187
FNUS55 KBYZ 230930
FWFBYZ
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA
NATIONAL WEATHER SERVICE BILLINGS MT
330 AM MDT WED JUL 23 2025
DISCUSSION
BELOW NORMAL TEMPERATURES WITH SEASONABLY HIGH HUMIDITIES ARE
EXPECTED TODAY. SCATTERED SHOWERS AND THUNDERSTORMS ARE ALSO
POSSIBLE BEFORE DRIER AIR MOVES IN FROM THE WEST LATE THIS
AFTERNOON AND EVENING. OVER EASTERN DISTRICTS, A FEW STRONG TO
SEVERE THUNDERSTORMS ARE POSSIBLE WITH THE MAIN THREATS BEING
STRONG AND ERRATIC WINDS, HAIL, AND HEAVY RAIN. BY THURSDAY INTO
THE WEEKEND, WARMER AND DRIER CONDITIONS LOOK TO RETURN, BUT
CANNOT RULE OUT ISOLATED SHOWERS AND THUNDERSTORMS EACH DAY. HIGH
TEMPERATURES WILL TREND TOWARDS THE 80S AND 90S, WITH AFTERNOON RH
DOWN IN THE 20S AND 30S PERCENT, HIGHEST OVER EASTERN DISTRICTS.
PALMQUIST/ARENDS
MTZ123-232230-
GALLATIN NATIONAL FOREST-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
ISOLATED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......73-83 AT 5000 FEET...60-70 AT 7000 FEET.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........26-31 PERCENT.
* 24 HR TREND.........24 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 10 MPH.
* RIDGETOP.............WEST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...23 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......45-55 AT 5000 FEET...42-52 AT 7000 FEET.
* 24 HR TREND.........4 DEGREES WARMER.
* MAX HUMIDITY..........82-92 PERCENT AT 5000 FEET...72-82 PERCENT
AT 7000 FEET.
* 24 HR TREND.........24 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT OVERNIGHT.
* RIDGETOP.............NORTH 5 TO 10 MPH.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................ZERO.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......79-89 AT 5000 FEET...67-77 AT 7000 FEET.
* 24 HR TREND.........7 DEGREES WARMER.
* MIN HUMIDITY..........18-28 PERCENT AT 5000 FEET...21-31 PERCENT
AT 7000 FEET.
* 24 HR TREND.........8 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........WEST WINDS 5 TO 10 MPH.
* RIDGETOP.............WEST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...5 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 49 TO 59. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
50 TO 60. HIGHS 82 TO 91. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 47 TO 57. HIGHS 82 TO 92. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
48 TO 58. HIGHS 82 TO 92. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS 50 TO 60. HIGHS 82 TO 92.
TUESDAY
SUNNY. HIGHS 83 TO 93.
MTZ124-232230-
WHEATLAND COUNTY/SWEET GRASS COUNTY-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......72-77.
* 24 HR TREND.........1 DEGREE WARMER.
* MIN HUMIDITY..........38-43 PERCENT.
* 24 HR TREND.........17 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...34 PERCENT.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. PATCHY FOG OVERNIGHT.
* MIN TEMPERATURE.......49-54.
* 24 HR TREND.........UNCHANGED.
* MAX HUMIDITY..........100 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH IN THE EVENING
SHIFTING TO THE SOUTHWEST 5 TO 10 MPH OVERNIGHT.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................ZERO.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......82-87.
* 24 HR TREND.........10 DEGREES WARMER.
* MIN HUMIDITY..........25-30 PERCENT.
* 24 HR TREND.........13 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...5 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 56. SOUTHWEST WINDS
5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 53 TO 58. HIGHS 85 TO 90. WEST
WINDS 5 TO 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 52 TO 57. HIGHS 82 TO 87. NORTHWEST WINDS 5 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 51 TO 56. HIGHS 81 TO 86. NORTHWEST WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
53 TO 58. HIGHS 79 TO 84.
TUESDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 81 TO 86.
MTZ125-232230-
STILLWATER COUNTY-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......72-77.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........46-51 PERCENT.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...38 PERCENT.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......51-56.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........80-85 PERCENT.
* 24 HR TREND.........13 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH IN THE EVENING
SHIFTING TO THE WEST OVERNIGHT.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................ZERO.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......82-87.
* 24 HR TREND.........10 DEGREES WARMER.
* MIN HUMIDITY..........29-34 PERCENT.
* 24 HR TREND.........17 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...17 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60. SOUTH WINDS 5 TO
10 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
56 TO 61. HIGHS 86 TO 91. WEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 54 TO 59. HIGHS 86 TO 91. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
54 TO 59. HIGHS 85 TO 90. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
55 TO 60. HIGHS 82 TO 87.
TUESDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 85 TO 90.
MTZ126-232230-
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.
ISOLATED SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN SCATTERED
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......68-76 AT 5000 FEET...61-71 AT 7000 FEET.
* 24 HR TREND.........3 DEGREES COOLER.
* MIN HUMIDITY..........45-55 PERCENT AT 5000 FEET...47-57 PERCENT
AT 7000 FEET.
* 24 HR TREND.........18 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.
* RIDGETOP.............WEST 10 TO 20 MPH.
* CHANCE OF LIGHTNING...45 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......52-59 AT 5000 FEET...45-55 AT 7000 FEET.
* 24 HR TREND.........1 DEGREE WARMER.
* MAX HUMIDITY..........75-85 PERCENT AT 5000 FEET...77-87 PERCENT
AT 7000 FEET.
* 24 HR TREND.........5 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH IN THE EVENING
SHIFTING TO THE SOUTHWEST 5 TO 10 MPH OVERNIGHT.
* RIDGETOP.............SOUTHWEST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...8 PERCENT.
* CWR...................ZERO.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......78-87 AT 5000 FEET...70-80 AT 7000 FEET.
* 24 HR TREND.........9 DEGREES WARMER.
* MIN HUMIDITY..........31-36 PERCENT.
* 24 HR TREND.........26 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTH WINDS 5 TO 10 MPH IN THE MORNING
SHIFTING TO THE NORTHEAST 5 TO 15 MPH IN THE AFTERNOON.
* RIDGETOP.............SOUTHWEST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...23 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 56 TO 64. SOUTHWEST WINDS
5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 57 TO 64. HIGHS 81 TO 89. WEST WINDS 5 TO 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 55 TO 63. HIGHS 82 TO 90. SOUTH WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
56 TO 62. HIGHS 83 TO 91. NORTHWEST WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
57 TO 63. HIGHS 80 TO 87.
TUESDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 82 TO 89.
MTZ127-232230-
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........PARTLY SUNNY. NUMEROUS RAIN SHOWERS AND
SCATTERED THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......68-73.
* 24 HR TREND.........1 DEGREE WARMER.
* MIN HUMIDITY..........56-61 PERCENT.
* 24 HR TREND.........15 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...30 PERCENT.
* CWR...................40 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......54-59.
* 24 HR TREND.........UNCHANGED.
* MAX HUMIDITY..........82-87 PERCENT.
* 24 HR TREND.........10 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...7 PERCENT.
* CWR...................ZERO.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......80-85.
* 24 HR TREND.........12 DEGREES WARMER.
* MIN HUMIDITY..........29-34 PERCENT.
* 24 HR TREND.........27 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 66. SOUTH WINDS 5 TO
10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 60 TO 65. HIGHS 85 TO 90. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 59 TO 64. HIGHS 84 TO 89. NORTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
59 TO 64. HIGHS 83 TO 88. NORTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 60 TO 65. HIGHS 80 TO 85.
TUESDAY
SUNNY. HIGHS 82 TO 87.
MTZ128-232230-
YELLOWSTONE COUNTY-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........CLOUDY IN THE MORNING THEN BECOMING MOSTLY
SUNNY. PATCHY FOG IN THE MORNING. SCATTERED SHOWERS AND
THUNDERSTORMS.
* MAX TEMPERATURE.......73-78.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........48-53 PERCENT.
* 24 HR TREND.........6 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...30 PERCENT.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......54-59.
* 24 HR TREND.........3 DEGREES COOLER.
* MAX HUMIDITY..........92-97 PERCENT.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................ZERO.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......86-91.
* 24 HR TREND.........13 DEGREES WARMER.
* MIN HUMIDITY..........28-33 PERCENT.
* 24 HR TREND.........20 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............WEST WINDS 5 TO 10 MPH IN THE MORNING
SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.
* CHANCE OF LIGHTNING...5 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 60 TO 65. SOUTHEAST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 59 TO 64. HIGHS 90 TO 95. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 59 TO 64. HIGHS 90 TO 95.
NORTHWEST WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 59 TO 64. HIGHS 89 TO 94. NORTH
WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 60 TO 65. HIGHS 85 TO 90.
TUESDAY
MOSTLY SUNNY. HIGHS 88 TO 93.
MTZ129-232230-
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND
ISOLATED THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......64-74 AT 5000 FEET...58-64 AT 7000 FEET.
* 24 HR TREND.........5 DEGREES COOLER.
* MIN HUMIDITY..........51-61 PERCENT AT 5000 FEET...61-71 PERCENT
AT 7000 FEET.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.
* RIDGETOP.............NORTH 10 TO 15 MPH.
* CHANCE OF LIGHTNING...43 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.......53-59 AT 5000 FEET...50-55 AT 7000 FEET.
* 24 HR TREND.........1 DEGREE COOLER.
* MAX HUMIDITY..........87-92 PERCENT.
* 24 HR TREND.........6 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 10 MPH.
* RIDGETOP.............SOUTHEAST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...24 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......76-86 AT 5000 FEET...69-76 AT 7000 FEET.
* 24 HR TREND.........13 DEGREES WARMER.
* MIN HUMIDITY..........28-38 PERCENT AT 5000 FEET...33-43 PERCENT
AT 7000 FEET.
* 24 HR TREND.........31 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 15 MPH.
* RIDGETOP.............SOUTHEAST 10 TO 20 MPH.
* CHANCE OF LIGHTNING...7 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 65. SOUTHEAST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 58 TO 65. HIGHS 80 TO 90. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 56 TO 63. HIGHS 80 TO 90. EAST
WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 56 TO 62. HIGHS 79 TO 89. NORTHEAST
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS 58 TO 64. HIGHS 77 TO 87.
TUESDAY
MOSTLY SUNNY. HIGHS 79 TO 89.
MTZ130-232230-
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........PATCHY FOG IN THE MORNING. PARTLY SUNNY
WITH SCATTERED SHOWERS AND THUNDERSTORMS.
* MAX TEMPERATURE.......73-78.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........53-58 PERCENT.
* 24 HR TREND.........2 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...35 PERCENT.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......55-60.
* 24 HR TREND.........4 DEGREES COOLER.
* MAX HUMIDITY..........88-93 PERCENT.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT OVERNIGHT.
* CHANCE OF LIGHTNING...10 PERCENT.
* CWR...................ZERO.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......87-92.
* 24 HR TREND.........14 DEGREES WARMER.
* MIN HUMIDITY..........30-35 PERCENT.
* 24 HR TREND.........23 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 66. SOUTHEAST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 61 TO 66. HIGHS 91 TO 96. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 62 TO 67. HIGHS 91 TO 96. NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
62 TO 67. HIGHS 90 TO 95. NORTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
62 TO 67. HIGHS 86 TO 91.
TUESDAY
MOSTLY SUNNY. HIGHS 87 TO 92.
MTZ131-232230-
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT
CUSTER NATL FOREST-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......72-77.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........59-64 PERCENT.
* 24 HR TREND.........1 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.
* RIDGETOP.............NORTHEAST 10 TO 15 MPH.
* CHANCE OF LIGHTNING...46 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY WITH SCATTERED SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR OVERNIGHT.
PATCHY FOG.
* MIN TEMPERATURE.......54-59.
* 24 HR TREND.........3 DEGREES COOLER.
* MAX HUMIDITY..........95-100 PERCENT.
* 24 HR TREND.........3 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 10 MPH IN THE EVENING
SHIFTING TO THE SOUTHWEST OVERNIGHT.
* RIDGETOP.............NORTH 10 TO 15 MPH IN THE EVENING SHIFTING
TO THE SOUTH OVERNIGHT.
* CHANCE OF LIGHTNING...31 PERCENT.
* CWR...................10 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......84-89.
* 24 HR TREND.........12 DEGREES WARMER.
* MIN HUMIDITY..........34-39 PERCENT.
* 24 HR TREND.........25 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 10 MPH.
* RIDGETOP.............SOUTHEAST 10 TO 20 MPH.
* CHANCE OF LIGHTNING...10 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS. LOWS 59 TO 64. SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 57 TO 62. HIGHS 89 TO 94. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 57 TO 62. HIGHS 91 TO 96. EAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 58 TO 63. HIGHS 89 TO 94. NORTH
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
60 TO 65. HIGHS 86 TO 91.
TUESDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 87 TO 92.
MTZ132-232230-
CUSTER COUNTY-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......72-77.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........57-62 PERCENT.
* 24 HR TREND.........10 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...34 PERCENT.
* CWR...................20 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.......54-59.
* 24 HR TREND.........4 DEGREES COOLER.
* MAX HUMIDITY..........91-96 PERCENT.
* 24 HR TREND.........5 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTH WINDS 5 TO 10 MPH IN THE EVENING
SHIFTING TO THE SOUTHWEST OVERNIGHT.
* CHANCE OF LIGHTNING...22 PERCENT.
* CWR...................10 PERCENT.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......82-87.
* 24 HR TREND.........10 DEGREES WARMER.
* MIN HUMIDITY..........32-37 PERCENT.
* 24 HR TREND.........25 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...8 PERCENT.
* CWR...................ZERO.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS. LOWS 61 TO 66. SOUTHEAST WINDS 5 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
61 TO 66. HIGHS 88 TO 93. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 61 TO 66. HIGHS 89 TO 94. SOUTHEAST WINDS 5 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
59 TO 64. HIGHS 86 TO 91. NORTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 60 TO 65. HIGHS 83 TO 88.
TUESDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 81 TO 86.
MTZ133-232230-
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS IN THE
MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
* MAX TEMPERATURE.......74-79.
* 24 HR TREND.........3 DEGREES WARMER.
* MIN HUMIDITY..........58-63 PERCENT.
* 24 HR TREND.........24 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...41 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS IN THE EVENING. PATCHY FOG OVERNIGHT.
* MIN TEMPERATURE.......56-61.
* 24 HR TREND.........5 DEGREES COOLER.
* MAX HUMIDITY..........95-100 PERCENT.
* 24 HR TREND.........3 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...40 PERCENT.
* CWR...................50 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
ISOLATED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......80-85.
* 24 HR TREND.........6 DEGREES WARMER.
* MIN HUMIDITY..........41-46 PERCENT.
* 24 HR TREND.........17 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...15 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS 61 TO 66. SOUTHEAST WINDS 5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
61 TO 66. HIGHS 87 TO 92. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 62 TO 67. HIGHS 90 TO 95. SOUTHEAST WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 60 TO 65. HIGHS 88 TO 93. NORTH
WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 60 TO 65. HIGHS 84 TO 89.
TUESDAY
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 79 TO 84.
WYZ274-232230-
SHERIDAN COUNTY-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........MOSTLY CLOUDY. PATCHY FOG IN THE MORNING.
ISOLATED SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN SCATTERED
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......74-79.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........59-64 PERCENT.
* 24 HR TREND.........3 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 10 MPH.
* RIDGETOP.............NORTH 10 TO 15 MPH.
* CHANCE OF LIGHTNING...50 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS IN THE EVENING. PATCHY FOG THROUGH THE NIGHT.
* MIN TEMPERATURE.......50-55.
* 24 HR TREND.........4 DEGREES COOLER.
* MAX HUMIDITY..........100 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT OVERNIGHT.
* RIDGETOP.............SOUTHEAST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...37 PERCENT.
* CWR...................20 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
ISOLATED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......85-90.
* 24 HR TREND.........11 DEGREES WARMER.
* MIN HUMIDITY..........36-41 PERCENT.
* 24 HR TREND.........23 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.
* RIDGETOP.............EAST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...16 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 55 TO 60. SOUTH WINDS 5 TO
10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 53 TO 58. HIGHS 89 TO 94. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 54 TO 59. HIGHS 90 TO 95.
NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 54 TO 59. HIGHS 89 TO 94. NORTHWEST
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS 56 TO 61. HIGHS 88 TO 93.
TUESDAY
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 88 TO 93.
WYZ284-232230-
BIGHORN NATIONAL FOREST-
330 AM MDT WED JUL 23 2025
TODAY
* SKY/WEATHER...........PATCHY FOG IN THE MORNING. MOSTLY SUNNY
WITH SCATTERED RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN THE
MORNING, THEN MOSTLY CLOUDY WITH NUMEROUS RAIN SHOWERS AND
SCATTERED THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......63-68.
* 24 HR TREND.........7 DEGREES COOLER.
* MIN HUMIDITY..........45-50 PERCENT.
* 24 HR TREND.........18 PERCENT WETTER.
* WIND (20 FT)
* AT BURGESS JCT.......WEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...50 PERCENT.
* CWR...................30 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY WITH SCATTERED SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR OVERNIGHT. PATCHY
FOG THROUGH THE NIGHT.
* MIN TEMPERATURE.......42-47.
* 24 HR TREND.........2 DEGREES COOLER.
* MAX HUMIDITY..........100 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* AT BURGESS JCT.......NORTHEAST WINDS 5 TO 15 MPH IN THE EVENING
SHIFTING TO THE SOUTH 5 TO 10 MPH OVERNIGHT.
* CHANCE OF LIGHTNING...32 PERCENT.
* CWR...................10 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.......70-75.
* 24 HR TREND.........7 DEGREES WARMER.
* MIN HUMIDITY..........27-32 PERCENT.
* 24 HR TREND.........18 PERCENT DRIER.
* WIND (20 FT)
* AT BURGESS JCT.......SOUTHWEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...23 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
THURSDAY NIGHT
PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS. LOWS 48 TO 53. SOUTHWEST WINDS 5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
47 TO 52. HIGHS 72 TO 77. SOUTHWEST WINDS 5 TO 15 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 47 TO 52. HIGHS 73 TO 78.
SOUTHWEST WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 46 TO 51. HIGHS 73 TO 78. SOUTHWEST
WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
48 TO 53. HIGHS 73 TO 78.
TUESDAY
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.
HIGHS 73 TO 78.
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