414
FNUS55 KBYZ 040826
FWFBYZ
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA
NATIONAL WEATHER SERVICE BILLINGS MT
226 AM MDT THU JUN 4 2026
DISCUSSION
TODAY WILL SEE TEMPERATURES IN THE 60S AND 70S (F) WITH MINIMUM
RELATIVE HUMIDITY VALUES IN THE 30S AND 40S PERCENT. ISOLATED
SHOWERS AND THUNDERSTORMS THIS MORNING WILL INCREASE IN COVERAGE
AND SPREAD EAST THROUGH THE AREA TODAY. WITH THIS, A FEW
THUNDERSTORMS MAY BECOME STRONG TO SEVERE DURING THE AFTERNOON AND
EVENING OVER SOUTHEASTERN MONTANA INTO SOUTH DAKOTA. THE MAIN
THREATS WITH ANY STRONG TO SEVERE THUNDERSTORM ARE ERRATIC WIND
GUSTS OF 60+ MPH, LARGE HAIL, AND BRIEF HEAVY RAIN. CANNOT RULE
OUT AN ISOLATED TORNADO OVER FAR SOUTHEASTERN MONTANA AS WELL (LOW
CHANCE). WHILE PRECIPITATION AMOUNTS WILL VARY, THE CHANCE OF A
WETTING RAIN IS 10 TO 50 PERCENT TODAY, GREATEST EAST OF BILLINGS.
DRY CONDITION RETURN FRIDAY. FRIDAY NIGHT, A LOW LEVEL JET LOOKS
TO DEVELOP EAST OF BILLINGS. OVER THE LOW AND MID-ELEVATIONS OF
THE MOUNTAINS, THERMAL BELT ACTIVITY WILL EXIST FRIDAY NIGHT AS
WELL. SATURDAY IS A WARM PRE- FRONT DAY WITH ADDITIONAL
PRECIPITATION CHANCES. DURING THE AFTERNOON, BREEZY SOUTHWESTERLY
WINDS ARE EXPECTED OVER THE MOUNTAINS AND FOOTHILLS. LA
MTZ123-042230-
GALLATIN NATIONAL FOREST-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. SCATTERED RAIN SHOWERS IN THE
MORNING, THEN ISOLATED SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* MAX TEMPERATURE.......68-78 AT 5000 FEET...55-65 AT 7000 FEET.
* 24 HR TREND.........5 DEGREES COOLER.
* MIN HUMIDITY..........29-39 PERCENT AT 5000 FEET...36-46 PERCENT
AT 7000 FEET.
* 24 HR TREND.........14 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 10 MPH.
* RIDGETOP.............NORTHWEST 10 TO 20 MPH.
* CHANCE OF LIGHTNING...20 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......41-51 AT 5000 FEET...38-48 AT 7000 FEET.
* 24 HR TREND.........3 DEGREES COOLER.
* MAX HUMIDITY..........64-74 PERCENT AT 5000 FEET...59-69 PERCENT
AT 7000 FEET.
* 24 HR TREND.........8 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT OVERNIGHT.
* RIDGETOP.............WEST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......74-84 AT 5000 FEET...63-73 AT 7000 FEET.
* 24 HR TREND.........8 DEGREES WARMER.
* MIN HUMIDITY..........16-26 PERCENT AT 5000 FEET...19-29 PERCENT
AT 7000 FEET.
* 24 HR TREND.........14 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 10 MPH.
* RIDGETOP.............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 56. SOUTH WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 44 TO 54. HIGHS 76 TO 86. SOUTHWEST WINDS
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
SUNDAY
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS WITH POSSIBLE
THUNDERSTORMS AND SNOW SHOWERS. LOWS 35 TO 45. HIGHS 63 TO 73.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
43 TO 53. HIGHS 69 TO 77. SOUTH WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 42 TO 52. HIGHS 69 TO 78.
WEDNESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. HIGHS 64 TO 73.
MTZ124-042230-
WHEATLAND COUNTY/SWEET GRASS COUNTY-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......70-75.
* 24 HR TREND.........2 DEGREES COOLER.
* MIN HUMIDITY..........33-38 PERCENT.
* 24 HR TREND.........5 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...32 PERCENT.
* CWR...................10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......41-46.
* 24 HR TREND.........3 DEGREES COOLER.
* MAX HUMIDITY..........68-73 PERCENT.
* 24 HR TREND.........16 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............WEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......78-83.
* 24 HR TREND.........8 DEGREES WARMER.
* MIN HUMIDITY..........23-28 PERCENT.
* 24 HR TREND.........10 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTHWEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 52. WEST WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 45 TO 50. HIGHS 76 TO 81. NORTH WINDS 5 TO
15 MPH.
SUNDAY
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 37 TO 42. HIGHS 62 TO 67. NORTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH.
MONDAY
PARTLY CLOUDY. LOWS 44 TO 49. HIGHS 71 TO 76. SOUTHWEST
WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 44 TO 49. HIGHS 73 TO 78.
WEDNESDAY
PARTLY SUNNY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. HIGHS 68 TO 73.
MTZ125-042230-
STILLWATER COUNTY-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN SHOWERS IN THE
MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* MAX TEMPERATURE.......72-77.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........37-42 PERCENT.
* 24 HR TREND.........4 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...37 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......46-51.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........64-69 PERCENT.
* 24 HR TREND.........11 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............WEST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...7 PERCENT.
* CWR...................ZERO.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......82-87.
* 24 HR TREND.........10 DEGREES WARMER.
* MIN HUMIDITY..........20-25 PERCENT.
* 24 HR TREND.........17 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 56. SOUTHWEST WINDS 5 TO
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 51 TO 56. HIGHS
84 TO 89. WEST WINDS 5 TO 10 MPH.
SUNDAY
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 42 TO 47. HIGHS 67 TO 72. NORTH WINDS 5 TO
10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 49 TO 54. HIGHS 77 TO 82. SOUTHEAST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 49 TO 54. HIGHS 79 TO 84.
WEDNESDAY
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.
HIGHS 74 TO 79.
MTZ126-042230-
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN SHOWERS IN THE
MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* MAX TEMPERATURE.......68-76 AT 5000 FEET...59-69 AT 7000 FEET.
* 24 HR TREND.........3 DEGREES COOLER.
* MIN HUMIDITY..........36-45 PERCENT AT 5000 FEET...40-50 PERCENT
AT 7000 FEET.
* 24 HR TREND.........13 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.
* RIDGETOP.............WEST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...35 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. ISOLATED RAIN SHOWERS IN THE
EVENING.
* MIN TEMPERATURE.......48-54 AT 5000 FEET...40-50 AT 7000 FEET.
* 24 HR TREND.........2 DEGREES COOLER.
* MAX HUMIDITY..........64-69 PERCENT.
* 24 HR TREND.........27 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.
* RIDGETOP.............WEST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...13 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......77-87 AT 5000 FEET...69-79 AT 7000 FEET.
* 24 HR TREND.........11 DEGREES WARMER.
* MIN HUMIDITY..........14-21 PERCENT AT 5000 FEET...18-27 PERCENT
AT 7000 FEET.
* 24 HR TREND.........24 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO 30
MPH IN THE AFTERNOON.
* RIDGETOP.............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 62. SOUTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 52 TO 60. HIGHS
82 TO 90. SOUTHWEST WINDS 5 TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
SUNDAY
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 42 TO 49. HIGHS 65 TO 73. WEST WINDS 5 TO
15 MPH WITH GUSTS TO AROUND 30 MPH.
MONDAY
PARTLY CLOUDY. LOWS 50 TO 59. HIGHS 71 TO 80. SOUTHWEST
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 50 TO 58. HIGHS 75 TO 83.
WEDNESDAY
PARTLY SUNNY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. HIGHS 70 TO 78.
MTZ127-042230-
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......67-72.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........46-51 PERCENT.
* 24 HR TREND.........9 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...38 PERCENT.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......51-56.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........66-71 PERCENT.
* 24 HR TREND.........2 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 10 MPH IN THE EVENING
SHIFTING TO THE WEST OVERNIGHT.
* CHANCE OF LIGHTNING...7 PERCENT.
* CWR...................ZERO.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......77-82.
* 24 HR TREND.........10 DEGREES WARMER.
* MIN HUMIDITY..........24-29 PERCENT.
* 24 HR TREND.........22 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTH WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 63. SOUTHEAST WINDS 5 TO
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 55 TO 60. HIGHS 77 TO 82. NORTH WINDS 10 TO 20 MPH WITH
GUSTS TO AROUND 35 MPH.
SUNDAY
COOLER. MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 46 TO 51. HIGHS 63 TO 68. NORTH WINDS 10 TO
20 MPH WITH GUSTS TO AROUND 35 MPH.
MONDAY
PARTLY CLOUDY. LOWS 55 TO 60. HIGHS 72 TO 77. SOUTHEAST
WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 55 TO 60. HIGHS 76 TO 81.
WEDNESDAY
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.
HIGHS 71 TO 76.
MTZ128-042230-
YELLOWSTONE COUNTY-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......75-80.
* 24 HR TREND.........1 DEGREE WARMER.
* MIN HUMIDITY..........38-43 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...39 PERCENT.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......50-55.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........77-82 PERCENT.
* 24 HR TREND.........5 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...8 PERCENT.
* CWR...................ZERO.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......84-89.
* 24 HR TREND.........9 DEGREES WARMER.
* MIN HUMIDITY..........20-25 PERCENT.
* 24 HR TREND.........18 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60. SOUTHEAST WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS 55 TO 60. HIGHS 85 TO 90. NORTH
WINDS 5 TO 15 MPH.
SUNDAY
NOT AS WARM. MOSTLY CLOUDY. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS 45 TO 50. HIGHS 70 TO 75. NORTH
WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 53 TO 58. HIGHS 79 TO 84. SOUTHEAST
WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 53 TO 58. HIGHS 83 TO 88.
WEDNESDAY
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.
HIGHS 78 TO 83.
MTZ129-042230-
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE
MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* MAX TEMPERATURE.......66-76 AT 5000 FEET...59-66 AT 7000 FEET.
* 24 HR TREND.........1 DEGREE WARMER.
* MIN HUMIDITY..........37-47 PERCENT AT 5000 FEET...45-50 PERCENT
AT 7000 FEET.
* 24 HR TREND.........8 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 15 MPH IN THE MORNING
SHIFTING TO THE NORTHWEST IN THE AFTERNOON.
* RIDGETOP.............SOUTHEAST 10 TO 15 MPH IN THE MORNING
SHIFTING TO THE NORTHWEST IN THE AFTERNOON.
* CHANCE OF LIGHTNING...34 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-53 AT 5000 FEET...46-51 AT 7000 FEET.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........79-84 PERCENT.
* 24 HR TREND.........9 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH IN THE EVENING
SHIFTING TO THE SOUTH 5 TO 10 MPH OVERNIGHT.
* RIDGETOP.............NORTH WINDS 10 TO 15 MPH IN THE EVENING
SHIFTING TO THE SOUTH 5 TO 10 MPH OVERNIGHT.
* CHANCE OF LIGHTNING...8 PERCENT.
* CWR...................ZERO.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......76-86 AT 5000 FEET...69-75 AT 7000 FEET.
* 24 HR TREND.........8 DEGREES WARMER.
* MIN HUMIDITY..........24-29 PERCENT.
* 24 HR TREND.........27 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTH WINDS 5 TO 10 MPH.
* RIDGETOP.............SOUTH 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 62. SOUTHEAST WINDS 5 TO
15 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 51 TO 60. HIGHS 79 TO 89.
SOUTHWEST WINDS 5 TO 15 MPH.
SUNDAY
COOLER. MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS 43 TO 50. HIGHS 63 TO 73. NORTHWEST WINDS
5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 51 TO 59. HIGHS 71 TO 81. SOUTHEAST
WINDS 10 TO 20 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 51 TO 58. HIGHS 75 TO 85.
WEDNESDAY
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 70 TO 80.
MTZ130-042230-
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS IN THE MORNING, THEN NUMEROUS RAIN SHOWERS
AND SCATTERED THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......74-79.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........45-50 PERCENT.
* 24 HR TREND.........3 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...36 PERCENT.
* CWR...................40 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.......48-53.
* 24 HR TREND.........1 DEGREE WARMER.
* MAX HUMIDITY..........91-96 PERCENT.
* 24 HR TREND.........8 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT OVERNIGHT.
* CHANCE OF LIGHTNING...18 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......82-87.
* 24 HR TREND.........8 DEGREES WARMER.
* MIN HUMIDITY..........25-30 PERCENT.
* 24 HR TREND.........20 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............LIGHT WINDS IN THE MORNING BECOMING SOUTH 5
TO 10 MPH IN THE AFTERNOON.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60. SOUTHEAST WINDS 5 TO
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 54 TO 59. HIGHS 88 TO 93. NORTHWEST WINDS 5 TO 10 MPH.
SUNDAY
NOT AS WARM. MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS
46 TO 51. HIGHS 71 TO 76. NORTHWEST WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 53 TO 58. HIGHS 77 TO 82. SOUTHEAST
WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 54 TO 59. HIGHS 84 TO 89.
WEDNESDAY
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 80 TO 85.
MTZ131-042230-
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT
CUSTER NATL FOREST-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY WITH ISOLATED RAIN SHOWERS IN
THE MORNING, THEN MOSTLY CLOUDY WITH NUMEROUS RAIN SHOWERS AND
SCATTERED THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY
BE SEVERE.
* MAX TEMPERATURE.......76-81.
* 24 HR TREND.........2 DEGREES WARMER.
* MIN HUMIDITY..........42-47 PERCENT.
* 24 HR TREND.........6 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 10 MPH IN THE MORNING
SHIFTING TO THE NORTH 5 TO 15 MPH IN THE AFTERNOON.
* RIDGETOP.............SOUTHEAST 5 TO 15 MPH IN THE MORNING
SHIFTING TO THE NORTH 10 TO 15 MPH IN THE AFTERNOON.
* CHANCE OF LIGHTNING...49 PERCENT.
* CWR...................40 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS IN THE EVENING. SOME THUNDERSTORMS MAY BE SEVERE.
* MIN TEMPERATURE.......48-53.
* 24 HR TREND.........UNCHANGED.
* MAX HUMIDITY..........89-94 PERCENT.
* 24 HR TREND.........8 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 10 MPH.
* RIDGETOP.............NORTHWEST 10 TO 15 MPH.
* CHANCE OF LIGHTNING...25 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......84-89.
* 24 HR TREND.........8 DEGREES WARMER.
* MIN HUMIDITY..........18-23 PERCENT.
* 24 HR TREND.........24 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTH WINDS 5 TO 10 MPH.
* RIDGETOP.............SOUTH 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60. SOUTHEAST WINDS 5 TO
15 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 55 TO 60. HIGHS 94 TO 99.
SOUTHWEST WINDS 5 TO 15 MPH.
SUNDAY
NOT AS WARM. MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS 46 TO 51. HIGHS 74 TO 79. NORTH WINDS 5 TO
15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 54 TO 59. HIGHS 79 TO 84. SOUTHEAST
WINDS 5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 54 TO 59. HIGHS 86 TO 91.
WEDNESDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 81 TO 86.
MTZ132-042230-
CUSTER COUNTY-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS IN THE
MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* MAX TEMPERATURE.......73-78.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........42-47 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...37 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.......49-54.
* 24 HR TREND.........3 DEGREES WARMER.
* MAX HUMIDITY..........91-96 PERCENT.
* 24 HR TREND.........11 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...30 PERCENT.
* CWR...................20 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......77-82.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........28-33 PERCENT.
* 24 HR TREND.........14 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 62. SOUTHEAST WINDS 5 TO
15 MPH.
SATURDAY
WARMER. PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS 57 TO 62. HIGHS 88 TO 93. SOUTHEAST WINDS
10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH.
SUNDAY
NOT AS WARM. MOSTLY CLOUDY. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS 48 TO 53. HIGHS 72 TO 77. NORTHWEST
WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 54 TO 59. HIGHS 72 TO 77. SOUTH
WINDS 5 TO 15 MPH.
TUESDAY
WARMER. PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS. LOWS 56 TO 61. HIGHS 83 TO 88.
WEDNESDAY
MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 79 TO 84.
MTZ133-042230-
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY BE SEVERE
IN THE AFTERNOON.
* MAX TEMPERATURE.......74-79.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........45-50 PERCENT.
* 24 HR TREND.........9 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTHEAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...39 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. NUMEROUS RAIN SHOWERS AND
SCATTERED THUNDERSTORMS IN THE EVENING, THEN ISOLATED RAIN
SHOWERS OVERNIGHT. SOME THUNDERSTORMS MAY BE SEVERE.
* MIN TEMPERATURE.......49-54.
* 24 HR TREND.........2 DEGREES WARMER.
* MAX HUMIDITY..........93-98 PERCENT.
* 24 HR TREND.........5 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...37 PERCENT.
* CWR...................50 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......77-82.
* 24 HR TREND.........3 DEGREES WARMER.
* MIN HUMIDITY..........31-36 PERCENT.
* 24 HR TREND.........14 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61. SOUTHEAST WINDS
10 TO 20 MPH.
SATURDAY
WARMER. MOSTLY CLEAR. LOWS 60 TO 65. HIGHS 88 TO 93.
SOUTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 40 MPH.
SUNDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 49 TO 54. HIGHS 79 TO 84. NORTHWEST WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 53 TO 58. HIGHS 74 TO 79. EAST
WINDS 10 TO 20 MPH.
TUESDAY
WARMER. PARTLY CLOUDY. LOWS 57 TO 62. HIGHS 87 TO 92.
WEDNESDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 84 TO 89.
WYZ274-042230-
SHERIDAN COUNTY-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......74-79.
* 24 HR TREND.........1 DEGREE WARMER.
* MIN HUMIDITY..........41-46 PERCENT.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 10 MPH.
* RIDGETOP.............NORTHWEST 10 TO 15 MPH.
* CHANCE OF LIGHTNING...36 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.......44-49.
* 24 HR TREND.........1 DEGREE WARMER.
* MAX HUMIDITY..........89-94 PERCENT.
* 24 HR TREND.........7 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH IN THE EVENING
BECOMING LIGHT OVERNIGHT.
* RIDGETOP.............NORTHWEST 10 TO 15 MPH IN THE EVENING
BECOMING SOUTH 5 TO 10 MPH OVERNIGHT.
* CHANCE OF LIGHTNING...20 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......83-88.
* 24 HR TREND.........9 DEGREES WARMER.
* MIN HUMIDITY..........22-27 PERCENT.
* 24 HR TREND.........19 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........LIGHT WINDS IN THE MORNING BECOMING EAST 5
TO 10 MPH IN THE AFTERNOON.
* RIDGETOP.............SOUTHEAST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 53. SOUTH WINDS 5 TO
10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 51 TO 56. HIGHS 89 TO 94.
SOUTHWEST WINDS 5 TO 15 MPH.
SUNDAY
NOT AS WARM. MOSTLY CLOUDY. NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS. LOWS 42 TO 47. HIGHS 73 TO 78. NORTHWEST
WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 48 TO 53. HIGHS 79 TO 84. SOUTHEAST
WINDS 5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 48 TO 53. HIGHS 84 TO 89.
WEDNESDAY
MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 80 TO 85.
WYZ284-042230-
BIGHORN NATIONAL FOREST-
226 AM MDT THU JUN 4 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE
MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* MAX TEMPERATURE.......62-67.
* 24 HR TREND.........1 DEGREE WARMER.
* MIN HUMIDITY..........34-39 PERCENT.
* 24 HR TREND.........16 PERCENT WETTER.
* WIND (20 FT)
* AT BURGESS JCT.......WEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...31 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.......35-40.
* 24 HR TREND.........2 DEGREES COOLER.
* MAX HUMIDITY..........100 PERCENT.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* AT BURGESS JCT.......NORTHWEST WINDS 5 TO 15 MPH IN THE EVENING
SHIFTING TO THE SOUTHWEST 5 TO 10 MPH OVERNIGHT.
* CHANCE OF LIGHTNING...19 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......67-72.
* 24 HR TREND.........5 DEGREES WARMER.
* MIN HUMIDITY..........18-23 PERCENT.
* 24 HR TREND.........16 PERCENT DRIER.
* WIND (20 FT)
* AT BURGESS JCT.......SOUTHWEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
CLEAR. LOWS 44 TO 49. SOUTHWEST WINDS 5 TO
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 43 TO 48. HIGHS
74 TO 79. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND
45 MPH.
SUNDAY
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 34 TO 39. HIGHS 61 TO 66. WEST WINDS 5 TO
15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
41 TO 46. HIGHS 63 TO 68. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO AROUND 30 MPH.
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 41 TO 46. HIGHS 67 TO 72.
WEDNESDAY
MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS 63 TO 68.
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