Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
336 FNUS55 KMSO 241040 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 440 AM MDT Tue Sep 24 2024 .DISCUSSION... Idaho (Zones 102 and 103): A ridge of high pressure will be over the area today causing warm and dry conditions. A cold front is expected to impact the area on Wednesday first causing gusty west winds and then scattered showers and thunderstorms. Westerly upper level flow will develop for the latter half of the week into the weekend causing a gradual warming and drying trend. Northwest MT (Zones 104 and 105): A ridge of high pressure will be over the area today causing warm and dry conditions. A cold front is expected to impact the area on Wednesday first causing gusty west winds and then scattered showers and thunderstorms. Westerly upper level flow will develop for the latter half of the week into the weekend causing a gradual warming and drying trend. West Central MT (Zones 106, 107 and 108):A ridge of high pressure will be over the area today causing warm and dry conditions. A cold front is expected to impact the area on Wednesday first causing gusty west winds and then a few showers and thunderstorms. Westerly upper level flow will develop for the latter half of the week into the weekend causing a gradual warming and drying trend. Southwest MT (Zones 109, 110 and 111):A ridge of high pressure will be over the area today causing warm and dry conditions. A cold front is expected to impact the area late Wednesday causing gusty west winds. Westerly upper level flow will develop for the latter half of the week into the weekend causing a gradual warming and drying trend. IDZ102-103-251045- Palouse/Hells Canyon-Clearwater/Nez Perce- 340 AM PDT Tue Sep 24 2024 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....83-93 valleys and 70-80 ridges. * Min Humidity........25-35 percent valleys and 32-42 percent ridges. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............South 5-10 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....50-60. * Max Humidity........63-73 percent valleys and 56-66 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southeast 5-15 mph. * Ridge Top............Southeast 5-15 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....83-93 valleys and 70-80 ridges. * Min Humidity........18-28 percent. * 20-Foot Winds....... * Lower Elevation......South 5-15 mph. * Ridge Top............South 10-20 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Cooler. Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50-60. Highs 65-75. Min humidities 25-35 percent. West winds 10-20 mph. .FRIDAY...Mostly clear. Lows 45-55. Highs 70-80. Min humidities 25-35 percent. South winds 5-10 mph. .SATURDAY...Mostly clear. Lows 45-55. Highs 70-80. East winds 5-10 mph. .SUNDAY...Partly cloudy. Lows 45-55. Highs 65-75. .MONDAY...Mostly clear. Lows 40-50. Highs 65-75. $$ MTZ104-105-251045- Kootenai-Flathead/Glacier Park- 440 AM MDT Tue Sep 24 2024 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....75-85 valleys and 65-75 ridges. * Min Humidity........32-42 percent valleys and 41-51 percent ridges. * 20-Foot Winds....... * Lower Elevation......South 10-15 mph. * Ridge Top............South 10-15 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....50-55. * Max Humidity........86-96 percent valleys and 58-68 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............South 5-15 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....80-85 valleys and 65-75 ridges. * Min Humidity........23-33 percent valleys and 31-41 percent ridges. * 20-Foot Winds....... * Lower Elevation......Becoming southwest 5-15 mph in the afternoon. * Ridge Top............Southwest 10-20 mph increasing to 20-30 mph in the afternoon. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Cooler. Partly cloudy with rain showers likely and slight chance of thunderstorms. Lows 45-55. Highs 60-70. Min humidities 25-35 percent. Southwest winds 20-30 mph. .FRIDAY...Mostly clear. Lows 45-55. Highs 65-75. Min humidities 25-35 percent. Southwest winds 10-20 mph. .SATURDAY...Mostly clear. Lows 40-50. Highs 65-75. Southwest winds 10-20 mph. .SUNDAY...Partly cloudy. Lows 45-55. Highs 60-70. .MONDAY...Partly cloudy. Lows 40-50. Highs 55-65. $$ MTZ106-108-251045- West Lolo-East Lolo- 440 AM MDT Tue Sep 24 2024 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....70-80. * Min Humidity........27-37 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............South up to 5 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....43-53 valleys and 50-60 ridges. * Max Humidity........70-80 percent valleys and 57-67 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............South 5-15 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....78-88 valleys and 70-80 ridges. * Min Humidity........18-28 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph. * Ridge Top............Southwest 10-20 mph. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Cooler. Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45-55. Highs 65-75. Min humidities 20-30 percent. West winds 10-20 mph. .FRIDAY...Mostly clear. Lows 45-55. Highs 70-80. Min humidities 20-30 percent. Southwest winds 10-15 mph. .SATURDAY...Mostly clear. Lows 45-55. Highs 70-80. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy. Lows 45-55. Highs 65-75. .MONDAY...Partly cloudy. Lows 40-50. Highs 60-70. $$ MTZ107-251045- Flathead Reservation- 440 AM MDT Tue Sep 24 2024 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....80-85 valleys and 60-65 ridges. * Min Humidity........28-38 percent valleys and 36-46 percent ridges. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............South up to 5 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....50-60. * Max Humidity........72-82 percent valleys and 55-65 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............South 10-20 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....85-90 valleys and 65-70 ridges. * Min Humidity........20-30 percent valleys and 26-36 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............Southwest 15-25 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Cooler. Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50-60. Highs 65-75. Min humidities 20-30 percent. Southwest winds 10-20 mph. .FRIDAY...Mostly clear. Lows 45-55. Highs 70-80. Min humidities 25-35 percent. Southwest winds 10-15 mph. .SATURDAY...Mostly clear. Lows 45-55. Highs 70-80. West winds 10-15 mph. .SUNDAY...Partly cloudy. Lows 45-55. Highs 65-75. .MONDAY...Partly cloudy. Lows 40-50. Highs 60-70. $$ MTZ109-251045- Bitterroot- 440 AM MDT Tue Sep 24 2024 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....80-85 valleys and 70-75 ridges. * Min Humidity........27-37 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............South 5-10 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....50-55. * Max Humidity........70-80 percent valleys and 50-60 percent ridges. * 20-Foot Winds....... * Lower Elevation......South 5-15 mph. * Ridge Top............South 5-15 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * 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. .THURSDAY...Cooler. Partly cloudy with slight chance of rain. Lows 45-55. Highs 65-75. Min humidities 25-35 percent. West winds 10-20 mph. .FRIDAY...Clear. Lows 45-55. Highs 70-80. Min humidities 20-30 percent. Southwest winds 5-10 mph. .SATURDAY...Mostly clear. Lows 45-55. Highs 70-80. South winds 5-10 mph. .SUNDAY...Partly cloudy. Lows 45-55. Highs 65-75. .MONDAY...Mostly clear. Lows 40-50. Highs 60-70. $$ MTZ110-111-251045- Deerlodge/West Beaverhead-East Beaverhead- 440 AM MDT Tue Sep 24 2024 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....80-85 valleys and 65-75 ridges. * Min Humidity........25-35 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............South 5-10 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....33-43 valleys and 45-50 ridges. * Max Humidity........74-84 percent valleys and 53-63 percent ridges. * 20-Foot Winds....... * Lower Elevation......South 10-20 mph. * Ridge Top............South 10-20 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....80-85 valleys and 70-75 ridges. * Min Humidity........14-24 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............Southwest 10-20 mph. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Mostly clear. Lows 45-55. Highs 70-80. Min humidities 10-20 percent. Southwest winds 15-25 mph. .FRIDAY...Clear. Lows 45-55. Highs 70-80. Min humidities 10-20 percent. Southwest winds 10-15 mph. .SATURDAY...Mostly clear. Lows 45-55. Highs 70-80. South winds 5-10 mph. .SUNDAY...Partly cloudy. Lows 45-55. Highs 65-75. .MONDAY...Mostly clear. Lows 35-45. Highs 60-70. $$