Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Billings, MT
Issued by NWS Billings, MT
741 FNUS55 KBYZ 022010 FWFBYZ Fire Weather Planning Forecast for SCen and SErn Montana National Weather Service Billings MT 210 PM MDT Tue Sep 2 2025 .DISCUSSION... A mostly dry cold front will arrive this evening, bringing a brief period of breezy north to northeast winds, and a few light showers to mainly zone 133 tonight. Wednesday will be cooler with higher humidities across the lower elevations and easterly winds. A stronger cold front is expected to arrive early Thursday. This front will not bring any rain but will cause gusty northwest to north winds through the day. Expect gusts of 30-45 mph, highest over eastern zones. Temperatures will be much cooler on Friday, in the 60s and 70s. JKL/PM MTZ123-031015- Gallatin National Forest- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Mostly clear. Haze in the evening, then areas of smoke overnight. * Min temperature.......49-59 at 5000 feet...46-56 at 7000 feet. * 24 hr trend.........Unchanged. * Max humidity..........52-62 percent at 5000 feet...45-55 percent at 7000 feet. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Slope/valley.........Northeast winds 5 to 10 mph in the evening shifting to the southeast overnight. * Ridgetop.............North 5 to 15 mph. * Chance of lightning...0 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Sunny. Areas of smoke through the day. * Max temperature.......82-90 at 5000 feet...69-79 at 7000 feet. * 24 hr trend.........Unchanged. * Min humidity..........16-26 percent at 5000 feet...18-28 percent at 7000 feet. * 24 hr trend.........2 percent wetter. * Wind (20 ft) * Slope/valley.........South winds 5 to 10 mph in the morning shifting to the northwest in the afternoon. * Ridgetop.............Northwest 10 to 20 mph. * Chance of lightning...0 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Mostly clear. Areas of smoke. * Min temperature.......51-61 at 5000 feet...46-56 at 7000 feet. * 24 hr trend.........1 degree warmer. * Max humidity..........47-57 percent at 5000 feet...43-53 percent at 7000 feet. * 24 hr trend.........2 percent drier. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph. * Ridgetop.............Northwest 10 to 20 mph. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. Areas of smoke in the morning. * Max temperature.......74-84 at 5000 feet...62-72 at 7000 feet. * 24 hr trend.........7 degrees cooler. * Min humidity..........27-32 percent. * 24 hr trend.........10 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............Northwest 10 to 20 mph. * Chance of lightning...3 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Mostly clear. Lows 38 to 48. Northeast winds 5 to 10 mph. .FRIDAY...Mostly clear. Lows 41 to 51. Highs 70 to 80. East winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Scattered showers and isolated thunderstorms. Lows 46 to 56. Highs 75 to 85. South winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 46 to 56. Highs 70 to 77. Southwest winds 5 to 10 mph. .MONDAY...Mostly cloudy. Scattered showers and isolated thunderstorms. Lows 45 to 55. Highs 70 to 77. .TUESDAY...Mostly sunny. Scattered showers and isolated thunderstorms. Highs 70 to 78. $$ MTZ124-031015- Wheatland County/Sweet Grass County- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Mostly clear. Haze in the evening. * Min temperature.......49-54. * 24 hr trend.........1 degree cooler. * Max humidity..........79-84 percent. * 24 hr trend.........26 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 15 mph in the evening shifting to the southwest 5 to 10 mph overnight. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Sunny. Areas of smoke in the morning. * Max temperature.......83-88. * 24 hr trend.........3 degrees cooler. * Min humidity..........27-32 percent. * 24 hr trend.........10 percent wetter. * Wind (20 ft) * Plains...............East winds 5 to 10 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke. * Min temperature.......51-56. * 24 hr trend.........2 degrees warmer. * Max humidity..........63-68 percent. * 24 hr trend.........16 percent drier. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. Areas of smoke in the morning. * Max temperature.......72-77. * 24 hr trend.........11 degrees cooler. * Min humidity..........33-38 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * Plains...............Windy in the afternoon. Northwest winds 15 to 25 mph in the morning increasing to north 20 to 35 mph in the afternoon. Gusts up to 45 mph. * Chance of lightning...2 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Partly cloudy. Lows 38 to 43. North winds 15 to 25 mph with gusts to around 40 mph. .FRIDAY...Clear. Lows 39 to 44. Highs 70 to 75. East winds 5 to 15 mph. .SATURDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. Southeast winds 5 to 15 mph. .SUNDAY...Mostly cloudy. Isolated showers and thunderstorms. Lows 48 to 53. Highs 76 to 81. West winds 5 to 15 mph. .MONDAY...Partly cloudy. Isolated showers. Lows 47 to 52. Highs 77 to 82. .TUESDAY...Mostly sunny. Isolated showers. Highs 76 to 81. $$ MTZ125-031015- Stillwater County- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Mostly clear. Haze in the evening. * Min temperature.......53-58. * 24 hr trend.........1 degree cooler. * Max humidity..........63-68 percent. * 24 hr trend.........16 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph. * Chance of lightning...3 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Sunny. * Max temperature.......85-90. * 24 hr trend.........2 degrees cooler. * Min humidity..........22-27 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...2 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......56-61. * 24 hr trend.........3 degrees warmer. * Max humidity..........46-51 percent. * 24 hr trend.........17 percent drier. * Wind (20 ft) * Plains...............Southwest winds 5 to 10 mph. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. * Max temperature.......77-82. * 24 hr trend.........8 degrees cooler. * Min humidity..........29-34 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Plains...............North winds 10 to 20 mph. * Chance of lightning...6 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Partly cloudy. Lows 43 to 48. Northeast winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 43 to 48. Highs 71 to 76. Southeast winds 5 to 10 mph. .SATURDAY...Mostly clear. Isolated showers. Lows 50 to 55. Highs 77 to 82. Southeast winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 51 to 56. Highs 76 to 81. West winds 5 to 10 mph. .MONDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 49 to 54. Highs 77 to 82. .TUESDAY...Mostly sunny. Scattered showers. Highs 77 to 82. $$ MTZ126-031015- Beartooth Ranger District Custer National Forest- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Mostly clear. Haze in the evening. * Min temperature.......54-62 at 5000 feet...48-58 at 7000 feet. * 24 hr trend.........1 degree cooler. * Max humidity..........53-63 percent at 5000 feet...44-54 percent at 7000 feet. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............Northwest 10 to 20 mph. * Chance of lightning...4 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Sunny. Areas of smoke in the morning. * Max temperature.......78-86 at 5000 feet...70-80 at 7000 feet. * 24 hr trend.........2 degrees cooler. * Min humidity..........28-33 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 10 mph. * Ridgetop.............Northwest 10 to 20 mph. * Chance of lightning...2 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......56-64 at 5000 feet...50-60 at 7000 feet. * 24 hr trend.........1 degree warmer. * Max humidity..........37-47 percent at 5000 feet...39-49 percent at 7000 feet. * 24 hr trend.........7 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 25 mph. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. * Max temperature.......70-79 at 5000 feet...62-72 at 7000 feet. * 24 hr trend.........7 degrees cooler. * Min humidity..........28-38 percent at 5000 feet...35-45 percent at 7000 feet. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph. * Ridgetop.............Northwest 10 to 20 mph. * Chance of lightning...7 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Partly cloudy. Lows 44 to 50. North winds 10 to 20 mph. .FRIDAY...Mostly clear. Lows 44 to 53. Highs 65 to 73. Northwest winds 5 to 10 mph. .SATURDAY...Partly cloudy. Isolated showers. Lows 51 to 59. Highs 72 to 79. South winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 51 to 58. Highs 71 to 79. West winds 5 to 15 mph. .MONDAY...Mostly cloudy. Scattered showers and isolated thunderstorms. Lows 51 to 58. Highs 70 to 79. .TUESDAY...Partly sunny. Scattered showers. Highs 72 to 80. $$ MTZ127-031015- Golden Valley County/Musselshell county- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Partly cloudy. Haze in the evening. Areas of smoke overnight. * Min temperature.......53-58. * 24 hr trend.........6 degrees cooler. * Max humidity..........75-80 percent. * 24 hr trend.........31 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 15 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Mostly sunny. Areas of smoke. * Max temperature.......77-82. * 24 hr trend.........9 degrees cooler. * Min humidity..........37-42 percent. * 24 hr trend.........20 percent wetter. * Wind (20 ft) * Plains...............East winds 5 to 10 mph. * Chance of lightning...0 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke. * Min temperature.......58-63. * 24 hr trend.........5 degrees warmer. * Max humidity..........55-60 percent. * 24 hr trend.........20 percent drier. * Wind (20 ft) * Plains...............Southeast winds 5 to 10 mph in the evening shifting to the west overnight. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. Areas of smoke in the morning. * Max temperature.......70-75. * 24 hr trend.........7 degrees cooler. * Min humidity..........33-38 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............North winds 15 to 25 mph with gusts to around 30 mph. * Chance of lightning...0 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Partly cloudy. Lows 44 to 49. North winds 5 to 15 mph with gusts to around 30 mph. .FRIDAY...Mostly clear. Lows 43 to 48. Highs 66 to 71. Northeast winds 5 to 10 mph. .SATURDAY...Mostly clear. Lows 48 to 53. Highs 72 to 77. East winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Lows 55 to 60. Highs 77 to 82. West winds 5 to 10 mph. .MONDAY...Partly cloudy. Lows 54 to 59. Highs 77 to 82. .TUESDAY...Mostly sunny. Highs 77 to 82. $$ MTZ128-031015- Yellowstone County- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Partly cloudy. Haze in the evening. Areas of smoke overnight. * Min temperature.......55-60. * 24 hr trend.........1 degree cooler. * Max humidity..........75-80 percent. * 24 hr trend.........22 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 15 mph. * Chance of lightning...0 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Sunny. Areas of smoke. * Max temperature.......82-87. * 24 hr trend.........8 degrees cooler. * Min humidity..........34-39 percent. * 24 hr trend.........17 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...0 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke. * Min temperature.......57-62. * 24 hr trend.........2 degrees warmer. * Max humidity..........61-66 percent. * 24 hr trend.........14 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph in the evening shifting to the west overnight. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Mostly sunny. Areas of smoke in the morning. * Max temperature.......77-82. * 24 hr trend.........5 degrees cooler. * Min humidity..........35-40 percent. * 24 hr trend.........1 percent wetter. * Wind (20 ft) * Plains...............North winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. * Chance of lightning...0 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Cooler. Partly cloudy. Lows 45 to 50. North winds 10 to 20 mph with gusts to around 30 mph. .FRIDAY...Clear. Lows 44 to 49. Highs 71 to 76. Northeast winds 5 to 10 mph. .SATURDAY...Mostly clear. Lows 50 to 55. Highs 77 to 82. Northeast winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Lows 55 to 60. Highs 80 to 85. West winds 5 to 10 mph. .MONDAY...Partly cloudy. Isolated showers. Lows 54 to 59. Highs 80 to 85. .TUESDAY...Mostly sunny. Highs 81 to 86. $$ MTZ129-031015- Crow Indian Reservation/Bighorn Canyon Rec Area- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Partly cloudy. Haze in the evening. * Min temperature.......53-61 at 5000 feet...52-57 at 7000 feet. * 24 hr trend.........6 degrees cooler. * Max humidity..........58-68 percent at 5000 feet...53-61 percent at 7000 feet. * 24 hr trend.........33 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 10 mph. * Ridgetop.............Northwest 15 to 30 mph. * Chance of lightning...2 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Sunny. Areas of smoke in the afternoon. * Max temperature.......75-85 at 5000 feet...66-74 at 7000 feet. * 24 hr trend.........9 degrees cooler. * Min humidity..........27-37 percent at 5000 feet...34-44 percent at 7000 feet. * 24 hr trend.........21 percent wetter. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............Northwest 20 to 35 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke. * Min temperature.......56-63 at 5000 feet...55-60 at 7000 feet. * 24 hr trend.........4 degrees warmer. * Max humidity..........46-56 percent at 5000 feet...43-52 percent at 7000 feet. * 24 hr trend.........16 percent drier. * Wind (20 ft) * Slope/valley.........East winds 5 to 10 mph in the evening shifting to the southwest overnight. * Ridgetop.............Northwest 30 to 45 mph. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Mostly sunny. Areas of smoke in the morning. * Max temperature.......67-77 at 5000 feet...61-67 at 7000 feet. * 24 hr trend.........6 degrees cooler. * Min humidity..........32-42 percent at 5000 feet...40-50 percent at 7000 feet. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. * Ridgetop.............Northwest 30 to 45 mph. * Chance of lightning...0 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Partly cloudy. Lows 42 to 49. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 43 to 52. Highs 63 to 73. Northeast winds 5 to 10 mph. .SATURDAY...Mostly clear. Lows 49 to 58. Highs 70 to 80. Southeast winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Isolated showers. Lows 53 to 58. Highs 70 to 80. West winds 5 to 10 mph. .MONDAY...Partly cloudy. Lows 52 to 58. Highs 69 to 79. .TUESDAY...Mostly sunny. Highs 71 to 81. $$ MTZ130-031015- Northern Rosebud/Northern Treasure Counties- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Mostly cloudy in the evening then clearing. Haze in the evening, then areas of smoke overnight. * Min temperature.......54-59. * 24 hr trend.........1 degree cooler. * Max humidity..........80-85 percent. * 24 hr trend.........25 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 15 mph. * Chance of lightning...4 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Mostly sunny. Areas of smoke. * Max temperature.......74-79. * 24 hr trend.........15 degrees cooler. * Min humidity..........33-38 percent. * 24 hr trend.........15 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke through the night. * Min temperature.......54-59. * 24 hr trend.........Unchanged. * Max humidity..........64-69 percent. * 24 hr trend.........16 percent drier. * Wind (20 ft) * Plains...............East winds 5 to 10 mph in the evening shifting to the south overnight. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Mostly sunny. Areas of smoke in the morning. * Max temperature.......72-77. * 24 hr trend.........2 degrees cooler. * Min humidity..........24-29 percent. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Plains...............Northwest winds 15 to 25 mph with gusts to around 35 mph. * Chance of lightning...0 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Mostly clear. Lows 41 to 46. North winds 10 to 20 mph with gusts to around 30 mph. .FRIDAY...Clear. Lows 41 to 46. Highs 67 to 72. North winds 5 to 10 mph. .SATURDAY...Mostly clear. Lows 46 to 51. Highs 75 to 80. East winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows 53 to 58. Highs 80 to 85. East winds 5 to 10 mph. .MONDAY...Partly cloudy. Lows 54 to 59. Highs 82 to 87. .TUESDAY...Mostly sunny. Highs 82 to 87. $$ MTZ131-031015- Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Partly cloudy. Haze in the evening. * Min temperature.......50-55. * 24 hr trend.........1 degree warmer. * Max humidity..........82-87 percent. * 24 hr trend.........16 percent wetter. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............Northwest 15 to 30 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Mostly sunny. Areas of smoke through the day. * Max temperature.......74-79. * 24 hr trend.........12 degrees cooler. * Min humidity..........36-41 percent. * 24 hr trend.........23 percent wetter. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............Northwest 25 to 40 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke through the night. * Min temperature.......51-56. * 24 hr trend.........1 degree warmer. * Max humidity..........65-70 percent. * 24 hr trend.........17 percent drier. * Wind (20 ft) * Slope/valley.........East winds 5 to 10 mph in the evening shifting to the southwest overnight. * Ridgetop.............Northwest 25 to 40 mph. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Mostly sunny. Areas of smoke in the morning. * Max temperature.......73-78. * 24 hr trend.........1 degree cooler. * Min humidity..........27-32 percent. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. * Ridgetop.............Northwest 35 to 50 mph. * Chance of lightning...0 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Partly cloudy. Lows 39 to 44. Northwest winds 10 to 20 mph with gusts to around 30 mph. .FRIDAY...Mostly clear. Lows 39 to 44. Highs 66 to 71. North winds 5 to 10 mph. .SATURDAY...Mostly clear. Lows 46 to 51. Highs 75 to 80. Southeast winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows 51 to 56. Highs 79 to 84. West winds 5 to 10 mph. .MONDAY...Partly cloudy. Lows 51 to 56. Highs 79 to 84. .TUESDAY...Mostly sunny. Highs 81 to 86. $$ MTZ132-031015- Custer County- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated rain showers in the evening. Haze in the evening. Areas of smoke through the night. * Min temperature.......50-55. * 24 hr trend.........5 degrees cooler. * Max humidity..........82-87 percent. * 24 hr trend.........26 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 15 mph. * Chance of lightning...8 percent. * CWR...................5 percent. .WEDNESDAY... * Sky/weather...........Mostly sunny. Areas of smoke. * Max temperature.......68-73. * 24 hr trend.........15 degrees cooler. * Min humidity..........30-35 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 10 mph. * Chance of lightning...0 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke in the evening. * Min temperature.......50-55. * 24 hr trend.........Unchanged. * Max humidity..........59-64 percent. * 24 hr trend.........23 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph in the evening shifting to the south overnight. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. * Max temperature.......69-74. * 24 hr trend.........1 degree warmer. * Min humidity..........25-30 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph in the morning increasing to northwest 15 to 25 mph in the afternoon. Gusts up to 35 mph. * Chance of lightning...0 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Mostly clear. Lows 39 to 44. Northwest winds 10 to 20 mph with gusts to around 35 mph. .FRIDAY...Clear. Lows 38 to 43. Highs 63 to 68. North winds 5 to 15 mph. .SATURDAY...Mostly clear. Lows 45 to 50. Highs 70 to 75. Southeast winds 5 to 15 mph. .SUNDAY...Partly cloudy. Lows 51 to 56. Highs 77 to 82. Southeast winds 5 to 15 mph. .MONDAY...Mostly clear. Lows 52 to 57. Highs 78 to 83. .TUESDAY...Sunny. Highs 79 to 84. $$ MTZ133-031015- Sioux Ranger District Custer National Forest- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Haze in the evening. Mostly cloudy with isolated rain showers. * Min temperature.......52-57. * 24 hr trend.........4 degrees warmer. * Max humidity..........90-95 percent. * 24 hr trend.........15 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 15 mph. * Chance of lightning...10 percent. * CWR...................5 percent. .WEDNESDAY... * Sky/weather...........Partly sunny in the morning then clearing. Areas of smoke through the day. * Max temperature.......69-74. * 24 hr trend.........14 degrees cooler. * Min humidity..........32-37 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 15 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......47-52. * 24 hr trend.........5 degrees cooler. * Max humidity..........68-73 percent. * 24 hr trend.........22 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph in the evening shifting to the south overnight. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. * Max temperature.......72-77. * 24 hr trend.........3 degrees warmer. * Min humidity..........27-32 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Plains...............Windy in the afternoon. West winds 10 to 20 mph with gusts to around 30 mph in the morning increasing to northwest 15 to 30 mph with gusts to around 45 mph in the afternoon. * Chance of lightning...0 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Mostly clear. Lows 39 to 44. Northwest winds 15 to 25 mph with gusts to around 40 mph. .FRIDAY...Mostly clear. Lows 37 to 42. Highs 63 to 68. North winds 5 to 15 mph. .SATURDAY...Clear. Lows 43 to 48. Highs 69 to 74. Southeast winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows 51 to 56. Highs 76 to 81. Southeast winds 5 to 15 mph. .MONDAY...Partly cloudy. Lows 51 to 56. Highs 79 to 84. .TUESDAY...Sunny. Highs 78 to 83. $$ WYZ274-031015- Sheridan County- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Mostly clear. Haze in the evening. * Min temperature.......50-55. * 24 hr trend.........2 degrees warmer. * Max humidity..........73-78 percent. * 24 hr trend.........16 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 30 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Sunny. * Max temperature.......79-84. * 24 hr trend.........7 degrees cooler. * Min humidity..........36-41 percent. * 24 hr trend.........19 percent wetter. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............Northwest 20 to 35 mph. * Chance of lightning...1 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke through the night. * Min temperature.......52-57. * 24 hr trend.........2 degrees warmer. * Max humidity..........62-67 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Northwest 20 to 35 mph. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. Areas of smoke in the morning. * Max temperature.......75-80. * 24 hr trend.........4 degrees cooler. * Min humidity..........35-40 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Slope/valley.........Windy in the afternoon. Northwest winds 15 to 25 mph in the morning increasing to 20 to 35 mph in the afternoon. Gusts up to 45 mph. * Ridgetop.............Northwest 25 to 40 mph. * Chance of lightning...1 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Partly cloudy. Lows 39 to 44. Northwest winds 10 to 20 mph with gusts to around 35 mph. .FRIDAY...Mostly clear. Lows 39 to 44. Highs 69 to 74. Northeast winds 5 to 10 mph. .SATURDAY...Mostly clear. Lows 45 to 50. Highs 77 to 82. Southeast winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Isolated showers. Lows 49 to 54. Highs 78 to 83. Northwest winds 5 to 10 mph. .MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 47 to 52. Highs 77 to 82. .TUESDAY...Mostly sunny. Highs 79 to 84. $$ WYZ284-031015- Bighorn National Forest- 210 PM MDT Tue Sep 2 2025 .Tonight... * Sky/weather...........Partly cloudy. Scattered rain showers in the evening. * Min temperature.......42-47. * 24 hr trend.........Unchanged. * Max humidity..........66-71 percent. * 24 hr trend.........10 percent wetter. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 15 mph. * Chance of lightning...2 percent. * CWR...................Zero. .WEDNESDAY... * Sky/weather...........Sunny. * Max temperature.......66-71. * 24 hr trend.........3 degrees cooler. * Min humidity..........35-40 percent. * 24 hr trend.........13 percent wetter. * Wind (20 ft) * At Burgess Jct.......Northwest winds 5 to 15 mph. * Chance of lightning...2 percent. * CWR...................Zero. .WEDNESDAY NIGHT... * Sky/weather...........Partly cloudy. Areas of smoke overnight. * Min temperature.......45-50. * 24 hr trend.........3 degrees warmer. * Max humidity..........57-62 percent. * 24 hr trend.........9 percent drier. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 15 mph. * Chance of lightning...0 percent. * CWR...................Zero. .THURSDAY... * Sky/weather...........Sunny. Areas of smoke in the morning. * Max temperature.......60-65. * 24 hr trend.........6 degrees cooler. * Min humidity..........38-43 percent. * 24 hr trend.........3 percent wetter. * Wind (20 ft) * At Burgess Jct.......Windy in the afternoon. Northwest winds 10 to 20 mph in the morning increasing to 15 to 30 mph in the afternoon. Gusts up to 35 mph. * Chance of lightning...2 percent. * CWR...................Zero. .Forecast days 3 through 7...... .THURSDAY NIGHT...Colder. Partly cloudy. Lows 31 to 36. Northwest winds 10 to 20 mph with gusts to around 30 mph. .FRIDAY...Mostly clear. Lows 34 to 39. Highs 56 to 61. Northwest winds 5 to 15 mph. .SATURDAY...Mostly clear. Lows 40 to 45. Highs 62 to 67. South winds 5 to 15 mph. .SUNDAY...Mostly cloudy. Scattered showers and isolated thunderstorms. Lows 40 to 45. Highs 61 to 66. West winds 5 to 15 mph. .MONDAY...Mostly cloudy. Scattered showers and isolated thunderstorms. Lows 39 to 44. Highs 60 to 65. .TUESDAY...Mostly sunny. Isolated showers. Highs 62 to 67. $$ weather.gov/billings