206 FNUS55 KMSO 050654 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 1254 AM MDT Fri Jun 5 2026 .DISCUSSION... Idaho (Zones 102 and 103): Humidity will trend lower today under southwest flow aloft. Wind gusts will increase this afternoon, with the southwest wind gusts of 25-40 mph across southern portions of Hells Canyon and the Nez Perce National Forest. A cold front on Saturday brings cooler temperatures and higher humidity with shower chances increasing into Sunday. Northwest MT (Zones 104 and 105): Winds will trend higher today, with gusts reaching 20-30 mph across valleys and 25-35 mph across the higher terrain. Humidity will be lower today as well. A cold front on Saturday brings cooler temperatures and higher humidity with shower chances increasing into Sunday. West Central MT (Zones 106, 107 and 108): Winds will trend higher today, with gusts reaching 20-25 mph across valleys and 25-35 mph across the higher terrain. Humidity will be lower today as well. A cold front on Saturday brings cooler temperatures and higher humidity with shower chances increasing into Sunday. Southwest MT (Zones 109, 110 and 111): Elevated fire weather conditions are taking shape for this afternoon, with warm, dry, and windy conditions. Southwest wind will increase to 15-25 mph, with gusts of 25-45 mph. The highest gusts are expected along and east of the Divide. Similar conditions are anticipated on Saturday, along with a few thunderstorms capable of gusts to 50 mph in the afternoon. IDZ102-103-060700- Palouse/Hells Canyon-Clearwater/Nez Perce- 1154 PM PDT Thu Jun 4 2026 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....73-83 valleys and 63-73 ridges. * Min Humidity........25-35 percent. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......Below 500 ft to 1 kft agl until 0900. 7 kft agl after 1300. * Transport Winds.....Southwest 10 mph until 1300, then west 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....40-50. * Max Humidity........55-65 percent. * 20-Foot Winds....... * Lower Elevation......West 10-15 mph decreasing to variable less than 5 mph after midnight. * Ridge Top............Northwest 10-20 mph decreasing to 5-10 mph after midnight. * Mixing Height.......4 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....Northwest 15 mph until 0400, then variable less than 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SATURDAY... * Sky/Weather.........Mostly cloudy. Slight chance of rain. Snow level 7000 feet. * Max Temperature.....63-73 valleys and 50-60 ridges. * Min Humidity........35-45 percent valleys and 47-57 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......2 kft agl until 0900. 7 kft agl after 1400. * Transport Winds.....West 10 mph until 1400, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SUNDAY...Partly cloudy with chance of rain and snow. Chance of precipitation 30 percent. Lows 40-50. Highs 55-65. Min humidities 20-30 percent. West winds 10-15 mph. .MONDAY...Partly cloudy. Lows 40-50. Highs 65-75. Min humidities 25-35 percent. Southeast winds 10-15 mph. .TUESDAY...Mostly cloudy with rain showers likely and slight chance of thunderstorms. Chance of precipitation 70 percent. Lows 45-55. Highs 60-70. West winds 5-10 mph. .WEDNESDAY...Mostly cloudy with rain showers and slight chance of thunderstorms. Chance of precipitation 80 percent. Lows 40-50. Highs 55-65. .THURSDAY...Mostly cloudy with chance of rain. Chance of rain 50 percent. Lows 40-50. Highs 55-65. $$ MTZ104-105-060700- Kootenai-Flathead/Glacier Park- 1254 AM MDT Fri Jun 5 2026 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....70-75 valleys and 50-60 ridges. * Min Humidity........19-29 percent valleys and 35-45 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 20-30 mph. * Ridge Top............Southwest 20-30 mph. * Mixing Height.......1-2 kft agl until 0900. 8 kft agl after 1400. * Transport Winds.....Southwest 15 mph until 1100, then 25 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....40-45. * Max Humidity........68-78 percent valleys and 58-68 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-15 mph in the evening becoming downslope/downvalley 5-10 mph. * Ridge Top............West 25-35 mph becoming southwest 5-15 mph after midnight. * Mixing Height.......6 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....Southwest 25 mph until 2100, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SATURDAY... * Sky/Weather.........Partly cloudy. Slight chance of rain. Snow level 7000 feet. * Max Temperature.....60-65 valleys and 45-55 ridges. * Min Humidity........29-39 percent valleys and 52-62 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............Southwest 15-25 mph. * Mixing Height.......Below 500 ft to 1 kft agl until 0800. 7 kft agl after 1500. * Transport Winds.....Southwest 15 mph until 1500, then 20 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SUNDAY...Partly cloudy with chance of snow and slight chance of rain. Chance of precipitation 30 percent. Lows 35-45. Highs 50-60. Min humidities 20-30 percent. Southwest winds 15-25 mph. .MONDAY...Partly cloudy. Lows 35-45. Highs 60-70. Min humidities 20-30 percent. Southwest winds 15-25 mph. .TUESDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 50 percent. Lows 40-50. Highs 60-70. Southwest winds 10-15 mph. .WEDNESDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 40 percent. Lows 40-50. Highs 55-65. .THURSDAY...Mostly cloudy with chance of rain. Chance of rain 50 percent. Lows 40-50. Highs 55-65. $$ MTZ106-108-060700- West Lolo-East Lolo- 1254 AM MDT Fri Jun 5 2026 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....68-78 valleys and 60-70 ridges. * Min Humidity........21-31 percent valleys and 30-40 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............Southwest 15-25 mph. * Mixing Height.......Below 500 ft to 1 kft agl until 0900. 7 kft agl after 1400. * Transport Winds.....Southwest 10 mph until 1000, then 20 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....40-45. * Max Humidity........63-73 percent valleys and 56-66 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-15 mph decreasing to variable less than 5 mph after midnight. * Ridge Top............West 20-30 mph decreasing to 5-10 mph after midnight. * Mixing Height.......5 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 20 mph until 2100, then 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SATURDAY... * Sky/Weather.........Mostly cloudy. Slight chance of rain. * Max Temperature.....53-63. * Min Humidity........30-40 percent valleys and 41-51 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......1-2 kft agl until 0900. 7 kft agl after 1600. * Transport Winds.....West 10 mph until 1200, then 20 mph. * Chance Lightning....Near 0 percent over the West Lolo...and 20 percent toward the East Lolo. * CWR (> 0.10 Inch)...0 percent. .SUNDAY...Cooler. Partly cloudy with chance of rain showers, slight chance of thunderstorms and snow. Chance of precipitation 50 percent. Lows 35-45. Highs 50-60. Min humidities 20-30 percent. West winds 10-20 mph. .MONDAY...Partly cloudy. Lows 35-45. Highs 60-70. Min humidities 20-30 percent. Southwest winds 10-20 mph. .TUESDAY...Mostly cloudy with rain showers likely and slight chance of thunderstorms. Chance of precipitation 70 percent. Lows 40-50. Highs 60-70. West winds 5-10 mph. .WEDNESDAY...Mostly cloudy with rain showers likely and slight chance of thunderstorms. Chance of precipitation 60 percent. Lows 40-50. Highs 55-65. .THURSDAY...Mostly cloudy with rain showers likely and slight chance of thunderstorms. Chance of precipitation 60 percent. Lows 40-50. Highs 55-65. $$ MTZ107-060700- Flathead Reservation- 1254 AM MDT Fri Jun 5 2026 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....75-80 valleys and 55-60 ridges. * Min Humidity........23-33 percent valleys and 34-44 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to becoming 10-20 mph in the afternoon. * Ridge Top............Southwest 5-15 mph increasing to west 20-30 mph in the afternoon. * Mixing Height.......Below 500 ft to 1 kft agl until 0900. 8 kft agl after 1300. * Transport Winds.....Southwest 10 mph until 1100, then 20 mph. * Chance Lightning....0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....40-50. * Max Humidity........55-65 percent valleys and 65-75 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph becoming variable less than 5 mph after midnight. * Ridge Top............West 20-30 mph decreasing to 10-15 mph after midnight. * Mixing Height.......5 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 20 mph until 2100, then 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SATURDAY... * Sky/Weather.........Mostly cloudy. Slight chance of rain. Snow level 7500 feet. * Max Temperature.....65-70 valleys and 45-50 ridges. * Min Humidity........34-44 percent valleys and 50-60 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to becoming 10-15 mph in the afternoon. * Ridge Top............West 5-15 mph increasing to 15-25 mph in the afternoon. * Mixing Height.......2 kft agl until 1000. 7 kft agl after 1700. * Transport Winds.....West 10 mph until 1500, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SUNDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 30 percent. Lows 40-50. Highs 55-65. Min humidities 20-30 percent. Southwest winds 10-20 mph. .MONDAY...Partly cloudy. Lows 40-50. Highs 65-75. Min humidities 25-35 percent. South winds 10-20 mph. .TUESDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 40 percent. Lows 45-55. Highs 60-70. West winds 5-10 mph. .WEDNESDAY...Mostly cloudy with rain showers likely and slight chance of thunderstorms. Chance of precipitation 60 percent. Lows 45-55. Highs 60-70. .THURSDAY...Mostly cloudy with chance of rain. Chance of rain 40 percent. Lows 45-55. Highs 60-70. $$ MTZ109-060700- Bitterroot- 1254 AM MDT Fri Jun 5 2026 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....80-85 valleys and 65-70 ridges. * Min Humidity........18-28 percent valleys and 27-37 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to becoming west 10-15 mph in the afternoon. * Ridge Top............Southwest 10-15 mph increasing to 15-25 mph in the afternoon. * Mixing Height.......Below 500 ft to 1 kft agl until 0900. 9 kft agl after 1400. * Transport Winds.....Southwest 10 mph until 1100. 25 mph after 1500. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....40-50. * Max Humidity........70-80 percent valleys and 62-72 percent ridges. * 20-Foot Winds....... * Lower Elevation......Northwest 10-15 mph in the evening becoming downslope/downvalley 5-10 mph. * Ridge Top............West 15-25 mph becoming northwest 5-10 mph after midnight. * Mixing Height.......7 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 20 mph until 2100, then northwest 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SATURDAY... * Sky/Weather.........Mostly cloudy. * Max Temperature.....70-75 valleys and 55-60 ridges. * Min Humidity........30-40 percent valleys and 43-53 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to becoming 5-15 mph in the afternoon. * Ridge Top............West 10-15 mph increasing to 15-25 mph in the afternoon. * Mixing Height.......1-2 kft agl until 0900. 7 kft agl after 1300. * Transport Winds.....West 10 mph until 1100, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SUNDAY...Cooler. Mostly cloudy with snow likely, slight chance of rain and thunderstorms. Chance of precipitation 70 percent. Lows 35-45. Highs 50-60. Min humidities 15-25 percent. Northwest winds 15-25 mph. .MONDAY...Partly cloudy. Lows 35-45. Highs 60-70. Min humidities 20-30 percent. Southwest winds 10-20 mph. .TUESDAY...Mostly cloudy with rain showers and chance of thunderstorms. Chance of precipitation 80 percent. Lows 40-50. Highs 55-65. Southwest winds 10-15 mph. .WEDNESDAY...Mostly cloudy with rain showers and chance of thunderstorms. Chance of precipitation 80 percent. Lows 40-50. Highs 55-65. .THURSDAY...Mostly cloudy with rain showers, snow likely and slight chance of thunderstorms. Chance of precipitation 60 percent. Lows 35-45. Highs 50-60. $$ MTZ110-111-060700- Deerlodge/West Beaverhead-East Beaverhead- 1254 AM MDT Fri Jun 5 2026 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....75-85 valleys and 65-70 ridges. * Min Humidity........14-24 percent. * 20-Foot Winds....... * Lower Elevation......Calm to becoming 15-25 mph in the afternoon. * Ridge Top............Southwest 10-15 mph increasing to 15-25 mph in the afternoon. * Mixing Height.......Below 500 ft to 1 kft agl until 0900. 11 kft agl after 1500. * Transport Winds.....Southwest 10 mph until 1100. 25 mph after 1400. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....40-50. * Max Humidity........61-71 percent valleys and 45-55 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 15-25 mph becoming west 5-10 mph after midnight. * Ridge Top............Southwest 15-25 mph decreasing to 10-15 mph after midnight. * Mixing Height.......11 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....Southwest 25 mph until 2000, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .SATURDAY... * Sky/Weather.........Mostly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....70-80 valleys and 60-70 ridges. * Min Humidity........21-31 percent. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph increasing to southwest 25-35 mph in the afternoon. * Ridge Top............Southwest 20-30 mph. * Mixing Height.......Below 500 ft to 1 kft agl until 0900. 12 kft agl after 1300. * Transport Winds.....Southwest 15 mph until 1100, then 25 mph. * Chance Lightning....20 percent over the Deerlodge/West Beaverhead...and 25 percent toward the East Beaverhead. * CWR (> 0.10 Inch)...0 percent. .SUNDAY...Cooler. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 50 percent. Lows 40-50. Highs 55-65. Min humidities 15-25 percent. Northwest winds 20-30 mph. .MONDAY...Partly cloudy. Lows 30-40. Highs 60-70. Min humidities 15-25 percent. Southwest winds 15-25 mph. .TUESDAY...Mostly cloudy with rain showers likely and chance of thunderstorms. Chance of precipitation 60 percent. Lows 40-50. Highs 60-70. South winds 20-30 mph. .WEDNESDAY...Mostly cloudy with rain showers likely and chance of thunderstorms. Chance of precipitation 70 percent. Lows 40-50. Highs 55-65. .THURSDAY...Mostly cloudy with rain showers, snow likely and slight chance of thunderstorms. Chance of precipitation 60 percent. Lows 35-45. Highs 50-60. $$