Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
999 FNUS55 KMSO 082012 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 212 PM MDT Mon Jul 8 2024 .DISCUSSION... Idaho (Zones 102 and 103): A ridge of high pressure will cause extremely hot and dry conditions through the week. The most unstable day appears to be on Wednesday. The ridge begins to flatten Wednesday through Thursday causing increased westerly winds during the afternoon and evening hours. The combination of low humidity and gusty west winds will be approaching critical fire weather conditions to zone 102 on Wednesday and Thursday. Northwest MT (Zones 104 and 105): A ridge of high pressure will cause extremely hot and dry conditions through the week. The most unstable day appears to be on Wednesday. The ridge begins to flatten on Thursday causing increased westerly winds during the afternoon and evening hours. The combination of low humidity and gusty west winds will be approaching critical fire weather conditions Thursday afternoon. West Central MT (Zones 106, 107 and 108): A ridge of high pressure will cause extremely hot and dry conditions through the week. The most unstable day appears to be on Wednesday. The ridge begins to flatten on Thursday causing increased westerly winds during the afternoon and evening hours. The combination of low humidity and gusty west winds will be approaching critical fire weather conditions Thursday afternoon. Southwest MT (Zones 109, 110 and 111): A ridge of high pressure will cause extremely hot and dry conditions through the week. The most unstable day appears to be on Wednesday and Thursday. The ridge begins to flatten on Thursday causing increased westerly winds during the afternoon and evening hours. The combination of low humidity and gusty west winds will be approaching critical fire weather conditions Thursday afternoon. IDZ102-103-092015- Palouse/Hells Canyon-Clearwater/Nez Perce- 112 PM PDT Mon Jul 8 2024 .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....55-65. * Max Humidity........49-59 percent valleys and 36-46 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............North 5-10 mph becoming east after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....100-110 valleys and 80-90 ridges. * Min Humidity........9-19 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............Southeast 5-10 mph becoming west in the afternoon. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY NIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....60-70. * Max Humidity........42-52 percent valleys and 33-43 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............Northwest 5-10 mph becoming south after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....100-110 valleys and 85-95 ridges. * Min Humidity........8-17 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............South 5-10 mph becoming west in the afternoon. * Haines Index........6 high. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Mostly clear. Lows 60-70. Highs 90-100. Min humidities 15-25 percent. West winds 10-15 mph. .FRIDAY...Clear. Lows 60-70. Highs 90-100. Min humidities 15-25 percent. West winds 10-15 mph. .SATURDAY...Mostly clear. Lows 60-70. Highs 95-105. Southwest winds 5-10 mph. .SUNDAY...Partly cloudy. Lows 65-75. Highs 90-100. .MONDAY...Mostly clear. Lows 60-70. Highs 90-100. $$ MTZ104-105-092015- Kootenai-Flathead/Glacier Park- 212 PM MDT Mon Jul 8 2024 .TONIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....55-65. * Max Humidity........60-70 percent valleys and 45-55 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 1-3 mph. * Ridge Top............West 5-10 mph becoming east after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....95-100 valleys and 78-88 ridges. * Min Humidity........10-20 percent valleys and 18-28 percent ridges. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............Southeast 5-10 mph. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....60-65. * Max Humidity........57-67 percent valleys and 45-55 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 1-3 mph. * Ridge Top............Southeast 5-15 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....95-105 valleys and 80-90 ridges. * Min Humidity........12-17 percent valleys and 13-23 percent ridges. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............South 5-10 mph becoming west 5-15 mph in the afternoon. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Mostly clear. Lows 60-70. Highs 85-95. Min humidities 15-25 percent. Southwest winds 10-20 mph. .FRIDAY...Mostly clear. Lows 55-65. Highs 85-95. Min humidities 15-25 percent. Southwest winds 10-20 mph. .SATURDAY...Mostly clear. Lows 55-65. Highs 85-95. Southwest winds 10-15 mph. .SUNDAY...Mostly clear. Lows 60-70. Highs 85-95. .MONDAY...Mostly clear. Lows 55-65. Highs 80-90. $$ MTZ106-108-092015- West Lolo-East Lolo- 212 PM MDT Mon Jul 8 2024 .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....55-65. * Max Humidity........47-57 percent valleys and 40-50 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 1-3 mph. * Ridge Top............Northwest 5-10 mph becoming northeast after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....90-100 valleys and 83-93 ridges. * Min Humidity........11-16 percent valleys and 12-22 percent ridges. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............Southeast 5-10 mph. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY NIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....55-65. * Max Humidity........47-57 percent valleys and 40-50 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............East 5-10 mph becoming south after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....95-105 valleys and 85-95 ridges. * Min Humidity........11-17 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............South 5-10 mph becoming west in the afternoon. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Not as warm. Mostly clear. Lows 65-75. Highs 85-95. Min humidities 10-20 percent. West winds 10-15 mph. .FRIDAY...Mostly clear. Lows 55-65. Highs 90-100. Min humidities 10-20 percent. West winds 10-20 mph. .SATURDAY...Mostly clear. Lows 60-70. Highs 90-100. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy. Lows 60-70. Highs 85-95. .MONDAY...Partly cloudy. Lows 60-70. Highs 85-95. $$ MTZ107-092015- Flathead Reservation- 212 PM MDT Mon Jul 8 2024 .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....60-65. * Max Humidity........52-62 percent valleys and 45-55 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............North 5-10 mph becoming east 5-15 mph after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....95-100 valleys and 75-80 ridges. * Min Humidity........11-21 percent. * 20-Foot Winds....... * Lower Elevation......Variable less than 7 mph. * Ridge Top............Southeast 5-15 mph becoming south 5-10 mph in the afternoon. * Haines Index........4 low. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY NIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....60-65. * Max Humidity........52-62 percent valleys and 45-55 percent ridges. * 20-Foot Winds....... * Lower Elevation......Northeast 5-10 mph. * Ridge Top............East 5-15 mph becoming southeast after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....100-105 valleys and 80-85 ridges. * Min Humidity........12-18 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............South 5-15 mph becoming west in the afternoon. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Mostly clear. Lows 65-75. Highs 90-100. Min humidities 10-20 percent. Southwest winds 10-20 mph. .FRIDAY...Mostly clear. Lows 60-70. Highs 90-100. Min humidities 10-20 percent. Southwest winds 15-25 mph. .SATURDAY...Mostly clear. Lows 60-70. Highs 90-100. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy. Lows 60-70. Highs 90-100. .MONDAY...Partly cloudy. Lows 60-70. Highs 90-100. $$ MTZ109-092015- Bitterroot- 212 PM MDT Mon Jul 8 2024 .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....55-60. * Max Humidity........51-61 percent valleys and 41-51 percent ridges. * 20-Foot Winds....... * Lower Elevation......North 5-10 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............North 5-10 mph becoming east after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....95-100 valleys and 80-85 ridges. * Min Humidity........11-21 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............Southeast 5-10 mph becoming southwest in the afternoon. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY NIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....55-65. * Max Humidity........47-57 percent valleys and 37-47 percent ridges. * 20-Foot Winds....... * Lower Elevation......Downslope/downvalley 2-5 mph. * Ridge Top............Northwest 5-10 mph becoming southwest after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....100-105 valleys and 85-90 ridges. * Min Humidity........11-18 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............South 5-10 mph becoming west in the afternoon. * Haines Index........6 high. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Mostly clear. Lows 60-70. Highs 85-95. Min humidities 15-25 percent. West winds 10-15 mph. .FRIDAY...Mostly clear. Lows 55-65. Highs 85-95. Min humidities 15-25 percent. West winds 10-20 mph. .SATURDAY...Mostly clear. Lows 60-70. Highs 85-95. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy. Lows 60-70. Highs 85-95. .MONDAY...Partly cloudy. Lows 55-65. Highs 85-95. $$ MTZ110-111-092015- Deerlodge/West Beaverhead-East Beaverhead- 212 PM MDT Mon Jul 8 2024 .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....50-55. * Max Humidity........57-67 percent valleys and 45-55 percent ridges. * 20-Foot Winds....... * Lower Elevation......North 5-10 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............Northeast 5-15 mph. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....85-90 valleys and 75-85 ridges. * Min Humidity........10-20 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............Southeast 5-10 mph. * Haines Index........5 moderate. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .TUESDAY NIGHT... * Sky/Weather.........Partly cloudy. * Min Temperature.....45-55 valleys and 55-60 ridges. * Max Humidity........57-67 percent valleys and 43-53 percent ridges. * 20-Foot Winds....... * Lower Elevation......Northeast 5-10 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............Northeast 5-10 mph becoming southeast after midnight. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .WEDNESDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....90-95 valleys and 80-85 ridges. * Min Humidity........8-16 percent. * 20-Foot Winds....... * Lower Elevation......Becoming upslope/upvalley 4-8 mph in the afternoon. * Ridge Top............Southwest 5-10 mph becoming west 5-15 mph in the afternoon. * Haines Index........6 high. * LAL.................1. * CWR (> 0.10 Inch)...0 percent. .THURSDAY...Mostly clear. Lows 60-70. Highs 85-95. Min humidities 15-25 percent. West winds 10-20 mph. .FRIDAY...Mostly clear. Lows 55-65. Highs 85-95. Min humidities 10-20 percent. West winds 10-20 mph. .SATURDAY...Mostly clear. Lows 55-65. Highs 85-95. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy. Slight chance of rain showers and thunderstorms. Lows 55-65. Highs 85-95. .MONDAY...Partly cloudy. Lows 55-65. Highs 80-90. $$