Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
506 FNUS55 KMSO 010842 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 242 AM MDT Wed May 1 2024 .DISCUSSION... Idaho (Zones 102 and 103): Periodic showers continue today with fewer showers on Thursday. Snow levels will vary from 3500-4500 feet. Wetting rain chances are decent today, much lower Thursday. Gusty winds of 15-25 mph will also be common today. Daytime temperatures warm on Thursday with drier min Rh. Northwest MT (Zones 104 and 105): Periodic showers continue through Thursday, heaviest this afternoon and evening especially east of Hwy 93. Snow levels will vary from 3500-4500 feet. Wetting rain chances are high for the Flathead/Glacier region, much lower further west. Gusty winds of 20-30 mph will also be common today. Daytime temperatures warm slightly on Thursday with similar min Rh. West Central MT (Zones 106, 107 and 108): Periodic showers continue through Thursday. Snow levels will vary from 3500-4500 feet. Wetting rain chances are up to 30%. Gusty winds of 20-30 mph will also be common today. Daytime temperatures warm on Thursday with slightly drier min Rh. Southwest MT (Zones 109, 110 and 111): Periodic showers continue today with fewer showers on Thursday. Snow levels will vary from 3500-4500 feet. Wetting rain chances are decent today on the terrain, much lower Thursday. Gusty winds of 15-25 mph will also be common today. Daytime temperatures warm on Thursday with slightly drier min Rh. IDZ102-103-020845- Palouse/Hells Canyon-Clearwater/Nez Perce- 142 AM PDT Wed May 1 2024 .TODAY... * Sky/Weather.........Partly cloudy. Snow likely and chance of rain in the morning, then snow showers with possible rain showers and thunderstorms likely in the afternoon. Snow level 3500 feet. * Max Temperature.....48-58 valleys and 35-45 ridges. * Min Humidity........45-55 percent valleys and 51-61 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph. * Ridge Top............West 15-25 mph. * Haines Index........3 very low. * LAL.................2. * CWR (> 0.10 Inch)...10 percent in the Palouse/Hells Canyon...and 50 percent in the Clearwater/Nez Perce. .TONIGHT... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms and snow showers. * Min Temperature.....30-35 valleys and 20-30 ridges. * Max Humidity........75-85 percent valleys and 69-79 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............West 15-25 mph. * LAL.................1 in the Palouse/Hells Canyon...and 2 in the Clearwater/Nez Perce. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. Chance of snow. Slight chance of rain in the afternoon. Snow level 4000 feet. * Max Temperature.....55-65 valleys and 40-50 ridges. * Min Humidity........29-39 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............Southwest 5-10 mph becoming northwest in the afternoon. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Partly cloudy. Lows 30-40. Highs 55-65. Min humidities 20-30 percent. Northwest winds 5-10 mph. .SATURDAY...Mostly cloudy with chance of rain. Lows 40-50. Highs 60-70. Min humidities 35-45 percent. East winds 5-15 mph. .SUNDAY...Cooler. Mostly cloudy with rain showers likely and slight chance of thunderstorms. Lows 40-50. Highs 50-60. West winds 5-15 mph. .MONDAY...Mostly cloudy. Rain and snow likely. Lows 40-50. Highs 50-60. .TUESDAY...Mostly cloudy. Rain and snow likely. Lows 35-45. Highs 50-60. $$ MTZ104-105-020845- Kootenai-Flathead/Glacier Park- 242 AM MDT Wed May 1 2024 .TODAY... * Sky/Weather.........Mostly cloudy. Chance of snow in the morning, then snow showers, rain showers and slight chance of thunderstorms in the afternoon. Snow level 4000 feet. * Max Temperature.....45-55 valleys and 33-43 ridges. * Min Humidity........37-47 percent valleys and 57-67 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 15-25 mph. * Ridge Top............West 20-30 mph. * Haines Index........3 very low. * LAL.................2. * CWR (> 0.10 Inch)...10 percent in the Kootenai...and 80 percent in the Flathead/Glacier Park. .TONIGHT... * Sky/Weather.........Mostly cloudy. Snow showers, rain showers and slight chance of thunderstorms in the evening, then snow and chance of rain after midnight. Snow level 4500 feet. * Min Temperature.....25-35. * Max Humidity........80-90 percent. * 20-Foot Winds....... * Lower Elevation......Northwest 5-15 mph decreasing to variable less than 5 mph after midnight. * Ridge Top............West 20-30 mph. * LAL.................2. * CWR (> 0.10 Inch)...30 percent in the Kootenai...and 80 percent in the Flathead/Glacier Park. .THURSDAY... * Sky/Weather.........Mostly cloudy. Snow and chance of rain in the morning, then snow showers with possible rain showers and thunderstorms likely in the afternoon. Snow level 4500 feet. * Max Temperature.....50-60 valleys and 38-48 ridges. * Min Humidity........37-47 percent valleys and 60-70 percent ridges. * 20-Foot Winds....... * Lower Elevation......North 5-15 mph. * Ridge Top............North 5-15 mph. * Haines Index........3 very low. * LAL.................2. * CWR (> 0.10 Inch)...30 percent in the Kootenai...and 50 percent in the Flathead/Glacier Park. .FRIDAY...Mostly cloudy with chance of snow and slight chance of rain. Lows 30-40. Highs 50-60. Min humidities 25-35 percent. North winds 10-15 mph. .SATURDAY...Partly cloudy with slight chance of rain. Lows 30-40. Highs 55-65. Min humidities 30-40 percent. East winds 5-15 mph. .SUNDAY...Mostly cloudy with chance of rain. Lows 40-50. Highs 55-65. Northeast winds 5-15 mph. .MONDAY...Cooler. Mostly cloudy. Rain and snow likely. Lows 40-50. Highs 45-55. .TUESDAY...Mostly cloudy. Chance of rain and snow. Lows 35-45. Highs 45-55. $$ MTZ106-108-020845- West Lolo-East Lolo- 242 AM MDT Wed May 1 2024 .TODAY... * Sky/Weather.........Mostly cloudy. Chance of snow in the morning, then snow showers, rain showers likely and slight chance of thunderstorms in the afternoon. Snow level 3500 feet. * Max Temperature.....45-55 valleys and 33-43 ridges. * Min Humidity........33-43 percent valleys and 47-57 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 15-25 mph. * Ridge Top............West 20-30 mph. * Haines Index........3 very low. * LAL.................2. * CWR (> 0.10 Inch)...10 percent in the West Lolo...and 30 percent in the East Lolo. .TONIGHT... * Sky/Weather.........Mostly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms in the evening, then chance of snow after midnight. Snow level 4000 feet. * Min Temperature.....25-35. * Max Humidity........67-77 percent. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph becoming southwest 5-10 mph after midnight. * Ridge Top............West 25-35 mph. * LAL.................2. * CWR (> 0.10 Inch)...0 percent in the West Lolo...and 20 percent in the East Lolo. .THURSDAY... * Sky/Weather.........Mostly cloudy. Slight chance of rain in the morning. Chance of snow. Chance of rain showers and slight chance of thunderstorms in the afternoon. Snow level 4500 feet. * Max Temperature.....50-60 valleys and 40-50 ridges. * Min Humidity........32-42 percent valleys and 42-52 percent ridges. * 20-Foot Winds....... * Lower Elevation......Northwest 5-15 mph. * Ridge Top............Northwest 5-15 mph. * Haines Index........3 very low. * LAL.................2. * CWR (> 0.10 Inch)...30 percent. .FRIDAY...Mostly cloudy with slight chance of rain and snow. Lows 30-40. Highs 50-60. Min humidities 25-35 percent. North winds 5-10 mph. .SATURDAY...Partly cloudy with slight chance of rain. Lows 30-40. Highs 60-70. Min humidities 25-35 percent. East winds 5-15 mph. .SUNDAY...Mostly cloudy with chance of rain. Lows 40-50. Highs 55-65. Northeast winds 5-15 mph. .MONDAY...Mostly cloudy. Rain and snow likely. Lows 40-50. Highs 50-60. .TUESDAY...Mostly cloudy. Chance of rain and snow. Lows 35-45. Highs 45-55. $$ MTZ107-020845- Flathead Reservation- 242 AM MDT Wed May 1 2024 .TODAY... * Sky/Weather.........Mostly cloudy. Chance of snow and rain in the morning, then rain showers, snow showers and slight chance of thunderstorms in the afternoon. Snow level 4000 feet. * Max Temperature.....50-55 valleys and 30-35 ridges. * Min Humidity........41-51 percent valleys and 61-71 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............West 20-30 mph. * Haines Index........3 very low. * LAL.................2. * CWR (> 0.10 Inch)...10 percent in areas west of Highway 93...and 60 percent in the Mission Mtns and areas east of Highway 93. .TONIGHT... * Sky/Weather.........Mostly cloudy. Rain showers, snow showers likely and slight chance of thunderstorms in the evening, then chance of rain and snow after midnight. Snow level 4000 feet. * Min Temperature.....35-40 valleys and 25-30 ridges. * Max Humidity........82-92 percent valleys and 88-98 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph decreasing to 5-10 mph after midnight. * Ridge Top............West 20-35 mph. * LAL.................2. * CWR (> 0.10 Inch)...20 percent in areas west of Highway 93...and 70 percent in the Mission Mtns and areas east of Highway 93. .THURSDAY... * Sky/Weather.........Mostly cloudy. Chance of snow in the morning. Rain likely. Slight chance of thunderstorms in the afternoon. Snow level 4500 feet. * Max Temperature.....55-60 valleys and 35-40 ridges. * Min Humidity........46-56 percent valleys and 59-69 percent ridges. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............Northwest 10-20 mph. * Haines Index........3 very low. * LAL.................2. * CWR (> 0.10 Inch)...40 percent. .FRIDAY...Mostly cloudy with slight chance of rain and snow. Lows 30-40. Highs 55-65. Min humidities 25-35 percent. North winds 5-10 mph. .SATURDAY...Partly cloudy with slight chance of rain. Lows 35-45. Highs 60-70. Min humidities 30-40 percent. East winds 5-15 mph. .SUNDAY...Mostly cloudy with chance of rain. Lows 40-50. Highs 55-65. North winds 5-15 mph. .MONDAY...Mostly cloudy. Rain likely. Lows 40-50. Highs 50-60. .TUESDAY...Mostly cloudy. Chance of rain and snow. Lows 35-45. Highs 50-60. $$ MTZ109-020845- Bitterroot- 242 AM MDT Wed May 1 2024 .TODAY... * Sky/Weather.........Mostly cloudy. Chance of snow in the morning, then snow showers likely and slight chance of thunderstorms in the afternoon. * Max Temperature.....45-50 valleys and 30-35 ridges. * Min Humidity........33-43 percent valleys and 47-57 percent ridges. * 20-Foot Winds....... * Lower Elevation......Becoming west 10-20 mph in the afternoon. * Ridge Top............West 20-30 mph. * Haines Index........3 very low. * LAL.................2. * CWR (> 0.10 Inch)...30 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms and snow showers. * Min Temperature.....20-30. * Max Humidity........70-80 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph becoming south 5-10 mph after midnight. * Ridge Top............West 20-30 mph. * LAL.................2. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. Chance of snow. Chance of rain in the afternoon. Snow level 4000 feet. * Max Temperature.....50-55 valleys and 40-45 ridges. * Min Humidity........29-39 percent valleys and 38-48 percent ridges. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............West 5-15 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent in the Darby, Sula, and West Fork Districts...and 20 percent in areas north of Hamilton. .FRIDAY...Partly cloudy with slight chance of snow. Lows 25-35. Highs 50-60. Min humidities 20-30 percent. Northwest winds 5-10 mph. .SATURDAY...Partly cloudy with slight chance of rain. Lows 30-40. Highs 55-65. Min humidities 25-35 percent. Southeast winds 5-15 mph. .SUNDAY...Mostly cloudy with rain showers likely and slight chance of thunderstorms. Lows 40-50. Highs 50-60. Southeast winds 5-15 mph. .MONDAY...Mostly cloudy. Snow likely and chance of rain. Lows 35-45. Highs 45-55. .TUESDAY...Mostly cloudy. Chance of snow and rain. Lows 30-40. Highs 45-55. $$ MTZ110-111-020845- Deerlodge/West Beaverhead-East Beaverhead- 242 AM MDT Wed May 1 2024 .TODAY... * Sky/Weather.........Partly cloudy. Chance of snow in the morning, then snow showers likely and slight chance of thunderstorms in the afternoon. * Max Temperature.....40-50 valleys and 30-35 ridges. * Min Humidity........25-35 percent valleys and 33-43 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph. * Ridge Top............West 15-25 mph. * Haines Index........4 low. * LAL.................2. * CWR (> 0.10 Inch)...10 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms and snow showers. * Min Temperature.....15-25. * Max Humidity........72-82 percent valleys and 66-76 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph becoming southwest 5-15 mph after midnight. * Ridge Top............West 15-25 mph. * LAL.................2. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. Chance of snow. * Max Temperature.....45-50 valleys and 35-40 ridges. * Min Humidity........20-30 percent valleys and 28-38 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph. * Ridge Top............West 10-20 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Partly cloudy with chance of snow. Lows 25-35. Highs 45-55. Min humidities 15-25 percent. Northwest winds 10-15 mph. .SATURDAY...Partly cloudy. Lows 30-40. Highs 55-65. Min humidities 20-30 percent. Southeast winds 10-20 mph. .SUNDAY...Mostly cloudy with chance of rain. Lows 40-50. Highs 55-65. Southeast winds 10-20 mph. .MONDAY...Mostly cloudy. Chance of rain and snow. Lows 35-45. Highs 50-60. .TUESDAY...Mostly cloudy. Chance of snow and rain. Lows 30-40. Highs 45-55. $$