FNUS55 KMSO 251056 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 456 AM MDT Wed Sep 25 2024 .DISCUSSION... Idaho (Zones 102 and 103): Another warm and dry day is anticipated, but southwesterly winds will be developing as a cold front approaches. A few showers and thunderstorms are expected to develop late afternoon/early evening ahead the front. The front pushes through the region during the evening causing a shift to west winds along with widespread rain. The northern portions of 102/103 have a 40-80% chance of receiving at least of a quarter (0.25") of rain by Thursday morning. The upper level flow will become westerly Thursday through Saturday causing a gradual warming and drying trend. Northwest MT (Zones 104 and 105): Another warm and dry day is anticipated, but southwesterly winds will be developing as a cold front approaches. The front pushes through the region during the evening causing a shift to strong west winds along with widespread rain. The higher terrain around Libby, Eureka and GNP has a 50-70% chance of experiencing wind gusts in excess of 40 mph this evening. Also the western portion of 104 has a 30-60% chance of receiving at least of a quarter (0.25") of rain by Thursday morning. The upper level flow will become westerly Thursday through Saturday causing a gradual warming and drying trend. West Central MT (Zones 106, 107 and 108): Another warm and dry day is anticipated, but southwesterly winds will be developing as a cold front approaches. The front pushes through the region during the evening causing a shift to strong west winds along with scattered rain. Zone 106 has a 40-70% chance of receiving at least of a quarter (0.25") of rain by Thursday morning. The upper level flow will become westerly Thursday through Saturday causing a gradual warming and drying trend. Southwest MT (Zones 109, 110 and 111): Another warm and dry day is anticipated, but southwesterly winds will be become quite gusty this afternoon as a cold front approaches. The front pushes through the region late this evening into overnight causing the southwest winds to remain elevated all night. The upper level flow will become westerly Thursday through Saturday causing a gradual warming and drying trend. IDZ102-103-261100- Palouse/Hells Canyon-Clearwater/Nez Perce- 356 AM PDT Wed Sep 25 2024 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....85-95 valleys and 70-80 ridges. * Min Humidity........17-27 percent. * 20-Foot Winds....... * Lower Elevation......South 5-15 mph. * Ridge Top............Southwest 10-20 mph. * Haines Index........4 low. * LAL.................2 in the Palouse/Hells Canyon...and 1 in the Clearwater/Nez Perce. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly cloudy. Rain showers likely and slight chance of thunderstorms. * Min Temperature.....45-55 valleys and 40-45 ridges. * Max Humidity........76-86 percent. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............West 5-15 mph. * LAL.................2. * CWR (> 0.10 Inch)...50 percent in the Palouse/Hells Canyon...and 20 percent in the Clearwater/Nez Perce. .THURSDAY... * Sky/Weather.........Partly cloudy. Slight chance of rain. * Max Temperature.....70-80 valleys and 58-68 ridges. * Min Humidity........36-46 percent valleys and 44-54 percent ridges. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............West 5-10 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Mostly clear. Lows 50-60. Highs 70-80. Min humidities 25-35 percent. South winds 5-10 mph. .SATURDAY...Mostly clear. Lows 50-60. Highs 75-85. Min humidities 20-30 percent. East winds 5-10 mph. .SUNDAY...Cooler. Mostly clear. Lows 45-55. Highs 65-75. West winds 5-10 mph. .MONDAY...Mostly clear. Lows 40-50. Highs 65-75. .TUESDAY...Mostly clear. Lows 40-50. Highs 70-80. $$ MTZ104-105-261100- Kootenai-Flathead/Glacier Park- 456 AM MDT Wed Sep 25 2024 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....80-85 valleys and 63-73 ridges. * Min Humidity........23-33 percent valleys and 31-41 percent ridges. * 20-Foot Winds....... * Lower Elevation......Becoming southwest 5-15 mph in the afternoon. * Ridge Top............Southwest 5-15 mph increasing to 20-30 mph in the afternoon. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Rain showers likely and slight chance of thunderstorms. * Min Temperature.....40-45. * Max Humidity........89-99 percent valleys and 75-85 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph becoming south 5-10 mph after midnight. * Ridge Top............Southwest 20-30 mph. * LAL.................2. * CWR (> 0.10 Inch)...50 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. Slight chance of rain. Snow level 7000 feet. * Max Temperature.....65-70 valleys and 50-60 ridges. * Min Humidity........25-35 percent valleys and 34-44 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph. * Ridge Top............Southwest 20-30 mph decreasing to 10-20 mph in the afternoon. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...10 percent. .FRIDAY...Mostly clear. Lows 45-55. Highs 65-75. Min humidities 30-40 percent. Southwest winds 15-25 mph. .SATURDAY...Mostly clear. Lows 45-55. Highs 70-80. Min humidities 25-35 percent. South winds 10-20 mph. .SUNDAY...Cooler. Partly cloudy. Lows 45-55. Highs 60-70. Southwest winds 10-15 mph. .MONDAY...Mostly clear. Lows 35-45. Highs 55-65. .TUESDAY...Mostly clear. Lows 35-45. Highs 60-70. $$ MTZ106-108-261100- West Lolo-East Lolo- 456 AM MDT Wed Sep 25 2024 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....80-90 valleys and 70-80 ridges. * Min Humidity........18-28 percent. * 20-Foot Winds....... * Lower Elevation......Becoming southwest 5-15 mph in the afternoon. * Ridge Top............Southwest 10-20 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Rain showers likely and slight chance of thunderstorms. * Min Temperature.....40-50. * Max Humidity........84-94 percent valleys and 77-87 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph. * Ridge Top............West 15-25 mph. * LAL.................2. * CWR (> 0.10 Inch)...40 percent in the West Lolo...and 0 percent in the East Lolo. .THURSDAY... * Sky/Weather.........Partly cloudy. Slight chance of rain. * Max Temperature.....58-68. * Min Humidity........25-35 percent valleys and 33-43 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph. * Ridge Top............West 10-20 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Mostly clear. Lows 45-55. Highs 70-80. Min humidities 25-35 percent. Southwest winds 10-15 mph. .SATURDAY...Mostly clear. Lows 45-55. Highs 75-85. Min humidities 20-30 percent. South winds 10-15 mph. .SUNDAY...Cooler. Mostly clear. Lows 45-55. Highs 65-75. Southwest winds 10-15 mph. .MONDAY...Mostly clear. Lows 35-45. Highs 60-70. .TUESDAY...Mostly clear. Lows 40-50. Highs 65-75. $$ MTZ107-261100- Flathead Reservation- 456 AM MDT Wed Sep 25 2024 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....85-90 valleys and 65-70 ridges. * Min Humidity........20-30 percent valleys and 26-36 percent ridges. * 20-Foot Winds....... * Lower Elevation......Becoming southwest 10-15 mph in the afternoon. * Ridge Top............Southwest 15-25 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly cloudy. Rain showers likely and slight chance of thunderstorms. * Min Temperature.....50-55 valleys and 40-45 ridges. * Max Humidity........76-86 percent valleys and 85-95 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............Southwest 15-25 mph. * LAL.................2. * CWR (> 0.10 Inch)...30 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. Slight chance of rain. * Max Temperature.....70-75 valleys and 45-50 ridges. * Min Humidity........24-34 percent valleys and 40-50 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph. * Ridge Top............Southwest 10-20 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...10 percent. .FRIDAY...Mostly clear. Lows 45-55. Highs 70-80. Min humidities 30-40 percent. Southwest winds 10-15 mph. .SATURDAY...Mostly clear. Lows 45-55. Highs 75-85. Min humidities 25-35 percent. South winds 10-15 mph. .SUNDAY...Cooler. Mostly clear. Lows 50-60. Highs 65-75. Southwest winds 10-15 mph. .MONDAY...Mostly clear. Lows 40-50. Highs 60-70. .TUESDAY...Mostly clear. Lows 40-50. Highs 65-75. $$ MTZ109-261100- Bitterroot- 456 AM MDT Wed Sep 25 2024 .TODAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....85-90 valleys and 70-75 ridges. * Min Humidity........17-27 percent. * 20-Foot Winds....... * Lower Elevation......South 10-20 mph. * Ridge Top............Southwest 10-20 mph. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Slight chance of rain. * Min Temperature.....40-50. * Max Humidity........84-94 percent valleys and 73-83 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph becoming south 10-15 mph after midnight. * Ridge Top............West 10-20 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....70-75 valleys and 60-65 ridges. * Min Humidity........30-40 percent valleys and 36-46 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............West 5-15 mph. * Haines Index........2 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Clear. Lows 45-55. Highs 70-80. Min humidities 20-30 percent. Southwest winds 10-15 mph. .SATURDAY...Clear. Lows 45-55. Highs 75-85. Min humidities 15-25 percent. South winds 5-10 mph. .SUNDAY...Cooler. Mostly clear. Lows 45-55. Highs 65-75. Southwest winds 10-15 mph. .MONDAY...Mostly clear. Lows 35-45. Highs 60-70. .TUESDAY...Mostly clear. Lows 40-50. Highs 65-75. $$ MTZ110-111-261100- Deerlodge/West Beaverhead-East Beaverhead- 456 AM MDT Wed Sep 25 2024 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....80-85 valleys and 70-75 ridges. * Min Humidity........12-22 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 15-25 mph. * Ridge Top............Southwest 15-25 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....35-45 valleys and 45-50 ridges. * Max Humidity........67-77 percent valleys and 47-57 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 15-25 mph. * Ridge Top............Southwest 15-25 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....70-80 valleys and 60-70 ridges. * Min Humidity........17-27 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 15-25 mph. * Ridge Top............Southwest 15-25 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Clear. Lows 45-55. Highs 70-80. Min humidities 10-20 percent. Southwest winds 10-15 mph. .SATURDAY...Clear. Lows 45-55. Highs 75-85. Min humidities 10-20 percent. South winds 10-15 mph. .SUNDAY...Mostly clear. Lows 45-55. Highs 70-80. Southwest winds 10-15 mph. .MONDAY...Cooler. Mostly clear. Lows 35-45. Highs 60-70. .TUESDAY...Mostly clear. Lows 35-45. Highs 65-75. $$