


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
847 FNUS55 KMSO 130732 FWFMSO Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho National Weather Service Missoula MT 132 AM MDT Wed Aug 13 2025 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS EVENING for Palouse/Hells Canyon... ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING for Flathead Reservation... ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS EVENING for Deerlodge/West Beaverhead...East Beaverhead... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING for East Beaverhead... .DISCUSSION... Idaho (Zones 102 and 103): Mostly clear skies, dry, and hot today. Increasing critical fire weather conditions with west- southwesterly winds building into this afternoon with frequent gusts 20-30 mph expected. Minimum RH`s in the teens and low 20s. A few early morning showers and thunderstorms, very low wetting rain chances for today. Cooler (near- normal) with slight shower chances later in the week/weekend. Northwest MT (Zones 104 and 105): Mostly clear skies, dry, and hot today. Increasing critical fire weather conditions with west- southwesterly winds building into this afternoon with frequent gusts 25-35 mph expected. Minimum RH`s in the teens and low 20s. Slight chance for elevated convection/virga showers with isolated potential for lightning this evening along the Canadian border. Cooler (near- normal) with shower chances later in the week/weekend. West Central MT (Zones 106, 107 and 108): Mostly clear skies, dry, and hot today. Increasing critical fire weather conditions with west- southwesterly winds building into this afternoon with frequent gusts 25-35 mph expected. Minimum RH`s in the teens and low 20s. Cooler (near- normal) with slight shower chances later in the week/weekend. Southwest MT (Zones 109, 110 and 111): Partly cloudy skies, mostly dry, and hot today into Thursday. Increasing critical fire weather conditions with west-southwesterly winds building into this afternoon with frequent gusts 25-40 mph expected. Minimum RH`s in the teens and upper single digits. Repeat of critical fire weather conditions for Thursday especially in zone 111. Slight chance for elevated convection / virga showers with isolated potential for lightning early this morning and again this afternoon/evening. Very low wetting rain chances today. Cooler (near- normal) with slight shower chances later in the week/weekend. IDZ102-140745- Palouse/Hells Canyon- 1232 AM PDT Wed Aug 13 2025 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS EVENING... .TODAY... * Sky/Weather.........Mostly sunny. Slight chance of early morning showers and thunderstorms. * Max Temperature.....95-105 valleys and 75-80 ridges. * Min Humidity........9-19 percent. * 20-Foot Winds....... * Lower Elevation......Calm to becoming west 5-15 mph in the afternoon. * Ridge Top............West 5-15 mph. * Mixing Height.......1-2 kft agl until 1000. 10 kft agl after 1400. * Transport Winds.....Southwest 10 mph until 1100, then west 20 mph. * Chance Lightning....less than 10 percent. * CWR (> 0.10 Inch)...less than 10 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....60-65 valleys and 50-55 ridges. * Max Humidity........49-59 percent valleys and 59-69 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......8 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 20 mph until 0100, then 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....85-95 valleys and 70-75 ridges. * Min Humidity........13-23 percent valleys and 21-31 percent ridges. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............West 5-10 mph. * Mixing Height.......3 kft agl until 1000. 8 kft agl after 1500. * Transport Winds.....West 15 mph. * Chance Lightning....0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Partly cloudy. Lows 55-65. Highs 80-90. Min humidities 20-30 percent. West winds 10-15 mph. .SATURDAY...Partly cloudy with chance of rain showers. Chance of showers 30 percent. Lows 60-70. Highs 80-90. Min humidities 25-35 percent. Northwest winds 5-10 mph. .SUNDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 60-70. Highs 80-90. North winds 5-10 mph. .MONDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 85-95. .TUESDAY...Mostly clear. Lows 60-70. Highs 85-95. $$ IDZ103-140745- Clearwater/Nez Perce- 1232 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather.........Mostly sunny. Slight chance of early morning showers and thunderstorms. * Max Temperature.....90-95 valleys and 75-85 ridges. * Min Humidity........13-23 percent. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............Southwest 5-10 mph becoming west 10-20 mph in the afternoon. * Mixing Height.......1-2 kft agl until 1000. 10 kft agl after 1500. * Transport Winds.....Southwest 10 mph until 1100, then west 20 mph. * Chance Lightning....Less than 10 percent. * CWR (> 0.10 Inch)...Less than 10 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....45-55. * Max Humidity........51-61 percent. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph in the evening becoming downslope/downvalley 2-5 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......9 kft agl until 1900. 1-2 kft agl after 2000. * Transport Winds.....West 20 mph until 2100, then 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....85-90 valleys and 70-80 ridges. * Min Humidity........21-31 percent. * 20-Foot Winds....... * Lower Elevation......Calm to variable less than 7 mph. * Ridge Top............West 5-15 mph. * Mixing Height.......3 kft agl until 1000. 8 kft agl after 1500. * Transport Winds.....West 10 mph until 1200, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Partly cloudy. Lows 50-60. Highs 75-85. Min humidities 20-30 percent. West winds 5-10 mph. .SATURDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 75-85. Min humidities 25-35 percent. West winds 5-10 mph. .SUNDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 75-85. Northwest winds 5-10 mph. .MONDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 80-90. .TUESDAY...Mostly clear. Lows 55-65. Highs 80-90. $$ MTZ104-105-140745- Kootenai-Flathead/Glacier Park- 132 AM MDT Wed Aug 13 2025 .TODAY... * Sky/Weather.........Mostly sunny. Haze in the afternoon. * Max Temperature.....85-95 valleys and 70-80 ridges. * Min Humidity........10-20 percent valleys and 22-32 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 15-25 mph. * Ridge Top............Southwest 15-25 mph. * Mixing Height.......2 kft agl until 1000. 10 kft agl after 1500. * Transport Winds.....Southwest 15 mph until 1000. West 30 mph after 1300. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Haze in the evening. Slight chance of rain showers. * Min Temperature.....50-55. * Max Humidity........66-76 percent valleys and 59-69 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-15 mph in the evening becoming downslope/downvalley 5-10 mph. * Ridge Top............West 15-25 mph. * Mixing Height.......9 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 30 mph until 2000. Southwest 10 mph after 0100. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....75-85 valleys and 60-70 ridges. * Min Humidity........23-33 percent valleys and 38-48 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-15 mph. * Ridge Top............Southwest 10-15 mph. * Mixing Height.......3 kft agl until 0900. 8 kft agl after 1400. * Transport Winds.....West 15 mph. * Chance Lightning....Near 0 percent in the Kootenai...and 15 percent in the Flathead/Glacier Park. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Partly cloudy with slight chance of rain showers. Chance of showers 20 percent. Lows 50-60. Highs 65-75. Min humidities 30-40 percent. Southwest winds 10-15 mph. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Chance of precipitation 30 percent. Lows 55-65. Highs 70-80. Min humidities 25-35 percent. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs 75-85. Southwest winds 10-15 mph. .MONDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 75-85. .TUESDAY...Partly cloudy. Lows 55-65. Highs 75-85. $$ MTZ106-108-140745- West Lolo-East Lolo- 132 AM MDT Wed Aug 13 2025 .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....85-95 valleys and 73-83 ridges. * Min Humidity........12-17 percent valleys and 14-24 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............Southwest 10-20 mph. * Mixing Height.......2 kft agl until 1000. 10 kft agl after 1400. * Transport Winds.....Southwest 15 mph until 1100, then west 25 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....50-60. * Max Humidity........57-67 percent valleys and 48-58 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph. * Ridge Top............West 10-20 mph. * Mixing Height.......8 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 25 mph until 2100, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....75-85 valleys and 68-78 ridges. * Min Humidity........19-29 percent. * 20-Foot Winds....... * Lower Elevation......West 5-15 mph. * Ridge Top............West 5-15 mph. * Mixing Height.......2 kft agl until 0900. 9 kft agl after 1300. * Transport Winds.....West 15 mph until 1200, then 20 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Partly cloudy. Lows 50-60. Highs 75-85. Min humidities 15-25 percent. West winds 10-15 mph. .SATURDAY...Partly cloudy with chance of rain showers. Chance of showers 30 percent. Lows 55-65. Highs 75-85. Min humidities 15-25 percent. West winds 5-10 mph. .SUNDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 80-90. West winds 5-10 mph. .MONDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 80-90. .TUESDAY...Partly cloudy. Lows 55-65. Highs 80-90. $$ MTZ107-140745- Flathead Reservation- 132 AM MDT Wed Aug 13 2025 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING... .TODAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....90-95 valleys and 70-75 ridges. * Min Humidity........12-17 percent valleys and 18-28 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph. * Ridge Top............Southwest 15-25 mph. * Mixing Height.......1-2 kft agl until 1000. 10 kft agl after 1200. * Transport Winds.....Southwest 15 mph until 1100, then west 25 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....55-60. * Max Humidity........48-58 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 10-20 mph becoming south 5-10 mph after midnight. * Ridge Top............West 15-25 mph. * Mixing Height.......9 kft agl until 2000. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 25 mph until 2100, then southwest 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....85-90 valleys and 60-65 ridges. * Min Humidity........15-25 percent valleys and 25-35 percent ridges. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph. * Ridge Top............Southwest 5-15 mph. * Mixing Height.......3 kft agl until 0900. 9 kft agl after 1300. * Transport Winds.....West 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Partly cloudy. Lows 55-65. Highs 75-85. Min humidities 20-30 percent. Southwest winds 10-15 mph. .SATURDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 60-70. Highs 75-85. Min humidities 20-30 percent. Southwest winds 10-15 mph. .SUNDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 80-90. West winds 5-10 mph. .MONDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 55-65. Highs 80-90. .TUESDAY...Partly cloudy. Lows 55-65. Highs 85-95. $$ MTZ109-140745- Bitterroot- 132 AM MDT Wed Aug 13 2025 .TODAY... * Sky/Weather.........Mostly sunny. Slight chance of early morning showers and thunderstorms. * Max Temperature.....90-95 valleys and 75-85 ridges. * Min Humidity........13-23 percent. * 20-Foot Winds....... * Lower Elevation......Calm to becoming west 10-20 mph in the afternoon. * Ridge Top............West 10-20 mph. * Mixing Height.......2 kft agl until 1000. 11 kft agl after 1500. * Transport Winds.....Southwest 10 mph until 1100. West 25 mph after 1500. * Chance Lightning....Less than 10 percent in the Darby, Sula, and West Fork Districts...and 0 percent in areas north of Hamilton. * CWR (> 0.10 Inch)...less than 10 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....45-55. * Max Humidity........55-65 percent valleys and 46-56 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 10-20 mph becoming south 5-10 mph after midnight. * Ridge Top............West 10-20 mph. * Mixing Height.......9 kft agl until 1900. 1-2 kft agl after 2100. * Transport Winds.....West 20 mph until 2100, then 10 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....85-90 valleys and 70-80 ridges. * Min Humidity........16-26 percent. * 20-Foot Winds....... * Lower Elevation......Calm to becoming west 5-15 mph in the afternoon. * Ridge Top............West 5-15 mph. * Mixing Height.......3 kft agl until 1000. 10 kft agl after 1400. * Transport Winds.....Southwest 10 mph until 1100, then west 20 mph. * Chance Lightning....Near 0 percent in the Darby, Sula, and West Fork Districts...and 0 percent in areas north of Hamilton. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Partly cloudy. Lows 50-60. Highs 75-85. Min humidities 15-25 percent. West winds 10-15 mph. .SATURDAY...Mostly clear. Lows 50-60. Highs 75-85. Min humidities 15-25 percent. West winds 10-15 mph. .SUNDAY...Partly cloudy with chance of rain showers and thunderstorms. Chance of precipitation 30 percent. Lows 50-60. Highs 75-85. West winds 5-10 mph. .MONDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs 80-90. .TUESDAY...Partly cloudy. Lows 55-65. Highs 80-90. $$ MTZ111-140745- East Beaverhead- 132 AM MDT Wed Aug 13 2025 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS EVENING... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... .TODAY... * Sky/Weather.........Partly cloudy. Chance of rain showers. Slight chance of thunderstorms in the afternoon. * Max Temperature.....90-95 valleys and 75-80 ridges. * Min Humidity........10-17 percent. * 20-Foot Winds....... * Lower Elevation......South 5-15 mph increasing to southwest 20-30 mph in the afternoon. * Ridge Top............Southwest 5-15 mph increasing to 20-30 mph in the afternoon. * Mixing Height.......2 kft agl until 1000. Greater than 12 kft agl after 1400. * Transport Winds.....Southwest 10 mph until 1000. West 30 mph after 1100. * Chance Lightning....25 percent. * CWR (> 0.10 Inch)...less than 10 percent. .TONIGHT... * Sky/Weather.........Partly cloudy. Slight chance of rain showers. * Min Temperature.....45-55. * Max Humidity........57-67 percent valleys and 46-56 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 15-25 mph becoming southwest 5-10 mph after midnight. * Ridge Top............West 15-25 mph decreasing to 5-10 mph after midnight. * Mixing Height.......Greater than 12 kft agl until 1900. Below 500 ft to 1 kft agl after 2000. * Transport Winds.....West 25 mph until 2100. Variable less than 10 mph after 0400. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Partly cloudy. * Max Temperature.....90-95 valleys and 70-75 ridges. * Min Humidity........9-17 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph increasing to west 15-25 mph in the afternoon. * Ridge Top............Southwest 10-20 mph. * Mixing Height.......Below 500 ft to 1 kft agl until 0900. Greater than 12 kft agl after 1400. * Transport Winds.....Southwest 10 mph until 1000. West 30 mph after 1300. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Mostly clear. Lows 50-60. Highs 80-90. Min humidities 15-25 percent. Southwest winds 10-20 mph. .SATURDAY...Partly cloudy. Lows 50-60. Highs 80-90. Min humidities 10-20 percent. Southwest winds 10-20 mph. .SUNDAY...Partly cloudy with chance of rain showers and thunderstorms. Chance of precipitation 30 percent. Lows 50-60. Highs 80-90. South winds 10-15 mph. .MONDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs 80-90. .TUESDAY...Mostly clear. Lows 50-60. Highs 80-90. $$ MTZ110-140745- Deerlodge/West Beaverhead- 132 AM MDT Wed Aug 13 2025 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS EVENING... .TODAY... * Sky/Weather.........Mostly sunny. Slight chance of morning showers. Slight chance of thunderstorms in the afternoon. * Max Temperature.....85-90 valleys and 75-80 ridges. * Min Humidity........10-20 percent. * 20-Foot Winds....... * Lower Elevation......Southwest 5-15 mph increasing to west 15-25 mph in the afternoon. * Ridge Top............Southwest 5-15 mph increasing to west 15-25 mph in the afternoon. * Mixing Height.......1-2 kft agl until 1000. Greater than 12 kft agl after 1400. * Transport Winds.....Southwest 15 mph until 1100, then west 25 mph. * Chance Lightning....15 percent. * CWR (> 0.10 Inch)...less than 10 percent. .TONIGHT... * Sky/Weather.........Mostly clear. * Min Temperature.....38-48 valleys and 45-50 ridges. * Max Humidity........61-71 percent valleys and 48-58 percent ridges. * 20-Foot Winds....... * Lower Elevation......West 15-25 mph becoming southwest 5-10 mph after midnight. * Ridge Top............West 15-25 mph decreasing to 5-15 mph after midnight. * Mixing Height.......11 kft agl until 1900. Below 500 ft to 1 kft agl after 2100. * Transport Winds.....West 25 mph until 2000, then 15 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .THURSDAY... * Sky/Weather.........Mostly sunny. * Max Temperature.....80-85 valleys and 70-75 ridges. * Min Humidity........11-21 percent. * 20-Foot Winds....... * Lower Elevation......Calm to becoming west 10-20 mph in the afternoon. * Ridge Top............West 10-20 mph. * Mixing Height.......3 kft agl until 1000. 12 kft agl after 1400. * Transport Winds.....West 15 mph until 1100, then 25 mph. * Chance Lightning....Near 0 percent. * CWR (> 0.10 Inch)...0 percent. .FRIDAY...Mostly clear. Lows 45-55. Highs 75-85. Min humidities 10-20 percent. West winds 10-20 mph. .SATURDAY...Mostly clear. Lows 50-60. Highs 75-85. Min humidities 10-20 percent. West winds 10-15 mph. .SUNDAY...Partly cloudy with chance of rain showers and thunderstorms. Chance of precipitation 30 percent. Lows 50-60. Highs 75-85. Southwest winds 10-15 mph. .MONDAY...Partly cloudy with slight chance of rain showers and thunderstorms. Chance of precipitation 20 percent. Lows 50-60. Highs 80-90. .TUESDAY...Partly cloudy. Lows 50-60. Highs 80-90. $$