210  
FNUS55 KBYZ 250857  
FWFBYZ  
 
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA  
NATIONAL WEATHER SERVICE BILLINGS MT  
257 AM MDT THU MAY 25 2017  
   
DISCUSSION
 
 
   
..WINDY TODAY BUT COOLER
 
 
STILL WINDY BUT COOLER TODAY AS NORTHWEST FLOW CONTINUES OVER THE  
REGION. HIGHER HUMIDITY WITH ISOLATED SHOWERS EXPECTED BUT  
MOISTURE AMOUNTS WILL BE LIMITED. FRIDAY LOOKS DRIER BUT STILL  
COOL WITH LESS WIND. MOUNTAIN SHOWERS ARE POSSIBLE FRIDAY BUT  
LITTLE ACTIVITY IS EXPECTED OVER THE PLAINS. A WARMING TREND  
EXPECTED TO BEGIN THIS WEEKEND AND PERSIST INTO NEXT WEEK WITH NO  
BIG STORM SYSTEMS EXPECTED WITH HIGH PRESSURE DOMINATING. BORSUM  
 
MTZ123-252215-  
GALLATIN NATIONAL FOREST-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS WITH  
ISOLATED RAIN SHOWERS IN THE MORNING...THEN SCATTERED RAIN  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE.......51-58 AT 5000 FEET...41-51 AT 7000 FEET.  
* 24 HR TREND.........14 DEGREES COOLER.  
* MIN HUMIDITY..........34-44 PERCENT AT 5000 FEET...41-51 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........24 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 15 TO 25 MPH. GUSTS UP TO 45 MPH  
IN THE MORNING...DECREASING TO 35 MPH IN THE AFTERNOON.  
* RIDGETOP.............NORTHWEST 15 TO 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................40 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH ISOLATED RAIN SHOWERS.  
ISOLATED SNOW SHOWERS OVERNIGHT.  
* MIN TEMPERATURE.......33-39 AT 5000 FEET...26-36 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES COOLER.  
* MAX HUMIDITY..........88-93 PERCENT.  
* 24 HR TREND.........20 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTH 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN AND SNOW  
SHOWERS IN THE MORNING...THEN SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......53-62 AT 5000 FEET...45-55 AT 7000 FEET.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........33-43 PERCENT AT 5000 FEET...43-53 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........3 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 10 MPH.  
* RIDGETOP.............NORTHEAST 5 TO 10 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................20 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 34 TO 40. NORTHWEST WINDS 5 TO 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 34 TO 44. HIGHS 58 TO 68. NORTHWEST WINDS  
5 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 38 TO 44. HIGHS 63 TO 72. NORTHWEST WINDS 5 TO  
10 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 38 TO 44. HIGHS 64 TO 73. NORTHEAST WINDS 5 TO  
10 MPH.    
TUESDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 39 TO 46. HIGHS 67 TO 76.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 70 TO 80.  
 

 
 
MTZ124-252215-  
WHEATLAND COUNTY/SWEET GRASS COUNTY-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH ISOLATED RAIN SHOWERS.  
* MAX TEMPERATURE.......55-60.  
* 24 HR TREND.........13 DEGREES COOLER.  
* MIN HUMIDITY..........36-41 PERCENT.  
* 24 HR TREND.........21 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WINDY. NORTHWEST WINDS 15 TO 30 MPH WITH  
GUSTS TO AROUND 40 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......35-40.  
* 24 HR TREND.........4 DEGREES COOLER.  
* MAX HUMIDITY..........83-88 PERCENT.  
* 24 HR TREND.........16 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH. GUSTS UP TO 30 MPH  
IN THE EVENING.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......58-63.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........35-40 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 10 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 36 TO 41. NORTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 37 TO 42. HIGHS 65 TO 70. NORTHWEST WINDS 5 TO  
15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 39 TO 44. HIGHS 68 TO 73. NORTHWEST WINDS 5 TO  
15 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 39 TO 44. HIGHS 68 TO 73. NORTHEAST WINDS 5 TO  
15 MPH.    
TUESDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 39 TO 44. HIGHS 70 TO 75.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 76 TO 81.  
 

 
 
MTZ125-252215-  
STILLWATER COUNTY-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH ISOLATED RAIN SHOWERS.  
* MAX TEMPERATURE.......56-61.  
* 24 HR TREND.........20 DEGREES COOLER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........23 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WINDY. WEST WINDS 15 TO 30 MPH WITH GUSTS TO  
AROUND 40 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
EVENING.  
* MIN TEMPERATURE.......38-43.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MAX HUMIDITY..........76-81 PERCENT.  
* 24 HR TREND.........15 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH. GUSTS UP TO 30 MPH  
IN THE EVENING.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
MORNING...THEN SCATTERED RAIN SHOWERS WITH ISOLATED THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......57-62.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........39-44 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST 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
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 39 TO 44. NORTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 41 TO 46. HIGHS 64 TO 69. WEST WINDS 5 TO  
15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 42 TO 47. HIGHS 68 TO 73. NORTHWEST WINDS 5 TO  
15 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 42 TO 47. HIGHS 68 TO 73. NORTHEAST WINDS 5 TO  
15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 43 TO 48. HIGHS 71 TO 76.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 76 TO 81.  
 

 
 
MTZ126-252215-  
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN AND SNOW  
SHOWERS IN THE MORNING...THEN SCATTERED RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......51-60 AT 5000 FEET...43-53 AT 7000 FEET.  
* 24 HR TREND.........18 DEGREES COOLER.  
* MIN HUMIDITY..........32-42 PERCENT AT 5000 FEET...41-51 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........17 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 15 TO 25 MPH. GUSTS UP TO 45  
MPH IN THE MORNING...DECREASING TO 35 MPH IN THE AFTERNOON.  
* RIDGETOP.............NORTHWEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................20 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN AND SNOW  
SHOWERS IN THE EVENING...THEN ISOLATED SNOW SHOWERS OVERNIGHT.  
* MIN TEMPERATURE.......37-42 AT 5000 FEET...28-38 AT 7000 FEET.  
* 24 HR TREND.........1 DEGREE COOLER.  
* MAX HUMIDITY..........73-83 PERCENT AT 5000 FEET...79-89 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........11 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................20 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH SCATTERED RAIN SHOWERS.  
SCATTERED SNOW SHOWERS IN THE MORNING...THEN ISOLATED  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......52-61 AT 5000 FEET...45-55 AT 7000 FEET.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........36-46 PERCENT AT 5000 FEET...47-57 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........7 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 10 MPH.  
* RIDGETOP.............NORTH 5 TO 10 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................40 PERCENT.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SHOWERS, SNOW SHOWERS  
WITH ISOLATED THUNDERSTORMS. LOWS 39 TO 44. NORTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 39 TO 48. HIGHS 58 TO 67. NORTHWEST WINDS  
5 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 43 TO 48. HIGHS 62 TO 71. NORTHWEST WINDS 5 TO  
15 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 43 TO 48. HIGHS 62 TO 72. NORTH WINDS 5 TO 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 43 TO 50. HIGHS 65 TO 75.    
WEDNESDAY
 
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.  
HIGHS 70 TO 80.  
 

 
 
MTZ127-252215-  
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
MORNING.  
* MAX TEMPERATURE.......54-59.  
* 24 HR TREND.........17 DEGREES COOLER.  
* MIN HUMIDITY..........35-40 PERCENT.  
* 24 HR TREND.........23 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WINDY. NORTHWEST WINDS 20 TO 35 MPH WITH  
GUSTS TO AROUND 50 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......39-44.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MAX HUMIDITY..........75-80 PERCENT.  
* 24 HR TREND.........15 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 40 MPH IN THE EVENING...DIMINISHING TO 5 TO 15 MPH  
OVERNIGHT.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......58-63.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........33-38 PERCENT.  
* 24 HR TREND.........2 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 45 TO 50. NORTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 46 TO 51. HIGHS 64 TO 69. NORTHWEST WINDS 10 TO  
20 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 47 TO 52. HIGHS 66 TO 71. NORTH WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 46 TO 51. HIGHS 66 TO 71. NORTH  
WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 48 TO 53. HIGHS 69 TO 74.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 74 TO 79.  
 

 
 
MTZ128-252215-  
YELLOWSTONE COUNTY-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
MORNING.  
* MAX TEMPERATURE.......60-65.  
* 24 HR TREND.........19 DEGREES COOLER.  
* MIN HUMIDITY..........31-36 PERCENT.  
* 24 HR TREND.........14 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WINDY. NORTHWEST WINDS 15 TO 30 MPH WITH  
GUSTS TO AROUND 40 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......40-45.  
* 24 HR TREND.........4 DEGREES COOLER.  
* MAX HUMIDITY..........77-82 PERCENT.  
* 24 HR TREND.........24 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH  
IN THE EVENING.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......63-68.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 44 TO 49. NORTHWEST WINDS 5 TO 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 45 TO 50. HIGHS 69 TO 74. NORTHWEST WINDS 5 TO  
15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 46 TO 51. HIGHS 72 TO 77. NORTHWEST WINDS 5 TO  
15 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 45 TO 50. HIGHS 72 TO 77. NORTHEAST  
WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 46 TO 51. HIGHS 74 TO 79.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 80 TO 85.  
 

 
 
MTZ129-252215-  
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......50-60 AT 5000 FEET...44-50 AT 7000 FEET.  
* 24 HR TREND.........23 DEGREES COOLER.  
* MIN HUMIDITY..........37-47 PERCENT AT 5000 FEET...46-55 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........18 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WINDY. NORTHWEST WINDS 15 TO 30 MPH WITH  
GUSTS TO AROUND 40 MPH.  
* RIDGETOP.............NORTHWEST 30 TO 45 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
EVENING.  
* MIN TEMPERATURE.......35-41 AT 5000 FEET...32-37 AT 7000 FEET.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MAX HUMIDITY..........76-86 PERCENT AT 5000 FEET...84-93 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........15 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH  
IN THE EVENING.  
* RIDGETOP.............NORTHWEST 15 TO 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......51-61 AT 5000 FEET...45-53 AT 7000 FEET.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........40-50 PERCENT AT 5000 FEET...49-57 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........4 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...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 37 TO 43. WEST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 37 TO 47. HIGHS 57 TO 67. NORTHWEST WINDS 10 TO  
20 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 42 TO 47. HIGHS 61 TO 71. NORTHWEST WINDS 10 TO  
20 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 42 TO 48. HIGHS 62 TO 72. NORTHWEST  
WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 43 TO 51. HIGHS 64 TO 74.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 67 TO 77.  
 

 
 
MTZ130-252215-  
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY.  
* MAX TEMPERATURE.......59-64.  
* 24 HR TREND.........23 DEGREES COOLER.  
* MIN HUMIDITY..........37-42 PERCENT.  
* 24 HR TREND.........22 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WINDY. NORTHWEST WINDS 15 TO 30 MPH WITH  
GUSTS TO AROUND 45 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......40-45.  
* 24 HR TREND.........5 DEGREES COOLER.  
* MAX HUMIDITY..........85-90 PERCENT.  
* 24 HR TREND.........12 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH. GUSTS UP TO 35 MPH  
IN THE EVENING.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY.  
* MAX TEMPERATURE.......65-70.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........27-32 PERCENT.  
* 24 HR TREND.........10 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 43 TO 48. WEST WINDS 5 TO  
15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 44 TO 49. HIGHS 69 TO 74. NORTHWEST WINDS 5 TO  
15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 45 TO 50. HIGHS 72 TO 77. NORTHWEST WINDS 5 TO  
15 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 44 TO 49. HIGHS 70 TO 75. NORTH  
WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 45 TO 50. HIGHS 74 TO 79.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 79 TO 84.  
 

 
 
MTZ131-252215-  
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT  
CUSTER NATL FOREST-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY.  
* MAX TEMPERATURE.......60-65.  
* 24 HR TREND.........23 DEGREES COOLER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........18 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WINDY. NORTHWEST WINDS 15 TO 30 MPH WITH  
GUSTS TO AROUND 40 MPH.  
* RIDGETOP.............WEST 25 TO 40 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......38-43.  
* 24 HR TREND.........4 DEGREES COOLER.  
* MAX HUMIDITY..........84-89 PERCENT.  
* 24 HR TREND.........17 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 10 TO 20 MPH. GUSTS UP TO 35 MPH  
IN THE EVENING.  
* RIDGETOP.............NORTHWEST 20 TO 35 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MAX TEMPERATURE.......62-67.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........31-36 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 40 TO 45. WEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 41 TO 46. HIGHS 65 TO 70. NORTHWEST WINDS 5 TO  
15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 41 TO 46. HIGHS 69 TO 74. NORTHWEST WINDS 5 TO  
15 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 40 TO 45. HIGHS 68 TO 73. NORTH  
WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 42 TO 47. HIGHS 70 TO 75.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 76 TO 81.  
 

 
 
MTZ132-252215-  
CUSTER COUNTY-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY.  
* MAX TEMPERATURE.......58-63.  
* 24 HR TREND.........19 DEGREES COOLER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........10 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WINDY. WEST WINDS 15 TO 30 MPH WITH GUSTS TO  
AROUND 40 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......39-44.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MAX HUMIDITY..........84-89 PERCENT.  
* 24 HR TREND.........11 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 35  
MPH IN THE EVENING.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......62-67.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 42 TO 47. WEST WINDS 5 TO  
15 MPH.    
SATURDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 43 TO 48. HIGHS 65 TO 70. NORTHWEST WINDS 10 TO  
20 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 43 TO 48. HIGHS 68 TO 73. NORTHWEST WINDS 10 TO  
20 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 41 TO 46. HIGHS 65 TO 70. NORTH  
WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 41 TO 47. HIGHS 68 TO 73.    
WEDNESDAY
 
SUNNY. HIGHS 73 TO 78.  
 

 
 
MTZ133-252215-  
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY.  
* MAX TEMPERATURE.......61-66.  
* 24 HR TREND.........13 DEGREES COOLER.  
* MIN HUMIDITY..........36-41 PERCENT.  
* 24 HR TREND.........5 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WINDY. WEST WINDS 15 TO 30 MPH WITH GUSTS TO  
AROUND 45 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......40-45.  
* 24 HR TREND.........1 DEGREE COOLER.  
* MAX HUMIDITY..........82-87 PERCENT.  
* 24 HR TREND.........10 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 10 TO 20 MPH. GUSTS UP TO 35 MPH  
IN THE EVENING.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY.  
* MAX TEMPERATURE.......62-67.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 42 TO 47. WEST WINDS 5 TO  
15 MPH.    
SATURDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 42 TO 47. HIGHS 64 TO 69. NORTHWEST WINDS 10 TO  
20 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 42 TO 47. HIGHS 67 TO 72. NORTHWEST WINDS 10 TO  
20 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 65 TO 70. NORTHWEST  
WINDS 5 TO 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 68 TO 73.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 72 TO 77.  
 

 
 
WYZ274-252215-  
SHERIDAN COUNTY-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......57-62.  
* 24 HR TREND.........25 DEGREES COOLER.  
* MIN HUMIDITY..........41-46 PERCENT.  
* 24 HR TREND.........19 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 40 MPH.  
* RIDGETOP.............NORTHWEST 20 TO 35 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
EVENING.  
* MIN TEMPERATURE.......37-42.  
* 24 HR TREND.........2 DEGREES COOLER.  
* MAX HUMIDITY..........83-88 PERCENT.  
* 24 HR TREND.........5 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH. GUSTS UP TO 30 MPH  
IN THE EVENING.  
* RIDGETOP.............NORTHWEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
MORNING...THEN SCATTERED RAIN SHOWERS WITH ISOLATED THUNDERSTORMS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......59-64.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........42-47 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 10 MPH.  
* RIDGETOP.............NORTHWEST 5 TO 10 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 37 TO 42. WEST WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 39 TO 44. HIGHS 63 TO 68. NORTHWEST WINDS  
5 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 40 TO 45. HIGHS 68 TO 73. NORTHWEST WINDS 5 TO  
15 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED THUNDERSTORMS WITH ISOLATED  
SHOWERS. LOWS 39 TO 44. HIGHS 67 TO 72. NORTHWEST WINDS 5 TO  
10 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 40 TO 45. HIGHS 71 TO 76.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 76 TO 81.  
 

 
 
WYZ284-252215-  
BIGHORN NATIONAL FOREST-  
257 AM MDT THU MAY 25 2017  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN  
SHOWERS...MAINLY IN THE AFTERNOON.  
* MAX TEMPERATURE.......42-47.  
* 24 HR TREND.........22 DEGREES COOLER.  
* MIN HUMIDITY..........45-50 PERCENT.  
* 24 HR TREND.........25 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................20 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........SCATTERED RAIN SHOWERS IN THE EVENING.  
MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS.  
* MIN TEMPERATURE.......27-32.  
* 24 HR TREND.........1 DEGREE COOLER.  
* MAX HUMIDITY..........88-93 PERCENT.  
* 24 HR TREND.........9 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................30 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN AND SNOW  
SHOWERS IN THE MORNING...THEN NUMEROUS RAIN SHOWERS WITH ISOLATED  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.......43-48.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........56-61 PERCENT.  
* 24 HR TREND.........11 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................2...1 TO 8 STRIKES/15 MIN/CELL.  
* CWR...................60 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS, SHOWERS  
WITH ISOLATED THUNDERSTORMS. LOWS 26 TO 31. NORTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 28 TO 33. HIGHS 47 TO 52. NORTHWEST WINDS  
5 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 30 TO 35. HIGHS 52 TO 57. NORTHWEST WINDS  
5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 30 TO 35. HIGHS 52 TO 57. NORTHWEST WINDS  
5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. LOWS 33 TO 38. HIGHS 55 TO 60.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS.  
HIGHS 58 TO 63.  
 

 
 
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