412 FNUS55 KBYZ 261955 FWFBYZ Fire Weather Planning Forecast for SCen and SErn Montana National Weather Service Billings MT 155 PM MDT Fri Mar 26 2021 ...Fire Weather Watch in effect from Sunday afternoon through Monday afternoon for portions of Southeast Montana... and portions of Northwest South Dakota... ...Increasing winds Sunday and Monday... ...Strong cold front Monday... .DISCUSSION... Scattered rain and snow showers will linger into Saturday. Otherwise, the weekend will turn warmer and drier under high pressure aloft, with westerly winds increasing Sunday. Expect temps as high as the low 70s with humidity of 15-25 percent by Sunday. A strong cold front will arrive Monday bringing a shift to potentially very strong northwest winds, a rapid drop in temperatures and rain/snow showers. JKL MTZ123-271015- Gallatin National Forest- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Isolated snow showers in the evening. * Min temperature.......23-32 at 5000 feet...16-26 at 7000 feet. * 24 hr trend.........2 degrees warmer. * Max humidity..........63-73 percent at 5000 feet...70-80 percent at 7000 feet. * 24 hr trend.........25 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................Less than 10 percent. .SATURDAY... * Sky/weather...........Mostly cloudy in the morning then becoming mostly sunny. * Max temperature.......46-55 at 5000 feet...36-46 at 7000 feet. * 24 hr trend.........7 degrees warmer. * Min humidity..........28-38 percent at 5000 feet...45-55 percent at 7000 feet. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............West 15 to 25 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Mostly clear in the evening then becoming mostly cloudy. * Min temperature.......30-40 at 5000 feet...22-32 at 7000 feet. * 24 hr trend.........7 degrees warmer. * Max humidity..........54-64 percent at 5000 feet...65-75 percent at 7000 feet. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Slope/valley.........South winds 5 to 15 mph. * Ridgetop.............West 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Mostly sunny. * Max temperature.......54-62 at 5000 feet...43-53 at 7000 feet. * 24 hr trend.........7 degrees warmer. * Min humidity..........28-38 percent at 5000 feet...43-53 percent at 7000 feet. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Slope/valley.........Southwest winds 10 to 20 mph. * Ridgetop.............West 30 to 45 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Partly cloudy. Scattered rain showers and snow showers. Lows 28 to 36. South winds 15 to 25 mph with gusts to around 35 mph. .MONDAY...Colder. Mostly cloudy. Snow. Lows 14 to 22. Highs 38 to 48. West winds 15 to 25 mph with gusts to around 40 mph. .TUESDAY...Mostly cloudy. Scattered snow showers. Lows 17 to 26. Highs 30 to 40. West winds 5 to 15 mph. .WEDNESDAY...Not as cool. Mostly clear. Lows 24 to 33. Highs 43 to 52. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Lows 31 to 40. Highs 53 to 62. .FRIDAY...Sunny. Highs 58 to 66. $$ MTZ124-271015- Wheatland County/Sweet Grass County- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. * Min temperature.......25-30. * 24 hr trend.........9 degrees warmer. * Max humidity..........67-72 percent. * 24 hr trend.........31 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. Gusts up to 35 mph in the evening. * LAL...................1...no thunderstorms. * CWR...................Zero. .SATURDAY... * Sky/weather...........Mostly sunny. * Max temperature.......52-57. * 24 hr trend.........9 degrees warmer. * Min humidity..........25-30 percent. * 24 hr trend.........6 percent drier. * 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. .SATURDAY NIGHT... * Sky/weather...........Mostly clear in the evening then becoming mostly cloudy. * Min temperature.......32-37. * 24 hr trend.........7 degrees warmer. * Max humidity..........57-62 percent. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Plains...............West winds 15 to 25 mph with gusts to around 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Partly sunny. * Max temperature.......62-67. * 24 hr trend.........10 degrees warmer. * Min humidity..........21-26 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............Windy. West winds 15 to 30 mph. Gusts up to 35 mph in the morning increasing to 45 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Windy. Partly cloudy. Scattered rain showers. Lows 29 to 34. Southwest winds 15 to 30 mph with gusts to around 40 mph. .MONDAY...Much colder. Windy. Mostly cloudy. Scattered snow showers. Lows 14 to 19. Highs 42 to 47. Northwest winds 15 to 30 mph with gusts to around 55 mph. .TUESDAY...Partly cloudy. Lows 20 to 25. Highs 35 to 40. Northwest winds 10 to 20 mph with gusts to around 35 mph. .WEDNESDAY...Warmer. Mostly clear. Lows 25 to 30. Highs 49 to 54. West winds 10 to 20 mph with gusts to around 35 mph. .THURSDAY...Warmer. Mostly clear. Lows 32 to 37. Highs 61 to 66. .FRIDAY...Mostly sunny. Highs 65 to 70. $$ MTZ125-271015- Stillwater County- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Isolated rain showers and snow showers in the evening. * Min temperature.......25-30. * 24 hr trend.........Unchanged. * Max humidity..........62-67 percent. * 24 hr trend.........36 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................Less than 10 percent. .SATURDAY... * Sky/weather...........Mostly sunny. * Max temperature.......53-58. * 24 hr trend.........13 degrees warmer. * Min humidity..........30-35 percent. * 24 hr trend.........12 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......32-37. * 24 hr trend.........7 degrees warmer. * Max humidity..........58-63 percent. * 24 hr trend.........4 percent drier. * Wind (20 ft) * Plains...............Southwest winds 10 to 20 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Partly sunny. * Max temperature.......60-65. * 24 hr trend.........7 degrees warmer. * Min humidity..........30-35 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Plains...............Southwest winds 15 to 25 mph with gusts to around 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Partly cloudy. Scattered rain showers. Lows 33 to 38. Southwest winds 15 to 25 mph with gusts to around 35 mph. .MONDAY...Cooler. Mostly cloudy. Rain and snow likely. Lows 17 to 22. Highs 47 to 52. Northwest winds 15 to 25 mph with gusts to around 50 mph. .TUESDAY...Colder. Partly cloudy. Isolated snow showers. Lows 21 to 26. Highs 36 to 41. West winds 5 to 15 mph. .WEDNESDAY...Warmer. Mostly clear. Lows 27 to 32. Highs 49 to 54. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Lows 33 to 38. Highs 59 to 64. .FRIDAY...Mostly sunny. Highs 65 to 70. $$ MTZ126-271015- Beartooth Ranger District Custer National Forest- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Scattered snow showers in the evening, then isolated snow showers overnight. * Min temperature.......26-31 at 5000 feet...17-27 at 7000 feet. * 24 hr trend.........7 degrees warmer. * Max humidity..........62-72 percent at 5000 feet...66-76 percent at 7000 feet. * 24 hr trend.........36 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph. * Ridgetop.............West 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................10 percent. .SATURDAY... * Sky/weather...........Mostly sunny. * Max temperature.......46-55 at 5000 feet...38-48 at 7000 feet. * 24 hr trend.........13 degrees warmer. * Min humidity..........27-35 percent at 5000 feet...36-46 percent at 7000 feet. * 24 hr trend.........14 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph. * Ridgetop.............Northwest 20 to 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Clear in the evening then becoming partly cloudy. * Min temperature.......32-38 at 5000 feet...25-35 at 7000 feet. * 24 hr trend.........8 degrees warmer. * Max humidity..........49-59 percent at 5000 feet...55-65 percent at 7000 feet. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Slope/valley.........West winds 10 to 20 mph. * Ridgetop.............Northwest 20 to 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Mostly sunny. * Max temperature.......54-62 at 5000 feet...46-56 at 7000 feet. * 24 hr trend.........3 degrees warmer. * Min humidity..........28-35 percent at 5000 feet...40-50 percent at 7000 feet. * 24 hr trend.........Unchanged. * Wind (20 ft) * Slope/valley.........Southwest winds 15 to 25 mph with gusts to around 30 mph. * Ridgetop.............West 30 to 45 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Windy. Partly cloudy. Isolated rain showers and snow showers. Lows 35 to 41. Southwest winds 15 to 30 mph with gusts to around 40 mph. .MONDAY...Mostly cloudy. Snow likely. Lows 18 to 23. Highs 45 to 52. West winds 15 to 25 mph with gusts to around 40 mph. .TUESDAY...Colder. Partly cloudy. Scattered snow showers. Lows 22 to 27. Highs 31 to 39. West winds 5 to 15 mph. .WEDNESDAY...Not as cool. Mostly clear. Lows 29 to 34. Highs 42 to 51. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Lows 35 to 41. Highs 53 to 62. .FRIDAY...Sunny. Highs 60 to 68. $$ MTZ127-271015- Golden Valley County/Musselshell county- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Isolated rain showers and snow showers in the evening. * Min temperature.......30-35. * 24 hr trend.........5 degrees warmer. * Max humidity..........66-71 percent. * 24 hr trend.........28 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................Less than 10 percent. .SATURDAY... * Sky/weather...........Mostly sunny. * Max temperature.......52-57. * 24 hr trend.........11 degrees warmer. * Min humidity..........24-29 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......37-42. * 24 hr trend.........7 degrees warmer. * Max humidity..........49-54 percent. * 24 hr trend.........17 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Partly sunny. * Max temperature.......63-68. * 24 hr trend.........11 degrees warmer. * Min humidity..........19-24 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Plains...............Windy. West winds 15 to 30 mph with gusts to around 45 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Partly cloudy. Isolated rain showers. Lows 39 to 44. Southwest winds 15 to 25 mph with gusts to around 40 mph. .MONDAY...Cooler, windy. Mostly cloudy. Scattered rain showers and isolated snow showers. Lows 20 to 25. Highs 47 to 52. Northwest winds 15 to 30 mph with gusts to around 55 mph. .TUESDAY...Colder. Partly cloudy. Lows 25 to 30. Highs 35 to 40. Northwest winds 5 to 15 mph. .WEDNESDAY...Warmer. Mostly clear. Lows 31 to 36. Highs 50 to 55. West winds 10 to 20 mph. .THURSDAY...Warmer. Mostly clear. Lows 39 to 44. Highs 62 to 67. .FRIDAY...Mostly sunny. Highs 67 to 72. $$ MTZ128-271015- Yellowstone County- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Isolated rain showers and snow showers in the evening. * Min temperature.......30-35. * 24 hr trend.........Unchanged. * Max humidity..........59-64 percent. * 24 hr trend.........31 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SATURDAY... * Sky/weather...........Partly sunny. * Max temperature.......57-62. * 24 hr trend.........12 degrees warmer. * Min humidity..........21-26 percent. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......37-42. * 24 hr trend.........7 degrees warmer. * Max humidity..........48-53 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Plains...............West winds 10 to 20 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Partly sunny. * Max temperature.......67-72. * 24 hr trend.........10 degrees warmer. * Min humidity..........20-25 percent. * 24 hr trend.........1 percent drier. * Wind (20 ft) * Plains...............Southwest winds 15 to 25 mph with gusts to around 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........4. .Forecast days 3 through 7...... .SUNDAY NIGHT...Partly cloudy. Isolated rain showers. Lows 38 to 43. Southwest winds 15 to 25 mph with gusts to around 30 mph. .MONDAY...Cooler. Mostly cloudy. Scattered rain showers. Lows 20 to 25. Highs 52 to 57. Northwest winds 15 to 25 mph with gusts to around 50 mph. .TUESDAY...Colder. Mostly cloudy. Lows 25 to 30. Highs 39 to 44. Northwest winds 5 to 15 mph. .WEDNESDAY...Warmer. Mostly clear. Lows 30 to 35. Highs 53 to 58. West winds 5 to 15 mph. .THURSDAY...Warmer. Mostly clear. Lows 38 to 43. Highs 64 to 69. .FRIDAY...Mostly sunny. Highs 71 to 76. $$ MTZ129-271015- Crow Indian Reservation/Bighorn Canyon Rec Area- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Cloudy. Isolated rain showers and snow showers in the evening. * Min temperature.......25-33 at 5000 feet...21-28 at 7000 feet. * 24 hr trend.........2 degrees warmer. * Max humidity..........67-77 percent at 5000 feet...74-84 percent at 7000 feet. * 24 hr trend.........14 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................10 percent. .SATURDAY... * Sky/weather...........Partly sunny. * Max temperature.......45-55 at 5000 feet...39-47 at 7000 feet. * 24 hr trend.........10 degrees warmer. * Min humidity..........29-39 percent at 5000 feet...35-45 percent at 7000 feet. * 24 hr trend.........20 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. * Ridgetop.............Northwest 20 to 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Mostly clear. * Min temperature.......34-40 at 5000 feet...31-36 at 7000 feet. * 24 hr trend.........6 degrees warmer. * Max humidity..........48-58 percent at 5000 feet...53-63 percent at 7000 feet. * 24 hr trend.........27 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............West 20 to 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Mostly sunny. * Max temperature.......53-63 at 5000 feet...46-56 at 7000 feet. * 24 hr trend.........14 degrees warmer. * Min humidity..........26-36 percent at 5000 feet...34-39 percent at 7000 feet. * 24 hr trend.........8 percent drier. * Wind (20 ft) * Slope/valley.........Windy in the afternoon. Southwest winds 10 to 20 mph in the morning increasing to west 15 to 30 mph with gusts to around 35 mph in the afternoon. * Ridgetop.............West 30 to 45 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........4. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly clear. Lows 36 to 44. Southwest winds 15 to 25 mph with gusts to around 30 mph. .MONDAY...Mostly cloudy. Scattered rain showers and snow showers. Lows 17 to 24. Highs 45 to 55. West winds 15 to 25 mph with gusts to around 45 mph. .TUESDAY...Colder. Mostly cloudy. Lows 22 to 29. Highs 30 to 40. West winds 10 to 20 mph with gusts to around 30 mph. .WEDNESDAY...Not as cool. Mostly clear. Lows 30 to 35. Highs 41 to 51. West winds 5 to 15 mph with gusts to around 30 mph. .THURSDAY...Warmer. Mostly clear. Lows 37 to 43. Highs 53 to 63. .FRIDAY...Sunny. Highs 59 to 69. $$ MTZ130-271015- Northern Rosebud/Northern Treasure Counties- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Scattered rain showers and snow showers in the evening, then isolated snow showers overnight. * Min temperature.......28-33. * 24 hr trend.........4 degrees warmer. * Max humidity..........85-90 percent. * 24 hr trend.........5 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................20 percent. .SATURDAY... * Sky/weather...........Mostly sunny. * Max temperature.......55-60. * 24 hr trend.........10 degrees warmer. * Min humidity..........24-29 percent. * 24 hr trend.........15 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph in the morning increasing to northwest 15 to 25 mph with gusts to around 30 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Partly cloudy. * Min temperature.......32-37. * 24 hr trend.........4 degrees warmer. * Max humidity..........60-65 percent. * 24 hr trend.........25 percent drier. * Wind (20 ft) * Plains...............Southwest winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Mostly sunny. * Max temperature.......68-73. * 24 hr trend.........13 degrees warmer. * Min humidity..........16-21 percent. * 24 hr trend.........8 percent drier. * Wind (20 ft) * Plains...............West winds 15 to 25 mph. Gusts up to 30 mph in the morning increasing to 40 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Partly cloudy. Lows 37 to 42. Southwest winds 15 to 25 mph with gusts to around 30 mph. .MONDAY...Cooler, windy. Mostly cloudy. Scattered rain showers. Lows 18 to 23. Highs 56 to 61. West winds 15 to 30 mph with gusts to around 45 mph. .TUESDAY...Colder. Partly cloudy. Lows 22 to 27. Highs 39 to 44. Northwest winds 10 to 20 mph. .WEDNESDAY...Warmer. Mostly clear. Lows 30 to 35. Highs 53 to 58. West winds 5 to 15 mph. .THURSDAY...Warmer. Mostly clear. Lows 38 to 43. Highs 66 to 71. .FRIDAY...Sunny. Highs 73 to 78. $$ MTZ131-271015- Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Isolated rain showers and snow showers in the evening, then isolated snow showers overnight. * Min temperature.......26-31. * 24 hr trend.........3 degrees cooler. * Max humidity..........87-92 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 25 mph. * LAL...................1...no thunderstorms. * CWR...................10 percent. .SATURDAY... * Sky/weather...........Mostly sunny. * Max temperature.......51-56. * 24 hr trend.........11 degrees warmer. * Min humidity..........27-32 percent. * 24 hr trend.........19 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. * Ridgetop.............Northwest 20 to 35 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Mostly clear. * Min temperature.......29-34. * 24 hr trend.........3 degrees warmer. * Max humidity..........68-73 percent. * 24 hr trend.........19 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. .SUNDAY... * Sky/weather...........Sunny. * Max temperature.......66-71. * 24 hr trend.........15 degrees warmer. * Min humidity..........18-23 percent. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Slope/valley.........Southwest winds 15 to 25 mph. Gusts up to 35 mph in the afternoon. * Ridgetop.............West 25 to 40 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly clear. Lows 37 to 42. Southwest winds 10 to 20 mph with gusts to around 30 mph. .MONDAY...Mostly cloudy. Scattered rain showers. Lows 16 to 21. Highs 59 to 64. West winds 15 to 25 mph with gusts to around 45 mph. .TUESDAY...Much colder. Partly cloudy. Lows 20 to 25. Highs 36 to 41. Northwest winds 5 to 15 mph with gusts to around 30 mph. .WEDNESDAY...Warmer. Mostly clear. Lows 27 to 32. Highs 50 to 55. West winds 5 to 15 mph. .THURSDAY...Warmer. Mostly clear. Lows 33 to 38. Highs 64 to 69. .FRIDAY...Sunny. Highs 70 to 75. $$ MTZ132-271015- Custer County- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Scattered rain showers and snow showers in the evening, then scattered snow showers overnight. * Min temperature.......26-31. * 24 hr trend.........1 degree warmer. * Max humidity..........88-93 percent. * 24 hr trend.........6 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................20 percent. .SATURDAY... * Sky/weather...........Partly sunny. Isolated snow showers in the morning, then isolated rain showers in the afternoon. * Max temperature.......47-52. * 24 hr trend.........8 degrees warmer. * Min humidity..........34-39 percent. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Plains...............Northwest winds 10 to 20 mph. * LAL...................1...no thunderstorms. * CWR...................Less than 10 percent. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Mostly clear. * Min temperature.......30-35. * 24 hr trend.........4 degrees warmer. * Max humidity..........71-76 percent. * 24 hr trend.........17 percent drier. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph in the evening shifting to the south overnight. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Mostly sunny. * Max temperature.......65-70. * 24 hr trend.........18 degrees warmer. * Min humidity..........17-22 percent. * 24 hr trend.........17 percent drier. * Wind (20 ft) * Plains...............Southwest winds 15 to 25 mph. Gusts up to 30 mph in the morning increasing to 40 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly clear. Lows 37 to 42. Southwest winds 15 to 25 mph with gusts to around 35 mph. .MONDAY...Windy. Partly cloudy. Isolated rain showers. Lows 15 to 20. Highs 58 to 63. West winds 15 to 30 mph with gusts to around 50 mph. .TUESDAY...Much colder. Partly cloudy. Lows 18 to 23. Highs 32 to 37. Northwest winds 10 to 20 mph with gusts to around 30 mph. .WEDNESDAY...Not as cool. Mostly clear. Lows 26 to 31. Highs 46 to 51. West winds 5 to 15 mph. .THURSDAY...Warmer. Mostly clear. Lows 36 to 41. Highs 61 to 66. .FRIDAY...Sunny. Highs 68 to 73. $$ MTZ133-271015- Sioux Ranger District Custer National Forest- 155 PM MDT Fri Mar 26 2021 ...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY AFTERNOON... .Tonight... * Sky/weather...........Mostly cloudy. Isolated rain showers and snow showers in the evening, then isolated snow showers overnight. * Min temperature.......24-29. * 24 hr trend.........4 degrees cooler. * Max humidity..........86-91 percent. * 24 hr trend.........Unchanged. * Wind (20 ft) * Plains...............Northwest winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................10 percent. .SATURDAY... * Sky/weather...........Partly sunny. Isolated snow showers in the morning, then isolated rain showers in the afternoon. * Max temperature.......51-56. * 24 hr trend.........8 degrees warmer. * Min humidity..........27-32 percent. * 24 hr trend.........11 percent drier. * Wind (20 ft) * Plains...............Northwest winds 15 to 25 mph. Gusts up to 30 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Less than 10 percent. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Mostly clear. * Min temperature.......30-35. * 24 hr trend.........6 degrees warmer. * Max humidity..........76-81 percent. * 24 hr trend.........10 percent drier. * Wind (20 ft) * Plains...............West winds 5 to 15 mph. Gusts up to 30 mph in the evening. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Mostly sunny. * Max temperature.......68-73. * 24 hr trend.........17 degrees warmer. * Min humidity..........13-18 percent. * 24 hr trend.........14 percent drier. * Wind (20 ft) * Plains...............Windy in the afternoon. Southwest winds 10 to 20 mph in the morning increasing to west 15 to 30 mph with gusts to around 40 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly clear. Lows 37 to 42. Southwest winds 15 to 25 mph with gusts to around 30 mph. .MONDAY...Windy. Partly cloudy. Lows 13 to 18. Highs 66 to 71. West winds 15 to 30 mph with gusts to around 45 mph. .TUESDAY...Much colder. Mostly clear. Lows 17 to 22. Highs 35 to 40. Northwest winds 15 to 25 mph with gusts to around 40 mph. .WEDNESDAY...Warmer. Mostly clear. Lows 25 to 30. Highs 48 to 53. West winds 10 to 20 mph with gusts to around 30 mph. .THURSDAY...Warmer, clear. Lows 33 to 38. Highs 64 to 69. .FRIDAY...Sunny. Highs 71 to 76. $$ WYZ274-271015- Sheridan County- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Isolated snow showers in the evening. * Min temperature.......23-28. * 24 hr trend.........7 degrees cooler. * Max humidity..........79-84 percent. * 24 hr trend.........15 percent drier. * Wind (20 ft) * Slope/valley.........West winds 5 to 10 mph. * Ridgetop.............Northwest 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................Less than 10 percent. .SATURDAY... * Sky/weather...........Mostly sunny. * Max temperature.......50-55. * 24 hr trend.........12 degrees warmer. * Min humidity..........34-39 percent. * 24 hr trend.........28 percent drier. * Wind (20 ft) * Slope/valley.........Northwest winds 10 to 20 mph. * Ridgetop.............Northwest 15 to 30 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Mostly clear. * Min temperature.......26-31. * 24 hr trend.........3 degrees warmer. * Max humidity..........70-75 percent. * 24 hr trend.........9 percent drier. * Wind (20 ft) * Slope/valley.........Southwest winds 5 to 15 mph. * Ridgetop.............Northwest 15 to 25 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Mostly sunny. * Max temperature.......62-67. * 24 hr trend.........12 degrees warmer. * Min humidity..........26-31 percent. * 24 hr trend.........8 percent drier. * Wind (20 ft) * Slope/valley.........Windy in the afternoon. Southwest winds 15 to 25 mph in the morning increasing to 20 to 35 mph in the afternoon. Gusts up to 50 mph. * Ridgetop.............West 10 to 20 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........4. .Forecast days 3 through 7...... .SUNDAY NIGHT...Mostly clear. Lows 34 to 39. Southwest winds 15 to 25 mph with gusts to around 45 mph. .MONDAY...Mostly cloudy. Scattered rain showers and isolated snow showers. Lows 15 to 20. Highs 55 to 60. Northwest winds 15 to 25 mph with gusts to around 40 mph. .TUESDAY...Colder. Partly cloudy. Lows 17 to 22. Highs 35 to 40. Northwest winds 5 to 15 mph. .WEDNESDAY...Not as cool. Mostly clear. Lows 23 to 28. Highs 47 to 52. West winds 5 to 15 mph. .THURSDAY...Warmer. Mostly clear. Lows 30 to 35. Highs 61 to 66. .FRIDAY...Sunny. Highs 66 to 71. $$ WYZ284-271015- Bighorn National Forest- 155 PM MDT Fri Mar 26 2021 .Tonight... * Sky/weather...........Mostly cloudy. Scattered snow showers in the evening, then isolated snow showers overnight. * Min temperature.......11-16. * 24 hr trend.........2 degrees warmer. * Max humidity..........79-84 percent. * 24 hr trend.........19 percent drier. * Wind (20 ft) * At Burgess Jct.......West winds 5 to 15 mph. * LAL...................1...no thunderstorms. * CWR...................20 percent. .SATURDAY... * Sky/weather...........Mostly sunny. Isolated snow showers in the morning. * Max temperature.......34-39. * 24 hr trend.........1 degree warmer. * Min humidity..........42-47 percent. * 24 hr trend.........17 percent drier. * Wind (20 ft) * At Burgess Jct.......West winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........2. .SATURDAY NIGHT... * Sky/weather...........Mostly clear. * Min temperature.......19-24. * 24 hr trend.........8 degrees warmer. * Max humidity..........67-72 percent. * 24 hr trend.........12 percent drier. * Wind (20 ft) * At Burgess Jct.......Southwest winds 10 to 20 mph. * LAL...................1...no thunderstorms. * CWR...................Zero. .SUNDAY... * Sky/weather...........Mostly sunny. * Max temperature.......45-50. * 24 hr trend.........11 degrees warmer. * Min humidity..........34-39 percent. * 24 hr trend.........8 percent drier. * Wind (20 ft) * At Burgess Jct.......Windy in the afternoon. Southwest winds 15 to 25 mph with gusts to around 30 mph in the morning increasing to 20 to 35 mph with gusts to around 50 mph in the afternoon. * LAL...................1...no thunderstorms. * CWR...................Zero. * Haines index..........3. .Forecast days 3 through 7...... .SUNDAY NIGHT...Windy. Mostly clear. Lows 27 to 32. Southwest winds 15 to 30 mph with gusts to around 45 mph. .MONDAY...Mostly cloudy. Snow likely. Lows 5 to 10. Highs 40 to 45. West winds 15 to 25 mph with gusts to around 40 mph. .TUESDAY...Colder. Mostly cloudy. Scattered snow showers. Lows 8 to 13. Highs 22 to 27. Northwest winds 5 to 15 mph with gusts to around 30 mph. .WEDNESDAY...Not as cool. Mostly clear. Lows 17 to 22. Highs 34 to 39. West winds 5 to 15 mph. .THURSDAY...Warmer. Mostly clear. Lows 24 to 29. Highs 48 to 53. .FRIDAY...Sunny. Highs 53 to 58. $$ weather.gov/billings