490  
FNUS55 KBYZ 270952  
FWFBYZ  
 
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA  
NATIONAL WEATHER SERVICE BILLINGS MT  
352 AM MDT SAT MAY 27 2017  
   
DISCUSSION
 
 
AN UNSETTLED NORTHWEST FLOW ALOFT WILL CONTINUE TO BRING ISOLATED  
AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS TO THE DISTRICT  
TODAY AND SUNDAY. GUSTY NORTHWEST WINDS CAN BE EXPECTED DURING THE  
AFTERNOON BOTH TODAY AND SUNDAY MAINLY FOR ZONES 130-133.  
TEMPERATURES WILL MODERATE EACH DAY WITH HIGHS TODAY IN THE UPPER  
60S TO LOWER 70S WITH LOWER 70S FOR SUNDAY. AFTERNOON HUMIDITIES  
WILL GENERALLY BE IN THE 25 TO 35 PERCENT RANGE. HOOLEY  
 
MTZ123-272215-  
GALLATIN NATIONAL FOREST-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......59-69 AT 5000 FEET...50-60 AT 7000 FEET.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........28-38 PERCENT AT 5000 FEET...44-54 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........3 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......37-46 AT 5000 FEET...32-42 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........82-87 PERCENT.  
* 24 HR TREND.........2 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............NORTHWEST 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
MORNING...THEN SCATTERED RAIN SHOWERS WITH ISOLATED THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......64-74 AT 5000 FEET...58-68 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MIN HUMIDITY..........28-38 PERCENT AT 5000 FEET...34-44 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........2 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............NORTHWEST 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED SHOWERS. LOWS 39 TO 44. EAST WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
39 TO 46. HIGHS 65 TO 75. NORTHEAST WINDS 5 TO 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 39 TO 47. HIGHS  
67 TO 77. EAST WINDS 5 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 41 TO 47. HIGHS 69 TO 78.  
SOUTHEAST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 41 TO 51. HIGHS 68 TO 78.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
67 TO 77.  
 

 
 
MTZ124-272215-  
WHEATLAND COUNTY/SWEET GRASS COUNTY-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY WITH ISOLATED RAIN SHOWERS.  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......66-71.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED RAIN SHOWERS OVERNIGHT.  
* MIN TEMPERATURE.......41-46.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........76-81 PERCENT.  
* 24 HR TREND.........4 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.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
MORNING...THEN SCATTERED RAIN SHOWERS WITH ISOLATED THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......66-71.  
* 24 HR TREND.........UNCHANGED.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........8 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED SHOWERS. LOWS 39 TO 44. NORTH WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
39 TO 44. HIGHS 69 TO 74. NORTH WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 40 TO 45. HIGHS 72 TO 77. EAST  
WINDS 5 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 41 TO 46. HIGHS 73 TO 78.  
SOUTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 43 TO 48. HIGHS 74 TO 79.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
76 TO 81.  
 

 
 
MTZ125-272215-  
STILLWATER COUNTY-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......64-69.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........7 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..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......44-49.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MAX HUMIDITY..........71-76 PERCENT.  
* 24 HR TREND.........4 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.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......67-72.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........35-40 PERCENT.  
* 24 HR TREND.........5 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED SHOWERS. LOWS 42 TO 47. WEST WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
43 TO 48. HIGHS 69 TO 74. NORTHWEST WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 45 TO 50. HIGHS 73 TO 78. EAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 45 TO 50. HIGHS 73 TO 78. EAST  
WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 47 TO 52. HIGHS 75 TO 80.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
76 TO 81.  
 

 
 
MTZ126-272215-  
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......58-68 AT 5000 FEET...47-57 AT 7000 FEET.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........31-41 PERCENT AT 5000 FEET...43-53 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........18 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 10 TO 20 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.......43-49 AT 5000 FEET...33-43 AT 7000 FEET.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MAX HUMIDITY..........67-77 PERCENT AT 5000 FEET...77-87 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......62-72 AT 5000 FEET...51-61 AT 7000 FEET.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........30-40 PERCENT AT 5000 FEET...44-54 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 43 TO 48. NORTHWEST WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
43 TO 50. HIGHS 64 TO 73. NORTHWEST WINDS 5 TO 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 45 TO 51. HIGHS 67 TO 76. SOUTHWEST WINDS 5 TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 46 TO 53. HIGHS 71 TO 80. SOUTHEAST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 48 TO 55. HIGHS 74 TO 84.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
70 TO 80.  
 

 
 
MTZ127-272215-  
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......65-70.  
* 24 HR TREND.........8 DEGREES WARMER.  
* MIN HUMIDITY..........29-34 PERCENT.  
* 24 HR TREND.........2 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......49-54.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MAX HUMIDITY..........69-74 PERCENT.  
* 24 HR TREND.........4 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......66-71.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........32-37 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED SHOWERS. LOWS 44 TO 49. NORTH WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 46 TO 51. HIGHS 68 TO 73. NORTH  
WINDS 5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 49 TO 54. HIGHS 71 TO 76. EAST  
WINDS 5 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 51 TO 56. HIGHS 73 TO 78. EAST  
WINDS 5 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS 52 TO 57. HIGHS 75 TO 80.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
75 TO 80.  
 

 
 
MTZ128-272215-  
YELLOWSTONE COUNTY-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......70-75.  
* 24 HR TREND.........8 DEGREES WARMER.  
* MIN HUMIDITY..........26-31 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......47-52.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MAX HUMIDITY..........75-80 PERCENT.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......72-77.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........28-33 PERCENT.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED SHOWERS. LOWS 45 TO 50. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 46 TO 51. HIGHS 73 TO 78. NORTH  
WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 48 TO 53. HIGHS 76 TO 81. EAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 49 TO 54. HIGHS 78 TO 83. EAST  
WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLOUDY. LOWS 51 TO 56. HIGHS 80 TO 85.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
81 TO 86.  
 

 
 
MTZ129-272215-  
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......58-68 AT 5000 FEET...52-58 AT 7000 FEET.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........36-46 PERCENT AT 5000 FEET...43-52 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 10 TO 20 MPH.  
* RIDGETOP.............NORTHWEST 15 TO 25 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......41-49 AT 5000 FEET...39-44 AT 7000 FEET.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MAX HUMIDITY..........73-83 PERCENT AT 5000 FEET...80-90 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......61-71 AT 5000 FEET...56-63 AT 7000 FEET.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........36-46 PERCENT AT 5000 FEET...45-54 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 10 TO 20 MPH.  
* RIDGETOP.............NORTHWEST 15 TO 30 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED SHOWERS. LOWS 41 TO 47. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 63 TO 73. NORTH  
WINDS 5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 44 TO 52. HIGHS 66 TO 76. EAST  
WINDS 5 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 46 TO 52. HIGHS 68 TO 78.  
SOUTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS 47 TO 56. HIGHS 71 TO 81.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
69 TO 79.  
 

 
 
MTZ130-272215-  
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......71-76.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........25-30 PERCENT.  
* 24 HR TREND.........UNCHANGED.  
* 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.  
* MIN TEMPERATURE.......46-51.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........81-86 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......72-77.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........26-31 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 43 TO 48. NORTHWEST WINDS  
5 TO 15 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 44 TO 49. HIGHS 73 TO 78. NORTH  
WINDS 5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 46 TO 51. HIGHS 75 TO 80. EAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 48 TO 53. HIGHS 78 TO 83. EAST  
WINDS 5 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS 50 TO 55. HIGHS 81 TO 86.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
80 TO 85.  
 

 
 
MTZ131-272215-  
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT  
CUSTER NATL FOREST-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......66-71.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........28-33 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 10 TO 20 MPH.  
* RIDGETOP.............NORTHWEST 15 TO 25 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......43-48.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........81-86 PERCENT.  
* 24 HR TREND.........2 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 15 TO 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......69-74.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........31-36 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 20 TO 35 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED SHOWERS. LOWS 41 TO 46. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 41 TO 46. HIGHS 70 TO 75. NORTHWEST  
WINDS 5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 42 TO 47. HIGHS 73 TO 78. EAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 44 TO 49. HIGHS 75 TO 80.  
SOUTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS 47 TO 52. HIGHS 78 TO 83.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
77 TO 82.  
 

 
 
MTZ132-272215-  
CUSTER COUNTY-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......67-72.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........27-32 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* 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.  
* MIN TEMPERATURE.......46-51.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MAX HUMIDITY..........74-79 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......68-73.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........26-31 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30  
MPH IN THE AFTERNOON.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS 41 TO 46. NORTHWEST WINDS  
10 TO 20 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 41 TO 46. HIGHS 66 TO 71. NORTH  
WINDS 10 TO 20 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 43 TO 48. HIGHS 69 TO 74. NORTHEAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 47 TO 52. HIGHS 73 TO 78.  
SOUTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 50 TO 55. HIGHS 75 TO 80.    
FRIDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
75 TO 80.  
 

 
 
MTZ133-272215-  
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......66-71.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........32-37 PERCENT.  
* 24 HR TREND.........2 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30  
MPH IN THE AFTERNOON.  
* 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 WITH  
ISOLATED THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......44-49.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MAX HUMIDITY..........71-76 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......69-74.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........27-32 PERCENT.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WINDY IN THE AFTERNOON. NORTHWEST WINDS 10  
TO 20 MPH IN THE MORNING...INCREASING TO 15 TO 30 MPH IN THE  
AFTERNOON. GUSTS UP TO 35 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS 41 TO 46. NORTHWEST WINDS  
10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 65 TO 70. NORTHWEST  
WINDS 10 TO 20 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 68 TO 73. NORTH  
WINDS 5 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 43 TO 48. HIGHS 71 TO 76.  
SOUTHEAST WINDS 5 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS 47 TO 52. HIGHS 74 TO 79.    
FRIDAY
 
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.  
HIGHS 74 TO 79.  
 

 
 
WYZ274-272215-  
SHERIDAN COUNTY-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......64-69.  
* 24 HR TREND.........8 DEGREES WARMER.  
* MIN HUMIDITY..........36-41 PERCENT.  
* 24 HR TREND.........9 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 10 TO 20 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......42-47.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........80-85 PERCENT.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 15 TO 25 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................LESS THAN 10 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......68-73.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........39-44 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 15 TO 25 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH  
ISOLATED SHOWERS. LOWS 39 TO 44. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 70 TO 75. NORTHWEST  
WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 41 TO 46. HIGHS 74 TO 79. EAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 43 TO 48. HIGHS 74 TO 79.  
SOUTHEAST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY CLOUDY. LOWS 44 TO 49. HIGHS 77 TO 82.    
FRIDAY
 
PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS. HIGHS  
78 TO 83.  
 

 
 
WYZ284-272215-  
BIGHORN NATIONAL FOREST-  
352 AM MDT SAT MAY 27 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
MORNING...THEN SCATTERED RAIN SHOWERS WITH ISOLATED THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......48-53.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........44-49 PERCENT.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................20 PERCENT.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE EVENING...THEN ISOLATED RAIN  
SHOWERS, THUNDERSTORMS AND SNOW SHOWERS OVERNIGHT.  
* MIN TEMPERATURE.......33-38.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MAX HUMIDITY..........80-85 PERCENT.  
* 24 HR TREND.........9 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................20 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
MORNING...THEN SCATTERED RAIN SHOWERS WITH ISOLATED THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......52-57.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........48-53 PERCENT.  
* 24 HR TREND.........4 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................20 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 29 TO 34. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 31 TO 36. HIGHS 55 TO 60. NORTHWEST WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 34 TO 39. HIGHS 58 TO 63. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 35 TO 40. HIGHS 60 TO 65. SOUTH WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 36 TO 41. HIGHS 61 TO 66.    
FRIDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.  
HIGHS 61 TO 66.  
 

 
 
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