Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Billings, MT
Issued by NWS Billings, MT
147 FNUS55 KBYZ 140830 FWFBYZ Fire Weather Planning Forecast for SCen and SErn Montana National Weather Service Billings MT 230 AM MDT Sat Jun 14 2025 .DISCUSSION... Unsettled conditions will persist through at least midweek as multiple disturbances move through the region bringing periods of showers and thunderstorms, mainly during the afternoons and evenings. Some of the thunderstorms could be strong to severe producing strong wind gusts, hail and heavy rainfall. Easterly winds will prevail most days into early next week and temperatures over the lower elevations will range from the 70s to 80s. Afternoon RH will range from 20-40 percent through the weekend, increasing to 30-50% for the early part of next week. Archer MTZ123-142215- Gallatin National Forest- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Mostly sunny. Isolated showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......76-86 at 5000 feet...65-75 at 7000 feet. * 24 hr trend.........5 degrees warmer. * Min humidity..........21-26 percent. * 24 hr trend.........29 percent drier. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...24 percent. * CWR...................Less than 10 percent. .TONIGHT... * Sky/weather...........Mostly clear. * Min temperature.......46-56 at 5000 feet...43-53 at 7000 feet. * 24 hr trend.........1 degree warmer. * Max humidity..........66-76 percent at 5000 feet...57-67 percent at 7000 feet. * 24 hr trend.........18 percent drier. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...14 percent. * CWR...................Less than 10 percent. .SUNDAY... * Sky/weather...........Mostly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......76-86 at 5000 feet...65-75 at 7000 feet. * 24 hr trend.........Unchanged. * Min humidity..........30-40 percent at 5000 feet...32-42 percent at 7000 feet. * 24 hr trend.........8 percent wetter. * Wind (20 ft) * Slope/valley.........Light winds in the morning becoming north 5 to 10 mph in the afternoon. * Ridgetop.............Southwest 5 to 10 mph. * Chance of lightning...40 percent. * CWR...................20 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Partly cloudy. Scattered showers and thunderstorms. Lows 46 to 56. Southeast winds 5 to 10 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 43 to 53. Highs 70 to 80. Northwest winds 5 to 10 mph. .TUESDAY...Partly cloudy. Numerous showers and scattered thunderstorms. Lows 42 to 52. Highs 65 to 75. West winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 44 to 54. Highs 73 to 83. Southwest winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 46 to 56. Highs 77 to 87. .FRIDAY...Sunny. Isolated showers and thunderstorms. Highs 76 to 86. $$ MTZ124-142215- Wheatland County/Sweet Grass County- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Partly sunny. Patchy fog in the morning. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......75-80. * 24 hr trend.........5 degrees warmer. * Min humidity..........48-53 percent. * 24 hr trend.........3 percent drier. * 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...48 percent. * CWR...................10 percent. .TONIGHT... * Sky/weather...........Mostly cloudy. Numerous rain showers and scattered thunderstorms in the evening, then scattered rain showers and isolated thunderstorms overnight. Some thunderstorms may be severe in the evening. * Min temperature.......52-57. * 24 hr trend.........2 degrees warmer. * Max humidity..........94-99 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 15 mph in the evening shifting to the west 5 to 10 mph overnight. * Chance of lightning...52 percent. * CWR...................60 percent. .SUNDAY... * Sky/weather...........Partly sunny. Numerous rain showers and scattered thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......74-79. * 24 hr trend.........1 degree cooler. * Min humidity..........52-57 percent. * 24 hr trend.........4 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...54 percent. * CWR...................40 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 49 to 54. North winds 5 to 15 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 46 to 51. Highs 68 to 73. Northeast winds 5 to 15 mph. .TUESDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 44 to 49. Highs 68 to 73. West winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 47 to 52. Highs 75 to 80. West winds 5 to 15 mph. .THURSDAY...Mostly clear. Isolated showers and thunderstorms. Lows 47 to 52. Highs 77 to 82. .FRIDAY...Mostly sunny. Isolated showers and thunderstorms. Highs 77 to 82. $$ MTZ125-142215- Stillwater County- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......79-84. * 24 hr trend.........3 degrees warmer. * Min humidity..........38-43 percent. * 24 hr trend.........8 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...30 percent. * CWR...................10 percent. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered showers and thunderstorms in the evening. Some thunderstorms may be severe. * Min temperature.......51-56. * 24 hr trend.........2 degrees cooler. * Max humidity..........70-75 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph in the evening shifting to the west overnight. * Chance of lightning...28 percent. * CWR...................20 percent. .SUNDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......76-81. * 24 hr trend.........3 degrees cooler. * Min humidity..........47-52 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...52 percent. * CWR...................30 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 52 to 57. Northwest winds 5 to 10 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 48 to 53. Highs 72 to 77. North winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 48 to 53. Highs 69 to 74. West winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 49 to 54. Highs 76 to 81. Southwest winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 52 to 57. Highs 79 to 84. .FRIDAY...Mostly sunny. Isolated showers and thunderstorms. Highs 81 to 86. $$ MTZ126-142215- Beartooth Ranger District Custer National Forest- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Mostly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......77-85 at 5000 feet...70-80 at 7000 feet. * 24 hr trend.........3 degrees warmer. * Min humidity..........35-45 percent at 5000 feet...30-40 percent at 7000 feet. * 24 hr trend.........17 percent wetter. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 10 mph in the morning shifting to the north 5 to 15 mph in the afternoon. * Ridgetop.............Southwest 10 to 20 mph. * Chance of lightning...30 percent. * CWR...................Less than 10 percent. .TONIGHT... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. Some thunderstorms may be severe. * Min temperature.......52-62 at 5000 feet...47-57 at 7000 feet. * 24 hr trend.........2 degrees warmer. * Max humidity..........64-74 percent at 5000 feet...53-63 percent at 7000 feet. * 24 hr trend.........20 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............West 10 to 20 mph. * Chance of lightning...23 percent. * CWR...................Less than 10 percent. .SUNDAY... * Sky/weather...........Partly sunny. Numerous rain showers and scattered thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......75-83 at 5000 feet...67-77 at 7000 feet. * 24 hr trend.........3 degrees cooler. * Min humidity..........44-49 percent. * 24 hr trend.........12 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.............Southwest 5 to 15 mph. * Chance of lightning...48 percent. * CWR...................30 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 53 to 58. Northwest winds 5 to 15 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 50 to 56. Highs 70 to 77. North winds 5 to 15 mph. .TUESDAY...Mostly cloudy. Showers and scattered thunderstorms. Lows 48 to 54. Highs 65 to 73. Northwest winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 50 to 59. Highs 71 to 80. West winds 5 to 15 mph. .THURSDAY...Mostly clear. Isolated showers and thunderstorms. Lows 54 to 59. Highs 78 to 86. .FRIDAY...Mostly sunny. Isolated showers and thunderstorms. Highs 79 to 87. $$ MTZ127-142215- Golden Valley County/Musselshell county- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Mostly sunny. Patchy fog in the morning. Isolated showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......75-80. * 24 hr trend.........4 degrees warmer. * Min humidity..........49-54 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...21 percent. * CWR...................10 percent. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered showers and 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.........1 degree warmer. * Max humidity..........85-90 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............North winds 5 to 10 mph. * Chance of lightning...46 percent. * CWR...................40 percent. .SUNDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......74-79. * 24 hr trend.........1 degree cooler. * Min humidity..........56-61 percent. * 24 hr trend.........7 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...39 percent. * CWR...................10 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Showers with thunderstorms likely. Lows 54 to 59. North winds 5 to 10 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 54 to 59. Highs 69 to 74. North winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 53 to 58. Highs 66 to 71. West winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 54 to 59. Highs 74 to 79. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Isolated showers and thunderstorms. Lows 55 to 60. Highs 77 to 82. .FRIDAY...Sunny. Highs 77 to 82. $$ MTZ128-142215- Yellowstone County- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Partly sunny. Patchy fog in the morning. Isolated showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......80-85. * 24 hr trend.........1 degree warmer. * Min humidity..........43-48 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...20 percent. * CWR...................Less than 10 percent. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered showers and thunderstorms in the evening. Some thunderstorms may be severe. * Min temperature.......57-62. * 24 hr trend.........1 degree warmer. * Max humidity..........90-95 percent. * 24 hr trend.........2 percent drier. * Wind (20 ft) * Plains...............North winds 5 to 15 mph. * Chance of lightning...34 percent. * CWR...................20 percent. .SUNDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......80-85. * 24 hr trend.........Unchanged. * Min humidity..........46-51 percent. * 24 hr trend.........3 percent wetter. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...37 percent. * CWR...................15 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 55 to 60. North winds 5 to 15 mph. .MONDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 54 to 59. Highs 75 to 80. North winds 5 to 15 mph. .TUESDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 51 to 56. Highs 72 to 77. West winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 54 to 59. Highs 80 to 85. West winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 55 to 60. Highs 83 to 88. .FRIDAY...Sunny. Highs 85 to 90. $$ MTZ129-142215- Crow Indian Reservation/Bighorn Canyon Rec Area- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Mostly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......74-84 at 5000 feet...68-74 at 7000 feet. * 24 hr trend.........Unchanged. * Min humidity..........38-48 percent at 5000 feet...44-54 percent at 7000 feet. * 24 hr trend.........3 percent wetter. * Wind (20 ft) * Slope/valley.........North winds 5 to 15 mph. * Ridgetop.............West 10 to 20 mph. * Chance of lightning...37 percent. * CWR...................10 percent. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered showers and thunderstorms in the evening. Some thunderstorms may be severe. * Min temperature.......54-62 at 5000 feet...53-58 at 7000 feet. * 24 hr trend.........Unchanged. * Max humidity..........68-78 percent at 5000 feet...62-72 percent at 7000 feet. * 24 hr trend.........8 percent drier. * Wind (20 ft) * Slope/valley.........Southeast winds 5 to 10 mph. * Ridgetop.............West 5 to 15 mph. * Chance of lightning...34 percent. * CWR...................30 percent. .SUNDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......73-83 at 5000 feet...67-73 at 7000 feet. * 24 hr trend.........1 degree warmer. * Min humidity..........41-51 percent at 5000 feet...49-59 percent at 7000 feet. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Slope/valley.........North winds 5 to 15 mph. * Ridgetop.............Southwest 5 to 15 mph. * Chance of lightning...41 percent. * CWR...................30 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 52 to 59. North winds 5 to 15 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 50 to 56. Highs 67 to 77. North winds 5 to 15 mph. .TUESDAY...Mostly cloudy. Showers and scattered thunderstorms. Lows 48 to 54. Highs 63 to 73. West winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 53 to 59. Highs 71 to 81. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Lows 55 to 60. Highs 76 to 86. .FRIDAY...Sunny. Highs 77 to 87. $$ MTZ130-142215- Northern Rosebud/Northern Treasure Counties- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Partly sunny. Patchy fog in the morning. Isolated showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......79-84. * 24 hr trend.........4 degrees warmer. * Min humidity..........46-51 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............East winds 5 to 10 mph. * Chance of lightning...18 percent. * CWR...................10 percent. .TONIGHT... * Sky/weather...........Partly 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.......59-64. * 24 hr trend.........2 degrees warmer. * Max humidity..........93-98 percent. * 24 hr trend.........2 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...46 percent. * CWR...................40 percent. .SUNDAY... * Sky/weather...........Mostly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......82-87. * 24 hr trend.........3 degrees warmer. * Min humidity..........43-48 percent. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Plains...............Northeast winds 5 to 10 mph. * Chance of lightning...34 percent. * CWR...................15 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Showers and scattered thunderstorms. Lows 57 to 62. North winds 5 to 10 mph. .MONDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 54 to 59. Highs 75 to 80. North winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 53 to 58. Highs 71 to 76. Northwest winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 56 to 61. Highs 78 to 83. Southwest winds 5 to 10 mph. .THURSDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 57 to 62. Highs 83 to 88. .FRIDAY...Sunny. Highs 83 to 88. $$ MTZ131-142215- Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Mostly sunny. Patchy fog in the morning. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......81-86. * 24 hr trend.........1 degree warmer. * Min humidity..........46-51 percent. * 24 hr trend.........1 percent wetter. * Wind (20 ft) * Slope/valley.........Northeast winds 5 to 10 mph. * Ridgetop.............West 5 to 15 mph. * Chance of lightning...32 percent. * CWR...................10 percent. .TONIGHT... * Sky/weather...........Mostly cloudy. Scattered showers and thunderstorms in the evening. Some thunderstorms may be severe. * Min temperature.......55-60. * 24 hr trend.........1 degree warmer. * Max humidity..........87-92 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Slope/valley.........South winds 5 to 10 mph. * Ridgetop.............Southwest 5 to 15 mph. * Chance of lightning...40 percent. * CWR...................40 percent. .SUNDAY... * Sky/weather...........Mostly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......84-89. * 24 hr trend.........3 degrees warmer. * Min humidity..........39-44 percent. * 24 hr trend.........7 percent drier. * Wind (20 ft) * Slope/valley.........South winds 5 to 10 mph in the morning shifting to the northeast 5 to 15 mph in the afternoon. * Ridgetop.............Southwest 5 to 10 mph. * Chance of lightning...35 percent. * CWR...................20 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 55 to 60. Northeast winds 5 to 15 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 52 to 57. Highs 75 to 80. North winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Showers and scattered thunderstorms. Lows 49 to 54. Highs 69 to 74. Northwest winds 5 to 10 mph. .WEDNESDAY...Clear. Lows 53 to 58. Highs 77 to 82. West winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 55 to 60. Highs 84 to 89. .FRIDAY...Sunny. Highs 84 to 89. $$ MTZ132-142215- Custer County- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Mostly sunny. Patchy fog in the morning. Isolated rain showers in the morning, then isolated showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......76-81. * 24 hr trend.........3 degrees warmer. * Min humidity..........51-56 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............Southeast winds 5 to 15 mph. * Chance of lightning...17 percent. * CWR...................Less than 10 percent. .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.........3 degrees warmer. * Max humidity..........91-96 percent. * 24 hr trend.........2 percent drier. * Wind (20 ft) * Plains...............Southeast winds 5 to 10 mph. * Chance of lightning...40 percent. * CWR...................30 percent. .SUNDAY... * Sky/weather...........Mostly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......80-85. * 24 hr trend.........4 degrees warmer. * Min humidity..........45-50 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............East winds 5 to 15 mph. * Chance of lightning...42 percent. * CWR...................30 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Showers and scattered thunderstorms. Lows 57 to 62. North winds 5 to 15 mph. .MONDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 54 to 59. Highs 74 to 79. Northeast winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 52 to 57. Highs 69 to 74. Southeast winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 54 to 59. Highs 75 to 80. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Isolated showers and thunderstorms. Lows 56 to 61. Highs 79 to 84. .FRIDAY...Sunny. Highs 81 to 86. $$ MTZ133-142215- Sioux Ranger District Custer National Forest- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Mostly sunny. Patchy fog in the morning. Isolated showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......75-80. * 24 hr trend.........3 degrees warmer. * Min humidity..........63-68 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Plains...............Southeast winds 5 to 15 mph. * Chance of lightning...20 percent. * CWR...................10 percent. .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.......56-61. * 24 hr trend.........1 degree warmer. * Max humidity..........93-98 percent. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Plains...............East winds 5 to 15 mph. * Chance of lightning...38 percent. * CWR...................15 percent. .SUNDAY... * Sky/weather...........Mostly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......81-86. * 24 hr trend.........6 degrees warmer. * Min humidity..........53-58 percent. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Plains...............Southeast winds 5 to 15 mph. * Chance of lightning...29 percent. * CWR...................15 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Showers with thunderstorms likely. Lows 56 to 61. East winds 5 to 15 mph. .MONDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 54 to 59. Highs 76 to 81. Northeast winds 5 to 15 mph. .TUESDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 50 to 55. Highs 69 to 74. Northeast winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 52 to 57. Highs 74 to 79. West winds 5 to 15 mph. .THURSDAY...Mostly clear. Isolated showers. Lows 55 to 60. Highs 81 to 86. .FRIDAY...Sunny. Highs 82 to 87. $$ WYZ274-142215- Sheridan County- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Mostly sunny. Patchy fog in the morning. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......82-87. * 24 hr trend.........3 degrees warmer. * Min humidity..........45-50 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............Southwest 5 to 15 mph. * Chance of lightning...40 percent. * CWR...................Less than 10 percent. .TONIGHT... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. Some thunderstorms may be severe. * Min temperature.......52-57. * 24 hr trend.........Unchanged. * Max humidity..........85-90 percent. * 24 hr trend.........7 percent drier. * Wind (20 ft) * Slope/valley.........South winds 5 to 10 mph. * Ridgetop.............West 5 to 10 mph. * Chance of lightning...24 percent. * CWR...................20 percent. .SUNDAY... * Sky/weather...........Partly sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......83-88. * 24 hr trend.........1 degree warmer. * Min humidity..........41-46 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Slope/valley.........North winds 5 to 10 mph. * Ridgetop.............South 5 to 10 mph. * Chance of lightning...34 percent. * CWR...................10 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 52 to 57. Northwest winds 5 to 10 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 49 to 54. Highs 76 to 81. North winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Showers and scattered thunderstorms. Lows 45 to 50. Highs 69 to 74. Northwest winds 5 to 10 mph. .WEDNESDAY...Mostly clear. Lows 49 to 54. Highs 76 to 81. Southwest winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 53 to 58. Highs 84 to 89. .FRIDAY...Sunny. Highs 85 to 90. $$ WYZ284-142215- Bighorn National Forest- 230 AM MDT Sat Jun 14 2025 .Today... * Sky/weather...........Sunny. Scattered showers and thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......70-75. * 24 hr trend.........2 degrees warmer. * Min humidity..........29-34 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * At Burgess Jct.......Southwest winds 5 to 15 mph. * Chance of lightning...42 percent. * CWR...................Less than 10 percent. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered showers and thunderstorms in the evening. Some thunderstorms may be severe. * Min temperature.......47-52. * 24 hr trend.........1 degree warmer. * Max humidity..........65-70 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * At Burgess Jct.......Southwest winds 5 to 15 mph. * Chance of lightning...28 percent. * CWR...................Less than 10 percent. .SUNDAY... * Sky/weather...........Partly sunny. Numerous rain showers and scattered thunderstorms in the afternoon. Some thunderstorms may be severe. * Max temperature.......71-76. * 24 hr trend.........1 degree warmer. * Min humidity..........29-34 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * At Burgess Jct.......South winds 5 to 15 mph. * Chance of lightning...37 percent. * CWR...................30 percent. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms. Lows 44 to 49. West winds 5 to 15 mph. .MONDAY...Mostly cloudy. Showers and scattered thunderstorms. Lows 41 to 46. Highs 64 to 69. Northwest winds 5 to 15 mph. .TUESDAY...Mostly cloudy. Showers and scattered thunderstorms. Lows 38 to 43. Highs 56 to 61. West winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 44 to 49. Highs 62 to 67. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Isolated showers and thunderstorms. Lows 47 to 52. Highs 69 to 74. .FRIDAY...Sunny. Isolated showers and thunderstorms. Highs 70 to 75. $$ weather.gov/billings