Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Billings, MT
Issued by NWS Billings, MT
049 FNUS55 KBYZ 022004 FWFBYZ Fire Weather Planning Forecast for SCen and SErn Montana National Weather Service Billings MT 204 PM MDT Wed Jul 2 2025 ...Temperatures 10 to 15 degrees above normal through Thursday... .DISCUSSION... Daily shower and thunderstorm activity will persist into the weekend. Wednesday evening, scattered showers and thunderstorms will initiate over the mountains and propagate eastward. Some storms may produce strong winds (40-60 mph). In addition, the chance of heavy rain increases by Thursday and Friday. Temps will remain above normal through Thursday before a cooling trend sets in for the weekend. Matos/BT MTZ123-031030- Gallatin National Forest- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......53-63 at 5000 feet...50-60 at 7000 feet. * 24 hr trend.........2 degrees cooler. * Max humidity..........60-70 percent at 5000 feet...54-64 percent at 7000 feet. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Slope/valley.........South winds 5 to 10 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...17 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......79-89 at 5000 feet...67-77 at 7000 feet. * 24 hr trend.........7 degrees cooler. * Min humidity..........29-34 percent. * 24 hr trend.........12 percent wetter. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph. * Ridgetop.............Southwest 5 to 15 mph. * Chance of lightning...48 percent. * CWR...................40 percent. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......50-60 at 5000 feet...46-56 at 7000 feet. * 24 hr trend.........5 degrees cooler. * Max humidity..........78-88 percent at 5000 feet...75-85 percent at 7000 feet. * 24 hr trend.........22 percent wetter. * Wind (20 ft) * Slope/valley.........South winds 5 to 10 mph. * Ridgetop.............West 5 to 10 mph. * Chance of lightning...33 percent. * CWR...................30 percent. .FRIDAY... * Sky/weather...........Mostly sunny with isolated showers and thunderstorms in the morning, then cloudy with rain showers with thunderstorms likely in the afternoon. * Max temperature.......74-84 at 5000 feet...62-72 at 7000 feet. * 24 hr trend.........6 degrees cooler. * Min humidity..........44-54 percent at 5000 feet...39-49 percent at 7000 feet. * 24 hr trend.........14 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 10 mph. * Chance of lightning...61 percent. * CWR...................80 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 46 to 56. Southwest winds 5 to 10 mph. .SATURDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 43 to 53. Highs 69 to 79. West winds 5 to 10 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 47 to 57. Highs 74 to 84. Southwest winds 5 to 10 mph. .MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows 48 to 58. Highs 79 to 89. Southwest winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 51 to 61. Highs 82 to 92. .WEDNESDAY...Sunny. Highs 83 to 93. $$ MTZ124-031030- Wheatland County/Sweet Grass County- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......55-60. * 24 hr trend.........1 degree warmer. * Max humidity..........71-76 percent. * 24 hr trend.........17 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...15 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Mostly sunny in the morning, then mostly cloudy with scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......81-86. * 24 hr trend.........5 degrees cooler. * Min humidity..........33-38 percent. * 24 hr trend.........1 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...24 percent. * CWR...................20 percent. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......53-58. * 24 hr trend.........2 degrees cooler. * Max humidity..........78-83 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...31 percent. * CWR...................20 percent. .FRIDAY... * 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.........4 degrees cooler. * Min humidity..........37-42 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph in the morning shifting to the east 10 to 20 mph in the afternoon. * Chance of lightning...33 percent. * CWR...................40 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Showers and scattered thunderstorms. Lows 50 to 55. West winds 5 to 15 mph. .SATURDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 44 to 49. Highs 68 to 73. West winds 5 to 15 mph. .SUNDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 49 to 54. Highs 73 to 78. South winds 5 to 15 mph. .MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows 51 to 56. Highs 80 to 85. Northwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 52 to 57. Highs 82 to 87. .WEDNESDAY...Sunny. Highs 85 to 90. $$ MTZ125-031030- Stillwater County- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......58-63. * 24 hr trend.........1 degree warmer. * Max humidity..........58-63 percent. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Plains...............Southwest winds 5 to 10 mph. * Chance of lightning...15 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......83-88. * 24 hr trend.........3 degrees cooler. * Min humidity..........33-38 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Plains...............West winds 5 to 10 mph. * Chance of lightning...37 percent. * CWR...................20 percent. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......55-60. * 24 hr trend.........3 degrees cooler. * Max humidity..........74-79 percent. * 24 hr trend.........16 percent wetter. * Wind (20 ft) * Plains...............Southwest winds 5 to 10 mph. * Chance of lightning...32 percent. * CWR...................30 percent. .FRIDAY... * Sky/weather...........Mostly sunny in the morning, then mostly cloudy with rain showers and scattered thunderstorms in the afternoon. * Max temperature.......78-83. * 24 hr trend.........5 degrees cooler. * Min humidity..........42-47 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 10 mph in the morning shifting to the east in the afternoon. * Chance of lightning...51 percent. * CWR...................70 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 51 to 56. Southwest winds 5 to 10 mph. .SATURDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 48 to 53. Highs 73 to 78. West winds 5 to 10 mph. .SUNDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 51 to 56. Highs 75 to 80. Southeast winds 5 to 10 mph. .MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 54 to 59. Highs 81 to 86. West winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 55 to 60. Highs 84 to 89. .WEDNESDAY...Sunny. Highs 87 to 92. $$ MTZ126-031030- Beartooth Ranger District Custer National Forest- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......59-67 at 5000 feet...54-64 at 7000 feet. * 24 hr trend.........Unchanged. * Max humidity..........48-58 percent at 5000 feet...42-52 percent at 7000 feet. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 15 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...15 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the afternoon. * Max temperature.......80-87 at 5000 feet...69-79 at 7000 feet. * 24 hr trend.........5 degrees cooler. * Min humidity..........28-38 percent at 5000 feet...31-41 percent at 7000 feet. * 24 hr trend.........17 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............West 5 to 15 mph. * Chance of lightning...30 percent. * CWR...................20 percent. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......56-64 at 5000 feet...48-58 at 7000 feet. * 24 hr trend.........6 degrees cooler. * Max humidity..........65-70 percent. * 24 hr trend.........24 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 5 to 10 mph. * Chance of lightning...32 percent. * CWR...................40 percent. .FRIDAY... * Sky/weather...........Mostly sunny with isolated rain showers in the morning, then cloudy with rain showers with thunderstorms likely in the afternoon. * Max temperature.......76-84 at 5000 feet...65-75 at 7000 feet. * 24 hr trend.........4 degrees cooler. * Min humidity..........34-44 percent at 5000 feet...43-53 percent at 7000 feet. * 24 hr trend.........13 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest 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...55 percent. * CWR...................80 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 52 to 59. Southwest winds 5 to 15 mph. .SATURDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 49 to 55. Highs 71 to 79. Northwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 52 to 59. Highs 72 to 79. South winds 5 to 10 mph. .MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 55 to 61. Highs 79 to 87. West winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 56 to 63. Highs 79 to 87. .WEDNESDAY...Sunny. Isolated showers and thunderstorms. Highs 82 to 89. $$ MTZ127-031030- Golden Valley County/Musselshell county- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......64-69. * 24 hr trend.........1 degree warmer. * Max humidity..........56-61 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Plains...............Southwest winds 5 to 10 mph. * Chance of lightning...17 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Partly sunny. Isolated showers and thunderstorms in the afternoon. * Max temperature.......84-89. * 24 hr trend.........5 degrees cooler. * Min humidity..........26-31 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph. * Chance of lightning...19 percent. * CWR...................10 percent. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......62-67. * 24 hr trend.........2 degrees cooler. * Max humidity..........62-67 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 10 mph. * Chance of lightning...34 percent. * CWR...................10 percent. .FRIDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......79-84. * 24 hr trend.........5 degrees cooler. * Min humidity..........32-37 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph in the morning shifting to the northeast 5 to 15 mph in the afternoon. * Chance of lightning...25 percent. * CWR...................10 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 57 to 62. West winds 5 to 15 mph. .SATURDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 52 to 57. Highs 71 to 76. Northwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 56 to 61. Highs 73 to 78. Southeast winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 58 to 63. Highs 81 to 86. Northwest winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 60 to 65. Highs 82 to 87. .WEDNESDAY...Sunny. Highs 85 to 90. $$ MTZ128-031030- Yellowstone County- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......62-67. * 24 hr trend.........1 degree warmer. * Max humidity..........64-69 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...15 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Partly sunny. Isolated showers and thunderstorms in the afternoon. * Max temperature.......89-94. * 24 hr trend.........5 degrees cooler. * Min humidity..........23-28 percent. * 24 hr trend.........3 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...19 percent. * CWR...................10 percent. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. * Min temperature.......62-67. * 24 hr trend.........Unchanged. * Max humidity..........72-77 percent. * 24 hr trend.........8 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...28 percent. * CWR...................10 percent. .FRIDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......84-89. * 24 hr trend.........5 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 east 5 to 15 mph in the afternoon. * Chance of lightning...31 percent. * CWR...................20 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 57 to 62. West winds 5 to 15 mph. .SATURDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 52 to 57. Highs 78 to 83. Northwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Lows 55 to 60. Highs 78 to 83. East winds 5 to 15 mph. .MONDAY...Mostly clear. Lows 58 to 63. Highs 86 to 91. North winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 59 to 64. Highs 88 to 93. .WEDNESDAY...Sunny. Highs 91 to 96. $$ MTZ129-031030- Crow Indian Reservation/Bighorn Canyon Rec Area- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......62-69 at 5000 feet...60-65 at 7000 feet. * 24 hr trend.........3 degrees cooler. * Max humidity..........46-56 percent at 5000 feet...41-47 percent at 7000 feet. * 24 hr trend.........2 percent wetter. * Wind (20 ft) * Slope/valley.........South winds 5 to 15 mph. * Ridgetop.............South 5 to 15 mph. * Chance of lightning...18 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Partly sunny. * Max temperature.......78-88 at 5000 feet...70-77 at 7000 feet. * 24 hr trend.........6 degrees cooler. * Min humidity..........28-38 percent at 5000 feet...34-44 percent at 7000 feet. * 24 hr trend.........12 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............West 5 to 15 mph. * Chance of lightning...12 percent. * CWR...................Zero. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then isolated rain showers overnight. * Min temperature.......59-64 at 5000 feet...55-60 at 7000 feet. * 24 hr trend.........3 degrees cooler. * Max humidity..........65-75 percent at 5000 feet...64-71 percent at 7000 feet. * 24 hr trend.........13 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 5 to 10 mph. * Chance of lightning...34 percent. * CWR...................40 percent. .FRIDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......73-83 at 5000 feet...66-73 at 7000 feet. * 24 hr trend.........6 degrees cooler. * Min humidity..........38-48 percent at 5000 feet...50-60 percent at 7000 feet. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph in the morning shifting to the northeast 5 to 15 mph in the afternoon. * Ridgetop.............North 5 to 15 mph. * Chance of lightning...32 percent. * CWR...................10 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 54 to 59. Southeast winds 5 to 15 mph. .SATURDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 50 to 55. Highs 69 to 79. Northwest winds 5 to 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 54 to 59. Highs 68 to 78. East winds 5 to 15 mph. .MONDAY...Mostly clear. Lows 56 to 61. Highs 76 to 86. Northwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 58 to 64. Highs 77 to 87. .WEDNESDAY...Sunny. Highs 79 to 89. $$ MTZ130-031030- Northern Rosebud/Northern Treasure Counties- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Scattered rain showers and isolated thunderstorms in the evening. * Min temperature.......65-70. * 24 hr trend.........1 degree warmer. * Max humidity..........71-76 percent. * 24 hr trend.........12 percent wetter. * Wind (20 ft) * Plains...............Southeast winds 5 to 15 mph. * Chance of lightning...24 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Partly sunny. * Max temperature.......91-96. * 24 hr trend.........6 degrees cooler. * Min humidity..........25-30 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 10 mph. * Chance of lightning...9 percent. * CWR...................Zero. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then isolated rain showers overnight. * Min temperature.......64-69. * 24 hr trend.........1 degree cooler. * Max humidity..........66-71 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 10 mph. * Chance of lightning...32 percent. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Partly sunny. Isolated showers and thunderstorms in the afternoon. * Max temperature.......85-90. * 24 hr trend.........6 degrees cooler. * Min humidity..........29-34 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 10 mph. * Chance of lightning...22 percent. * CWR...................10 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 59 to 64. Southwest winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 53 to 58. Highs 79 to 84. Northwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 57 to 62. Highs 78 to 83. Northeast winds 5 to 10 mph. .MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows 59 to 64. Highs 86 to 91. Northeast winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 60 to 65. Highs 87 to 92. .WEDNESDAY...Sunny. Highs 90 to 95. $$ MTZ131-031030- Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......61-66. * 24 hr trend.........2 degrees warmer. * Max humidity..........66-71 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Slope/valley.........Southeast winds 5 to 15 mph. * Ridgetop.............South 15 to 30 mph. * Chance of lightning...23 percent. * CWR...................10 percent. .THURSDAY... * Sky/weather...........Partly sunny. * Max temperature.......89-94. * 24 hr trend.........5 degrees cooler. * Min humidity..........26-31 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph in the morning shifting to the northwest 5 to 15 mph in the afternoon. * Ridgetop.............West 5 to 15 mph. * Chance of lightning...8 percent. * CWR...................Zero. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then isolated rain showers overnight. * Min temperature.......60-65. * 24 hr trend.........1 degree cooler. * Max humidity..........72-77 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............West 5 to 10 mph. * Chance of lightning...34 percent. * CWR...................30 percent. .FRIDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......82-87. * 24 hr trend.........7 degrees cooler. * Min humidity..........35-40 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............North 10 to 20 mph. * Chance of lightning...27 percent. * CWR...................10 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 55 to 60. Southeast winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 50 to 55. Highs 79 to 84. Northwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 54 to 59. Highs 77 to 82. Northeast winds 5 to 10 mph. .MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows 56 to 61. Highs 86 to 91. East winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 56 to 61. Highs 86 to 91. .WEDNESDAY...Sunny. Highs 88 to 93. $$ MTZ132-031030- Custer County- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......65-70. * 24 hr trend.........3 degrees warmer. * Max humidity..........65-70 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Plains...............Southeast winds 10 to 20 mph. * Chance of lightning...15 percent. * CWR...................10 percent. .THURSDAY... * Sky/weather...........Mostly sunny. * Max temperature.......90-95. * 24 hr trend.........Unchanged. * Min humidity..........28-33 percent. * 24 hr trend.........8 percent wetter. * Wind (20 ft) * Plains...............South winds 5 to 15 mph in the morning shifting to the west in the afternoon. * Chance of lightning...9 percent. * CWR...................Zero. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then isolated showers and thunderstorms overnight. * Min temperature.......65-70. * 24 hr trend.........Unchanged. * Max humidity..........63-68 percent. * 24 hr trend.........2 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 10 mph. * Chance of lightning...33 percent. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the morning, then scattered rain showers and isolated thunderstorms in the afternoon. * Max temperature.......82-87. * 24 hr trend.........8 degrees cooler. * Min humidity..........37-42 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * Chance of lightning...23 percent. * CWR...................10 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 58 to 63. East winds 5 to 15 mph. .SATURDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 53 to 58. Highs 78 to 83. Northwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Lows 55 to 60. Highs 74 to 79. Northeast winds 5 to 10 mph. .MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 59 to 64. Highs 81 to 86. Southeast winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 59 to 64. Highs 82 to 87. .WEDNESDAY...Sunny. Highs 85 to 90. $$ MTZ133-031030- Sioux Ranger District Custer National Forest- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy with isolated showers and thunderstorms. * Min temperature.......65-70. * 24 hr trend.........4 degrees warmer. * Max humidity..........78-83 percent. * 24 hr trend.........7 percent drier. * Wind (20 ft) * Plains...............Southeast winds 10 to 20 mph. * Chance of lightning...19 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Mostly sunny. * Max temperature.......93-98. * 24 hr trend.........5 degrees warmer. * Min humidity..........28-33 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............South winds 10 to 20 mph. * Chance of lightning...12 percent. * CWR...................Zero. .THURSDAY NIGHT... * 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.........Unchanged. * Max humidity..........66-71 percent. * 24 hr trend.........12 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * Chance of lightning...38 percent. * CWR...................10 percent. .FRIDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......82-87. * 24 hr trend.........11 degrees cooler. * Min humidity..........45-50 percent. * 24 hr trend.........17 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * Chance of lightning...30 percent. * CWR...................20 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 58 to 63. North winds 5 to 15 mph. .SATURDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 54 to 59. Highs 79 to 84. Northwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 54 to 59. Highs 75 to 80. Northeast winds 5 to 15 mph. .MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 58 to 63. Highs 80 to 85. Southeast winds 5 to 15 mph. .TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 58 to 63. Highs 83 to 88. .WEDNESDAY...Sunny. Highs 85 to 90. $$ WYZ274-031030- Sheridan County- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......57-62. * 24 hr trend.........Unchanged. * Max humidity..........67-72 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * Slope/valley.........South winds 5 to 10 mph. * Ridgetop.............South 10 to 20 mph. * Chance of lightning...18 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. * Max temperature.......85-90. * 24 hr trend.........8 degrees cooler. * Min humidity..........32-37 percent. * 24 hr trend.........12 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 10 mph. * Ridgetop.............West 5 to 10 mph. * Chance of lightning...25 percent. * CWR...................10 percent. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening, then isolated rain showers overnight. * Min temperature.......57-62. * 24 hr trend.........Unchanged. * Max humidity..........84-89 percent. * 24 hr trend.........17 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............West 5 to 10 mph. * Chance of lightning...38 percent. * CWR...................40 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Isolated rain showers in the morning, then scattered showers and thunderstorms in the afternoon. * Max temperature.......82-87. * 24 hr trend.........3 degrees cooler. * Min humidity..........40-45 percent. * 24 hr trend.........8 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph in the morning shifting to the northeast in the afternoon. * Ridgetop.............Northwest 5 to 15 mph. * Chance of lightning...44 percent. * CWR...................40 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 51 to 56. Southeast winds 5 to 10 mph. .SATURDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 47 to 52. Highs 80 to 85. Northwest winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows 49 to 54. Highs 76 to 81. Southeast winds 5 to 10 mph. .MONDAY...Mostly clear. Lows 53 to 58. Highs 86 to 91. Northwest winds 5 to 10 mph. .TUESDAY...Mostly clear. Lows 53 to 58. Highs 85 to 90. .WEDNESDAY...Sunny. Highs 88 to 93. $$ WYZ284-031030- Bighorn National Forest- 204 PM MDT Wed Jul 2 2025 .Tonight... * Sky/weather...........Mostly cloudy. Isolated showers and thunderstorms in the evening. * Min temperature.......52-57. * 24 hr trend.........1 degree warmer. * Max humidity..........52-57 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * At Burgess Jct.......Southwest winds 5 to 15 mph. * Chance of lightning...16 percent. * CWR...................Less than 10 percent. .THURSDAY... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the afternoon. * Max temperature.......71-76. * 24 hr trend.........6 degrees cooler. * Min humidity..........32-37 percent. * 24 hr trend.........12 percent wetter. * Wind (20 ft) * At Burgess Jct.......Southwest winds 5 to 10 mph in the morning shifting to the north 5 to 15 mph in the afternoon. * Chance of lightning...34 percent. * CWR...................Less than 10 percent. .THURSDAY NIGHT... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then scattered rain showers overnight. * Min temperature.......48-53. * 24 hr trend.........4 degrees cooler. * Max humidity..........77-82 percent. * 24 hr trend.........25 percent wetter. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 10 mph. * Chance of lightning...36 percent. * CWR...................60 percent. .FRIDAY... * Sky/weather...........Mostly cloudy. Isolated rain showers in the morning, then numerous rain showers and scattered thunderstorms in the afternoon. * Max temperature.......66-71. * 24 hr trend.........5 degrees cooler. * Min humidity..........47-52 percent. * 24 hr trend.........15 percent wetter. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 10 mph in the morning shifting to the north 5 to 15 mph in the afternoon. * Chance of lightning...48 percent. * CWR...................70 percent. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 43 to 48. Southwest winds 5 to 15 mph. .SATURDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 39 to 44. Highs 64 to 69. West winds 5 to 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 43 to 48. Highs 65 to 70. South winds 5 to 15 mph. .MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows 46 to 51. Highs 71 to 76. Southwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 48 to 53. Highs 72 to 77. .WEDNESDAY...Mostly sunny. Isolated showers and thunderstorms. Highs 74 to 79. $$ weather.gov/billings