Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Billings, MT
Issued by NWS Billings, MT
270 FNUS55 KBYZ 271940 FWFBYZ Fire Weather Planning Forecast for SCen and SErn Montana National Weather Service Billings MT 140 PM MDT Thu Jun 27 2024 .DISCUSSION... ...Severe thunderstorms possible from Musselshell to Sheridan Counties east this afternoon into this evening... ...Gusty northwest winds on Friday... A strong surface low pressure system and an associated cold front will move east through the area through the afternoon. Several rounds of showers and thunderstorms are possible with storms becoming strong to severe. Strong to potentially damaging wind gusts up to 80 mph and large hail up to 2" in diameter are possible today. There is a very low risk for an isolated tornado east of Billings. A secondary risk with today`s storms is locally heavy rainfall. Strong northwest winds gusting between 25-40 mph across much of the area Friday, higher gusts in the western mountains and foothills up to 50 mph. High temperatures in the 80s to mid 90s today, warmest east of Billings. Minimum RH values will generally be in 30s today with slightly lower values (in the mid 20s) in the southeast. Expect cooler temperatures on Friday, highs in the 70s and lingering moisture keeping minimum RH values in the 30s. A warming trend is in store this weekend, with high temperatures climbing back into the 80s and 90s, with low chances for precipitation. MTZ123-272215- Gallatin National Forest- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Partly sunny with rain showers with thunderstorms likely. * Max temperature.......73-83 at 5000 feet...61-71 at 7000 feet. * 24 hr trend.........4 degrees cooler. * Min humidity..........34-44 percent at 5000 feet...37-47 percent at 7000 feet. * 24 hr trend.........Unchanged. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. * Ridgetop.............Southwest 20 to 35 mph. * LAL...................4...16 to 25 strikes/15 min/cell. * CWR...................60 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......38-48 at 5000 feet...34-44 at 7000 feet. * 24 hr trend.........14 degrees cooler. * Max humidity..........61-66 percent. * 24 hr trend.........27 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............West 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .FRIDAY... * Sky/weather...........Mostly sunny. * Max temperature.......62-72 at 5000 feet...50-60 at 7000 feet. * 24 hr trend.........11 degrees cooler. * Min humidity..........33-43 percent at 5000 feet...42-52 percent at 7000 feet. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............West 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 36 to 46. East winds 5 to 10 mph. .SATURDAY...Warmer. Mostly clear. Lows 46 to 56. Highs 73 to 83. East winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 47 to 57. Highs 79 to 89. Southwest winds 5 to 10 mph. .MONDAY...Cooler. Mostly cloudy. Showers and scattered thunderstorms. Lows 42 to 52. Highs 68 to 78. West winds 5 to 10 mph. .TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 42 to 52. Highs 69 to 79. .WEDNESDAY...Sunny. Highs 73 to 83. $$ MTZ124-272215- Wheatland County/Sweet Grass County- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Mostly cloudy with rain showers and scattered thunderstorms. * Max temperature.......74-79. * 24 hr trend.........2 degrees cooler. * Min humidity..........33-38 percent. * 24 hr trend.........2 percent drier. * Wind (20 ft) * Plains...............Northwest winds 15 to 25 mph with gusts to around 35 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................50 percent. * Haines index..........2. .TONIGHT... * Sky/weather...........Mostly clear. * Min temperature.......44-49. * 24 hr trend.........10 degrees cooler. * Max humidity..........57-62 percent. * 24 hr trend.........31 percent drier. * Wind (20 ft) * Plains...............West winds 15 to 25 mph with gusts to around 30 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .FRIDAY... * Sky/weather...........Mostly sunny. Scattered rain showers in the afternoon. * Max temperature.......61-66. * 24 hr trend.........13 degrees cooler. * Min humidity..........42-47 percent. * 24 hr trend.........9 percent wetter. * Wind (20 ft) * Plains...............Windy. West winds 20 to 35 mph with gusts to around 50 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 38 to 43. Northwest winds 10 to 20 mph with gusts to around 35 mph. .SATURDAY...Partly cloudy. Lows 44 to 49. Highs 69 to 74. Southeast winds 5 to 15 mph. .SUNDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 50 to 55. Highs 79 to 84. Northwest winds 5 to 15 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 46 to 51. Highs 72 to 77. West winds 10 to 20 mph with gusts to around 30 mph. .TUESDAY...Mostly clear. Scattered showers and isolated thunderstorms. Lows 45 to 50. Highs 72 to 77. .WEDNESDAY...Mostly sunny. Isolated showers and thunderstorms. Highs 75 to 80. $$ MTZ125-272215- Stillwater County- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Partly sunny with scattered showers and thunderstorms. * Max temperature.......83-88. * 24 hr trend.........9 degrees warmer. * Min humidity..........30-35 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Plains...............Northwest winds 15 to 25 mph with gusts to around 30 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered rain showers and isolated thunderstorms in the evening. * Min temperature.......44-49. * 24 hr trend.........14 degrees cooler. * Max humidity..........66-71 percent. * 24 hr trend.........13 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Sunny. * Max temperature.......69-74. * 24 hr trend.........14 degrees cooler. * Min humidity..........30-35 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Plains...............Windy in the afternoon. West winds 10 to 20 mph in the morning increasing to northwest 15 to 30 mph in the afternoon. Gusts up to 40 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 41 to 46. Northeast winds 5 to 15 mph with gusts to around 30 mph. .SATURDAY...Mostly clear. Lows 49 to 54. Highs 73 to 78. East winds 5 to 15 mph. .SUNDAY...Warmer. Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 53 to 58. Highs 84 to 89. Northwest winds 5 to 10 mph. .MONDAY...Not as warm. Mostly cloudy. Showers and scattered thunderstorms. Lows 47 to 52. Highs 74 to 79. West winds 5 to 15 mph. .TUESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 48 to 53. Highs 75 to 80. .WEDNESDAY...Sunny. Isolated showers and thunderstorms. Highs 78 to 83. $$ MTZ126-272215- Beartooth Ranger District Custer National Forest- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Partly sunny with scattered showers and thunderstorms. * Max temperature.......81-89 at 5000 feet...70-80 at 7000 feet. * 24 hr trend.........1 degree warmer. * Min humidity..........22-32 percent at 5000 feet...29-39 percent at 7000 feet. * 24 hr trend.........Unchanged. * Wind (20 ft) * Slope/valley.........West winds 15 to 25 mph with gusts to around 40 mph. * Ridgetop.............Southwest 20 to 35 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................10 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered rain showers and isolated thunderstorms in the evening. * Min temperature.......46-53 at 5000 feet...38-48 at 7000 feet. * 24 hr trend.........12 degrees cooler. * Max humidity..........57-67 percent at 5000 feet...60-70 percent at 7000 feet. * 24 hr trend.........13 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. Gusts up to 35 mph in the evening. * Ridgetop.............West 15 to 25 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................20 percent. .FRIDAY... * Sky/weather...........Sunny. Isolated rain showers in the afternoon. * Max temperature.......65-72 at 5000 feet...57-67 at 7000 feet. * 24 hr trend.........13 degrees cooler. * Min humidity..........25-35 percent at 5000 feet...31-41 percent at 7000 feet. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 15 to 25 mph with gusts to around 35 mph. * Ridgetop.............West 15 to 25 mph. * LAL...................1...no thunderstorms. * CWR...................Less than 10 percent. * Haines index..........3. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 42 to 47. Northwest winds 10 to 20 mph with gusts to around 35 mph. .SATURDAY...Mostly clear. Lows 49 to 59. Highs 72 to 78. Southeast winds 5 to 15 mph. .SUNDAY...Warmer. Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 53 to 60. Highs 82 to 91. West winds 5 to 15 mph. .MONDAY...Cooler. Mostly cloudy. Showers and scattered thunderstorms. Lows 48 to 54. Highs 69 to 77. West winds 5 to 15 mph. .TUESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 49 to 56. Highs 70 to 77. .WEDNESDAY...Sunny. Isolated showers and thunderstorms. Highs 74 to 81. $$ MTZ127-272215- Golden Valley County/Musselshell county- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Mostly cloudy with numerous rain showers and scattered thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. * Max temperature.......80-85. * 24 hr trend.........5 degrees warmer. * Min humidity..........37-42 percent. * 24 hr trend.........8 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 10 to 20 mph with gusts to around 30 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................50 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Mostly clear. * Min temperature.......49-54. * 24 hr trend.........15 degrees cooler. * Max humidity..........58-63 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. Gusts up to 30 mph in the evening. * LAL...................1...no thunderstorms. * CWR...................Zero. .FRIDAY... * Sky/weather...........Mostly sunny. * Max temperature.......63-68. * 24 hr trend.........17 degrees cooler. * Min humidity..........35-40 percent. * 24 hr trend.........2 percent drier. * Wind (20 ft) * Plains...............West winds 15 to 25 mph with gusts to around 40 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 42 to 47. North winds 10 to 20 mph with gusts to around 35 mph. .SATURDAY...Mostly clear. Lows 50 to 55. Highs 68 to 73. East winds 5 to 15 mph. .SUNDAY...Warmer. Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 56 to 61. Highs 79 to 84. North winds 5 to 15 mph. .MONDAY...Mostly cloudy. Numerous showers and isolated thunderstorms. Lows 52 to 57. Highs 73 to 78. West winds 5 to 15 mph. .TUESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 52 to 57. Highs 72 to 77. .WEDNESDAY...Mostly sunny. Isolated showers and thunderstorms. Highs 75 to 80. $$ MTZ128-272215- Yellowstone County- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Partly sunny with scattered showers and thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. * Max temperature.......88-93. * 24 hr trend.........7 degrees warmer. * Min humidity..........31-36 percent. * 24 hr trend.........2 percent wetter. * Wind (20 ft) * Plains...............Northwest winds 15 to 25 mph with gusts to around 30 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................10 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. Some thunderstorms may be severe with damaging winds and large hail. * Min temperature.......49-54. * 24 hr trend.........15 degrees cooler. * Max humidity..........56-61 percent. * 24 hr trend.........7 percent drier. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................10 percent. .FRIDAY... * Sky/weather...........Mostly sunny. * Max temperature.......71-76. * 24 hr trend.........17 degrees cooler. * Min humidity..........28-33 percent. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Plains...............West winds 15 to 25 mph with gusts to around 40 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly clear. Lows 45 to 50. North winds 10 to 20 mph with gusts to around 35 mph. .SATURDAY...Mostly clear. Lows 51 to 56. Highs 75 to 80. East winds 5 to 15 mph. .SUNDAY...Warmer. Mostly cloudy. Scattered showers and thunderstorms. Lows 57 to 62. Highs 86 to 91. Northwest winds 5 to 15 mph. .MONDAY...Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 53 to 58. Highs 78 to 83. West winds 5 to 15 mph. .TUESDAY...Mostly clear. Isolated showers. Lows 53 to 58. Highs 78 to 83. .WEDNESDAY...Sunny. Isolated showers and thunderstorms. Highs 82 to 87. $$ MTZ129-272215- Crow Indian Reservation/Bighorn Canyon Rec Area- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Partly sunny with scattered showers and thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. * Max temperature.......79-89 at 5000 feet...72-79 at 7000 feet. * 24 hr trend.........3 degrees warmer. * Min humidity..........22-32 percent at 5000 feet...30-39 percent at 7000 feet. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Slope/valley.........West winds 10 to 20 mph with gusts to around 35 mph. * Ridgetop.............West 15 to 30 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Less than 10 percent. * Haines index..........4. .TONIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......46-53 at 5000 feet...43-48 at 7000 feet. * 24 hr trend.........16 degrees cooler. * Max humidity..........66-76 percent at 5000 feet...74-84 percent at 7000 feet. * 24 hr trend.........10 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. Gusts up to 35 mph in the evening. * Ridgetop.............West 20 to 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .FRIDAY... * Sky/weather...........Sunny. * Max temperature.......62-72 at 5000 feet...55-62 at 7000 feet. * 24 hr trend.........18 degrees cooler. * Min humidity..........28-38 percent at 5000 feet...38-45 percent at 7000 feet. * 24 hr trend.........5 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 10 to 20 mph with gusts to around 30 mph in the morning increasing to northwest 15 to 25 mph with gusts to around 40 mph in the afternoon. * Ridgetop.............West 20 to 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 42 to 48. Northwest winds 10 to 20 mph with gusts to around 40 mph. .SATURDAY...Mostly clear. Lows 53 to 60. Highs 69 to 79. East winds 5 to 15 mph. .SUNDAY...Warmer. Partly cloudy. Scattered showers and isolated thunderstorms. Lows 55 to 61. Highs 80 to 90. Northwest winds 5 to 15 mph. .MONDAY...Not as warm. Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 50 to 56. Highs 67 to 77. West winds 5 to 15 mph. .TUESDAY...Partly cloudy. Scattered showers. Lows 51 to 56. Highs 68 to 78. .WEDNESDAY...Sunny. Isolated showers. Highs 71 to 81. $$ MTZ130-272215- Northern Rosebud/Northern Treasure Counties- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Mostly cloudy with numerous showers and scattered thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. * Max temperature.......91-96. * 24 hr trend.........10 degrees warmer. * Min humidity..........27-32 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Plains...............West winds 10 to 20 mph with gusts to around 30 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. Some thunderstorms may be severe with damaging winds and large hail. * Min temperature.......50-55. * 24 hr trend.........11 degrees cooler. * Max humidity..........64-69 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. Gusts up to 30 mph in the evening. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Less than 10 percent. .FRIDAY... * Sky/weather...........Mostly sunny. Isolated rain showers in the afternoon. * Max temperature.......73-78. * 24 hr trend.........18 degrees cooler. * Min humidity..........29-34 percent. * 24 hr trend.........2 percent wetter. * Wind (20 ft) * Plains...............West winds 15 to 25 mph with gusts to around 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 45 to 50. Northwest winds 10 to 20 mph with gusts to around 35 mph. .SATURDAY...Mostly clear. Lows 54 to 59. Highs 74 to 79. East winds 5 to 15 mph. .SUNDAY...Warmer. Partly cloudy. Numerous showers and scattered thunderstorms. Lows 59 to 64. Highs 92 to 97. Northeast winds 5 to 15 mph. .MONDAY...Not as warm. Mostly cloudy. Numerous showers and isolated thunderstorms. Lows 55 to 60. Highs 82 to 87. West winds 5 to 15 mph. .TUESDAY...Mostly clear. Scattered showers. Lows 54 to 59. Highs 81 to 86. .WEDNESDAY...Mostly sunny. Isolated showers. Highs 84 to 89. $$ MTZ131-272215- Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Partly sunny with scattered showers and thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. * Max temperature.......91-96. * 24 hr trend.........6 degrees warmer. * Min humidity..........23-28 percent. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph with gusts to around 30 mph. * Ridgetop.............West 10 to 20 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Partly cloudy. Isolated showers and thunderstorms in the evening. Some thunderstorms may be severe with damaging winds and large hail. * Min temperature.......50-55. * 24 hr trend.........9 degrees cooler. * Max humidity..........72-77 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening. * Ridgetop.............West 20 to 35 mph. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Less than 10 percent. .FRIDAY... * Sky/weather...........Sunny. * Max temperature.......73-78. * 24 hr trend.........18 degrees cooler. * Min humidity..........27-32 percent. * 24 hr trend.........4 percent wetter. * Wind (20 ft) * Slope/valley.........West winds 10 to 20 mph. Gusts up to 35 mph in the afternoon. * Ridgetop.............West 20 to 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 43 to 48. Northwest winds 10 to 20 mph with gusts to around 35 mph. .SATURDAY...Mostly clear. Lows 55 to 60. Highs 74 to 79. East winds 5 to 15 mph. .SUNDAY...Warmer. Partly cloudy. Scattered showers and thunderstorms. Lows 56 to 61. Highs 94 to 99. East winds 5 to 15 mph. .MONDAY...Not as warm. Mostly cloudy. Scattered showers and thunderstorms. Lows 52 to 57. Highs 78 to 83. Northwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 51 to 56. Highs 78 to 83. .WEDNESDAY...Sunny. Highs 82 to 87. $$ MTZ132-272215- Custer County- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Mostly cloudy with numerous showers and scattered thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. * Max temperature.......89-94. * 24 hr trend.........10 degrees warmer. * Min humidity..........28-33 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered showers and thunderstorms in the evening. Some thunderstorms may be severe with damaging winds and large hail. * Min temperature.......52-57. * 24 hr trend.........10 degrees cooler. * Max humidity..........69-74 percent. * 24 hr trend.........7 percent drier. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................Less than 10 percent. .FRIDAY... * Sky/weather...........Sunny. Isolated rain showers in the afternoon. * Max temperature.......70-75. * 24 hr trend.........19 degrees cooler. * Min humidity..........29-34 percent. * 24 hr trend.........1 percent wetter. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. Gusts up to 30 mph in the morning increasing to 40 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly cloudy. Lows 46 to 51. Northwest winds 10 to 20 mph with gusts to around 35 mph. .SATURDAY...Mostly clear. Lows 52 to 57. Highs 68 to 73. East winds 5 to 15 mph. .SUNDAY...Warmer. Partly cloudy. Scattered showers and thunderstorms. Lows 59 to 64. Highs 85 to 90. Southeast winds 10 to 20 mph with gusts to around 30 mph. .MONDAY...Mostly cloudy. Scattered showers and isolated thunderstorms. Lows 54 to 59. Highs 78 to 83. West winds 5 to 15 mph. .TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 53 to 58. Highs 75 to 80. .WEDNESDAY...Sunny. Highs 79 to 84. $$ MTZ133-272215- Sioux Ranger District Custer National Forest- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Mostly cloudy with numerous showers and scattered thunderstorms. Some thunderstorms may be severe. * Max temperature.......91-96. * 24 hr trend.........11 degrees warmer. * Min humidity..........28-33 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Plains...............Southwest winds 5 to 15 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........3. .TONIGHT... * Sky/weather...........Partly cloudy. Numerous showers and thunderstorms likely in the evening. Some thunderstorms may be severe. * Min temperature.......54-59. * 24 hr trend.........6 degrees cooler. * Max humidity..........76-81 percent. * 24 hr trend.........15 percent drier. * Wind (20 ft) * Plains...............Northwest winds 10 to 20 mph. Gusts up to 30 mph in the evening. * LAL...................4...16 to 25 strikes/15 min/cell. * CWR...................10 percent. .FRIDAY... * Sky/weather...........Sunny. * Max temperature.......75-80. * 24 hr trend.........16 degrees cooler. * Min humidity..........25-30 percent. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Plains...............West winds 15 to 25 mph. Gusts up to 40 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .FRIDAY NIGHT...Cooler. Partly cloudy. Lows 46 to 51. Northwest winds 15 to 25 mph with gusts to around 40 mph. .SATURDAY...Mostly clear. Lows 50 to 55. Highs 70 to 75. Northeast winds 5 to 15 mph. .SUNDAY...Warmer. Partly cloudy. Scattered showers and thunderstorms. Lows 59 to 64. Highs 86 to 91. Southeast winds 15 to 25 mph with gusts to around 35 mph. .MONDAY...Mostly cloudy. Scattered showers and thunderstorms. Lows 54 to 59. Highs 81 to 86. Northwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 53 to 58. Highs 78 to 83. .WEDNESDAY...Sunny. Isolated showers and thunderstorms. Highs 82 to 87. $$ WYZ274-272215- Sheridan County- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Partly sunny with scattered showers and thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. * Max temperature.......90-95. * 24 hr trend.........6 degrees warmer. * Min humidity..........25-30 percent. * 24 hr trend.........3 percent drier. * Wind (20 ft) * Slope/valley.........West winds 10 to 20 mph with gusts to around 30 mph. * Ridgetop.............West 15 to 25 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................20 percent. * Haines index..........4. .TONIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......48-53. * 24 hr trend.........7 degrees cooler. * Max humidity..........90-95 percent. * 24 hr trend.........17 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph with gusts to around 30 mph in the evening becoming west 5 to 10 mph overnight. * Ridgetop.............West 15 to 25 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .FRIDAY... * Sky/weather...........Sunny. * Max temperature.......73-78. * 24 hr trend.........17 degrees cooler. * Min humidity..........30-35 percent. * 24 hr trend.........5 percent wetter. * Wind (20 ft) * Slope/valley.........Northwest winds 5 to 10 mph in the morning increasing to 15 to 25 mph with gusts to around 40 mph in the afternoon. * Ridgetop.............West 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .FRIDAY NIGHT...Colder. Mostly clear. Lows 40 to 45. Northwest winds 10 to 20 mph with gusts to around 40 mph. .SATURDAY...Mostly clear. Lows 50 to 55. Highs 77 to 82. Southeast winds 5 to 15 mph. .SUNDAY...Warmer. Mostly clear. Isolated showers and thunderstorms. Lows 54 to 59. Highs 94 to 99. West winds 5 to 15 mph. .MONDAY...Not as warm. Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 48 to 53. Highs 78 to 83. Northwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 48 to 53. Highs 78 to 83. .WEDNESDAY...Sunny. Highs 82 to 87. $$ WYZ284-272215- Bighorn National Forest- 140 PM MDT Thu Jun 27 2024 .Rest of Today... * Sky/weather...........Partly sunny with scattered showers and thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. * Max temperature.......71-76. * 24 hr trend.........Unchanged. * Min humidity..........28-33 percent. * 24 hr trend.........6 percent wetter. * Wind (20 ft) * At Burgess Jct.......West winds 15 to 25 mph with gusts to around 35 mph. * LAL...................3...9 to 15 strikes/15 min/cell. * CWR...................30 percent. * Haines index..........4. .TONIGHT... * Sky/weather...........Partly cloudy. Scattered rain showers and isolated thunderstorms in the evening. Some thunderstorms may be severe with damaging winds and large hail. * Min temperature.......37-42. * 24 hr trend.........15 degrees cooler. * Max humidity..........93-98 percent. * 24 hr trend.........31 percent wetter. * Wind (20 ft) * At Burgess Jct.......Northwest winds 10 to 20 mph with gusts to around 35 mph in the evening becoming west 5 to 10 mph overnight. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................Less than 10 percent. .FRIDAY... * Sky/weather...........Mostly sunny. Isolated showers and thunderstorms in the afternoon. * Max temperature.......58-63. * 24 hr trend.........13 degrees cooler. * Min humidity..........30-35 percent. * 24 hr trend.........2 percent wetter. * Wind (20 ft) * At Burgess Jct.......Southwest winds 5 to 15 mph with gusts to around 30 mph in the morning increasing to west 15 to 25 mph with gusts to around 40 mph in the afternoon. * LAL...................2...1 to 8 strikes/15 min/cell. * CWR...................10 percent. * Haines index..........3. .Forecast days 3 through 7...... .FRIDAY NIGHT...Partly cloudy. Lows 31 to 36. Northwest winds 10 to 20 mph with gusts to around 40 mph. .SATURDAY...Mostly clear. Lows 45 to 50. Highs 64 to 69. Southeast winds 5 to 15 mph. .SUNDAY...Warmer. Partly cloudy. Scattered showers and isolated thunderstorms. Lows 44 to 49. Highs 77 to 82. Southwest winds 5 to 15 mph with gusts to around 30 mph. .MONDAY...Cooler. Mostly cloudy. Numerous showers and scattered thunderstorms. Lows 38 to 43. Highs 62 to 67. West winds 5 to 15 mph with gusts to around 30 mph. .TUESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 39 to 44. Highs 61 to 66. .WEDNESDAY...Sunny. Isolated showers and thunderstorms. Highs 66 to 71. $$ weather.gov/billings