727
FNUS55 KBYZ 230733
FWFBYZ
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA
NATIONAL WEATHER SERVICE BILLINGS MT
133 AM MDT SAT AUG 23 2025
DISCUSSION
A DRY NORTHWEST FLOW ALOFT, COMBINED WITH PERSISTENT EASTERLY
SURFACE WINDS, WILL KEEP THE REGION DRY WITH SEASONABLY COOL TEMPS
AND HIGH RHS THIS WEEKEND AND THE FIRST PART OF NEXT WEEK. THERE
IS ONLY A LOW CHANCE OF SHOWERS AND WEAK THUNDERSTORMS OVER THE
SOUTHERN MOUNTAINS. LOOKING AHEAD, THERE ARE SIGNS OF GRADUAL
WARMING FOR THE MIDDLE OF NEXT WEEK, FOLLOWED BY INCREASING AN
CHANCE OF SHOWERS AND WET THUNDERSTORMS NEXT THURSDAY AND FRIDAY.
BT/JKL
MTZ123-232230-
GALLATIN NATIONAL FOREST-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......76-86 AT 5000 FEET...67-77 AT 7000 FEET.
* 24 HR TREND.........6 DEGREES WARMER.
* MIN HUMIDITY..........19-24 PERCENT.
* 24 HR TREND.........15 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 10 MPH IN THE MORNING
SHIFTING TO THE NORTH IN THE AFTERNOON.
* RIDGETOP.............WEST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......42-52 AT 5000 FEET...40-50 AT 7000 FEET.
* 24 HR TREND.........1 DEGREE WARMER.
* MAX HUMIDITY..........74-84 PERCENT AT 5000 FEET...65-75 PERCENT
AT 7000 FEET.
* 24 HR TREND.........8 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.
* RIDGETOP.............NORTH 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......76-86 AT 5000 FEET...65-75 AT 7000 FEET.
* 24 HR TREND.........2 DEGREES COOLER.
* MIN HUMIDITY..........21-26 PERCENT.
* 24 HR TREND.........2 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.
* RIDGETOP.............LIGHT WINDS.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 43 TO 53. EAST WINDS 5 TO
10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 44 TO 54. HIGHS 76 TO 86. EAST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 47 TO 57. HIGHS 76 TO 86. SOUTHEAST WINDS
5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 48 TO 58. HIGHS 74 TO 82. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 47 TO 57. HIGHS 70 TO 77.
FRIDAY
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.
HIGHS 72 TO 80.
MTZ124-232230-
WHEATLAND COUNTY/SWEET GRASS COUNTY-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......75-80.
* 24 HR TREND.........3 DEGREES WARMER.
* MIN HUMIDITY..........29-34 PERCENT.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......43-48.
* 24 HR TREND.........UNCHANGED.
* MAX HUMIDITY..........76-81 PERCENT.
* 24 HR TREND.........5 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......75-80.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........27-32 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 47. EAST WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 44 TO 49. HIGHS 77 TO 82. EAST WINDS
5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 48 TO 53. HIGHS 79 TO 84. EAST
WINDS 5 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 50 TO 55.
HIGHS 79 TO 84. EAST WINDS 5 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 50 TO 55. HIGHS 77 TO 82.
FRIDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS
78 TO 83.
MTZ125-232230-
STILLWATER COUNTY-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......78-83.
* 24 HR TREND.........8 DEGREES WARMER.
* MIN HUMIDITY..........29-34 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......47-52.
* 24 HR TREND.........1 DEGREE WARMER.
* MAX HUMIDITY..........73-78 PERCENT.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH IN THE EVENING
SHIFTING TO THE WEST OVERNIGHT.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......77-82.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........27-32 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 47 TO 52. EAST WINDS 5 TO
10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 49 TO 54. HIGHS 78 TO 83. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 53 TO 58. HIGHS
80 TO 85. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 53 TO 58. HIGHS 79 TO 84. SOUTH WINDS 5 TO
10 MPH.
THURSDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 52 TO 57. HIGHS 76 TO 81.
FRIDAY
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 78 TO 83.
MTZ126-232230-
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......73-81 AT 5000 FEET...64-74 AT 7000 FEET.
* 24 HR TREND.........10 DEGREES WARMER.
* MIN HUMIDITY..........30-40 PERCENT AT 5000 FEET...35-45 PERCENT
AT 7000 FEET.
* 24 HR TREND.........12 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.
* RIDGETOP.............WEST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......49-57 AT 5000 FEET...43-53 AT 7000 FEET.
* 24 HR TREND.........2 DEGREES WARMER.
* MAX HUMIDITY..........56-66 PERCENT AT 5000 FEET...59-69 PERCENT
AT 7000 FEET.
* 24 HR TREND.........5 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 10 MPH.
* RIDGETOP.............NORTH 5 TO 10 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......73-81 AT 5000 FEET...63-73 AT 7000 FEET.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........26-36 PERCENT AT 5000 FEET...33-43 PERCENT
AT 7000 FEET.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 15 MPH.
* RIDGETOP.............LIGHT WINDS.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 48 TO 57. NORTHWEST WINDS
5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. LOWS 49 TO 58. HIGHS 73 TO 82. NORTHWEST
WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 53 TO 62. HIGHS 75 TO 83. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 54 TO 62. HIGHS 73 TO 81. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 53 TO 60. HIGHS 71 TO 79.
FRIDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
HIGHS 72 TO 80.
MTZ127-232230-
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......74-79.
* 24 HR TREND.........5 DEGREES WARMER.
* MIN HUMIDITY..........32-37 PERCENT.
* 24 HR TREND.........2 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......50-55.
* 24 HR TREND.........UNCHANGED.
* MAX HUMIDITY..........52-57 PERCENT.
* 24 HR TREND.........8 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......73-78.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........28-33 PERCENT.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 49 TO 54. EAST WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 50 TO 55. HIGHS 75 TO 80. EAST WINDS
5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 56 TO 61. HIGHS 78 TO 83. EAST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS 57 TO 62. HIGHS 79 TO 84.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 57 TO 62. HIGHS 78 TO 83.
FRIDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS
77 TO 82.
MTZ128-232230-
YELLOWSTONE COUNTY-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......79-84.
* 24 HR TREND.........5 DEGREES WARMER.
* MIN HUMIDITY..........29-34 PERCENT.
* 24 HR TREND.........1 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......50-55.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........58-63 PERCENT.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......79-84.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........25-30 PERCENT.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 49 TO 54. NORTHEAST WINDS
5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 51 TO 56. HIGHS 80 TO 85. NORTHEAST
WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. LOWS 56 TO 61. HIGHS 83 TO 88.
NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 57 TO 62.
HIGHS 82 TO 87. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 56 TO 61.
HIGHS 80 TO 85.
FRIDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS
81 TO 86.
MTZ129-232230-
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......71-81 AT 5000 FEET...63-71 AT 7000 FEET.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........30-40 PERCENT AT 5000 FEET...41-51 PERCENT
AT 7000 FEET.
* 24 HR TREND.........6 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.
* RIDGETOP.............WEST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......49-57 AT 5000 FEET...47-52 AT 7000 FEET.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........57-67 PERCENT AT 5000 FEET...52-62 PERCENT
AT 7000 FEET.
* 24 HR TREND.........5 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.
* RIDGETOP.............WEST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......70-80 AT 5000 FEET...62-71 AT 7000 FEET.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........28-38 PERCENT AT 5000 FEET...39-49 PERCENT
AT 7000 FEET.
* 24 HR TREND.........5 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.
* RIDGETOP.............LIGHT WINDS.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 49 TO 57. EAST WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 51 TO 58. HIGHS 71 TO 81. EAST WINDS
5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 56 TO 62. HIGHS 74 TO 84.
SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 56 TO 62.
HIGHS 72 TO 82. EAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 55 TO 60. HIGHS 69 TO 79.
FRIDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS
70 TO 80.
MTZ130-232230-
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......76-81.
* 24 HR TREND.........2 DEGREES WARMER.
* MIN HUMIDITY..........26-31 PERCENT.
* 24 HR TREND.........1 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......49-54.
* 24 HR TREND.........UNCHANGED.
* MAX HUMIDITY..........66-71 PERCENT.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......76-81.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........24-29 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 49 TO 54. EAST WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 50 TO 55. HIGHS 78 TO 83. EAST WINDS
5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 56 TO 61. HIGHS 83 TO 88. EAST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS 57 TO 62. HIGHS 84 TO 89. EAST
WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 57 TO 62. HIGHS 82 TO 87.
FRIDAY
MOSTLY SUNNY. ISOLATED SHOWERS. HIGHS 81 TO 86.
MTZ131-232230-
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT
CUSTER NATL FOREST-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......76-81.
* 24 HR TREND.........2 DEGREES WARMER.
* MIN HUMIDITY..........27-32 PERCENT.
* 24 HR TREND.........3 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.
* RIDGETOP.............EAST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-52.
* 24 HR TREND.........2 DEGREES COOLER.
* MAX HUMIDITY..........63-68 PERCENT.
* 24 HR TREND.........3 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.
* RIDGETOP.............EAST 10 TO 20 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......76-81.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........23-28 PERCENT.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.
* RIDGETOP.............EAST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 47 TO 52. EAST WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 49 TO 54. HIGHS 78 TO 83. EAST WINDS
5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 55 TO 60. HIGHS 83 TO 88.
SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 55 TO 60.
HIGHS 83 TO 88. EAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 54 TO 59. HIGHS 80 TO 85.
FRIDAY
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS
78 TO 83.
MTZ132-232230-
CUSTER COUNTY-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......71-76.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........29-34 PERCENT.
* 24 HR TREND.........7 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-52.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........73-78 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......71-76.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........27-32 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 52. EAST WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 50 TO 55. HIGHS 74 TO 79. EAST WINDS
5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 55 TO 60. HIGHS 79 TO 84.
SOUTHEAST WINDS 5 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 57 TO 62. HIGHS 81 TO 86. EAST
WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 56 TO 61. HIGHS 79 TO 84.
FRIDAY
MOSTLY SUNNY. ISOLATED SHOWERS. HIGHS 78 TO 83.
MTZ133-232230-
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......73-78.
* 24 HR TREND.........2 DEGREES COOLER.
* MIN HUMIDITY..........30-35 PERCENT.
* 24 HR TREND.........6 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............LIGHT WINDS IN THE MORNING BECOMING NORTH 5
TO 10 MPH IN THE AFTERNOON.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-52.
* 24 HR TREND.........UNCHANGED.
* MAX HUMIDITY..........74-79 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......72-77.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........30-35 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 51. EAST WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 49 TO 54. HIGHS 74 TO 79. SOUTHEAST
WINDS 5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 53 TO 58. HIGHS 79 TO 84.
SOUTHEAST WINDS 5 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 54 TO 59.
HIGHS 82 TO 87. EAST WINDS 5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 54 TO 59. HIGHS 79 TO 84.
FRIDAY
MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 78 TO 83.
WYZ274-232230-
SHERIDAN COUNTY-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......78-83.
* 24 HR TREND.........8 DEGREES WARMER.
* MIN HUMIDITY..........37-42 PERCENT.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.
* RIDGETOP.............SOUTHEAST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......44-49.
* 24 HR TREND.........3 DEGREES COOLER.
* MAX HUMIDITY..........90-95 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT OVERNIGHT.
* RIDGETOP.............EAST 10 TO 20 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......76-81.
* 24 HR TREND.........2 DEGREES COOLER.
* MIN HUMIDITY..........35-40 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.
* RIDGETOP.............EAST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 44 TO 49. SOUTHEAST WINDS
5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 46 TO 51. HIGHS 77 TO 82. EAST
WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 51 TO 56. HIGHS 80 TO 85. SOUTH
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 51 TO 56. HIGHS 79 TO 84. WEST WINDS 5 TO
10 MPH.
THURSDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 50 TO 55. HIGHS 76 TO 81.
FRIDAY
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 76 TO 81.
WYZ284-232230-
BIGHORN NATIONAL FOREST-
133 AM MDT SAT AUG 23 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......64-69.
* 24 HR TREND.........9 DEGREES WARMER.
* MIN HUMIDITY..........41-46 PERCENT.
* 24 HR TREND.........21 PERCENT DRIER.
* WIND (20 FT)
* AT BURGESS JCT.......SOUTHWEST WINDS 5 TO 15 MPH IN THE MORNING
SHIFTING TO THE NORTHEAST IN THE AFTERNOON.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......37-42.
* 24 HR TREND.........2 DEGREES COOLER.
* MAX HUMIDITY..........85-90 PERCENT.
* 24 HR TREND.........11 PERCENT DRIER.
* WIND (20 FT)
* AT BURGESS JCT.......EAST WINDS 5 TO 15 MPH IN THE EVENING
SHIFTING TO THE SOUTH 5 TO 10 MPH OVERNIGHT.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......61-66.
* 24 HR TREND.........3 DEGREES COOLER.
* MIN HUMIDITY..........40-45 PERCENT.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* AT BURGESS JCT.......EAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...5 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 39 TO 44. SOUTHEAST WINDS
5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 40 TO 45. HIGHS 62 TO 67. EAST
WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 43 TO 48. HIGHS
65 TO 70. SOUTHWEST WINDS 5 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 43 TO 48. HIGHS 62 TO 67. WEST WINDS 5 TO
15 MPH.
THURSDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 41 TO 46. HIGHS 60 TO 65.
FRIDAY
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 60 TO 65.
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