003 FNUS55 KMSO 300918 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 318 AM MDT Tue May 30 2017 .DISCUSSION... Idaho: Today will be another very warm and dry day under high pressure. By Wednesday, the high pressure will begin to break down with a noticeable increase in shower and thunderstorm activity during the afternoon and evening hours. Strong and gusty winds will be possible with any thunderstorms that do develop. Cooler temperatures and daily shower/thunderstorm activity are anticipated Thursday and Friday. Montana: Today will be another very warm and mostly dry day under high pressure. A few showers and thunderstorms are possible over the higher terrain this afternoon, especially along the Divide. By Wednesday, the high pressure will begin to break down with a noticeable increase in shower and thunderstorm activity during the late afternoon and overnight hours. Strong and gusty winds will be possible with any thunderstorms that do develop. Cooler temperatures and daily shower/thunderstorm activity are anticipated Thursday and Friday. Follow us on Twitter at https://twitter.com/NWSMissoula IDZ102-103-310930- Palouse/Hells Canyon-Clearwater/Nez Perce- 218 AM PDT Tue May 30 2017 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....85-90 valleys and 75-85 ridges . * Min Humidity........17-27 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............South 5-10 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-55. * Max Humidity........76-86 percent valleys and 68-78 percent ridges . * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............Southeast 5-10 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly cloudy. Chance of rain showers. Slight chance of thunderstorms in the afternoon. * Max Temperature.....75-85 valleys and 65-75 ridges . * Min Humidity........32-42 percent valleys and 38-48 percent ridges . * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............South 5-10 mph becoming west late in the afternoon. * Haines Index........4 low. * LAL.................2. * CWR (> 0.10 Inch)...20 percent. .THURSDAY...Cooler. Mostly cloudy with rain showers likely and slight chance of thunderstorms. Lows 50-60. Highs 65-75. West winds 5-10 mph. .FRIDAY...Mostly cloudy with chance of rain showers and thunderstorms. Lows 45-55. Highs 65-75. West winds 5-10 mph. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45-55. Highs 70-80. Southwest winds 5-10 mph. .SUNDAY...Partly cloudy. Slight chance of rain showers and thunderstorms. Lows 45-55. Highs 70-80. .MONDAY...Partly cloudy. Slight chance of rain showers and thunderstorms. Lows 45-55. Highs 65-75. $$ MTZ104-105-310930- Kootenai-Flathead/Glacier Park- 318 AM MDT Tue May 30 2017 .TODAY... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....80-90 valleys and 65-75 ridges . * Min Humidity........20-30 percent valleys and 32-42 percent ridges . * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............Southeast 5-10 mph. * Haines Index........3 very low. * LAL.................2 in the Kootenai...and 3 in the Flathead/Glacier Park. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Slight chance of rain showers and thunderstorms. * Min Temperature.....50-55 valleys and 43-53 ridges . * Max Humidity........73-83 percent. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............South 5-10 mph. * LAL.................1 in the Kootenai...and 2 in the Flathead/Glacier Park. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Partly cloudy. Chance of rain showers. Slight chance of thunderstorms in the afternoon. * Max Temperature.....80-85 valleys and 65-75 ridges . * Min Humidity........30-40 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............Southwest 5-15 mph. * Haines Index........4 low. * LAL.................2. * CWR (> 0.10 Inch)...20 percent. .THURSDAY...Cooler. Mostly cloudy with chance of rain showers and thunderstorms. Lows 50-60. Highs 60-70. Southwest winds 5-15 mph. .FRIDAY...Mostly cloudy with slight chance of rain showers and thunderstorms. Lows 45-55. Highs 60-70. Southwest winds 5-15 mph. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 40-50. Highs 65-75. Southwest winds 10-20 mph. .SUNDAY...Partly cloudy. Slight chance of rain showers and thunderstorms. Lows 40-50. Highs 65-75. .MONDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40-50. Highs 60-70. $$ MTZ106-108-310930- West Lolo-East Lolo- 318 AM MDT Tue May 30 2017 .TODAY... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....80-85 valleys and 70-80 ridges . * Min Humidity........17-27 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............Southeast up to 5 mph. * Haines Index........3 very low. * LAL.................1 in the West Lolo...and 2 in the East Lolo. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....50-55. * Max Humidity........74-84 percent valleys and 57-67 percent ridges . * 20-Foot Winds....... * Lower Elevation......East 5-10 mph. * Ridge Top............Southeast 5-10 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....80-90 valleys and 73-83 ridges . * Min Humidity........25-35 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph late in the afternoon. * Ridge Top............South 5-10 mph becoming southwest 5-15 mph late in the afternoon. * Haines Index........5 moderate. * LAL.................2. * CWR (> 0.10 Inch)...10 percent. .THURSDAY...Cooler. Mostly cloudy with chance of rain showers and thunderstorms. Lows 50-60. Highs 65-75. West winds 10-15 mph. .FRIDAY...Mostly cloudy with chance of rain showers and thunderstorms. Lows 45-55. Highs 60-70. West winds 5-15 mph. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 40-50. Highs 70-80. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy. Slight chance of rain showers and thunderstorms. Lows 45-55. Highs 70-80. .MONDAY...Cooler. Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 45-55. Highs 60-70. $$ MTZ107-310930- Salish and Kootenai Reservation- 318 AM MDT Tue May 30 2017 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....85-90 valleys and 70-75 ridges . * Min Humidity........17-27 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............South up to 5 mph. * Haines Index........3 very low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....50-55. * Max Humidity........79-89 percent valleys and 69-79 percent ridges . * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............Southeast 5-15 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....85-90 valleys and 70-75 ridges . * Min Humidity........25-35 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph late in the afternoon. * Ridge Top............South 5-10 mph becoming southwest 5-15 mph late in the afternoon. * Haines Index........4 low. * LAL.................2. * CWR (> 0.10 Inch)...10 percent. .THURSDAY...Cooler. Mostly cloudy with chance of rain showers and thunderstorms. Lows 55-65. Highs 65-75. West winds 5-15 mph. .FRIDAY...Mostly cloudy with chance of rain showers and thunderstorms. Lows 45-55. Highs 65-75. Southwest winds 5-10 mph. .SATURDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Lows 45-55. Highs 70-80. Southwest winds 5-15 mph. .SUNDAY...Partly cloudy. Slight chance of rain showers and thunderstorms. Lows 45-55. Highs 70-80. .MONDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 45-55. Highs 65-75. $$ MTZ109-310930- Bitterroot- 318 AM MDT Tue May 30 2017 .TODAY... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....80-85 valleys and 70-75 ridges . * Min Humidity........11-16 percent valleys and 13-23 percent ridges . * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............Southwest up to 5 mph. * Haines Index........4 low. * LAL.................2. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-50. * Max Humidity........68-78 percent valleys and 59-69 percent ridges . * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............South 5-10 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....85-90 valleys and 75-80 ridges . * Min Humidity........17-27 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............Southwest 5-10 mph. * Haines Index........5 moderate. * LAL.................2. * CWR (> 0.10 Inch)...20 percent. .THURSDAY...Cooler. Mostly cloudy with chance of rain showers and thunderstorms. Lows 50-60. Highs 60-70. West winds 5-15 mph. .FRIDAY...Mostly cloudy with chance of rain showers and thunderstorms. Lows 45-55. Highs 60-70. West winds 5-10 mph. .SATURDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Lows 40-50. Highs 70-80. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40-50. Highs 70-80. .MONDAY...Cooler. Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40-50. Highs 60-70. $$ MTZ110-111-310930- Deerlodge/West Beaverhead-East Beaverhead- 318 AM MDT Tue May 30 2017 .TODAY... * Sky/Weather.........Partly cloudy. Scattered rain showers. Scattered thunderstorms in the afternoon. * Max Temperature.....75-80 valleys and 65-75 ridges . * Min Humidity........23-33 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............South 5-10 mph. * Haines Index........4 low. * LAL.................3. * CWR (> 0.10 Inch)...10 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Slight chance of rain showers and thunderstorms. * Min Temperature.....40-50. * Max Humidity........74-84 percent valleys and 67-77 percent ridges . * 20-Foot Winds....... * Lower Elevation......Southeast 5-10 mph. * Ridge Top............South 5-10 mph. * LAL.................2. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Partly cloudy. Slight chance of thunderstorms in the afternoon. * Max Temperature.....80-90 valleys and 70-80 ridges . * Min Humidity........14-24 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............South 5-15 mph. * Haines Index........5 moderate. * LAL.................3 in the Deerlodge/West Beaverhead...and 2 in the East Beaverhead. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Cooler. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50-60. Highs 65-75. Southwest winds 10-15 mph. .FRIDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 40-50. Highs 60-70. West winds 5-15 mph. .SATURDAY...Partly cloudy with slight chance of rain showers. Lows 35-45. Highs 65-75. West winds 5-15 mph. .SUNDAY...Partly cloudy. Slight chance of rain showers and thunderstorms. Lows 40-50. Highs 65-75. .MONDAY...Mostly cloudy. Slight chance of rain showers and thunderstorms. Lows 40-50. Highs 60-70. $$