Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Billings, MT
Issued by NWS Billings, MT
247 FNUS55 KBYZ 302027 FWFBYZ Fire Weather Planning Forecast for SCen and SErn Montana National Weather Service Billings MT 227 PM MDT Sun Jun 30 2024 .DISCUSSION... Showers and thunderstorms, with some thunderstorms possibly becoming severe, are still expected late this afternoon and evening. This activity will bring a threat for strong erratic winds, frequent lightning, and heavy rain. A cold front passage will also bring a wind shift out of the northwest this evening. Monday is cooler with highs in the 70s to lower 80s. Minimum RHs will be in the 30 to 50 percent range. Periods of showers and thunderstorms will exist through the day bringing low to moderate chances of a wetting rain to areas mainly south of Billings. Near normal temperatures with additional chances of precipitation will continue through the week ahead. Arends MTZ123-011015- Gallatin National Forest- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Mostly cloudy. Numerous showers and thunderstorms likely in the evening, then scattered showers and thunderstorms overnight. Some thunderstorms may be severe in the evening. * Min temperature.......47-56 at 5000 feet...42-52 at 7000 feet. * 24 hr trend.........6 degrees cooler. * Max humidity..........83-93 percent at 5000 feet...85-95 percent at 7000 feet. * 24 hr trend.........19 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 10 mph in the evening becoming light overnight. * Ridgetop.............West 10 to 20 mph. * LAL...................4...16 to 25 strikes/15 min/cell. * CWR...................30 percent. .MONDAY... * Sky/weather...........Mostly cloudy. Scattered rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. * Max temperature.......66-76 at 5000 feet...54-64 at 7000 feet. * 24 hr trend.........11 degrees cooler. * Min humidity..........38-43 percent. * 24 hr trend.........8 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 10 mph. * Ridgetop.............West 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then isolated showers and thunderstorms overnight. * Min temperature.......43-53 at 5000 feet...38-48 at 7000 feet. * 24 hr trend.........3 degrees cooler. * Max humidity..........78-88 percent at 5000 feet...80-90 percent at 7000 feet. * 24 hr trend.........15 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Northwest 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................60 percent. .TUESDAY... * Sky/weather...........Mostly sunny. Scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......66-76 at 5000 feet...55-65 at 7000 feet. * 24 hr trend.........1 degree warmer. * Min humidity..........29-39 percent at 5000 feet...33-43 percent at 7000 feet. * 24 hr trend.........12 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............West 10 to 20 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Lows 42 to 52. Southwest winds 5 to 10 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 40 to 50. Highs 69 to 79. West winds 5 to 10 mph. .THURSDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 41 to 51. Highs 65 to 75. West winds 5 to 10 mph. .FRIDAY...Mostly clear. Lows 45 to 55. Highs 73 to 83. Southwest winds 5 to 10 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms. Lows 46 to 55. Highs 76 to 86. .SUNDAY...Sunny. Isolated showers and thunderstorms. Highs 74 to 84. $$ MTZ124-011015- Wheatland County/Sweet Grass County- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then isolated rain showers overnight. Some thunderstorms may be severe. * Min temperature.......50-55. * 24 hr trend.........7 degrees warmer. * Max humidity..........87-92 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................50 percent. .MONDAY... * Sky/weather...........Partly sunny. Isolated rain showers in the morning, then scattered showers and thunderstorms in the afternoon. * Max temperature.......72-77. * 24 hr trend.........5 degrees cooler. * Min humidity..........31-36 percent. * 24 hr trend.........7 percent drier. * Wind (20 ft) * Plains...............West winds 15 to 25 mph with gusts to around 30 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Zero. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......47-52. * 24 hr trend.........3 degrees cooler. * Max humidity..........76-81 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Zero. .TUESDAY... * Sky/weather...........Mostly sunny. Scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......70-75. * 24 hr trend.........2 degrees cooler. * Min humidity..........35-40 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............West winds 15 to 25 mph with gusts to around 30 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................10 percent. * Haines index..........3. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Lows 44 to 49. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 43 to 48. Highs 71 to 76. Northwest winds 10 to 20 mph with gusts to around 30 mph. .THURSDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 43 to 48. Highs 66 to 71. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 48 to 53. Highs 76 to 81. West winds 5 to 15 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms. Lows 48 to 53. Highs 78 to 83. .SUNDAY...Mostly sunny. Isolated showers and thunderstorms. Highs 75 to 80. $$ MTZ125-011015- Stillwater County- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Mostly cloudy with scattered showers and thunderstorms. Some thunderstorms may be severe in the evening. * Min temperature.......53-58. * 24 hr trend.........7 degrees warmer. * Max humidity..........82-87 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................10 percent. .MONDAY... * Sky/weather...........Cloudy with numerous rain showers and scattered thunderstorms in the morning, then partly sunny with scattered showers and thunderstorms in the afternoon. * Max temperature.......72-77. * 24 hr trend.........12 degrees cooler. * Min humidity..........38-43 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................40 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then scattered showers and thunderstorms overnight. * Min temperature.......49-54. * 24 hr trend.........4 degrees cooler. * Max humidity..........72-77 percent. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................30 percent. .TUESDAY... * Sky/weather...........Mostly sunny. Isolated rain showers in the morning, then scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......72-77. * 24 hr trend.........Unchanged. * Min humidity..........32-37 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Less than 10 percent. * Haines index..........3. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Isolated showers and thunderstorms. Lows 48 to 53. Southwest winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 46 to 51. Highs 74 to 79. Northwest winds 5 to 15 mph. .THURSDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 46 to 51. Highs 71 to 76. West winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 51 to 56. Highs 78 to 83. West winds 5 to 10 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 51 to 56. Highs 81 to 86. .SUNDAY...Sunny. Isolated showers and thunderstorms. Highs 77 to 82. $$ MTZ126-011015- Beartooth Ranger District Custer National Forest- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening, then scattered showers and thunderstorms overnight. * Min temperature.......53-59 at 5000 feet...45-55 at 7000 feet. * 24 hr trend.........3 degrees cooler. * Max humidity..........70-80 percent at 5000 feet...72-82 percent at 7000 feet. * 24 hr trend.........13 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............West 15 to 25 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Zero. .MONDAY... * Sky/weather...........Cloudy with numerous rain showers and scattered thunderstorms. * Max temperature.......66-74 at 5000 feet...56-66 at 7000 feet. * 24 hr trend.........19 degrees cooler. * Min humidity..........39-49 percent at 5000 feet...48-58 percent at 7000 feet. * 24 hr trend.........37 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............West 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................70 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Cloudy. Rain showers and scattered thunderstorms in the evening, then numerous rain showers and scattered thunderstorms overnight. * Min temperature.......48-54 at 5000 feet...38-48 at 7000 feet. * 24 hr trend.........5 degrees cooler. * Max humidity..........77-82 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................80 percent. .TUESDAY... * Sky/weather...........Partly sunny. Scattered rain showers in the morning, then numerous rain showers and isolated thunderstorms in the afternoon. * Max temperature.......65-74 at 5000 feet...58-68 at 7000 feet. * 24 hr trend.........2 degrees warmer. * Min humidity..........33-43 percent at 5000 feet...39-49 percent at 7000 feet. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............West 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................40 percent. * Haines index..........3. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Isolated showers and thunderstorms. Lows 49 to 56. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 47 to 52. Highs 70 to 78. Northwest winds 5 to 15 mph. .THURSDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 47 to 53. Highs 64 to 71. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Isolated showers and thunderstorms. Lows 51 to 58. Highs 71 to 78. West winds 5 to 15 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms. Lows 52 to 57. Highs 74 to 81. .SUNDAY...Sunny. Scattered showers and isolated thunderstorms. Highs 73 to 79. $$ MTZ127-011015- Golden Valley County/Musselshell county- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then isolated rain showers overnight. Some thunderstorms may be severe. * Min temperature.......56-61. * 24 hr trend.........6 degrees warmer. * Max humidity..........72-77 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................50 percent. .MONDAY... * Sky/weather...........Cloudy with scattered rain showers and isolated thunderstorms in the morning, then partly sunny with isolated showers and thunderstorms in the afternoon. * Max temperature.......71-76. * 24 hr trend.........9 degrees cooler. * Min humidity..........34-39 percent. * 24 hr trend.........1 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........2. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then scattered rain showers and isolated thunderstorms overnight. * Min temperature.......52-57. * 24 hr trend.........4 degrees cooler. * Max humidity..........63-68 percent. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Zero. .TUESDAY... * Sky/weather...........Mostly sunny. Scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......70-75. * 24 hr trend.........1 degree cooler. * Min humidity..........37-42 percent. * 24 hr trend.........3 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Less than 10 percent. * Haines index..........2. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Isolated showers and thunderstorms. Lows 52 to 57. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 50 to 55. Highs 72 to 77. Northwest winds 5 to 15 mph. .THURSDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 50 to 55. Highs 66 to 71. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 54 to 59. Highs 75 to 80. West winds 5 to 10 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 53 to 58. Highs 76 to 81. .SUNDAY...Sunny. Isolated showers and thunderstorms. Highs 75 to 80. $$ MTZ128-011015- Yellowstone County- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then scattered rain showers and isolated thunderstorms overnight. Some thunderstorms may be severe in the evening. * Min temperature.......58-63. * 24 hr trend.........8 degrees warmer. * Max humidity..........75-80 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Zero. .MONDAY... * Sky/weather...........Cloudy in the morning then becoming partly sunny. Scattered rain showers and isolated thunderstorms. * Max temperature.......77-82. * 24 hr trend.........10 degrees cooler. * Min humidity..........30-35 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then scattered rain showers and isolated thunderstorms overnight. * Min temperature.......54-59. * 24 hr trend.........4 degrees cooler. * Max humidity..........69-74 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Zero. .TUESDAY... * Sky/weather...........Mostly sunny. Scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......77-82. * 24 hr trend.........Unchanged. * Min humidity..........30-35 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Lows 53 to 58. West winds 5 to 15 mph. .WEDNESDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 51 to 56. Highs 79 to 84. Northwest winds 5 to 15 mph. .THURSDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 51 to 56. Highs 73 to 78. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 55 to 60. Highs 81 to 86. West winds 5 to 10 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms. Lows 56 to 61. Highs 83 to 88. .SUNDAY...Sunny. Isolated showers and thunderstorms. Highs 81 to 86. $$ MTZ129-011015- Crow Indian Reservation/Bighorn Canyon Rec Area- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......52-60 at 5000 feet...49-54 at 7000 feet. * 24 hr trend.........1 degree warmer. * Max humidity..........69-79 percent at 5000 feet...74-84 percent at 7000 feet. * 24 hr trend.........14 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............West 10 to 20 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. .MONDAY... * Sky/weather...........Mostly cloudy. Scattered rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. * Max temperature.......64-74 at 5000 feet...58-64 at 7000 feet. * 24 hr trend.........21 degrees cooler. * Min humidity..........39-49 percent at 5000 feet...47-57 percent at 7000 feet. * 24 hr trend.........24 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............West 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then numerous rain showers and scattered thunderstorms overnight. * Min temperature.......49-55 at 5000 feet...44-49 at 7000 feet. * 24 hr trend.........3 degrees cooler. * Max humidity..........70-80 percent at 5000 feet...76-84 percent at 7000 feet. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 25 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Less than 10 percent. .TUESDAY... * Sky/weather...........Mostly cloudy with numerous rain showers and isolated thunderstorms in the morning, then mostly sunny with scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......64-74 at 5000 feet...56-64 at 7000 feet. * 24 hr trend.........1 degree warmer. * Min humidity..........36-46 percent at 5000 feet...46-56 percent at 7000 feet. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Slope/valley.........West winds 10 to 20 mph. * Ridgetop.............Northwest 20 to 35 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........2. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Lows 51 to 56. Southwest winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 47 to 53. Highs 68 to 78. Northwest winds 5 to 15 mph. .THURSDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 48 to 53. Highs 61 to 71. West winds 5 to 15 mph. .FRIDAY...Mostly clear. Isolated showers and thunderstorms. Lows 53 to 58. Highs 70 to 80. Southwest winds 5 to 15 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms. Lows 53 to 58. Highs 72 to 82. .SUNDAY...Sunny. Isolated showers and thunderstorms. Highs 70 to 80. $$ MTZ130-011015- Northern Rosebud/Northern Treasure Counties- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Mostly cloudy. Rain showers and scattered thunderstorms in the evening, then isolated showers and thunderstorms overnight. Some thunderstorms may be severe in the evening. * Min temperature.......57-62. * 24 hr trend.........3 degrees warmer. * Max humidity..........86-91 percent. * 24 hr trend.........8 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 15 mph in the evening shifting to the west overnight. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................30 percent. .MONDAY... * Sky/weather...........Partly sunny with scattered rain showers and isolated thunderstorms. * Max temperature.......78-83. * 24 hr trend.........15 degrees cooler. * Min humidity..........33-38 percent. * 24 hr trend.........5 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................10 percent. * Haines index..........2. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy with scattered rain showers and isolated thunderstorms. * Min temperature.......54-59. * 24 hr trend.........3 degrees cooler. * Max humidity..........76-81 percent. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. .TUESDAY... * Sky/weather...........Mostly sunny. Scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......77-82. * 24 hr trend.........1 degree cooler. * Min humidity..........37-42 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Less than 10 percent. * Haines index..........2. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Isolated showers and thunderstorms. Lows 53 to 58. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 53 to 58. Highs 81 to 86. Northwest winds 5 to 15 mph. .THURSDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 51 to 56. Highs 73 to 78. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 56 to 61. Highs 81 to 86. West winds 5 to 10 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 55 to 60. Highs 84 to 89. .SUNDAY...Sunny. Isolated showers and thunderstorms. Highs 82 to 87. $$ MTZ131-011015- Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Partly cloudy. * Min temperature.......55-60. * 24 hr trend.........5 degrees warmer. * Max humidity..........86-91 percent. * 24 hr trend.........5 percent wetter. * Wind (20 ft) * Slope/valley.........South winds 5 to 15 mph in the evening shifting to the northwest overnight. * Ridgetop.............Southwest 15 to 25 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .MONDAY... * Sky/weather...........Mostly sunny with isolated showers and thunderstorms in the morning, then mostly cloudy with numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......73-78. * 24 hr trend.........22 degrees cooler. * Min humidity..........45-50 percent. * 24 hr trend.........25 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............West 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................60 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening, then scattered showers and thunderstorms overnight. * Min temperature.......51-56. * 24 hr trend.........4 degrees cooler. * Max humidity..........83-88 percent. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Northwest 15 to 25 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Less than 10 percent. .TUESDAY... * Sky/weather...........Partly sunny. Scattered rain showers in the morning, then scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......74-79. * 24 hr trend.........1 degree warmer. * Min humidity..........35-40 percent. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 30 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........2. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Lows 49 to 54. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 48 to 53. Highs 80 to 85. Northwest winds 5 to 15 mph. .THURSDAY...Not as warm. Partly cloudy. Scattered showers and thunderstorms. Lows 48 to 53. Highs 70 to 75. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Isolated showers and thunderstorms. Lows 51 to 56. Highs 78 to 83. West winds 5 to 10 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms. Lows 51 to 56. Highs 81 to 86. .SUNDAY...Sunny. Highs 79 to 84. $$ MTZ132-011015- Custer County- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then isolated showers and thunderstorms overnight. Some thunderstorms may be severe in the evening. * Min temperature.......58-63. * 24 hr trend.........7 degrees warmer. * Max humidity..........91-96 percent. * 24 hr trend.........10 percent wetter. * Wind (20 ft) * Plains...............Southeast winds 10 to 20 mph with gusts to around 30 mph in the evening shifting to the north 5 to 15 mph overnight. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Less than 10 percent. .MONDAY... * Sky/weather...........Mostly sunny in the morning, then mostly cloudy with scattered showers and thunderstorms in the afternoon. * Max temperature.......74-79. * 24 hr trend.........9 degrees cooler. * Min humidity..........48-53 percent. * 24 hr trend.........12 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......52-57. * 24 hr trend.........6 degrees cooler. * Max humidity..........80-85 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .TUESDAY... * Sky/weather...........Mostly sunny. Scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......72-77. * 24 hr trend.........2 degrees cooler. * Min humidity..........42-47 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Less than 10 percent. * Haines index..........2. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Lows 52 to 57. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 52 to 57. Highs 77 to 82. West winds 5 to 15 mph. .THURSDAY...Cooler. Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 51 to 56. Highs 67 to 72. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Isolated showers. Lows 54 to 59. Highs 74 to 79. West winds 5 to 15 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 53 to 58. Highs 78 to 83. .SUNDAY...Sunny. Highs 76 to 81. $$ MTZ133-011015- Sioux Ranger District Custer National Forest- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms overnight. * Min temperature.......58-63. * 24 hr trend.........7 degrees warmer. * Max humidity..........91-96 percent. * 24 hr trend.........3 percent wetter. * Wind (20 ft) * Plains...............South winds 15 to 25 mph. Gusts up to 40 mph in the evening. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. .MONDAY... * Sky/weather...........Partly sunny. Numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......80-85. * 24 hr trend.........5 degrees cooler. * Min humidity..........44-49 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................30 percent. * Haines index..........4. .MONDAY NIGHT... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......52-57. * 24 hr trend.........6 degrees cooler. * Max humidity..........81-86 percent. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. .TUESDAY... * Sky/weather...........Mostly sunny. Isolated rain showers in the morning, then scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......75-80. * 24 hr trend.........5 degrees cooler. * Min humidity..........40-45 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............West winds 15 to 25 mph. Gusts up to 30 mph in the afternoon. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Lows 51 to 56. West winds 5 to 15 mph with gusts to around 30 mph. .WEDNESDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 51 to 56. Highs 82 to 87. West winds 5 to 15 mph. .THURSDAY...Not as warm. Partly cloudy. Numerous showers and scattered thunderstorms. Lows 51 to 56. Highs 70 to 75. Northwest winds 10 to 20 mph with gusts to around 30 mph. .FRIDAY...Mostly clear. Isolated showers and thunderstorms. Lows 52 to 57. Highs 76 to 81. Northwest winds 5 to 15 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms. Lows 53 to 58. Highs 80 to 85. .SUNDAY...Sunny. Highs 79 to 84. $$ WYZ274-011015- Sheridan County- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......53-58. * 24 hr trend.........6 degrees warmer. * Max humidity..........83-88 percent. * 24 hr trend.........2 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Southwest 10 to 20 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. .MONDAY... * Sky/weather...........Mostly sunny with scattered rain showers and isolated thunderstorms in the morning, then mostly cloudy with rain showers and scattered thunderstorms in the afternoon. * Max temperature.......73-78. * 24 hr trend.........22 degrees cooler. * Min humidity..........51-56 percent. * 24 hr trend.........36 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............West 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................70 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then numerous rain showers and scattered thunderstorms overnight. * Min temperature.......48-53. * 24 hr trend.........5 degrees cooler. * Max humidity..........90-95 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Northwest 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................30 percent. .TUESDAY... * Sky/weather...........Mostly cloudy with numerous rain showers and isolated thunderstorms in the morning, then mostly sunny with scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......74-79. * 24 hr trend.........1 degree warmer. * Min humidity..........34-39 percent. * 24 hr trend.........17 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 30 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................50 percent. * Haines index..........2. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Isolated showers and thunderstorms. Lows 46 to 51. West winds 5 to 10 mph. .WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 46 to 51. Highs 79 to 84. Northwest winds 5 to 10 mph. .THURSDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 45 to 50. Highs 71 to 76. Northwest winds 5 to 15 mph with gusts to around 30 mph. .FRIDAY...Mostly clear. Isolated showers and thunderstorms. Lows 49 to 54. Highs 78 to 83. West winds 5 to 10 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms. Lows 49 to 54. Highs 81 to 86. .SUNDAY...Sunny. Isolated showers and thunderstorms. Highs 80 to 85. $$ WYZ284-011015- Bighorn National Forest- 227 PM MDT Sun Jun 30 2024 .Tonight... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......42-47. * 24 hr trend.........3 degrees cooler. * Max humidity..........86-91 percent. * 24 hr trend.........11 percent wetter. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 15 mph. Gusts up to 30 mph in the evening. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Zero. .MONDAY... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. * Max temperature.......58-63. * 24 hr trend.........19 degrees cooler. * Min humidity..........55-60 percent. * 24 hr trend.........39 percent wetter. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................80 percent. * Haines index..........3. .MONDAY NIGHT... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then rain showers and scattered thunderstorms overnight. * Min temperature.......36-41. * 24 hr trend.........6 degrees cooler. * Max humidity..........93-98 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 10 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................70 percent. .TUESDAY... * Sky/weather...........Partly sunny. Numerous rain showers and isolated thunderstorms in the morning, then scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......57-62. * 24 hr trend.........1 degree cooler. * Min humidity..........44-49 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * At Burgess Jct.......Northwest winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................60 percent. * Haines index..........3. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Isolated showers and thunderstorms. Lows 38 to 43. West winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 35 to 40. Highs 63 to 68. West winds 5 to 15 mph. .THURSDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 35 to 40. Highs 54 to 59. Northwest winds 10 to 20 mph with gusts to around 30 mph. .FRIDAY...Mostly clear. Isolated showers and thunderstorms. Lows 40 to 45. Highs 61 to 66. West winds 5 to 15 mph. .SATURDAY...Mostly clear. Scattered showers and isolated thunderstorms. Lows 40 to 45. Highs 65 to 70. .SUNDAY...Sunny. Isolated showers and thunderstorms. Highs 64 to 69. $$ weather.gov/billings