930  
FNUS55 KBYZ 141012  
FWFBYZ  
 
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA  
NATIONAL WEATHER SERVICE BILLINGS MT  
412 AM MDT WED APR 14 2021  
   
DISCUSSION
 
 
COOL CONDITIONS WILL PERSIST THROUGH FRIDAY. A FEW SNOW SHOWERS  
WILL OCCUR TODAY BUT ACCUMULATION WILL BE VERY LIGHT. FREQUENT  
SNOW SHOWERS ARE EXPECTED IN THE FOOTHILLS NEAR NYE, RED LODGE AND  
SHERIDAN TONIGHT INTO THURSDAY NIGHT. STEADY LIGHT SNOW OR A  
RAIN/SNOW MIX IS EXPECTED OVER SOUTHERN ZONES THURSDAY INTO  
THURSDAY NIGHT. RAIN/SNOW WILL TAPER OFF OVER MUCH OF THE  
DISTRICT ON FRIDAY. CONDITIONS WILL THEN TREND WARMER AND DRIER  
SATURDAY INTO SUNDAY. HIGH TEMPERATURES WILL GENERALLY BE IN THE  
30S AND 40S TODAY THROUGH FRIDAY, THEN 50S AND 60S SATURDAY AND  
SUNDAY. A COLD FRONT WILL THEN CROSS THE DISTRICT SUNDAY AFTERNOON  
WITH RAIN AND SNOW LIKELY SUNDAY NIGHT. RMS  
 
MTZ123-142215-  
GALLATIN NATIONAL FOREST-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED SNOW SHOWERS IN THE  
MORNING, THEN SCATTERED SNOW SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE.......32-42 AT 5000 FEET...23-33 AT 7000 FEET.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........44-54 PERCENT AT 5000 FEET...53-63 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............EAST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS.  
* MIN TEMPERATURE.......21-28 AT 5000 FEET...12-22 AT 7000 FEET.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MAX HUMIDITY..........71-81 PERCENT AT 5000 FEET...74-84 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............EAST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH ISOLATED SNOW SHOWERS.  
* MAX TEMPERATURE.......33-43 AT 5000 FEET...25-35 AT 7000 FEET.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........44-54 PERCENT AT 5000 FEET...53-63 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............EAST 15 TO 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS  
24 TO 31. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 23 TO 31. HIGHS 39 TO 49. NORTHEAST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 29 TO 37. HIGHS 48 TO 58. WEST  
WINDS 5 TO 10 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW SHOWERS.  
LOWS 27 TO 33. HIGHS 53 TO 63. NORTHWEST WINDS 5 TO 10 MPH.    
MONDAY
 
COLDER. PARTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
21 TO 27. HIGHS 41 TO 51.    
TUESDAY
 
MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND SNOW SHOWERS.  
HIGHS 46 TO 56.  
 

 
 
MTZ124-142215-  
WHEATLAND COUNTY/SWEET GRASS COUNTY-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........CLOUDY WITH ISOLATED SNOW SHOWERS.  
* MAX TEMPERATURE.......33-38.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........55-60 PERCENT.  
* 24 HR TREND.........10 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........CLOUDY. ISOLATED SNOW SHOWERS IN THE  
EVENING, THEN SCATTERED SNOW SHOWERS OVERNIGHT.  
* MIN TEMPERATURE.......21-26.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........86-91 PERCENT.  
* 24 HR TREND.........5 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS.  
* MAX TEMPERATURE.......38-43.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MIN HUMIDITY..........50-55 PERCENT.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
24 TO 29. NORTH WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 22 TO 27.  
HIGHS 43 TO 48. NORTH WINDS 5 TO 15 MPH.    
SATURDAY
 
WARMER. MOSTLY CLEAR. LOWS 28 TO 33. HIGHS 55 TO 60.  
NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. LOWS 24 TO 29.  
HIGHS 56 TO 61. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
30 MPH.    
MONDAY
 
COOLER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
19 TO 24. HIGHS 43 TO 48.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 48 TO 53.  
 

 
 
MTZ125-142215-  
STILLWATER COUNTY-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........CLOUDY WITH SCATTERED SNOW SHOWERS.  
* MAX TEMPERATURE.......32-37.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........54-59 PERCENT.  
* 24 HR TREND.........13 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........CLOUDY. SCATTERED SNOW SHOWERS IN THE  
EVENING, THEN SNOW LIKELY OVERNIGHT.  
* MIN TEMPERATURE.......23-28.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MAX HUMIDITY..........80-85 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................50 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER...........CLOUDY. SNOW LIKELY IN THE MORNING, THEN  
SCATTERED SNOW SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE.......33-38.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........56-61 PERCENT.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................40 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 26 TO 31.  
NORTHWEST WINDS 5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 26 TO 31.  
HIGHS 40 TO 45. NORTHWEST WINDS 5 TO 10 MPH.    
SATURDAY
 
WARMER. MOSTLY CLEAR. LOWS 30 TO 35. HIGHS 51 TO 56.  
WEST WINDS 5 TO 10 MPH.    
SUNDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. LOWS 27 TO 32.  
HIGHS 57 TO 62. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
20 TO 25. HIGHS 41 TO 46.    
TUESDAY
 
MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND SNOW SHOWERS.  
HIGHS 46 TO 51.  
 

 
 
MTZ126-142215-  
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH SNOW LIKELY.  
* MAX TEMPERATURE.......31-38 AT 5000 FEET...22-32 AT 7000 FEET.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........51-61 PERCENT AT 5000 FEET...57-67 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............SOUTHEAST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................40 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........CLOUDY. SNOW LIKELY IN THE EVENING, THEN  
SNOW OVERNIGHT.  
* MIN TEMPERATURE.......24-29 AT 5000 FEET...14-24 AT 7000 FEET.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MAX HUMIDITY..........83-88 PERCENT.  
* 24 HR TREND.........4 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.  
* RIDGETOP.............EAST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................70 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER...........CLOUDY WITH SNOW LIKELY.  
* MAX TEMPERATURE.......30-36 AT 5000 FEET...22-32 AT 7000 FEET.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........57-67 PERCENT AT 5000 FEET...59-69 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.  
* RIDGETOP.............EAST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................60 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 27 TO 32.  
NORTHWEST WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 26 TO 31. HIGHS 33 TO  
42. NORTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 29 TO 34. HIGHS 43 TO 53. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 28 TO 33. HIGHS 49 TO  
59. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
23 TO 28. HIGHS 35 TO 44.    
TUESDAY
 
MOSTLY SUNNY. SCATTERED SNOW SHOWERS. HIGHS 41 TO 49.  
 

 
 
MTZ127-142215-  
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........CLOUDY. ISOLATED SNOW SHOWERS IN THE  
MORNING.  
* MAX TEMPERATURE.......32-37.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MIN HUMIDITY..........59-64 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS  
OVERNIGHT.  
* MIN TEMPERATURE.......24-29.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........79-84 PERCENT.  
* 24 HR TREND.........UNCHANGED.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS.  
* MAX TEMPERATURE.......34-39.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........56-61 PERCENT.  
* 24 HR TREND.........3 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
29 TO 34. NORTH WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 29 TO 34.  
HIGHS 43 TO 48. NORTH WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 34 TO 39. HIGHS 52 TO 57.  
NORTHWEST WINDS 5 TO 10 MPH.    
SUNDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. LOWS 29 TO 34.  
HIGHS 56 TO 61. NORTHWEST WINDS 10 TO 20 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
25 TO 30. HIGHS 41 TO 46.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 47 TO 52.  
 

 
 
MTZ128-142215-  
YELLOWSTONE COUNTY-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH ISOLATED SNOW SHOWERS.  
* MAX TEMPERATURE.......37-42.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........46-51 PERCENT.  
* 24 HR TREND.........6 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE  
EVENING, THEN SCATTERED SNOW SHOWERS OVERNIGHT.  
* MIN TEMPERATURE.......26-31.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MAX HUMIDITY..........75-80 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........CLOUDY WITH SCATTERED SNOW SHOWERS.  
* MAX TEMPERATURE.......37-42.  
* 24 HR TREND.........UNCHANGED.  
* MIN HUMIDITY..........48-53 PERCENT.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................20 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SNOW LIKELY AND SCATTERED RAIN  
SHOWERS. LOWS 30 TO 35. NORTH WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND ISOLATED RAIN  
SHOWERS. LOWS 29 TO 34. HIGHS 45 TO 50. NORTH WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 33 TO 38. HIGHS 55 TO 60.  
NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. LOWS 30 TO 35.  
HIGHS 61 TO 66. NORTHWEST WINDS 10 TO 20 MPH.    
MONDAY
 
COOLER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
25 TO 30. HIGHS 45 TO 50.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 51 TO 56.  
 

 
 
MTZ129-142215-  
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......29-39 AT 5000 FEET...24-30 AT 7000 FEET.  
* 24 HR TREND.........8 DEGREES WARMER.  
* MIN HUMIDITY..........50-60 PERCENT AT 5000 FEET...66-76 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........UNCHANGED.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............EAST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS.  
* MIN TEMPERATURE.......22-29 AT 5000 FEET...18-23 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........78-88 PERCENT AT 5000 FEET...80-90 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............SOUTHEAST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........CLOUDY WITH SNOW LIKELY.  
* MAX TEMPERATURE.......28-38 AT 5000 FEET...25-31 AT 7000 FEET.  
* 24 HR TREND.........UNCHANGED.  
* MIN HUMIDITY..........58-68 PERCENT AT 5000 FEET...70-80 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........13 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............EAST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................40 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 26 TO 34.  
NORTH WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 24 TO 32. HIGHS 33 TO  
43. NORTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS 29 TO 37. HIGHS 42 TO 52. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. LOWS 27 TO 33.  
HIGHS 49 TO 59. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. SNOW LIKELY. LOWS 22 TO 27.  
HIGHS 35 TO 45.    
TUESDAY
 
MOSTLY SUNNY. ISOLATED SNOW SHOWERS. HIGHS 40 TO 50.  
 

 
 
MTZ130-142215-  
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE  
MORNING.  
* MAX TEMPERATURE.......39-44.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........47-52 PERCENT.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......24-29.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........84-89 PERCENT.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN  
THE MORNING, THEN SCATTERED SNOW SHOWERS AND RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......41-46.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........46-51 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW  
SHOWERS. LOWS 29 TO 34. NORTH WINDS 5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 25 TO 30.  
HIGHS 47 TO 52. NORTH WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 32 TO 37. HIGHS 55 TO 60.  
NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. RAIN LIKELY AND SCATTERED SNOW SHOWERS.  
LOWS 28 TO 33. HIGHS 62 TO 67. NORTHWEST WINDS 10 TO 20 MPH.    
MONDAY
 
COOLER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
23 TO 28. HIGHS 46 TO 51.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 53 TO 58.  
 

 
 
MTZ131-142215-  
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT  
CUSTER NATL FOREST-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MAX TEMPERATURE.......37-42.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........48-53 PERCENT.  
* 24 HR TREND.........4 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 10 MPH.  
* RIDGETOP.............NORTHEAST 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS  
OVERNIGHT.  
* MIN TEMPERATURE.......23-28.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........83-88 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............SOUTHEAST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........CLOUDY. SCATTERED SNOW SHOWERS IN THE  
MORNING, THEN SCATTERED SNOW SHOWERS AND RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......38-43.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........57-62 PERCENT.  
* 24 HR TREND.........9 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............EAST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................40 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 27 TO 32.  
NORTH WINDS 5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 24 TO 29.  
HIGHS 41 TO 46. NORTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS 27 TO 32. HIGHS 49 TO 54.  
NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SNOW LIKELY AND SCATTERED RAIN SHOWERS.  
LOWS 27 TO 32. HIGHS 58 TO 63. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
20 TO 25. HIGHS 41 TO 46.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 47 TO 52.  
 

 
 
MTZ132-142215-  
CUSTER COUNTY-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE  
MORNING.  
* MAX TEMPERATURE.......34-39.  
* 24 HR TREND.........8 DEGREES WARMER.  
* MIN HUMIDITY..........56-61 PERCENT.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......21-26.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MAX HUMIDITY..........89-94 PERCENT.  
* 24 HR TREND.........4 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......36-41.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........55-60 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
27 TO 32. NORTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 22 TO 27.  
HIGHS 38 TO 43. NORTH WINDS 5 TO 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS 28 TO 33. HIGHS 47 TO 52.  
NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW SHOWERS.  
LOWS 26 TO 31. HIGHS 55 TO 60. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS  
21 TO 26. HIGHS 39 TO 44.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 45 TO 50.  
 

 
 
MTZ133-142215-  
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MAX TEMPERATURE.......38-43.  
* 24 HR TREND.........10 DEGREES WARMER.  
* MIN HUMIDITY..........42-47 PERCENT.  
* 24 HR TREND.........12 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......20-25.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........90-95 PERCENT.  
* 24 HR TREND.........8 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........CLOUDY. ISOLATED SNOW SHOWERS IN THE  
MORNING, THEN SCATTERED SNOW SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE.......39-44.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........50-55 PERCENT.  
* 24 HR TREND.........8 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND RAIN  
SHOWERS. LOWS 26 TO 31. NORTHEAST WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 21 TO 26.  
HIGHS 42 TO 47. NORTH WINDS 10 TO 20 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 26 TO 31. HIGHS 47 TO 52.  
NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW SHOWERS.  
LOWS 25 TO 30. HIGHS 57 TO 62. NORTHWEST WINDS 10 TO 20 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
18 TO 23. HIGHS 41 TO 46.    
TUESDAY
 
SUNNY. HIGHS 47 TO 52.  
 

 
 
WYZ274-142215-  
SHERIDAN COUNTY-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE  
MORNING, THEN SCATTERED SNOW SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE.......38-43.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........42-47 PERCENT.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............NORTH 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN  
THE EVENING, THEN SNOW LIKELY OVERNIGHT.  
* MIN TEMPERATURE.......22-27.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MAX HUMIDITY..........88-93 PERCENT.  
* 24 HR TREND.........8 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............EAST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER...........CLOUDY WITH SNOW LIKELY.  
* MAX TEMPERATURE.......35-40.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MIN HUMIDITY..........60-65 PERCENT.  
* 24 HR TREND.........18 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............EAST 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................60 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
CLOUDY, SNOW. LOWS 25 TO 30. NORTHWEST WINDS  
5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 23 TO 28. HIGHS 37 TO  
42. NORTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS 24 TO 29. HIGHS 47 TO 52. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. LOWS 25 TO 30.  
HIGHS 56 TO 61. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
18 TO 23. HIGHS 41 TO 46.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 46 TO 51.  
 

 
 
WYZ284-142215-  
BIGHORN NATIONAL FOREST-  
412 AM MDT WED APR 14 2021  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS.  
* MAX TEMPERATURE.......26-31.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........58-63 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......EAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........CLOUDY. SNOW LIKELY IN THE EVENING, THEN  
SNOW OVERNIGHT.  
* MIN TEMPERATURE.......11-16.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MAX HUMIDITY..........86-91 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......EAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER...........CLOUDY WITH SNOW.  
* MAX TEMPERATURE.......24-29.  
* 24 HR TREND.........2 DEGREES COOLER.  
* MIN HUMIDITY..........61-66 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHEAST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................70 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SNOW. LOWS 13 TO 18. NORTH WINDS  
5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SNOW. LOWS 12 TO 17. HIGHS 27 TO 32.  
NORTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS 16 TO 21. HIGHS 33 TO 38.  
NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SNOW LIKELY. LOWS 15 TO 20. HIGHS 41 TO  
46. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
COLDER. MOSTLY CLOUDY. SNOW LIKELY. LOWS 8 TO 13. HIGHS  
28 TO 33.    
TUESDAY
 
MOSTLY SUNNY. ISOLATED SNOW SHOWERS. HIGHS 34 TO 39.  
 

 
 
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