


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
140 FNUS55 KMSO 171920 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 120 PM MDT Tue Jun 17 2025 .DISCUSSION... Idaho (Zones 102 and 103): Above normal temperatures are expected through Wednesday, with plentiful sunshine. Deep mixing today and Wednesday will promote wind gusts of 10-20 mph in the afternoon. Scattered thunderstorms could bring strong gusty winds and hail Friday. Growing confidence for cooler temperatures and wetting rains this upcoming weekend. Northwest MT (Zones 104 and 105): Above normal temperatures are expected through Wednesday, with plentiful sunshine. Deep mixing today and Wednesday will promote wind gusts of 15-25 mph in the afternoon. Scattered thunderstorms could bring strong gusty winds and hail Friday. Growing confidence for cooler temperatures and wetting rains this upcoming weekend. Currently, there is a 80 percent probability for widespread one half inch of rainfall through Sunday. West Central MT (Zones 106, 107 and 108): Above normal temperatures are expected through Wednesday, with plentiful sunshine. Deep mixing today and Wednesday will promote wind gusts of 15-25 mph in the afternoon. Scattered thunderstorms could bring strong gusty winds and hail Friday. Growing confidence for cooler temperatures and wetting rains this upcoming weekend. Currently, there is a 50 percent probability for widespread one half inch of rainfall through Sunday. Southwest MT (Zones 109, 110 and 111): Above normal temperatures are expected through Wednesday, with plentiful sunshine. Deep mixing today and Wednesday will promote wind gusts of 20-30 mph in the afternoon. Scattered thunderstorms could bring strong gusty winds and hail Friday. Growing confidence for cooler temperatures and wetting rains this upcoming weekend. IDZ102-103-181930- Palouse/Hells Canyon-Clearwater/Nez Perce- 1220 PM PDT Tue Jun 17 2025 .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....45-55. * Max Humidity........58-68 percent valleys and 51-61 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.......8 kft agl until 1900. 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. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....85-95 valleys and 70-80 ridges. * Min Humidity........18-28 percent. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............West 5-15 mph. * Mixing Height.......1-2 kft agl until 0900. 9 kft agl after 1500. * Transport Winds.....Variable less than 10 mph until 0900. West 15 mph after 1300. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-55. * Max Humidity........51-61 percent. * 20-Foot Winds....... * Lower Elevation......West 10-15 mph. * Ridge Top............West 10-15 mph. * Mixing Height.......8 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....Northwest 15 mph until 0200, then variable less than 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .JUNETEENTH... * Sky/Weather.........Partly cloudy. * Max Temperature.....80-90 valleys and 65-75 ridges. * Min Humidity........22-32 percent. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............Northwest 10-15 mph. * Mixing Height.......1-2 kft agl until 0800. 7 kft agl after 1400. * Transport Winds.....Northwest 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Cooler. Mostly cloudy with chance of rain showers. Chance of showers 50 percent. Lows 50-60. Highs 65-75. Min humidities 30-40 percent. Northwest winds 10-15 mph. .SATURDAY...Cooler. Mostly cloudy with rain showers likely and slight chance of thunderstorms. Chance of precipitation 70 percent. Lows 40-50. Highs 55-65. Min humidities 45-55 percent. West winds 10-15 mph. .SUNDAY...Mostly cloudy with rain showers likely. Chance of showers 60 percent. Lows 40-50. Highs 55-65. West winds 10-15 mph. .MONDAY...Partly cloudy with chance of rain. Chance of rain 30 percent. Lows 40-50. Highs 65-75. .TUESDAY...Mostly clear. Lows 45-55. Highs 75-85. $$ MTZ104-105-181930- Kootenai-Flathead/Glacier Park- 120 PM MDT Tue Jun 17 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-50. * Max Humidity........58-68 percent valleys and 44-54 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 5-10 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......10 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 20 mph until 2100, then 10 mph. * Chance Lightning....0 percent in the Kootenai...and near 0 percent in the Flathead/Glacier Park. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....80-85 valleys and 65-70 ridges. * Min Humidity........14-24 percent valleys and 24-34 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to becoming southwest 5-15 mph in the afternoon. * Ridge Top............Southwest 15-25 mph. * Mixing Height.......2 kft agl until 0900. 10 kft agl after 1400. * Transport Winds.....Southwest 15 mph until 1200, then 25 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-50. * Max Humidity........62-72 percent valleys and 43-53 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............West 15-25 mph. * Mixing Height.......9 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....Southwest 25 mph until 2200, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .JUNETEENTH... * Sky/Weather.........Partly cloudy. * Max Temperature.....80-85 valleys and 60-70 ridges. * Min Humidity........10-20 percent valleys and 20-30 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-15 mph. * Ridge Top............Southwest 10-15 mph. * Mixing Height.......2 kft agl until 0800. 8 kft agl after 1600. * Transport Winds.....Southwest 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Cooler. Mostly cloudy with chance of rain. Chance of rain 50 percent. Lows 50-60. Highs 60-70. Min humidities 40-50 percent. Northwest winds 5-10 mph. .SATURDAY...Cooler. Cloudy with rain showers and slight chance of thunderstorms. Chance of precipitation 90 percent. Lows 40-50. Highs 50-60. Min humidities 55-65 percent. West winds 10-15 mph. .SUNDAY...Cloudy with rain. Chance of rain 80 percent. Lows 40-50. Highs 50-60. Northwest winds 10-15 mph. .MONDAY...Partly cloudy with chance of rain showers. Chance of showers 40 percent. Lows 40-50. Highs 60-70. .TUESDAY...Partly cloudy with slight chance of rain showers. Chance of showers 20 percent. Lows 40-50. Highs 70-80. $$ MTZ106-108-181930- West Lolo-East Lolo- 120 PM MDT Tue Jun 17 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-50. * Max Humidity........52-62 percent valleys and 46-56 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-15 mph. * Ridge Top............West 10-15 mph. * Mixing Height.......10 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....75-85 valleys and 68-78 ridges. * Min Humidity........12-22 percent valleys and 18-28 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. 11 kft agl after 1500. * Transport Winds.....Southwest 10 mph until 1100, then west 20 mph. * Chance Lightning....0 percent in the West Lolo...and near 0 percent in the East Lolo. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-50. * Max Humidity........46-56 percent. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............West 5-15 mph. * Mixing Height.......10 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 20 mph until 2200, then 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .JUNETEENTH... * Sky/Weather.........Partly cloudy. * Max Temperature.....75-85 valleys and 68-78 ridges. * Min Humidity........12-22 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 0800. 9 kft agl after 1400. * Transport Winds.....West 10 mph until 1500, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Cooler. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 30 percent. Lows 50-60. Highs 65-75. Min humidities 40-50 percent. Northwest winds 5-10 mph. .SATURDAY...Cooler. Mostly cloudy with rain showers and slight chance of thunderstorms. Chance of precipitation 80 percent. Lows 45-55. Highs 55-65. Min humidities 45-55 percent. West winds 10-15 mph. .SUNDAY...Mostly cloudy with rain showers and slight chance of thunderstorms. Chance of precipitation 80 percent. Lows 40-50. Highs 50-60. West winds 10-15 mph. .MONDAY...Partly cloudy with chance of rain. Chance of rain 30 percent. Lows 40-50. Highs 60-70. .TUESDAY...Mostly clear. Slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 40-50. Highs 70-80. $$ MTZ107-181930- Flathead Reservation- 120 PM MDT Tue Jun 17 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....50-55 valleys and 40-45 ridges. * Max Humidity........43-53 percent. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......10 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 15 mph until 0100, then variable less than 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....85-90 valleys and 60-65 ridges. * Min Humidity........12-22 percent valleys and 21-31 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to becoming southwest 10-15 mph in the afternoon. * Ridge Top............West 5-15 mph increasing to 15-25 mph in the afternoon. * Mixing Height.......1-2 kft agl until 0900. 11 kft agl after 1500. * Transport Winds.....Southwest 10 mph until 1200, then 20 mph. * Chance Lightning....0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-55. * Max Humidity........45-55 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......10 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 20 mph until 2200, then 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .JUNETEENTH... * Sky/Weather.........Partly cloudy. * Max Temperature.....80-85 valleys and 60-65 ridges. * Min Humidity........12-22 percent valleys and 21-31 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............West 10-15 mph. * Mixing Height.......1-2 kft agl until 0800. 8 kft agl after 1600. * Transport Winds.....West 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Mostly cloudy with chance of rain. Chance of rain 30 percent. Lows 50-60. Highs 70-80. Min humidities 35-45 percent. Northwest winds 5-10 mph. .SATURDAY...Cooler. Mostly cloudy with rain showers and slight chance of thunderstorms. Chance of precipitation 90 percent. Lows 45-55. Highs 55-65. Min humidities 40-50 percent. West winds 5-15 mph. .SUNDAY...Cloudy with rain. Chance of rain 80 percent. Lows 40-50. Highs 55-65. West winds 10-15 mph. .MONDAY...Partly cloudy with chance of rain. Chance of rain 40 percent. Lows 40-50. Highs 65-75. .TUESDAY...Partly cloudy with slight chance of rain. Chance of rain 20 percent. Lows 45-55. Highs 75-85. $$ MTZ109-181930- Bitterroot- 120 PM MDT Tue Jun 17 2025 .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....45-50. * Max Humidity........62-72 percent valleys and 52-62 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.......10 kft agl until 1900. 1-2 kft agl after 2100. * Transport Winds.....West 15 mph until 2200, then variable less than 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....85-90 valleys and 70-75 ridges. * Min Humidity........12-22 percent valleys and 18-28 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to becoming west 5-15 mph in the afternoon. * Ridge Top............Southwest 10-20 mph. * Mixing Height.......1-2 kft agl until 0900. 11 kft agl after 1500. * Transport Winds.....Southwest 10 mph until 1200, then west 20 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. .WEDNESDAY NIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....45-50. * Max Humidity........67-77 percent valleys and 56-66 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......10 kft agl until 1900. 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. .JUNETEENTH... * Sky/Weather.........Partly cloudy. * Max Temperature.....85-90 valleys and 70-75 ridges. * Min Humidity........16-26 percent valleys and 23-33 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............Southwest up to 5 mph becoming west 5-15 mph in the afternoon. * Mixing Height.......1-2 kft agl until 0800, then 3 kft agl until 1000, then 4 kft agl until 1100, then 5 kft agl until 1200, then 7 kft agl until 1300, then 8 kft agl until 1400, then 11 kft agl until 1700, then 9 kft agl. * Transport Winds.....Variable less than 10 mph until 0800, then southwest 10 mph until 1300, then 15 mph. * Chance Lightning....15 percent in the Darby, Sula, and West Fork Districts...and near 0 percent in areas north of Hamilton. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Cooler. Partly cloudy with chance of rain showers and thunderstorms. Chance of precipitation 50 percent. Lows 50-60. Highs 65-75. Min humidities 40-50 percent. Northwest winds 10-15 mph. .SATURDAY...Cooler. Mostly cloudy with rain showers and chance of thunderstorms. Chance of precipitation 80 percent. Lows 40-50. Highs 50-60. Min humidities 45-55 percent. Northwest winds 5-15 mph. .SUNDAY...Mostly cloudy with rain showers, snow likely and slight chance of thunderstorms. Chance of precipitation 70 percent. Lows 35-45. Highs 50-60. West winds 10-15 mph. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 30 percent. Lows 35-45. Highs 60-70. .TUESDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 40-50. Highs 70-80. $$ MTZ110-111-181930- Deerlodge/West Beaverhead-East Beaverhead- 120 PM MDT Tue Jun 17 2025 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....40-50. * Max Humidity........64-74 percent valleys and 48-58 percent ridges. * 20-Foot Winds....... * Lower Elevation......Northwest 5-10 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............Northwest 5-15 mph. * Mixing Height.......11 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....Northwest 15 mph until 2400, then variable less than 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....75-85 valleys and 70-75 ridges. * Min Humidity........11-21 percent. * 20-Foot Winds....... * Lower Elevation......Calm to becoming west 10-20 mph in the afternoon. * Ridge Top............Southwest 10-20 mph. * Mixing Height.......1-2 kft agl until 0900. 12 kft agl after 1500. * Transport Winds.....West 10 mph until 1100, then 20 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....38-48 valleys and 45-50 ridges. * Max Humidity........59-69 percent valleys and 41-51 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph becoming southwest 5-10 mph after midnight. * Ridge Top............West 10-20 mph becoming southwest 5-10 mph after midnight. * Mixing Height.......12 kft agl until 1900. 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. .JUNETEENTH... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....80-85 valleys and 70-75 ridges. * Min Humidity........15-25 percent. * 20-Foot Winds....... * Lower Elevation......Calm to becoming 5-15 mph in the afternoon. * Ridge Top............Southwest 5-10 mph increasing to 10-20 mph in the afternoon. * Mixing Height.......1-2 kft agl until 0900, then 3 kft agl until 1000, then 4 kft agl until 1100, then 7 kft agl until 1200, then 9 kft agl until 1300, then 11 kft agl until 1500, then 12 kft agl until 1700, then 11 kft agl. * Transport Winds.....Southwest 10 mph until 1100. 25 mph after 1400. * Chance Lightning....25 percent in the Deerlodge/West Beaverhead...and 20 percent in the East Beaverhead. * CWR (> 0.10 Inch)...10 percent. .FRIDAY...Not as warm. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 30 percent. Lows 50-60. Highs 70-80. Min humidities 10-20 percent. South winds 20-30 mph. .SATURDAY...Cooler. Mostly cloudy with chance of rain showers and thunderstorms. Chance of precipitation 50 percent. Lows 40-50. Highs 55-65. Min humidities 20-30 percent. West winds 20-30 mph. .SUNDAY...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Chance of precipitation 40 percent. Lows 35-45. Highs 50-60. West winds 10-20 mph. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 30 percent. Lows 30-40. Highs 60-70. .TUESDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 35-45. Highs 65-75. $$