-Foot Winds....... * Lower Elevation......Southeast 5-10 mph. * Ridge Top............Southeast 10-15 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. .NEW YEARS DAY... * Sky/Weather.........Mostly cloudy. Slight chance of snow in the afternoon. Snow level 4500 feet. * Max Temperature.....43-53 valleys and 35-40 ridges. * Min Humidity........57-67 percent. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............South 5-15 mph becoming southwest 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)...10 percent. .FRIDAY...Mostly cloudy with chance of rain and snow. Chance of precipitation 50 percent. Lows 35-45. Highs 40-50. Min humidities 70-80 percent. South winds 5-10 mph. .SATURDAY...Mostly cloudy with chance of rain and snow likely. Chance of precipitation 70 percent. Lows 35-45. Highs 40-50. Min humidities 60-70 percent. Southeast winds 10-15 mph. .SUNDAY...Mostly cloudy with chance of rain and snow. Chance of precipitation 50 percent. Lows 30-40. Highs 40-50. South winds 5-10 mph. .MONDAY...Mostly cloudy with chance of snow and rain. Chance of precipitation 40 percent. Lows 30-40. Highs 40-50. .TUESDAY...Mostly cloudy with chance of snow and rain. Chance of precipitation 40 percent. Lows 30-40. Highs 35-45. $$ MTZ104-105-311100- Kootenai-Flathead/Glacier Park- 151 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....20-25. * Max Humidity........85-95 percent valleys and 65-75 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............Southwest 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. .WEDNESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....35-40 valleys and 25-35 ridges. * Min Humidity........54-64 percent. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............Southwest 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. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....15-25. * Max Humidity........86-96 percent valleys and 67-77 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............Southwest 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. .NEW YEARS DAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....35-40 valleys and 25-35 ridges. * Min Humidity........57-67 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...Mostly cloudy with chance of snow and rain. Chance of precipitation 40 percent. Lows 25-35. Highs 35-45. Min humidities 75-85 percent. Southwest winds 10-15 mph. .SATURDAY...Mostly cloudy with chance of rain and snow. Chance of precipitation 40 percent. Lows 30-40. Highs 35-45. Min humidities 70-80 percent. South winds 10-15 mph. .SUNDAY...Mostly cloudy with chance of snow and rain. Chance of precipitation 50 percent. Lows 30-40. Highs 35-45. Southwest winds 10-20 mph. .MONDAY...Mostly cloudy with chance of snow. Chance of snow 30 percent. Lows 25-35. Highs 35-45. .TUESDAY...Mostly cloudy with chance of snow. Chance of snow 30 percent. Lows 25-35. Highs 35-45. $$ MTZ106-108-311100- West Lolo-East Lolo- 151 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....15-25 valleys and 25-30 ridges. * Max Humidity........77-87 percent valleys and 63-73 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 5-10 mph. * Ridge Top............Southwest 5-10 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. .WEDNESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....35-40. * Min Humidity........63-73 percent valleys and 55-65 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.....Southwest 10 mph. * Chance Lightning....0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....20-25. * Max Humidity........81-91 percent valleys and 68-78 percent ridges. * 20-Foot Winds....... * Lower Elevation......Variable less than 5 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. .NEW YEARS DAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....30-40. * Min Humidity........58-68 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...Mostly cloudy with chance of rain and snow. Chance of precipitation 30 percent. Lows 30-40. Highs 35-45. Min humidities 75-85 percent. Southwest winds 5-10 mph. .SATURDAY...Mostly cloudy with chance of rain and snow. Chance of precipitation 40 percent. Lows 30-40. Highs 40-50. Min humidities 65-75 percent. South winds 10-15 mph. .SUNDAY...Mostly cloudy with chance of snow and rain. Chance of precipitation 30 percent. Lows 30-40. Highs 35-45. Southwest winds 10-15 mph. .MONDAY...Mostly cloudy with chance of snow. Chance of snow 30 percent. Lows 25-35. Highs 35-45. .TUESDAY...Mostly cloudy with chance of snow. Chance of snow 30 percent. Lows 25-35. Highs 35-45. $$ MTZ107-311100- Flathead Reservation- 151 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....20-25. * Max Humidity........79-89 percent valleys and 69-79 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............West 10-15 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. .WEDNESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....30-40. * Min Humidity........68-78 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. * 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. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....20-25. * Max Humidity........72-82 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. .NEW YEARS DAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....35-40 valleys and 25-30 ridges. * Min Humidity........63-73 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. .FRIDAY...Mostly cloudy with chance of rain and snow. Chance of precipitation 50 percent. Lows 30-40. Highs 35-45. Min humidities 70-80 percent. South winds 5-10 mph. .SATURDAY...Mostly cloudy with chance of rain and snow likely. Chance of precipitation 60 percent. Lows 30-40. Highs 40-50. Min humidities 65-75 percent. South winds 10-15 mph. .SUNDAY...Mostly cloudy with chance of snow and rain. Chance of precipitation 40 percent. Lows 30-40. Highs 40-50. South winds 5-15 mph. .MONDAY...Mostly cloudy with chance of snow and slight chance of rain. Chance of precipitation 30 percent. Lows 30-40. Highs 35-45. .TUESDAY...Mostly cloudy with chance of snow and slight chance of rain. Chance of precipitation 30 percent. Lows 30-40. Highs 35-45. $$ MTZ109-311100- Bitterroot- 151 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....25-30. * Max Humidity........73-83 percent valleys and 60-70 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.....35-45. * Min Humidity........48-58 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.....Southwest 10 mph. * Chance Lightning....0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....25-30. * Max Humidity........76-86 percent valleys and 65-75 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. .NEW YEARS DAY... * Sky/Weather.........Mostly cloudy. Slight chance of snow in the afternoon. Snow level 5500 feet. * Max Temperature.....40-45 valleys and 30-35 ridges. * Min Humidity........55-65 percent valleys and 61-71 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. * Transport Winds.....Southwest 10 mph. * Chance Lightning....0 percent. * CWR (> 0.10 Inch)...10 percent. .FRIDAY...Mostly cloudy with chance of rain and snow. Chance of precipitation 30 percent. Lows 30-40. Highs 40-50. Min humidities 65-75 percent. Southwest winds 10-15 mph. .SATURDAY...Mostly cloudy with snow likely and chance of rain. Chance of precipitation 60 percent. Lows 30-40. Highs 40-50. Min humidities 60-70 percent. South winds 5-15 mph. .SUNDAY...Mostly cloudy with chance of snow and rain. Chance of precipitation 30 percent. Lows 25-35. Highs 35-45. Southwest winds 5-15 mph. .MONDAY...Mostly cloudy with chance of snow. Chance of snow 30 percent. Lows 25-35. Highs 35-45. .TUESDAY...Mostly cloudy with chance of snow. Chance of snow 30 percent. Lows 25-35. Highs 35-45. $$ MTZ110-111-311100- Deerlodge/West Beaverhead-East Beaverhead- 151 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....20-30. * Max Humidity........60-70 percent valleys and 52-62 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-15 mph. * Ridge Top............Southwest 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. .WEDNESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....40-50 valleys and 30-40 ridges. * Min Humidity........40-50 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 10-15 mph. * Ridge Top............Southwest 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. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....20-30. * Max Humidity........58-68 percent valleys and 50-60 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-15 mph. * Ridge Top............Southwest 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. .NEW YEARS DAY... * Sky/Weather.........Mostly cloudy. * Max Temperature.....40-45 valleys and 30-40 ridges. * Min Humidity........42-52 percent valleys and 50-60 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-15 mph. * Ridge Top............Southwest 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. .FRIDAY...Mostly cloudy with slight chance of snow. Chance of snow 20 percent. Lows 30-40. Highs 40-50. Min humidities 60-70 percent. Southwest winds 10-15 mph. .SATURDAY...Mostly cloudy with chance of snow and slight chance of rain. Chance of precipitation 30 percent. Lows 30-40. Highs 40-50. Min humidities 55-65 percent. South winds 10-20 mph. .SUNDAY...Partly cloudy with slight chance of snow. Chance of snow 20 percent. Lows 25-35. Highs 35-45. Southwest winds 10-20 mph. .MONDAY...Partly cloudy with slight chance of snow. Chance of snow 20 percent. Lows 20-30. Highs 35-45. .TUESDAY...Mostly cloudy with slight chance of snow. Chance of snow 20 percent. Lows 20-30. Highs 35-45. $$