372
FNUS55 KBYZ 250659
FWFBYZ
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA
NATIONAL WEATHER SERVICE BILLINGS MT
1259 AM MDT SAT APR 25 2026
DISCUSSION
HIGH TEMPERATURES WILL BE IN THE 40S F TODAY WITH MINIMUM
RELATIVE HUMIDITY VALUES IN THE 20S AND 30S. PRECIPITATION CHANCES
(60-100%) RETURN SUNDAY AND MONDAY. PRECIPITATION TYPE FOR
LOCATIONS WEST OF BILLINGS IS EXPECTED TO BE SNOW WITH A RAIN/SNOW
MIX FOR LOCATIONS TO THE EAST. THE CHANCE FOR A WETTING RAIN
RANGES FROM 60-100% WITH THE LOWEST CHANCES BEING NORTH OF
BILLINGS AND THE HIGHEST CHANCES BEING SOUTH AND EAST OF BILLINGS.
PRECIPITATION CHANCES (30-70%) LINGER TUESDAY. TORGERSON
MTZ123-252215-
GALLATIN NATIONAL FOREST-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......40-50 AT 5000 FEET...29-39 AT 7000 FEET.
* 24 HR TREND.........7 DEGREES WARMER.
* MIN HUMIDITY..........32-42 PERCENT AT 5000 FEET...43-53 PERCENT
AT 7000 FEET.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 10 MPH IN THE MORNING
SHIFTING TO THE NORTHWEST IN THE AFTERNOON.
* RIDGETOP.............LIGHT WINDS.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE
EVENING.
* MIN TEMPERATURE.......18-26 AT 5000 FEET...13-23 AT 7000 FEET.
* 24 HR TREND.........6 DEGREES WARMER.
* MAX HUMIDITY..........72-82 PERCENT AT 5000 FEET...74-84 PERCENT
AT 7000 FEET.
* 24 HR TREND.........4 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.
* RIDGETOP.............LIGHT WINDS.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
SUNDAY
* SKY/WEATHER...........MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS IN THE
MORNING, THEN SCATTERED SNOW SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.......38-48 AT 5000 FEET...27-37 AT 7000 FEET.
* 24 HR TREND.........UNCHANGED.
* MIN HUMIDITY..........48-58 PERCENT AT 5000 FEET...60-70 PERCENT
AT 7000 FEET.
* 24 HR TREND.........11 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.
* RIDGETOP.............NORTH 5 TO 10 MPH.
* CHANCE OF LIGHTNING...5 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 21 TO
29. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SNOW SHOWERS. LOWS 23 TO 30. HIGHS 41 TO
51. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 26 TO 35.
HIGHS 47 TO 56. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 27 TO 35. HIGHS 50 TO 58. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SNOW SHOWERS. LOWS 27 TO 37.
HIGHS 52 TO 62.
FRIDAY
SUNNY. ISOLATED SHOWERS AND SNOW SHOWERS. HIGHS 61 TO
69.
MTZ124-252215-
WHEATLAND COUNTY/SWEET GRASS COUNTY-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......40-45.
* 24 HR TREND.........1 DEGREE WARMER.
* MIN HUMIDITY..........34-39 PERCENT.
* 24 HR TREND.........8 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY.
* MIN TEMPERATURE.......22-27.
* 24 HR TREND.........3 DEGREES WARMER.
* MAX HUMIDITY..........67-72 PERCENT.
* 24 HR TREND.........3 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY CLOUDY WITH NUMEROUS SNOW SHOWERS.
* MAX TEMPERATURE.......36-41.
* 24 HR TREND.........4 DEGREES COOLER.
* MIN HUMIDITY..........53-58 PERCENT.
* 24 HR TREND.........19 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. SCATTERED SNOW SHOWERS. LOWS 23 TO 28.
EAST WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 23 TO 28.
HIGHS 39 TO 44. SOUTHEAST WINDS 5 TO 15 MPH.
TUESDAY
WARMER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND SNOW
SHOWERS. LOWS 28 TO 33. HIGHS 50 TO 55. WEST WINDS 5 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 28 TO 33.
HIGHS 52 TO 57. NORTHWEST WINDS 5 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 30 TO 35. HIGHS 57 TO 62.
FRIDAY
WARMER, SUNNY. HIGHS 65 TO 70.
MTZ125-252215-
STILLWATER COUNTY-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED SNOW SHOWERS IN THE
AFTERNOON.
* MAX TEMPERATURE.......42-47.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........36-41 PERCENT.
* 24 HR TREND.........13 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE
EVENING.
* MIN TEMPERATURE.......22-27.
* 24 HR TREND.........5 DEGREES WARMER.
* MAX HUMIDITY..........68-73 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH IN THE EVENING
SHIFTING TO THE NORTHEAST OVERNIGHT.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
SUNDAY
* SKY/WEATHER...........MOSTLY CLOUDY WITH NUMEROUS SNOW SHOWERS.
* MAX TEMPERATURE.......39-44.
* 24 HR TREND.........3 DEGREES COOLER.
* MIN HUMIDITY..........56-61 PERCENT.
* 24 HR TREND.........20 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................20 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 24 TO 29.
NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SNOW SHOWERS. LOWS 26 TO 31. HIGHS 40 TO
45. EAST WINDS 5 TO 10 MPH.
TUESDAY
WARMER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND SNOW
SHOWERS. LOWS 31 TO 36. HIGHS 53 TO 58. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 31 TO 36.
HIGHS 54 TO 59. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 32 TO 37. HIGHS
57 TO 62.
FRIDAY
WARMER, SUNNY. HIGHS 66 TO 71.
MTZ126-252215-
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY IN THE MORNING, THEN MOSTLY
CLOUDY WITH ISOLATED SNOW SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.......39-46 AT 5000 FEET...29-39 AT 7000 FEET.
* 24 HR TREND.........5 DEGREES WARMER.
* MIN HUMIDITY..........39-49 PERCENT AT 5000 FEET...45-55 PERCENT
AT 7000 FEET.
* 24 HR TREND.........8 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.
* RIDGETOP.............EAST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................10 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN
THE EVENING.
* MIN TEMPERATURE.......22-30 AT 5000 FEET...15-25 AT 7000 FEET.
* 24 HR TREND.........6 DEGREES WARMER.
* MAX HUMIDITY..........62-72 PERCENT AT 5000 FEET...70-80 PERCENT
AT 7000 FEET.
* 24 HR TREND.........4 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 15 MPH IN THE EVENING
SHIFTING TO THE WEST 5 TO 10 MPH OVERNIGHT.
* RIDGETOP.............NORTHWEST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................10 PERCENT.
SUNDAY
* SKY/WEATHER...........MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS IN THE
MORNING, THEN SNOW SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.......37-43 AT 5000 FEET...28-38 AT 7000 FEET.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........57-67 PERCENT AT 5000 FEET...59-69 PERCENT
AT 7000 FEET.
* 24 HR TREND.........11 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 10 TO 20 MPH.
* RIDGETOP.............NORTH 10 TO 20 MPH.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................40 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
MOSTLY CLOUDY. SNOW SHOWERS. LOWS 25 TO 30. NORTH
WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. SNOW SHOWERS. LOWS 28 TO 33. HIGHS 38 TO
44. NORTH WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SNOW SHOWERS. LOWS 32 TO 37. HIGHS
46 TO 54. WEST WINDS 5 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 33 TO 38.
HIGHS 48 TO 56. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 33 TO 40.
HIGHS 50 TO 59.
FRIDAY
NOT AS COOL. SUNNY. ISOLATED SNOW SHOWERS. HIGHS 59 TO
67.
MTZ127-252215-
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY CLOUDY IN THE MORNING THEN BECOMING
MOSTLY SUNNY.
* MAX TEMPERATURE.......41-46.
* 24 HR TREND.........5 DEGREES WARMER.
* MIN HUMIDITY..........32-37 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY.
* MIN TEMPERATURE.......25-30.
* 24 HR TREND.........3 DEGREES WARMER.
* MAX HUMIDITY..........61-66 PERCENT.
* 24 HR TREND.........7 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 10 TO 20 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........CLOUDY WITH NUMEROUS SNOW SHOWERS.
* MAX TEMPERATURE.......37-42.
* 24 HR TREND.........4 DEGREES COOLER.
* MIN HUMIDITY..........55-60 PERCENT.
* 24 HR TREND.........23 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO
AROUND 30 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 27 TO 32.
NORTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH.
MONDAY
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 28 TO 33.
HIGHS 38 TO 43. EAST WINDS 5 TO 15 MPH.
TUESDAY
WARMER. MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW
SHOWERS. LOWS 33 TO 38. HIGHS 50 TO 55. WEST WINDS 5 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 33 TO 38.
HIGHS 52 TO 57. NORTH WINDS 5 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 36 TO 41. HIGHS 56 TO 61.
FRIDAY
WARMER, SUNNY. HIGHS 65 TO 70.
MTZ128-252215-
YELLOWSTONE COUNTY-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......47-52.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........29-34 PERCENT.
* 24 HR TREND.........3 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY.
* MIN TEMPERATURE.......27-32.
* 24 HR TREND.........4 DEGREES WARMER.
* MAX HUMIDITY..........61-66 PERCENT.
* 24 HR TREND.........2 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 10 TO 20 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN
THE MORNING, THEN NUMEROUS SNOW SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.......42-47.
* 24 HR TREND.........5 DEGREES COOLER.
* MIN HUMIDITY..........52-57 PERCENT.
* 24 HR TREND.........23 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 10 TO 20 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................10 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. NUMEROUS SNOW SHOWERS AND SHOWERS. LOWS
28 TO 33. NORTH WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS AND SCATTERED
SHOWERS. LOWS 28 TO 33. HIGHS 43 TO 48. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY
WARMER. MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW
SHOWERS. LOWS 33 TO 38. HIGHS 55 TO 60. WEST WINDS 5 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 33 TO 38.
HIGHS 57 TO 62. NORTH WINDS 5 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 34 TO 39. HIGHS 61 TO 66.
FRIDAY
WARMER, SUNNY. HIGHS 69 TO 74.
MTZ129-252215-
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......37-47 AT 5000 FEET...32-38 AT 7000 FEET.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........33-43 PERCENT AT 5000 FEET...44-54 PERCENT
AT 7000 FEET.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.
* RIDGETOP.............NORTHWEST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY.
* MIN TEMPERATURE.......23-30 AT 5000 FEET...20-25 AT 7000 FEET.
* 24 HR TREND.........6 DEGREES WARMER.
* MAX HUMIDITY..........66-76 PERCENT AT 5000 FEET...69-79 PERCENT
AT 7000 FEET.
* 24 HR TREND.........12 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.
* RIDGETOP.............EAST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........CLOUDY. NUMEROUS SNOW SHOWERS IN THE
MORNING, THEN SNOW SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.......35-45 AT 5000 FEET...30-35 AT 7000 FEET.
* 24 HR TREND.........2 DEGREES COOLER.
* MIN HUMIDITY..........55-65 PERCENT AT 5000 FEET...60-70 PERCENT
AT 7000 FEET.
* 24 HR TREND.........31 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 15 MPH.
* RIDGETOP.............NORTHEAST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................30 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. SNOW SHOWERS. LOWS 25 TO 30. NORTH WINDS
5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 27 TO 33.
HIGHS 35 TO 45. NORTHEAST WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS, SNOW SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS 31 TO 36. HIGHS 45 TO 55. WEST WINDS
5 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 31 TO 36.
HIGHS 47 TO 57. NORTHWEST WINDS 5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND SNOW SHOWERS.
LOWS 33 TO 38. HIGHS 50 TO 60.
FRIDAY
WARMER, SUNNY. HIGHS 58 TO 68.
MTZ130-252215-
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......44-49.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........30-35 PERCENT.
* 24 HR TREND.........2 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY.
* MIN TEMPERATURE.......26-31.
* 24 HR TREND.........4 DEGREES WARMER.
* MAX HUMIDITY..........64-69 PERCENT.
* 24 HR TREND.........UNCHANGED.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........CLOUDY. SCATTERED SNOW SHOWERS IN THE
MORNING, THEN NUMEROUS SNOW SHOWERS AND RAIN SHOWERS IN THE
AFTERNOON.
* MAX TEMPERATURE.......43-48.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........50-55 PERCENT.
* 24 HR TREND.........20 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 10 TO 20 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................20 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. SHOWERS AND SNOW SHOWERS. LOWS 28 TO 33.
NORTH WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 28 TO 33.
HIGHS 43 TO 48. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
WARMER. PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
SNOW SHOWERS. LOWS 31 TO 36. HIGHS 54 TO 59. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 30 TO 35.
HIGHS 56 TO 61. NORTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 32 TO 37. HIGHS 59 TO 64.
FRIDAY
WARMER, SUNNY. HIGHS 69 TO 74.
MTZ131-252215-
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT
CUSTER NATL FOREST-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......46-51.
* 24 HR TREND.........4 DEGREES WARMER.
* MIN HUMIDITY..........26-31 PERCENT.
* 24 HR TREND.........4 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.
* RIDGETOP.............WEST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY.
* MIN TEMPERATURE.......27-32.
* 24 HR TREND.........7 DEGREES WARMER.
* MAX HUMIDITY..........73-78 PERCENT.
* 24 HR TREND.........5 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 15 MPH.
* RIDGETOP.............NORTHEAST 5 TO 10 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........CLOUDY. NUMEROUS SNOW SHOWERS IN THE
MORNING, THEN NUMEROUS RAIN SHOWERS AND SNOW SHOWERS IN THE
AFTERNOON.
* MAX TEMPERATURE.......43-48.
* 24 HR TREND.........3 DEGREES COOLER.
* MIN HUMIDITY..........58-63 PERCENT.
* 24 HR TREND.........32 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 15 MPH.
* RIDGETOP.............NORTHEAST 5 TO 15 MPH.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................50 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. SNOW SHOWERS AND SHOWERS. LOWS 27 TO 32.
NORTH WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND SHOWERS. LOWS
27 TO 32. HIGHS 42 TO 47. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW SHOWERS.
LOWS 29 TO 34. HIGHS 52 TO 57. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 30 TO 35.
HIGHS 56 TO 61. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 30 TO 35. HIGHS 58 TO 63.
FRIDAY
WARMER, SUNNY. HIGHS 67 TO 72.
MTZ132-252215-
CUSTER COUNTY-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......41-46.
* 24 HR TREND.........2 DEGREES WARMER.
* MIN HUMIDITY..........29-34 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............WEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND
30 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......24-29.
* 24 HR TREND.........3 DEGREES WARMER.
* MAX HUMIDITY..........61-66 PERCENT.
* 24 HR TREND.........3 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........CLOUDY. SCATTERED SNOW SHOWERS IN THE
MORNING, THEN NUMEROUS SNOW SHOWERS AND RAIN SHOWERS IN THE
AFTERNOON.
* MAX TEMPERATURE.......40-45.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........54-59 PERCENT.
* 24 HR TREND.........25 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 10 TO 20 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................30 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. SNOW SHOWERS AND SHOWERS. LOWS 27 TO 32.
NORTHEAST WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 26 TO 31.
HIGHS 41 TO 46. NORTH WINDS 5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND SNOW SHOWERS. LOWS
29 TO 34. HIGHS 49 TO 54. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 28 TO 33. HIGHS 52 TO 57.
NORTHWEST WINDS 5 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 30 TO 35. HIGHS 53 TO 58.
FRIDAY
WARMER, SUNNY. HIGHS 64 TO 69.
MTZ133-252215-
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......45-50.
* 24 HR TREND.........2 DEGREES WARMER.
* MIN HUMIDITY..........30-35 PERCENT.
* 24 HR TREND.........6 PERCENT DRIER.
* WIND (20 FT)
* PLAINS...............WEST WINDS 10 TO 20 MPH.
* CHANCE OF LIGHTNING...0 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY.
* MIN TEMPERATURE.......26-31.
* 24 HR TREND.........4 DEGREES WARMER.
* MAX HUMIDITY..........80-85 PERCENT.
* 24 HR TREND.........17 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...1 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........CLOUDY. NUMEROUS SNOW SHOWERS AND RAIN
SHOWERS IN THE MORNING, THEN RAIN SHOWERS AND SNOW SHOWERS IN THE
AFTERNOON.
* MAX TEMPERATURE.......42-47.
* 24 HR TREND.........3 DEGREES COOLER.
* MIN HUMIDITY..........56-61 PERCENT.
* 24 HR TREND.........26 PERCENT WETTER.
* WIND (20 FT)
* PLAINS...............EAST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH
IN THE AFTERNOON.
* CHANCE OF LIGHTNING...4 PERCENT.
* CWR...................70 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. SHOWERS AND SNOW SHOWERS. LOWS 28 TO 33.
NORTHEAST WINDS 10 TO 20 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 24 TO 29.
HIGHS 43 TO 48. NORTH WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW SHOWERS.
LOWS 27 TO 32. HIGHS 48 TO 53. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 27 TO 32.
HIGHS 54 TO 59. NORTHWEST WINDS 5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 29 TO 34. HIGHS 54 TO 59.
FRIDAY
WARMER, SUNNY. HIGHS 63 TO 68.
WYZ274-252215-
SHERIDAN COUNTY-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......43-48.
* 24 HR TREND.........5 DEGREES WARMER.
* MIN HUMIDITY..........32-37 PERCENT.
* 24 HR TREND.........3 PERCENT DRIER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 10 MPH IN THE MORNING
SHIFTING TO THE EAST IN THE AFTERNOON.
* RIDGETOP.............LIGHT WINDS.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................ZERO.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......21-26.
* 24 HR TREND.........4 DEGREES WARMER.
* MAX HUMIDITY..........85-90 PERCENT.
* 24 HR TREND.........1 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 10 MPH IN THE EVENING
SHIFTING TO THE NORTHWEST OVERNIGHT.
* RIDGETOP.............LIGHT WINDS.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................ZERO.
SUNDAY
* SKY/WEATHER...........MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS IN THE
MORNING, THEN RAIN SHOWERS AND SNOW SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.......42-47.
* 24 HR TREND.........1 DEGREE COOLER.
* MIN HUMIDITY..........57-62 PERCENT.
* 24 HR TREND.........25 PERCENT WETTER.
* WIND (20 FT)
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.
* RIDGETOP.............NORTH 5 TO 15 MPH.
* CHANCE OF LIGHTNING...5 PERCENT.
* CWR...................30 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. SNOW SHOWERS AND SHOWERS. LOWS 23 TO 28.
NORTHWEST WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS AND SCATTERED
SHOWERS. LOWS 24 TO 29. HIGHS 41 TO 46. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS WITH POSSIBLE SNOW
SHOWERS AND THUNDERSTORMS. LOWS 25 TO 30. HIGHS 49 TO 54. WEST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 28 TO 33.
HIGHS 52 TO 57. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 26 TO 31.
HIGHS 55 TO 60.
FRIDAY
WARMER, SUNNY. HIGHS 64 TO 69.
WYZ284-252215-
BIGHORN NATIONAL FOREST-
1259 AM MDT SAT APR 25 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY WITH ISOLATED SNOW SHOWERS.
* MAX TEMPERATURE.......29-34.
* 24 HR TREND.........8 DEGREES WARMER.
* MIN HUMIDITY..........45-50 PERCENT.
* 24 HR TREND.........5 PERCENT DRIER.
* WIND (20 FT)
* AT BURGESS JCT.......WEST WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...3 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE
EVENING.
* MIN TEMPERATURE.......14-19.
* 24 HR TREND.........8 DEGREES WARMER.
* MAX HUMIDITY..........82-87 PERCENT.
* 24 HR TREND.........2 PERCENT DRIER.
* WIND (20 FT)
* AT BURGESS JCT.......SOUTH WINDS 5 TO 15 MPH.
* CHANCE OF LIGHTNING...2 PERCENT.
* CWR...................LESS THAN 10 PERCENT.
SUNDAY
* SKY/WEATHER...........CLOUDY. NUMEROUS SNOW SHOWERS IN THE
MORNING, THEN SNOW SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.......31-36.
* 24 HR TREND.........2 DEGREES WARMER.
* MIN HUMIDITY..........60-65 PERCENT.
* 24 HR TREND.........15 PERCENT WETTER.
* WIND (20 FT)
* AT BURGESS JCT.......SOUTHEAST WINDS 5 TO 10 MPH IN THE MORNING
SHIFTING TO THE NORTHEAST 10 TO 20 MPH IN THE AFTERNOON.
* CHANCE OF LIGHTNING...6 PERCENT.
* CWR...................50 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY NIGHT
CLOUDY. SNOW SHOWERS. LOWS 14 TO 19. NORTH WINDS
5 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. SNOW SHOWERS. LOWS 18 TO 23. HIGHS 29 TO
34. NORTH WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. SNOW SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 19 TO 24. HIGHS 35 TO 40. WEST WINDS 5 TO
15 MPH.
WEDNESDAY
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 21 TO 26.
HIGHS 36 TO 41. NORTHWEST WINDS 5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 21 TO 26.
HIGHS 39 TO 44.
FRIDAY
NOT AS COOL. MOSTLY SUNNY. ISOLATED SNOW SHOWERS. HIGHS
48 TO 53.
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