


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
937 FNUS55 KTFX 280726 FWFTFX Fire Weather Planning Forecast for North-Central Montana National Weather Service Great Falls MT 126 AM MDT Thu Aug 28 2025 .DISCUSSION... Periods of showers will continue today and Friday throughout the region. There`s a 30% to 70% chance for 0.25" of rain mainly along a south of the Montana Highway 200 corridor Thursday. There`s an isolated chance for locally heavy rainfall producing 1" of rain. These probabilities for wetting rain lift farther north Friday. Cooler temperatures move in Friday, with drier and hotter conditions following behind for Sunday and Monday. MTZ112-282245- Eastern Glacier/Toole/Central/Eastern Pondera/Liberty- 126 AM MDT Thu Aug 28 2025 .TODAY... * Sky/Weather...........Mostly cloudy. Slight chance of showers. * Chance Lightning.......0 percent. * Max Temperature.......70-79...64-71 higher elevations. 24 hr trend......7 degrees down. * Min Humidity..........39-49 percent. 24 hr trend......19 percent up...29 percent up higher elevations. * Wind (20 FT). Lower Elevations...Southeast winds 10 to 15 mph. Ridges.............Southeast winds 10 to 15 mph. * Mixing Height.........500-1500 ft agl increasing to 3000-4500 ft agl late in the morning, then increasing to 5500-6500 ft agl in the afternoon decreasing to 4500 ft agl late in the afternoon. * Transport Winds.......Southeast 15 to 20 mph. * CWR...................10 percent. .TONIGHT... * Sky/Weather...........Mostly cloudy. Slight chance of thunderstorms in the evening. Chance of showers through the night. * Chance Lightning.......20 percent. * Min Temperature.......52-58. 24 hr trend......1 degree down. * Max Humidity..........79-89 percent. 24 hr trend......31 percent up...19 percent up higher elevations. * Wind (20 FT). Lower Elevations...Southwest winds 10 to 15 mph shifting to the west after midnight. Ridges.............Southeast winds around 5 mph. * Mixing Height.........2000-3000 ft agl decreasing to 500-1000 ft agl early in the evening. * Transport Winds.......Southwest 15 to 20 mph shifting to the northwest after midnight. * CWR...................10 percent. .FRIDAY... * Sky/Weather...........Mostly cloudy. Chance of showers through the day. Slight chance of thunderstorms in the afternoon. * Chance Lightning.......20 percent. * Max Temperature.......67-73...60-65 higher elevations. 24 hr trend......6 degrees down...1 degree down higher elevations. * Min Humidity..........49-59 percent. 24 hr trend......17 percent up...7 percent up higher elevations. * Wind (20 FT). Lower Elevations...North winds around 5 mph. Ridges.............North winds around 5 mph shifting to the northeast in the afternoon. * Mixing Height.........1000-2500 ft agl increasing to 3000-4000 ft agl in the afternoon. * Transport Winds.......Northeast 15 to 20 mph. * CWR...................20 percent. .FORECAST DAYS 3 THROUGH 7...... .SATURDAY...Partly cloudy. Slight chance of showers. Lows in the lower 50s. Highs in the upper 70s. Southwest winds 10 to 15 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 80s. Southwest winds 10 to 15 mph. .LABOR DAY...Partly cloudy. Lows in the mid 50s. Highs in the mid 80s. Southeast winds 10 to 15 mph. .TUESDAY...Not as warm. Partly cloudy. Lows in the mid 50s. Highs in the mid 70s. .WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. $$ MTZ113-282245- Hill and Blaine Counties- 126 AM MDT Thu Aug 28 2025 .TODAY... * Sky/Weather...........Mostly cloudy. Slight chance of showers in the afternoon. * Chance Lightning.......0 percent. * Max Temperature.......79-84...71-76 higher elevations. 24 hr trend......6 degrees down. * Min Humidity..........30-38 percent. 24 hr trend......12 percent up...17 percent up higher elevations. * Wind (20 FT). Lower Elevations...East winds 10 to 15 mph. Ridges.............Southeast winds 10 to 15 mph. * Mixing Height.........500-1500 ft agl increasing to 7000-8000 ft agl. * Transport Winds.......Southeast 15 to 20 mph. * CWR...................0 percent. .TONIGHT... * Sky/Weather...........Mostly cloudy. Slight chance of thunderstorms in the evening. Chance of showers through the night. * Chance Lightning.......20 percent. * Min Temperature.......56-61...50-58 higher elevations. 24 hr trend......3 degrees up...2 degrees down higher elevations. * Max Humidity..........75-85 percent. 24 hr trend......19 percent up...32 percent up higher elevations. * Wind (20 FT). Lower Elevations...Southeast winds 10 to 15 mph shifting to the west after midnight. Ridges.............Southeast winds around 5 mph shifting to the west after midnight. * Mixing Height.........5500 ft agl decreasing to 500-2000 ft agl. * Transport Winds.......South 15 to 20 mph shifting to the northwest after midnight. * CWR...................10 percent. .FRIDAY... * Sky/Weather...........Mostly cloudy. Chance of showers through the day. Slight chance of thunderstorms in the afternoon. * Chance Lightning.......20 percent. * Max Temperature.......71-76...63-68 higher elevations. 24 hr trend......8 degrees down. * Min Humidity..........50-60 percent...59-67 percent higher elevations. 24 hr trend......22 percent up. * Wind (20 FT). Lower Elevations...Northwest winds around 5 mph shifting to the northeast in the afternoon. Ridges.............North winds around 5 mph. * Mixing Height.........500-2000 ft agl increasing to 2500-3500 ft agl in the afternoon. * Transport Winds.......North 15 to 20 mph. * CWR...................20 percent. .FORECAST DAYS 3 THROUGH 7...... .SATURDAY...Mostly cloudy. Slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the upper 70s. Southwest winds around 5 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 80s. South winds 10 to 15 mph. .LABOR DAY...Mostly clear. Lows in the mid 50s. Highs in the mid 80s. Northeast winds around 5 mph. .TUESDAY...Not as warm. Mostly cloudy. Slight chance of showers. Lows in the mid 50s. Highs in the mid 70s. .WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the lower 70s. $$ MTZ114-282245- Lewis and Clark National Forest Rocky Mountain District- Rocky Mountain Front- 126 AM MDT Thu Aug 28 2025 .TODAY... * Sky/Weather...........Mostly cloudy. Chance of showers through the day. Chance of thunderstorms in the afternoon. * Chance Lightning.......50 percent. * Max Temperature.......67-75...55-64 higher elevations. 24 hr trend......13 degrees down. * Min Humidity..........52-62 percent...68-78 percent higher elevations. 24 hr trend......37 percent up...42 percent up higher elevations. * Wind (20 FT). Lower Elevations...Southeast winds around 5 mph. Ridges.............Southeast winds around 5 mph. * Mixing Height.........1000-2500 ft agl increasing to 3000-3500 ft agl in the afternoon. * Transport Winds.......Southeast 15 to 20 mph. * CWR...................20 percent. .TONIGHT... * Sky/Weather...........Mostly cloudy. Slight chance of thunderstorms in the evening. Chance of showers through the night. * Chance Lightning.......20 percent. * Min Temperature.......48-55. 24 hr trend......3 degrees down. * Max Humidity..........86-96 percent. 24 hr trend......29 percent up. * Wind (20 FT). Lower Elevations...West winds around 5 mph. Ridges.............West winds around 5 mph. * Mixing Height.........1000-2500 ft agl. * Transport Winds.......Northwest 10 to 15 mph. * CWR...................10 percent. .FRIDAY... * Sky/Weather...........Mostly cloudy. Chance of showers in the morning. Slight chance of thunderstorms through the day. Showers likely in the afternoon. * Chance Lightning.......20 percent. * Max Temperature.......68-73...55-65 higher elevations. 24 hr trend......2 degrees up. * Min Humidity..........55-63 percent...65-75 percent higher elevations. 24 hr trend......Unchanged. * Wind (20 FT). Lower Elevations...Northwest winds 5 to 10 mph. Ridges.............Northwest winds 5 to 10 mph. * Mixing Height.........1000-2000 ft agl increasing to 3500-5000 ft agl. * Transport Winds.......North 15 to 20 mph. * CWR...................30 percent. .FORECAST DAYS 3 THROUGH 7...... .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows around 50. Highs in the mid 70s. West winds 10 to 15 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the lower 80s. West winds 10 to 15 mph. .LABOR DAY...Partly cloudy. Lows in the mid 50s. Highs in the lower 80s. South winds 10 to 15 mph. .TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 70s. .WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. $$ MTZ115-282245- Chouteau and Fergus Counties- 126 AM MDT Thu Aug 28 2025 .TODAY... * Sky/Weather...........Mostly cloudy. Slight chance of showers in the morning. Chance of showers in the afternoon. * Chance Lightning.......0 percent. * Max Temperature.......76-82...68-74 higher elevations. 24 hr trend......7 degrees down...1 degree down higher elevations. * Min Humidity..........38-48 percent...47-57 percent higher elevations. 24 hr trend......24 percent up...29 percent up higher elevations. * Wind (20 FT). Lower Elevations...East winds 5 to 10 mph. Ridges.............Southeast winds 5 to 10 mph. * Mixing Height.........500-1500 ft agl increasing to 5000-6000 ft agl. * Transport Winds.......East 15 to 20 mph. * CWR...................10 percent. .TONIGHT... * Sky/Weather...........Mostly cloudy. Slight chance of thunderstorms in the evening. Chance of showers through the night. * Chance Lightning.......20 percent. * Min Temperature.......56-61. 24 hr trend......2 degrees down. * Max Humidity..........86-96 percent. 24 hr trend......38 percent up. * Wind (20 FT). Lower Elevations...South winds 10 to 15 mph shifting to the west after midnight. Ridges.............South winds around 5 mph shifting to the west after midnight. * Mixing Height.........2000-3500 ft agl decreasing to 1000-1500 ft agl early in the evening. * Transport Winds.......South 15 to 20 mph shifting to the northwest after midnight. * CWR...................20 percent. .FRIDAY... * Sky/Weather...........Mostly cloudy. Chance of showers through the day. Slight chance of thunderstorms in the afternoon. * Chance Lightning.......20 percent. * Max Temperature.......68-74...60-66 higher elevations. 24 hr trend......6 degrees down. * Min Humidity..........55-65 percent...66-76 percent higher elevations. 24 hr trend......15 percent up...20 percent up higher elevations. * Wind (20 FT). Lower Elevations...Northwest winds around 5 mph. Ridges.............Northwest winds around 5 mph. * Mixing Height.........1000-2500 ft agl increasing to 3000-3500 ft agl in the afternoon. * Transport Winds.......North 10 to 15 mph. * CWR...................30 percent. .FORECAST DAYS 3 THROUGH 7...... .SATURDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 50s. Highs in the upper 70s. West winds around 5 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 80s. South winds 10 to 15 mph. .LABOR DAY...Mostly clear. Lows in the mid 50s. Highs in the upper 80s. Southeast winds 10 to 15 mph. .TUESDAY...Partly cloudy. Slight chance of showers. Lows in the mid 50s. Highs in the upper 70s. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows around 50. Highs in the mid 70s. $$ MTZ116-118-282245- Lincoln Ranger District of the Helena National Forest- Helena and Townsend Ranger Districts of the Helena National Forest- 126 AM MDT Thu Aug 28 2025 .TODAY... * Sky/Weather...........Cloudy. Patchy fog in the morning. Chance of showers in the morning, then showers and chance of thunderstorms in the afternoon. * Chance Lightning.......50 percent. * Max Temperature.......64-71...55-64 higher elevations. 24 hr trend......1 degree down. * Min Humidity..........70-80 percent. 24 hr trend......51 percent up...41 percent up higher elevations. * Wind (20 FT). Lower Elevations...South winds around 5 mph shifting to the southwest in the afternoon. Ridges.............South winds 10 to 15 mph shifting to the southwest in the afternoon. * Mixing Height.........1000-2500 ft agl increasing to 3000 ft agl late in the afternoon. * Transport Winds.......South 10 to 15 mph. * CWR...................50 percent. .TONIGHT... * Sky/Weather...........Mostly cloudy. Chance of showers and slight chance of thunderstorms in the evening, then slight chance of showers after midnight. * Chance Lightning.......20 percent. * Min Temperature.......48-55. 24 hr trend......3 degrees down. * Max Humidity..........87-97 percent. 24 hr trend......Unchanged...8 percent up higher elevations. * Wind (20 FT). Lower Elevations...Southwest winds 5 to 10 mph. Ridges.............Southwest winds 5 to 10 mph. * Mixing Height.........1000-2500 ft agl. * Transport Winds.......West 15 to 20 mph. * CWR...................20 percent. .FRIDAY... * Sky/Weather...........Partly sunny. Chance of showers in the morning, then showers likely and slight chance of thunderstorms in the afternoon. * Chance Lightning.......20 percent. * Max Temperature.......67-76...58-68 higher elevations. 24 hr trend......7 degrees up. * Min Humidity..........54-64 percent. 24 hr trend......22 percent down...8 percent down higher elevations. * Wind (20 FT). Lower Elevations...Southwest winds around 5 mph shifting to the northwest in the afternoon. Ridges.............West winds 10 to 15 mph. * Mixing Height.........1000-2000 ft agl increasing to 3000-4000 ft agl late in the morning, then increasing to 6000-7000 ft agl early in the afternoon increasing to 7500-8000 ft agl early in the afternoon decreasing to 6000 ft agl. * Transport Winds.......West 15 to 20 mph. * CWR...................20 percent. .FORECAST DAYS 3 THROUGH 7...... .SATURDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows around 50. Highs in the lower 70s. West winds 10 to 15 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs around 80. Southwest winds 10 to 15 mph. .LABOR DAY...Mostly clear. Lows in the lower 50s. Highs in the lower 80s. East winds 10 to 15 mph. .TUESDAY...Partly cloudy. Slight chance of showers. Lows in the mid 50s. Highs in the mid 70s. .WEDNESDAY...Partly cloudy. Lows around 50. Highs in the mid 70s. $$ MTZ117-282245- Central and Eastern Lewis and Clark National Forest Areas- 126 AM MDT Thu Aug 28 2025 .TODAY... * Sky/Weather...........Mostly cloudy. Chance of showers through the day. Chance of thunderstorms in the afternoon. * Chance Lightning.......50 percent. * Max Temperature.......66-76...60-70 higher elevations. 24 hr trend......8 degrees down. * Min Humidity..........56-66 percent. 24 hr trend......32 percent up...41 percent up higher elevations. * Wind (20 FT). Lower Elevations...South winds around 5 mph. Ridges.............South winds around 5 mph. * Mixing Height.........1000-2000 ft agl increasing to 3000-4000 ft agl late in the morning, then increasing to 4000-5500 ft agl in the afternoon decreasing to 3000 ft agl late in the afternoon. * Transport Winds.......South 15 to 20 mph. * CWR...................30 percent. .TONIGHT... * Sky/Weather...........Mostly cloudy. Showers likely and chance of thunderstorms in the evening, then chance of showers after midnight. * Chance Lightning.......50 percent. * Min Temperature.......48-56. 24 hr trend......3 degrees down. * Max Humidity..........88-98 percent. 24 hr trend......41 percent up. * Wind (20 FT). Lower Elevations...Southwest winds 5 to 10 mph. Ridges.............Southwest winds 5 to 10 mph. * Mixing Height.........1000-2000 ft agl. * Transport Winds.......West 15 to 20 mph. * CWR...................30 percent. .FRIDAY... * Sky/Weather...........Mostly cloudy. Chance of showers in the morning, then showers likely and chance of thunderstorms in the afternoon. * Chance Lightning.......50 percent. * Max Temperature.......67-75...56-66 higher elevations. 24 hr trend......6 degrees down...2 degrees up higher elevations. * Min Humidity..........60-70 percent. 24 hr trend......12 percent up. * Wind (20 FT). Lower Elevations...Northwest winds 10 to 15 mph. Ridges.............Northwest winds 10 to 15 mph. * Mixing Height.........1000-2500 ft agl increasing to 4500-5500 ft agl. * Transport Winds.......Northwest 20 to 25 mph. * CWR...................40 percent. .FORECAST DAYS 3 THROUGH 7...... .SATURDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows around 50. Highs in the lower 70s. West winds 10 to 15 mph. .SUNDAY...Mostly clear. Lows around 50. Highs in the lower 80s. Southwest winds 10 to 15 mph. .LABOR DAY...Mostly clear. Lows in the lower 50s. Highs in the lower 80s. Southeast winds 10 to 15 mph. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 70s. $$ weather.gov/greatfalls