014  
FNUS55 KBYZ 240930  
FWFBYZ  
 
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA  
NATIONAL WEATHER SERVICE BILLINGS MT  
330 AM MDT THU MAY 24 2018  
   
DISCUSSION
 
 
DRIER/WARMER/QUIETER WEATHER IS IN STORE TODAY AND FRIDAY. EXPECT  
WESTERLY WIND GUSTS OF 20-30 MPH ACROSS THE DISTRICT FROM LATE  
MORNING THROUGH THE AFTERNOON TODAY. FRIDAY WILL SEE LESS WIND BUT  
HOTTER TEMPS AND AFTERNOON HUMIDITY DROPPING TO 20-30 PERCENT.  
THE HOTTEST TEMPS YET OF THE SEASON ARE ANTICIPATED FRIDAY AND  
SATURDAY. LOOKING AHEAD, WE WILL SEE A RETURN TO VERY ACTIVE  
WEATHER LATE SATURDAY THROUGH MEMORIAL DAY WEEKEND...WITH COOLER  
TEMPS, HIGHER HUMIDITY AND A GOOD CHANCE OF SHOWERS/THUNDERSTORMS.  
JKL  
 
MTZ123-242215-  
GALLATIN NATIONAL FOREST-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......66-76 AT 5000 FEET...57-67 AT 7000 FEET.  
* 24 HR TREND.........13 DEGREES WARMER.  
* MIN HUMIDITY..........33-43 PERCENT AT 5000 FEET...47-57 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........37 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 15 TO 25 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................20 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......44-54 AT 5000 FEET...39-49 AT 7000 FEET.  
* 24 HR TREND.........UNCHANGED.  
* MAX HUMIDITY..........75-85 PERCENT AT 5000 FEET...79-89 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................20 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......72-82 AT 5000 FEET...62-72 AT 7000 FEET.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........24-34 PERCENT AT 5000 FEET...31-41 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........15 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............SOUTHWEST 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 45 TO 53. SOUTH WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND THUNDERSTORMS  
LIKELY. LOWS 45 TO 53. HIGHS 72 TO 79. NORTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND THUNDERSTORMS  
LIKELY. LOWS 44 TO 52. HIGHS 61 TO 69. NORTH WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 43 TO 51. HIGHS  
58 TO 66. WEST WINDS 5 TO 10 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 42 TO 50. HIGHS 63 TO 71.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.  
HIGHS 65 TO 71.  
 

 
 
MTZ124-242215-  
WHEATLAND COUNTY/SWEET GRASS COUNTY-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......75-80.  
* 24 HR TREND.........21 DEGREES WARMER.  
* MIN HUMIDITY..........29-34 PERCENT.  
* 24 HR TREND.........59 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 15 TO 25 MPH. GUSTS UP TO 30 MPH  
IN THE AFTERNOON.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......50-55.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........83-88 PERCENT.  
* 24 HR TREND.........11 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......78-83.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........23-28 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 50 TO 55. SOUTHEAST WINDS  
5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 50 TO 55. HIGHS 78 TO 83. NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
NOT AS WARM. MOSTLY CLOUDY. SCATTERED SHOWERS AND  
THUNDERSTORMS. LOWS 49 TO 54. HIGHS 68 TO 73. NORTH WINDS 5 TO  
15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 47 TO 52. HIGHS 62 TO 67. NORTHWEST WINDS  
5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 47 TO 52. HIGHS 68 TO 73.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 70 TO 75.  
 

 
 
MTZ125-242215-  
STILLWATER COUNTY-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......76-81.  
* 24 HR TREND.........14 DEGREES WARMER.  
* MIN HUMIDITY..........31-36 PERCENT.  
* 24 HR TREND.........18 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......52-57.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........68-73 PERCENT.  
* 24 HR TREND.........23 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......78-83.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........21-26 PERCENT.  
* 24 HR TREND.........10 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 52 TO 57. SOUTH WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS. LOWS 51 TO 56. HIGHS 77 TO 82. WEST WINDS 5 TO  
10 MPH.    
SUNDAY
 
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS 49 TO 54. HIGHS 66 TO 71. NORTHWEST  
WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 47 TO 52. HIGHS 62 TO 67. NORTHWEST WINDS  
5 TO 10 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 47 TO 52. HIGHS 68 TO 73.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.  
HIGHS 69 TO 74.  
 

 
 
MTZ126-242215-  
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
MORNING...THEN SCATTERED RAIN SHOWERS WITH ISOLATED THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......70-79 AT 5000 FEET...60-70 AT 7000 FEET.  
* 24 HR TREND.........11 DEGREES WARMER.  
* MIN HUMIDITY..........30-40 PERCENT AT 5000 FEET...40-50 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........24 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 10 TO 20 MPH.  
* RIDGETOP.............WEST 15 TO 30 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......52-57 AT 5000 FEET...42-52 AT 7000 FEET.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MAX HUMIDITY..........69-74 PERCENT.  
* 24 HR TREND.........11 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 10 TO 20 MPH.  
* RIDGETOP.............WEST 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......75-85 AT 5000 FEET...64-74 AT 7000 FEET.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........23-33 PERCENT AT 5000 FEET...33-43 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........11 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 53 TO 58. SOUTH WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND THUNDERSTORMS  
LIKELY. LOWS 51 TO 57. HIGHS 75 TO 83. NORTHEAST WINDS 5 TO  
15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND THUNDERSTORMS  
LIKELY. LOWS 48 TO 55. HIGHS 62 TO 70. NORTH WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 48 TO 53. HIGHS 60 TO 67. NORTHWEST WINDS  
5 TO 10 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 48 TO 53. HIGHS 63 TO 72.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.  
HIGHS 68 TO 75.  
 

 
 
MTZ127-242215-  
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......75-80.  
* 24 HR TREND.........18 DEGREES WARMER.  
* MIN HUMIDITY..........32-37 PERCENT.  
* 24 HR TREND.........56 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......56-61.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........67-72 PERCENT.  
* 24 HR TREND.........31 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......80-85.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MIN HUMIDITY..........25-30 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 58 TO 63. SOUTH WINDS 5 TO  
10 MPH.    
SATURDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 56 TO 61. HIGHS 79 TO 84. EAST WINDS 5 TO 15 MPH.    
SUNDAY
 
NOT AS WARM. MOSTLY CLOUDY. NUMEROUS SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS 53 TO 58. HIGHS 69 TO 74. NORTH WINDS  
10 TO 20 MPH.    
MONDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 52 TO 57. HIGHS 63 TO 68. NORTHWEST WINDS  
5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 52 TO 57. HIGHS 66 TO 71.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 70 TO 75.  
 

 
 
MTZ128-242215-  
YELLOWSTONE COUNTY-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......80-85.  
* 24 HR TREND.........15 DEGREES WARMER.  
* MIN HUMIDITY..........27-32 PERCENT.  
* 24 HR TREND.........49 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......54-59.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........76-81 PERCENT.  
* 24 HR TREND.........18 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......84-89.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........20-25 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHWEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 55 TO 60. SOUTH WINDS 5 TO  
10 MPH.    
SATURDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 54 TO 59. HIGHS 84 TO 89. WEST WINDS 5 TO 15 MPH.    
SUNDAY
 
NOT AS WARM. MOSTLY CLOUDY. NUMEROUS SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS 53 TO 58. HIGHS 72 TO 77. NORTH WINDS  
5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 52 TO 57. HIGHS 67 TO 72. NORTHWEST WINDS  
5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 51 TO 56. HIGHS 72 TO 77.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 75 TO 80.  
 

 
 
MTZ129-242215-  
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......70-80 AT 5000 FEET...64-70 AT 7000 FEET.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........30-40 PERCENT AT 5000 FEET...41-49 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........25 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH  
IN THE AFTERNOON.  
* RIDGETOP.............WEST 15 TO 30 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......51-59 AT 5000 FEET...48-53 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........65-75 PERCENT AT 5000 FEET...68-78 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........19 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............WEST 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......74-84 AT 5000 FEET...68-74 AT 7000 FEET.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........26-36 PERCENT AT 5000 FEET...37-42 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............WEST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 54 TO 60. SOUTHEAST WINDS 5 TO  
15 MPH.    
SATURDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 50 TO 60.  
HIGHS 75 TO 85. SOUTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS 47 TO 55. HIGHS 61 TO 71. NORTHWEST  
WINDS 10 TO 20 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 46 TO 53. HIGHS 58 TO 68. NORTHWEST WINDS  
5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 46 TO 53. HIGHS 62 TO 72.    
WEDNESDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 66 TO 76.  
 

 
 
MTZ130-242215-  
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED SPRINKLES IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......80-85.  
* 24 HR TREND.........15 DEGREES WARMER.  
* MIN HUMIDITY..........32-37 PERCENT.  
* 24 HR TREND.........41 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED SPRINKLES IN THE  
EVENING.  
* MIN TEMPERATURE.......56-61.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........84-89 PERCENT.  
* 24 HR TREND.........14 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......85-90.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MIN HUMIDITY..........22-27 PERCENT.  
* 24 HR TREND.........10 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 62. SOUTHEAST WINDS 5 TO  
10 MPH.    
SATURDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 57 TO 62. HIGHS 90 TO 95. EAST WINDS 5 TO 15 MPH.    
SUNDAY
 
NOT AS WARM. MOSTLY CLOUDY. NUMEROUS SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS 57 TO 62. HIGHS 77 TO 82. NORTH WINDS  
5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 55 TO 60. HIGHS 72 TO 77. NORTHWEST WINDS  
5 TO 10 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 54 TO 59. HIGHS 73 TO 78.    
WEDNESDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 76 TO 81.  
 

 
 
MTZ131-242215-  
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT  
CUSTER NATL FOREST-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......77-82.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........32-37 PERCENT.  
* 24 HR TREND.........3 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............WEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED SPRINKLES IN THE  
EVENING.  
* MIN TEMPERATURE.......53-58.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........77-82 PERCENT.  
* 24 HR TREND.........14 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............WEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......83-88.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........24-29 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 54 TO 59. EAST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 54 TO 59. HIGHS  
88 TO 93. SOUTH WINDS 5 TO 15 MPH.    
SUNDAY
 
NOT AS WARM. MOSTLY CLOUDY. NUMEROUS SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS 54 TO 59. HIGHS 75 TO 80. NORTHWEST  
WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 52 TO 57. HIGHS 72 TO 77. NORTHWEST WINDS 5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 51 TO 56. HIGHS 73 TO 78.    
WEDNESDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 76 TO 81.  
 

 
 
MTZ132-242215-  
CUSTER COUNTY-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......75-80.  
* 24 HR TREND.........UNCHANGED.  
* MIN HUMIDITY..........37-42 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......55-60.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........77-82 PERCENT.  
* 24 HR TREND.........17 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......81-86.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........26-31 PERCENT.  
* 24 HR TREND.........11 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
CLEAR. LOWS 57 TO 62. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
PARTLY CLOUDY. ISOLATED 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. NUMEROUS SHOWERS AND  
SCATTERED THUNDERSTORMS. LOWS 57 TO 62. HIGHS 78 TO 83. NORTHEAST  
WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 55 TO 60. HIGHS 74 TO 79. EAST WINDS 5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 54 TO 59. HIGHS 73 TO 78.    
WEDNESDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 75 TO 80.  
 

 
 
MTZ133-242215-  
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......78-83.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........33-38 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......54-59.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MAX HUMIDITY..........75-80 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......83-88.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MIN HUMIDITY..........25-30 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 55 TO 60. WEST WINDS 5 TO  
15 MPH.    
SATURDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 56 TO 61. HIGHS 86 TO 91. SOUTHEAST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 56 TO 61. HIGHS 83 TO 88. EAST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND THUNDERSTORMS  
LIKELY. LOWS 54 TO 59. HIGHS 78 TO 83. NORTHEAST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 53 TO 58. HIGHS 75 TO 80.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 78 TO 83.  
 

 
 
WYZ274-242215-  
SHERIDAN COUNTY-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......78-83.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........33-38 PERCENT.  
* 24 HR TREND.........13 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......50-55.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MAX HUMIDITY..........82-87 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......83-88.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MIN HUMIDITY..........26-31 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 10 MPH IN THE  
MORNING...BECOMING NORTHEAST IN THE AFTERNOON.  
* RIDGETOP.............LIGHT WINDS.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 49 TO 54. SOUTH WINDS 5 TO  
10 MPH.    
SATURDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 50 TO 55.  
HIGHS 84 TO 89. SOUTHWEST WINDS 5 TO 10 MPH.    
SUNDAY
 
NOT AS WARM. MOSTLY CLOUDY. NUMEROUS SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS 50 TO 55. HIGHS 70 TO 75. NORTHWEST  
WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 47 TO 52. HIGHS 69 TO 74. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 46 TO 51. HIGHS 70 TO 75.    
WEDNESDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 73 TO 78.  
 

 
 
WYZ284-242215-  
BIGHORN NATIONAL FOREST-  
330 AM MDT THU MAY 24 2018  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......61-66.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........9 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......WEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......41-46.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........75-80 PERCENT.  
* 24 HR TREND.........19 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......SOUTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......65-70.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........32-37 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......SOUTHWEST WINDS 5 TO 10 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 43 TO 48. SOUTH WINDS 5 TO 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 42 TO 47.  
HIGHS 67 TO 72. SOUTHWEST WINDS 5 TO 10 MPH.    
SUNDAY
 
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS 40 TO 45. HIGHS 56 TO 61. NORTH WINDS  
5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 39 TO 44. HIGHS 54 TO 59. WEST WINDS 5 TO  
10 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 38 TO 43. HIGHS 55 TO 60.    
WEDNESDAY
 
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.  
HIGHS 59 TO 64.  
 

 
 
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