Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Billings, MT
Issued by NWS Billings, MT
030 FNUS55 KBYZ 031941 FWFBYZ Fire Weather Planning Forecast for SCen and SErn Montana National Weather Service Billings MT 141 PM MDT Thu Jul 3 2025 .DISCUSSION... Afternoon/evening shower and thunderstorm activity remains in the forecast into the weekend. The chance for wetting rain will be greatest Friday into Saturday, with much of the region seeing at least a 30% chance. A few storms could be strong to severe Thursday evening, mainly in SE MT along the Dakotas border. Heavy rain, gusty winds (up to 60 mph), and small hail are the main threats. Temperatures will cool into the 70s and low 80s Friday through Saturday. Matos MTZ123-041015- Gallatin National Forest- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Mostly cloudy. * Min temperature.......51-61 at 5000 feet...47-57 at 7000 feet. * 24 hr trend.........2 degrees cooler. * Max humidity..........73-83 percent at 5000 feet...70-80 percent at 7000 feet. * 24 hr trend.........Unchanged. * Wind (20 ft) * Slope/valley.........Southeast winds 5 to 10 mph in the evening becoming light overnight. * Ridgetop.............West 5 to 10 mph. * Chance of lightning...12 percent. * CWR...................10 percent. .FRIDAY... * Sky/weather...........Partly sunny. Scattered rain showers and isolated thunderstorms in the morning, then rain showers with thunderstorms likely in the afternoon. * Max temperature.......72-82 at 5000 feet...62-72 at 7000 feet. * 24 hr trend.........8 degrees cooler. * Min humidity..........47-57 percent at 5000 feet...44-54 percent at 7000 feet. * 24 hr trend.........23 percent wetter. * Wind (20 ft) * Slope/valley.........Light winds in the morning becoming west 5 to 10 mph in the afternoon. * Ridgetop.............South 5 to 15 mph. * Chance of lightning...65 percent. * CWR...................70 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with numerous rain showers and scattered thunderstorms in the evening, then mostly clear overnight. * Min temperature.......45-55 at 5000 feet...42-52 at 7000 feet. * 24 hr trend.........6 degrees cooler. * Max humidity..........82-92 percent at 5000 feet...78-88 percent at 7000 feet. * 24 hr trend.........16 percent wetter. * Wind (20 ft) * Slope/valley.........South winds 5 to 10 mph in the evening becoming light overnight. * Ridgetop.............Southwest 5 to 15 mph. * Chance of lightning...37 percent. * CWR...................30 percent. .SATURDAY... * Sky/weather...........Partly sunny. Scattered rain showers in the morning, then numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......69-79 at 5000 feet...57-67 at 7000 feet. * 24 hr trend.........5 degrees cooler. * Min humidity..........40-50 percent at 5000 feet...48-58 percent at 7000 feet. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...52 percent. * CWR...................40 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Mostly clear. Isolated showers and thunderstorms. Lows 43 to 53. Southwest winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows 47 to 57. Highs 74 to 84. Southwest winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 50 to 60. Highs 81 to 91. Southwest winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 53 to 63. Highs 84 to 94. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 53 to 63. Highs 85 to 95. .THURSDAY...Sunny. Highs 83 to 93. $$ MTZ124-041015- Wheatland County/Sweet Grass County- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......54-59. * 24 hr trend.........2 degrees cooler. * Max humidity..........74-79 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...29 percent. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......76-81. * 24 hr trend.........6 degrees cooler. * Min humidity..........35-40 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 15 mph in the morning shifting to the southeast in the afternoon. * Chance of lightning...33 percent. * CWR...................30 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy. Rain showers and scattered thunderstorms in the evening, then isolated rain showers overnight. * Min temperature.......48-53. * 24 hr trend.........6 degrees cooler. * Max humidity..........100 percent. * 24 hr trend.........24 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * Chance of lightning...33 percent. * CWR...................30 percent. .SATURDAY... * Sky/weather...........Partly sunny. Scattered rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. * Max temperature.......69-74. * 24 hr trend.........7 degrees cooler. * Min humidity..........57-62 percent. * 24 hr trend.........22 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...54 percent. * CWR...................70 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Partly cloudy. Scattered showers and thunderstorms. Lows 45 to 50. Northwest winds 5 to 15 mph. .SUNDAY...Mostly clear. Lows 49 to 54. Highs 75 to 80. West winds 5 to 15 mph. .MONDAY...Mostly clear. Lows 52 to 57. Highs 80 to 85. Southeast winds 5 to 15 mph. .TUESDAY...Partly cloudy. Lows 55 to 60. Highs 86 to 91. Southwest winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 56 to 61. Highs 87 to 92. .THURSDAY...Sunny. Highs 85 to 90. $$ MTZ125-041015- Stillwater County- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......56-61. * 24 hr trend.........2 degrees cooler. * Max humidity..........70-75 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............Southwest winds 5 to 10 mph. * Chance of lightning...32 percent. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Isolated rain showers in the morning, then numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......77-82. * 24 hr trend.........7 degrees cooler. * Min humidity..........43-48 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph in the morning shifting to the east in the afternoon. * Chance of lightning...43 percent. * CWR...................60 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with numerous rain showers and scattered thunderstorms in the evening, then mostly clear overnight. * Min temperature.......50-55. * 24 hr trend.........6 degrees cooler. * Max humidity..........85-90 percent. * 24 hr trend.........15 percent wetter. * Wind (20 ft) * Plains...............Southwest winds 5 to 10 mph. * Chance of lightning...34 percent. * CWR...................30 percent. .SATURDAY... * Sky/weather...........Mostly sunny with isolated rain showers in the morning, then mostly cloudy with numerous showers and thunderstorms likely in the afternoon. * Max temperature.......73-78. * 24 hr trend.........4 degrees cooler. * Min humidity..........50-55 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph. * Chance of lightning...56 percent. * CWR...................30 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Partly cloudy. Isolated showers and thunderstorms. Lows 48 to 53. West winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows 53 to 58. Highs 76 to 81. Southeast winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 55 to 60. Highs 82 to 87. Southeast winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 58 to 63. Highs 87 to 92. South winds 5 to 10 mph. .WEDNESDAY...Partly cloudy. Lows 58 to 63. Highs 89 to 94. .THURSDAY...Sunny. Isolated showers and thunderstorms. Highs 87 to 92. $$ MTZ126-041015- Beartooth Ranger District Custer National Forest- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......57-63 at 5000 feet...50-60 at 7000 feet. * 24 hr trend.........5 degrees cooler. * Max humidity..........63-68 percent. * 24 hr trend.........15 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Northwest 5 to 10 mph. * Chance of lightning...33 percent. * CWR...................50 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Scattered rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. * Max temperature.......74-82 at 5000 feet...63-73 at 7000 feet. * 24 hr trend.........8 degrees cooler. * Min humidity..........45-55 percent at 5000 feet...48-58 percent at 7000 feet. * 24 hr trend.........23 percent wetter. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph in the morning shifting to the east 5 to 15 mph in the afternoon. * Ridgetop.............Southwest 5 to 10 mph. * Chance of lightning...51 percent. * CWR...................80 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with scattered showers and thunderstorms in the evening, then mostly clear overnight. * Min temperature.......51-59 at 5000 feet...44-54 at 7000 feet. * 24 hr trend.........5 degrees cooler. * Max humidity..........74-84 percent at 5000 feet...71-81 percent at 7000 feet. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Southwest 5 to 15 mph. * Chance of lightning...30 percent. * CWR...................10 percent. .SATURDAY... * Sky/weather...........Mostly sunny with isolated rain showers in the morning, then mostly cloudy with numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......72-80 at 5000 feet...63-73 at 7000 feet. * 24 hr trend.........Unchanged. * Min humidity..........44-54 percent at 5000 feet...47-57 percent at 7000 feet. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...54 percent. * CWR...................50 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Partly cloudy. Isolated showers and thunderstorms. Lows 49 to 56. Northwest winds 5 to 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 54 to 61. Highs 73 to 81. Southwest winds 5 to 10 mph. .MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 56 to 63. Highs 79 to 88. Northwest winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 58 to 66. Highs 83 to 91. Southwest winds 5 to 10 mph. .WEDNESDAY...Partly cloudy. Lows 59 to 66. Highs 85 to 93. .THURSDAY...Sunny. Isolated showers and thunderstorms. Highs 83 to 91. $$ MTZ127-041015- Golden Valley County/Musselshell county- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......63-68. * 24 hr trend.........1 degree cooler. * Max humidity..........61-66 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Plains...............West winds 5 to 10 mph. * Chance of lightning...28 percent. * CWR...................Less than 10 percent. .FRIDAY... * Sky/weather...........Mostly cloudy in the morning, then mostly sunny with scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......77-82. * 24 hr trend.........7 degrees cooler. * Min humidity..........34-39 percent. * 24 hr trend.........5 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 15 mph. * Chance of lightning...16 percent. * CWR...................10 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with numerous rain showers and scattered thunderstorms in the evening, then mostly clear overnight. * Min temperature.......55-60. * 24 hr trend.........8 degrees cooler. * Max humidity..........81-86 percent. * 24 hr trend.........20 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph. * Chance of lightning...25 percent. * CWR...................20 percent. .SATURDAY... * Sky/weather...........Mostly sunny in the morning, then mostly cloudy with numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......71-76. * 24 hr trend.........6 degrees cooler. * Min humidity..........52-57 percent. * 24 hr trend.........18 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 10 mph. * Chance of lightning...45 percent. * CWR...................50 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Partly cloudy. Scattered showers and thunderstorms. Lows 53 to 58. Northwest winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows 57 to 62. Highs 75 to 80. Southwest winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 60 to 65. Highs 80 to 85. Northeast winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 63 to 68. Highs 86 to 91. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 62 to 67. Highs 89 to 94. .THURSDAY...Sunny. Highs 86 to 91. $$ MTZ128-041015- Yellowstone County- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......62-67. * 24 hr trend.........2 degrees cooler. * Max humidity..........73-78 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...29 percent. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Mostly cloudy in the morning, then mostly sunny with scattered showers and thunderstorms in the afternoon. * Max temperature.......83-88. * 24 hr trend.........7 degrees cooler. * Min humidity..........34-39 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph in the morning shifting to the east 5 to 15 mph in the afternoon. * Chance of lightning...25 percent. * CWR...................30 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with scattered showers and thunderstorms in the evening, then mostly clear overnight. * Min temperature.......56-61. * 24 hr trend.........6 degrees cooler. * Max humidity..........89-94 percent. * 24 hr trend.........16 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...25 percent. * CWR...................30 percent. .SATURDAY... * Sky/weather...........Mostly sunny in the morning, then mostly cloudy with numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......77-82. * 24 hr trend.........6 degrees cooler. * Min humidity..........47-52 percent. * 24 hr trend.........13 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 10 mph. * Chance of lightning...50 percent. * CWR...................30 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Partly cloudy. Scattered showers and thunderstorms. Lows 53 to 58. North winds 5 to 15 mph. .SUNDAY...Mostly clear. Lows 57 to 62. Highs 81 to 86. Northeast winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 59 to 64. Highs 87 to 92. Northeast winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 61 to 66. Highs 93 to 98. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 61 to 66. Highs 94 to 99. .THURSDAY...Sunny. Highs 92 to 97. $$ MTZ129-041015- Crow Indian Reservation/Bighorn Canyon Rec Area- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Cloudy. Scattered showers and thunderstorms in the evening, then isolated rain showers overnight. * Min temperature.......58-64 at 5000 feet...54-59 at 7000 feet. * 24 hr trend.........5 degrees cooler. * Max humidity..........71-76 percent. * 24 hr trend.........16 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............West 5 to 10 mph. * Chance of lightning...37 percent. * CWR...................30 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Isolated rain showers in the morning, then scattered showers and thunderstorms in the afternoon. * Max temperature.......72-82 at 5000 feet...64-71 at 7000 feet. * 24 hr trend.........9 degrees cooler. * Min humidity..........45-55 percent at 5000 feet...60-70 percent at 7000 feet. * 24 hr trend.........18 percent wetter. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph in the morning shifting to the northeast 5 to 15 mph in the afternoon. * Ridgetop.............Northwest 5 to 15 mph. * Chance of lightning...31 percent. * CWR...................40 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with scattered showers and thunderstorms in the evening, then mostly clear overnight. * Min temperature.......53-59 at 5000 feet...51-56 at 7000 feet. * 24 hr trend.........5 degrees cooler. * Max humidity..........77-87 percent at 5000 feet...71-80 percent at 7000 feet. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph. * Ridgetop.............West 10 to 20 mph. * Chance of lightning...33 percent. * CWR...................40 percent. .SATURDAY... * Sky/weather...........Sunny in the morning, then mostly cloudy with numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......69-79 at 5000 feet...64-71 at 7000 feet. * 24 hr trend.........Unchanged. * Min humidity..........46-56 percent at 5000 feet...58-68 percent at 7000 feet. * 24 hr trend.........1 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...39 percent. * CWR...................40 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 51 to 56. West winds 5 to 15 mph. .SUNDAY...Mostly clear. Lows 56 to 61. Highs 71 to 81. Northeast winds 5 to 10 mph. .MONDAY...Partly cloudy. Lows 58 to 64. Highs 77 to 87. East winds 5 to 10 mph. .TUESDAY...Partly cloudy. Lows 60 to 66. Highs 81 to 91. Southeast winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 61 to 66. Highs 83 to 93. .THURSDAY...Sunny. Highs 81 to 91. $$ MTZ130-041015- Northern Rosebud/Northern Treasure Counties- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Mostly cloudy. Scattered rain showers and isolated thunderstorms in the evening, then scattered rain showers overnight. * Min temperature.......65-70. * 24 hr trend.........2 degrees cooler. * Max humidity..........68-73 percent. * 24 hr trend.........13 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 10 mph. * Chance of lightning...18 percent. * CWR...................10 percent. .FRIDAY... * Sky/weather...........Cloudy in the morning, then partly sunny with scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......84-89. * 24 hr trend.........8 degrees cooler. * Min humidity..........31-36 percent. * 24 hr trend.........8 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 10 mph in the morning shifting to the northeast 5 to 15 mph in the afternoon. * Chance of lightning...19 percent. * CWR...................Less than 10 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then scattered rain showers overnight. * Min temperature.......58-63. * 24 hr trend.........7 degrees cooler. * Max humidity..........84-89 percent. * 24 hr trend.........16 percent wetter. * Wind (20 ft) * Plains...............South winds 5 to 10 mph in the evening shifting to the west overnight. * Chance of lightning...33 percent. * CWR...................Less than 10 percent. .SATURDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......81-86. * 24 hr trend.........3 degrees cooler. * Min humidity..........41-46 percent. * 24 hr trend.........10 percent wetter. * Wind (20 ft) * Plains...............North winds 5 to 10 mph. * Chance of lightning...34 percent. * CWR...................40 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 55 to 60. Northwest winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows 57 to 62. Highs 79 to 84. North winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 61 to 66. Highs 86 to 91. East winds 5 to 10 mph. .TUESDAY...Partly cloudy. Lows 63 to 68. Highs 93 to 98. Southeast winds 5 to 10 mph. .WEDNESDAY...Partly cloudy. Lows 64 to 69. Highs 94 to 99. .THURSDAY...Sunny. Highs 92 to 97. $$ MTZ131-041015- Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Cloudy. Numerous rain showers and scattered thunderstorms in the evening, then scattered rain showers overnight. * Min temperature.......61-66. * 24 hr trend.........1 degree warmer. * Max humidity..........75-80 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............West 5 to 10 mph. * Chance of lightning...40 percent. * CWR...................40 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Scattered rain showers in the morning, then scattered showers and thunderstorms in the afternoon. * Max temperature.......79-84. * 24 hr trend.........11 degrees cooler. * Min humidity..........46-51 percent. * 24 hr trend.........21 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph in the morning shifting to the north 5 to 15 mph in the afternoon. * Ridgetop.............Northwest 5 to 10 mph. * Chance of lightning...30 percent. * CWR...................30 percent. .FRIDAY NIGHT... * Sky/weather...........Partly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......54-59. * 24 hr trend.........7 degrees cooler. * Max humidity..........89-94 percent. * 24 hr trend.........14 percent wetter. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph. * Ridgetop.............Northwest 5 to 15 mph. * Chance of lightning...39 percent. * CWR...................20 percent. .SATURDAY... * Sky/weather...........Sunny in the morning, then partly sunny with scattered showers and thunderstorms in the afternoon. * Max temperature.......81-86. * 24 hr trend.........2 degrees warmer. * Min humidity..........41-46 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...34 percent. * CWR...................40 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 51 to 56. Northwest winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows 54 to 59. Highs 78 to 83. Northeast winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 58 to 63. Highs 86 to 91. East winds 5 to 10 mph. .TUESDAY...Partly cloudy. Lows 59 to 64. Highs 91 to 96. Southeast winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 59 to 64. Highs 92 to 97. .THURSDAY...Sunny. Highs 90 to 95. $$ MTZ132-041015- Custer County- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then scattered rain showers and isolated thunderstorms overnight. * Min temperature.......64-69. * 24 hr trend.........3 degrees cooler. * Max humidity..........68-73 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph. * Chance of lightning...35 percent. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Scattered rain showers in the morning, then scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......76-81. * 24 hr trend.........15 degrees cooler. * Min humidity..........48-53 percent. * 24 hr trend.........22 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph in the morning shifting to the east in the afternoon. * Chance of lightning...15 percent. * CWR...................20 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with scattered showers and thunderstorms. * Min temperature.......57-62. * 24 hr trend.........7 degrees cooler. * Max humidity..........83-88 percent. * 24 hr trend.........15 percent wetter. * Wind (20 ft) * Plains...............Southeast winds 5 to 15 mph in the evening shifting to the northwest 5 to 10 mph overnight. * Chance of lightning...40 percent. * CWR...................10 percent. .SATURDAY... * Sky/weather...........Partly sunny. Isolated rain showers in the morning, then scattered showers and thunderstorms in the afternoon. * Max temperature.......80-85. * 24 hr trend.........4 degrees warmer. * Min humidity..........40-45 percent. * 24 hr trend.........8 percent drier. * Wind (20 ft) * Plains...............East winds 5 to 15 mph. * Chance of lightning...27 percent. * CWR...................30 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 55 to 60. Northeast winds 5 to 15 mph. .SUNDAY...Mostly clear. Lows 56 to 61. Highs 75 to 80. Northwest winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 59 to 64. Highs 83 to 88. Southeast winds 5 to 10 mph. .TUESDAY...Partly cloudy. Lows 62 to 67. Highs 87 to 92. Southeast winds 5 to 10 mph. .WEDNESDAY...Partly cloudy. Lows 62 to 67. Highs 91 to 96. .THURSDAY...Sunny. Highs 89 to 94. $$ MTZ133-041015- Sioux Ranger District Custer National Forest- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then scattered rain showers and isolated thunderstorms overnight. * Min temperature.......65-70. * 24 hr trend.........1 degree cooler. * Max humidity..........77-82 percent. * 24 hr trend.........1 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...44 percent. * CWR...................40 percent. .FRIDAY... * Sky/weather...........Mostly cloudy with scattered rain showers and isolated thunderstorms. * Max temperature.......75-80. * 24 hr trend.........18 degrees cooler. * Min humidity..........64-69 percent. * 24 hr trend.........37 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * Chance of lightning...17 percent. * CWR...................30 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then scattered rain showers and isolated thunderstorms overnight. * Min temperature.......57-62. * 24 hr trend.........8 degrees cooler. * Max humidity..........90-95 percent. * 24 hr trend.........13 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * Chance of lightning...36 percent. * CWR...................10 percent. .SATURDAY... * Sky/weather...........Mostly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......80-85. * 24 hr trend.........5 degrees warmer. * Min humidity..........45-50 percent. * 24 hr trend.........19 percent drier. * Wind (20 ft) * Plains...............East winds 5 to 15 mph. * Chance of lightning...27 percent. * CWR...................20 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Mostly cloudy. Showers and scattered thunderstorms. Lows 55 to 60. Northeast winds 5 to 15 mph. .SUNDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 55 to 60. Highs 76 to 81. Northeast winds 5 to 15 mph. .MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 58 to 63. Highs 82 to 87. Southeast winds 5 to 15 mph. .TUESDAY...Partly cloudy. Lows 61 to 66. Highs 86 to 91. Southeast winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 61 to 66. Highs 89 to 94. .THURSDAY...Sunny. Highs 88 to 93. $$ WYZ274-041015- Sheridan County- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then scattered rain showers overnight. * Min temperature.......57-62. * 24 hr trend.........1 degree cooler. * Max humidity..........88-93 percent. * 24 hr trend.........18 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Southwest 5 to 10 mph. * Chance of lightning...30 percent. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Cloudy with isolated rain showers in the morning, then partly sunny with numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......79-84. * 24 hr trend.........8 degrees cooler. * Min humidity..........49-54 percent. * 24 hr trend.........20 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Northwest 5 to 15 mph. * Chance of lightning...44 percent. * CWR...................50 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with scattered showers and thunderstorms in the evening, then mostly clear overnight. * Min temperature.......50-55. * 24 hr trend.........7 degrees cooler. * Max humidity..........100 percent. * 24 hr trend.........10 percent wetter. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph. * Ridgetop.............West 10 to 20 mph. * Chance of lightning...35 percent. * CWR...................30 percent. .SATURDAY... * Sky/weather...........Sunny in the morning, then partly sunny with scattered showers and thunderstorms in the afternoon. * Max temperature.......81-86. * 24 hr trend.........2 degrees warmer. * Min humidity..........44-49 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...40 percent. * CWR...................40 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Partly cloudy. Scattered showers and thunderstorms. Lows 49 to 54. West winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows 51 to 56. Highs 78 to 83. East winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 54 to 59. Highs 85 to 90. Southeast winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 56 to 61. Highs 90 to 95. South winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 56 to 61. Highs 91 to 96. .THURSDAY...Sunny. Highs 89 to 94. $$ WYZ284-041015- Bighorn National Forest- 141 PM MDT Thu Jul 3 2025 .Tonight... * Sky/weather...........Cloudy. Scattered showers and thunderstorms in the evening, then isolated rain showers overnight. * Min temperature.......47-52. * 24 hr trend.........3 degrees cooler. * Max humidity..........84-89 percent. * 24 hr trend.........22 percent wetter. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 10 mph. * Chance of lightning...33 percent. * CWR...................40 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Scattered rain showers and isolated thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. * Max temperature.......63-68. * 24 hr trend.........9 degrees cooler. * Min humidity..........56-61 percent. * 24 hr trend.........28 percent wetter. * Wind (20 ft) * At Burgess Jct.......North winds 5 to 15 mph. * Chance of lightning...50 percent. * CWR...................50 percent. .FRIDAY NIGHT... * Sky/weather...........Mostly cloudy with scattered showers and thunderstorms in the evening, then mostly clear overnight. * Min temperature.......43-48. * 24 hr trend.........4 degrees cooler. * Max humidity..........90-95 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * At Burgess Jct.......Southwest winds 5 to 10 mph. * Chance of lightning...33 percent. * CWR...................20 percent. .SATURDAY... * Sky/weather...........Sunny in the morning, then mostly cloudy with numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......66-71. * 24 hr trend.........3 degrees warmer. * Min humidity..........37-42 percent. * 24 hr trend.........19 percent drier. * Wind (20 ft) * At Burgess Jct.......Southwest winds 5 to 15 mph. * Chance of lightning...44 percent. * CWR...................50 percent. .Forecast days 3 through 7...... .SATURDAY NIGHT...Partly cloudy. Scattered showers and thunderstorms. Lows 39 to 44. West winds 5 to 15 mph. .SUNDAY...Mostly clear. Lows 44 to 49. Highs 65 to 70. Southwest winds 5 to 15 mph. .MONDAY...Partly cloudy. Lows 47 to 52. Highs 71 to 76. Southwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 50 to 55. Highs 75 to 80. Southwest winds 5 to 15 mph. .WEDNESDAY...Partly cloudy. Lows 50 to 55. Highs 76 to 81. .THURSDAY...Sunny. Isolated showers and thunderstorms. Highs 74 to 79. $$ weather.gov/billings