672  
FNUS55 KBYZ 201036  
FWFBYZ  
 
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA  
NATIONAL WEATHER SERVICE BILLINGS MT  
336 AM MST WED NOV 20 2024  
   
DISCUSSION
 
 
IN SOUTHEAST MT AND NORTHWEST SD, EXPECT WIND GUSTS TO 50-60 MPH  
THIS MORNING, THEN DECREASING WINDS THIS AFTERNOON. OTHERWISE, THE  
WESTERN MOUNTAINS WILL HAVE AT LEAST A 20-30% CHANCE OF SNOW  
SHOWERS BEGINNING TONIGHT AND CONTINUING INTO EARLY NEXT WEEK.  
OUTSIDE THE MOUNTAINS, TODAY AND THURSDAY WILL BE MAINLY DRY, AND  
THEN THE FORECAST BECOMES MORE UNCERTAIN WITH A 20-50% CHANCE OF  
PRECIPITATION OVER SOUTH CENTRAL MT THURSDAY NIGHT-SATURDAY THEN  
A 20-80% CHANCE OF PRECIPITATION OVER MOST OF THE DISTRICT  
SATURDAY NIGHT-SUNDAY (GREATEST CHANCE IN WESTERN AREAS). HIGH  
TEMPERATURES WILL GENERALLY BE IN THE 30S AND 40S TODAY THEN 40S  
AND 50S THURSDAY. RMS  
 
MTZ123-202315-  
GALLATIN NATIONAL FOREST-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY.  
* MAX TEMPERATURE.......34-41 AT 5000 FEET...26-36 AT 7000 FEET.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........47-52 PERCENT.  
* 24 HR TREND.........3 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............SOUTHWEST 15 TO 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS  
OVERNIGHT.  
* MIN TEMPERATURE.......21-31 AT 5000 FEET...19-29 AT 7000 FEET.  
* 24 HR TREND.........17 DEGREES WARMER.  
* MAX HUMIDITY..........66-76 PERCENT AT 5000 FEET...62-72 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............SOUTHWEST 20 TO 35 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY WITH SCATTERED SNOW SHOWERS.  
* MAX TEMPERATURE.......43-51 AT 5000 FEET...33-43 AT 7000 FEET.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........55-65 PERCENT AT 5000 FEET...57-67 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........8 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTH WINDS 5 TO 15 MPH.  
* RIDGETOP.............SOUTHWEST 30 TO 45 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW  
SHOWERS. LOWS 28 TO 38. SOUTH WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW SHOWERS. LOWS  
29 TO 38. HIGHS 45 TO 55. SOUTH WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SNOW SHOWERS. LOWS 16 TO 26. HIGHS  
43 TO 51. SOUTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
9 TO 19. HIGHS 29 TO 39. WEST WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 11 TO 21.  
HIGHS 29 TO 39.    
TUESDAY
 
PARTLY SUNNY. SCATTERED SNOW SHOWERS. HIGHS 29 TO 39.  
 

 
 
MTZ124-202315-  
WHEATLAND COUNTY/SWEET GRASS COUNTY-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......34-39.  
* 24 HR TREND.........1 DEGREE COOLER.  
* MIN HUMIDITY..........37-42 PERCENT.  
* 24 HR TREND.........5 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 10 MPH IN THE MORNING  
SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......17-22.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MAX HUMIDITY..........74-79 PERCENT.  
* 24 HR TREND.........6 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 5 TO 10 MPH IN THE EVENING  
SHIFTING TO THE WEST OVERNIGHT.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......45-50.  
* 24 HR TREND.........11 DEGREES WARMER.  
* MIN HUMIDITY..........44-49 PERCENT.  
* 24 HR TREND.........7 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 10 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 23 TO 28. SOUTHWEST WINDS 5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW SHOWERS. LOWS  
21 TO 26. HIGHS 38 TO 43. SOUTH WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS AND SHOWERS.  
LOWS 14 TO 19. HIGHS 41 TO 46. NORTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
9 TO 14. HIGHS 27 TO 32. NORTH WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. LOWS 12 TO 17. HIGHS 30 TO 35.    
TUESDAY
 
PARTLY SUNNY. HIGHS 32 TO 37.  
 

 
 
MTZ125-202315-  
STILLWATER COUNTY-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......35-40.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MIN HUMIDITY..........40-45 PERCENT.  
* 24 HR TREND.........4 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............SOUTHWEST WINDS 5 TO 10 MPH IN THE MORNING  
SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......20-25.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MAX HUMIDITY..........70-75 PERCENT.  
* 24 HR TREND.........UNCHANGED.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......47-52.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MIN HUMIDITY..........47-52 PERCENT.  
* 24 HR TREND.........7 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND  
ISOLATED SNOW SHOWERS. LOWS 26 TO 31. SOUTHWEST WINDS 5 TO  
10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 26 TO 31. HIGHS  
46 TO 51. SOUTH WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SNOW SHOWERS.  
LOWS 19 TO 24. HIGHS 47 TO 52. WEST WINDS 5 TO 10 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
10 TO 15. HIGHS 31 TO 36. NORTH WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 14 TO 19.  
HIGHS 33 TO 38.    
TUESDAY
 
PARTLY SUNNY. ISOLATED SNOW SHOWERS. HIGHS 35 TO 40.  
 

 
 
MTZ126-202315-  
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......28-37 AT 5000 FEET...25-35 AT 7000 FEET.  
* 24 HR TREND.........17 DEGREES WARMER.  
* MIN HUMIDITY..........37-47 PERCENT AT 5000 FEET...41-51 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........6 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 10 TO 20 MPH.  
* RIDGETOP.............WEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. PATCHY BLOWING SNOW  
OVERNIGHT.  
* MIN TEMPERATURE.......21-26.  
* 24 HR TREND.........14 DEGREES WARMER.  
* MAX HUMIDITY..........51-61 PERCENT AT 5000 FEET...53-63 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 10 TO 20 MPH.  
* RIDGETOP.............WEST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY BLOWING SNOW IN THE  
MORNING. ISOLATED SNOW SHOWERS IN THE MORNING, THEN SCATTERED  
SNOW SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE.......39-49 AT 5000 FEET...35-45 AT 7000 FEET.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........41-51 PERCENT AT 5000 FEET...48-58 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........9 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHWEST WINDS 10 TO 20 MPH.  
* RIDGETOP.............WEST 15 TO 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
28 TO 38. SOUTHWEST WINDS 5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 27 TO 37.  
HIGHS 42 TO 50. SOUTHWEST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 21 TO 28.  
HIGHS 42 TO 51. WEST WINDS 10 TO 20 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS  
12 TO 19. HIGHS 27 TO 33. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 14 TO 22.  
HIGHS 24 TO 34.    
TUESDAY
 
PARTLY SUNNY. SCATTERED SNOW SHOWERS. HIGHS 26 TO 36.  
 

 
 
MTZ127-202315-  
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......31-36.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........39-44 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHWEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......24-29.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........46-51 PERCENT.  
* 24 HR TREND.........10 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY.  
* MAX TEMPERATURE.......42-47.  
* 24 HR TREND.........11 DEGREES WARMER.  
* MIN HUMIDITY..........44-49 PERCENT.  
* 24 HR TREND.........5 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............SOUTHWEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. ISOLATED RAIN SHOWERS AND SNOW  
SHOWERS. LOWS 26 TO 31. NORTH WINDS 5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND ISOLATED  
SHOWERS. LOWS 26 TO 31. HIGHS 35 TO 40. EAST WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 19 TO 24.  
HIGHS 36 TO 41. NORTH WINDS 5 TO 10 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
11 TO 16. HIGHS 22 TO 27. NORTHEAST WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. LOWS 14 TO 19. HIGHS 23 TO 28.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 27 TO 32.  
 

 
 
MTZ128-202315-  
YELLOWSTONE COUNTY-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......36-41.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHWEST WINDS 5 TO 15 MPH IN THE MORNING  
SHIFTING TO THE SOUTHEAST 5 TO 10 MPH IN THE AFTERNOON.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......20-25.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........67-72 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......45-50.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........41-46 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............SOUTHWEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 25 TO 30. NORTHEAST WINDS  
5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 24 TO 29. HIGHS 40 TO 45. NORTHEAST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SNOW SHOWERS.  
LOWS 19 TO 24. HIGHS 43 TO 48. NORTH WINDS 5 TO 10 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
11 TO 16. HIGHS 28 TO 33. NORTHEAST WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. LOWS 12 TO 17. HIGHS 30 TO 35.    
TUESDAY
 
PARTLY SUNNY. HIGHS 32 TO 37.  
 

 
 
MTZ129-202315-  
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......29-39 AT 5000 FEET...26-33 AT 7000 FEET.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........40-50 PERCENT AT 5000 FEET...44-53 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........38 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 25 TO 40 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......23-29 AT 5000 FEET...21-27 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........46-51 PERCENT.  
* 24 HR TREND.........11 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......42-52 AT 5000 FEET...37-46 AT 7000 FEET.  
* 24 HR TREND.........14 DEGREES WARMER.  
* MIN HUMIDITY..........42-52 PERCENT AT 5000 FEET...45-55 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 29 TO 38. SOUTHEAST WINDS  
5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 29 TO 39. HIGHS 41 TO 51. SOUTHEAST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND SHOWERS.  
LOWS 21 TO 27. HIGHS 41 TO 51. NORTHWEST WINDS 5 TO 10 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
13 TO 18. HIGHS 25 TO 35. NORTH WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 15 TO 22.  
HIGHS 23 TO 33.    
TUESDAY
 
MOSTLY SUNNY. ISOLATED SNOW SHOWERS. HIGHS 27 TO 37.  
 

 
 
MTZ130-202315-  
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......34-39.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........15 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........4.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......17-22.  
* 24 HR TREND.........2 DEGREES COOLER.  
* MAX HUMIDITY..........60-65 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............LIGHT WINDS IN THE EVENING BECOMING EAST 5  
TO 10 MPH OVERNIGHT.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......42-47.  
* 24 HR TREND.........8 DEGREES WARMER.  
* MIN HUMIDITY..........32-37 PERCENT.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 23 TO 28. NORTHEAST WINDS  
5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. ISOLATED RAIN SHOWERS AND SNOW SHOWERS.  
LOWS 21 TO 26. HIGHS 37 TO 42. EAST WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW SHOWERS.  
LOWS 16 TO 21. HIGHS 38 TO 43. NORTH WINDS 5 TO 10 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
8 TO 13. HIGHS 25 TO 30. NORTH WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 9 TO 14.  
HIGHS 25 TO 30.    
TUESDAY
 
PARTLY SUNNY. HIGHS 27 TO 32.  
 

 
 
MTZ131-202315-  
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT  
CUSTER NATL FOREST-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......36-41.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........20 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 35 TO 50 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......16-21.  
* 24 HR TREND.........UNCHANGED.  
* MAX HUMIDITY..........59-64 PERCENT.  
* 24 HR TREND.........9 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........LIGHT WINDS IN THE EVENING BECOMING SOUTH 5  
TO 10 MPH OVERNIGHT.  
* RIDGETOP.............NORTHWEST 15 TO 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......48-53.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MIN HUMIDITY..........33-38 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTH WINDS 5 TO 10 MPH.  
* RIDGETOP.............WEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 23 TO 28. LIGHT WINDS.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 22 TO 27. HIGHS 46 TO 51. SOUTHEAST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND SNOW SHOWERS.  
LOWS 17 TO 22. HIGHS 45 TO 50. NORTH WINDS 5 TO 10 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
9 TO 14. HIGHS 29 TO 34. NORTH WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 9 TO 14. HIGHS 30 TO 35.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 33 TO 38.  
 

 
 
MTZ132-202315-  
CUSTER COUNTY-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......30-35.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........16 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 35 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........4.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......15-20.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MAX HUMIDITY..........68-73 PERCENT.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 10 MPH IN THE EVENING  
BECOMING LIGHT OVERNIGHT.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......41-46.  
* 24 HR TREND.........11 DEGREES WARMER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 22 TO 27. SOUTHEAST WINDS  
5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 22 TO 27. HIGHS 36 TO 41. EAST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS 16 TO 21.  
HIGHS 36 TO 41. EAST WINDS 5 TO 15 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 8 TO  
13. HIGHS 23 TO 28. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. LOWS 10 TO 15. HIGHS 22 TO 27.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 26 TO 31.  
 

 
 
MTZ133-202315-  
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......33-38.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........34-39 PERCENT.  
* 24 HR TREND.........30 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WINDY. NORTHWEST WINDS 20 TO 35 MPH WITH  
GUSTS TO AROUND 50 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........4.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......14-19.  
* 24 HR TREND.........4 DEGREES COOLER.  
* MAX HUMIDITY..........66-71 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......41-46.  
* 24 HR TREND.........8 DEGREES WARMER.  
* MIN HUMIDITY..........27-32 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTH WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 20 TO 25. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 18 TO 23. HIGHS 42 TO 47. SOUTHEAST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. LOWS 17 TO 22. HIGHS 36 TO 41.  
SOUTHEAST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 8 TO 13.  
HIGHS 27 TO 32. NORTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 9 TO 14. HIGHS 27 TO 32.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 32 TO 37.  
 

 
 
WYZ274-202315-  
SHERIDAN COUNTY-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......37-42.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........33-38 PERCENT.  
* 24 HR TREND.........18 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 10 MPH IN THE MORNING  
SHIFTING TO THE NORTHEAST IN THE AFTERNOON.  
* RIDGETOP.............NORTHWEST 20 TO 35 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......15-20.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MAX HUMIDITY..........86-91 PERCENT.  
* 24 HR TREND.........13 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........LIGHT WINDS.  
* RIDGETOP.............WEST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......50-55.  
* 24 HR TREND.........13 DEGREES WARMER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........5 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........LIGHT WINDS.  
* RIDGETOP.............WEST 15 TO 30 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 24 TO 29. LIGHT WINDS.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 25 TO 30. HIGHS 52 TO 57. LIGHT  
WINDS.    
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW SHOWERS.  
LOWS 17 TO 22. HIGHS 51 TO 56. WEST WINDS 5 TO 10 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS  
9 TO 14. HIGHS 33 TO 38. NORTH WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 10 TO 15.  
HIGHS 33 TO 38.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 37 TO 42.  
 

 
 
WYZ284-202315-  
BIGHORN NATIONAL FOREST-  
336 AM MST WED NOV 20 2024  
   
TODAY
 
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......27-32.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MIN HUMIDITY..........41-46 PERCENT.  
* 24 HR TREND.........15 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......15-20.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MAX HUMIDITY..........67-72 PERCENT.  
* 24 HR TREND.........UNCHANGED.  
* WIND (20 FT)  
* AT BURGESS JCT.......SOUTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
THURSDAY
 
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......40-45.  
* 24 HR TREND.........13 DEGREES WARMER.  
* MIN HUMIDITY..........48-53 PERCENT.  
* 24 HR TREND.........7 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......SOUTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 24 TO 29. SOUTHWEST WINDS  
5 TO 15 MPH.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 24 TO 29. HIGHS 42 TO 47. SOUTHWEST  
WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 12 TO 17.  
HIGHS 39 TO 44. WEST WINDS 5 TO 15 MPH.    
SUNDAY
 
COLDER. MOSTLY CLOUDY. NUMEROUS SNOW SHOWERS. LOWS 5 TO  
10. HIGHS 22 TO 27. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 7 TO 12.  
HIGHS 22 TO 27.    
TUESDAY
 
PARTLY SUNNY. ISOLATED SNOW SHOWERS. HIGHS 24 TO 29.  
 

 
 
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