353  
FNUS55 KBYZ 090815  
FWFBYZ  
 
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA  
NATIONAL WEATHER SERVICE BILLINGS MT  
215 AM MDT THU MAY 9 2024  
   
DISCUSSION
 
 
ONE MORE DAY OF RAIN AND MOUNTAIN SNOW EXPECTED BEFORE THE  
PRECIPITATION STARTS TO WIND DOWN OVER THE AREA TONIGHT. SO LOOK  
FOR CONTINUED COOL AND WET WEATHER TODAY, ESPECIALLY ALONG NORTH  
FACING SLOPES OF THE HIGHER TERRAIN. SHOWERS WILL BE A LITTLE LESS  
NUMEROUS TODAY IN EASTERN DISTRICTS. FRIDAY AND INTO THE WEEKEND  
WILL SEE A WARMING TREND WITH DRY CONDITIONS. BT  
 
MTZ123-092200-  
GALLATIN NATIONAL FOREST-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........CLOUDY. PATCHY FOG IN THE MORNING. SNOW  
LIKELY IN THE MORNING, THEN SCATTERED RAIN SHOWERS AND SNOW  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE.......45-55 AT 5000 FEET...37-47 AT 7000 FEET.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........60-70 PERCENT AT 5000 FEET...64-74 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........23 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHEAST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................50 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......31-40 AT 5000 FEET...24-34 AT 7000 FEET.  
* 24 HR TREND.........1 DEGREE COOLER.  
* MAX HUMIDITY..........89-94 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........EAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............EAST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......56-66 AT 5000 FEET...46-56 AT 7000 FEET.  
* 24 HR TREND.........10 DEGREES WARMER.  
* MIN HUMIDITY..........38-48 PERCENT AT 5000 FEET...43-53 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........21 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 10 MPH IN THE MORNING  
SHIFTING TO THE NORTHWEST IN THE AFTERNOON.  
* RIDGETOP.............LIGHT WINDS.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 34 TO 40. SOUTHEAST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 40 TO 46. HIGHS 63 TO 73.  
SOUTHWEST WINDS 5 TO 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 42 TO 48. HIGHS 65 TO 75. SOUTHWEST  
WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 40 TO 47. HIGHS  
65 TO 73. WEST WINDS 5 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 38 TO 45. HIGHS 60 TO 69.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS, ISOLATED  
THUNDERSTORMS AND SNOW SHOWERS. HIGHS 59 TO 67.  
 

 
 
MTZ124-092200-  
WHEATLAND COUNTY/SWEET GRASS COUNTY-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY WITH SCATTERED RAIN SHOWERS.  
* MAX TEMPERATURE.......53-58.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........59-64 PERCENT.  
* 24 HR TREND.........9 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......31-36.  
* 24 HR TREND.........2 DEGREES COOLER.  
* MAX HUMIDITY..........91-96 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......63-68.  
* 24 HR TREND.........10 DEGREES WARMER.  
* MIN HUMIDITY..........33-38 PERCENT.  
* 24 HR TREND.........26 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 37 TO 42. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 42 TO 47. HIGHS 70 TO 75. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 45 TO 50. HIGHS  
72 TO 77. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 42 TO 47. HIGHS 70 TO 75. WEST WINDS 10 TO  
20 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 40 TO 45. HIGHS 64 TO 69.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS 63 TO 68.  
 

 
 
MTZ125-092200-  
STILLWATER COUNTY-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........CLOUDY WITH RAIN LIKELY.  
* MAX TEMPERATURE.......50-55.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........67-72 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................70 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS IN  
THE EVENING. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......36-41.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MAX HUMIDITY..........85-90 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................20 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......61-66.  
* 24 HR TREND.........11 DEGREES WARMER.  
* MIN HUMIDITY..........43-48 PERCENT.  
* 24 HR TREND.........24 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 10 MPH IN THE MORNING  
SHIFTING TO THE EAST IN THE AFTERNOON.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 37 TO 42. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 42 TO 47. HIGHS 69 TO 74. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 44 TO 49. HIGHS  
71 TO 76. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 44 TO 49. HIGHS 72 TO 77. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 40 TO 45. HIGHS 65 TO 70.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS 64 TO 69.  
 

 
 
MTZ126-092200-  
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........CLOUDY WITH SNOW.  
* MAX TEMPERATURE.......46-53 AT 5000 FEET...37-47 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MIN HUMIDITY..........72-82 PERCENT AT 5000 FEET...77-87 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........2 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 10 TO 20 MPH.  
* RIDGETOP.............NORTHEAST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................80 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN  
THE EVENING, THEN ISOLATED SNOW SHOWERS OVERNIGHT. PATCHY FOG  
OVERNIGHT.  
* MIN TEMPERATURE.......36-41 AT 5000 FEET...28-38 AT 7000 FEET.  
* 24 HR TREND.........UNCHANGED.  
* MAX HUMIDITY..........82-92 PERCENT AT 5000 FEET...84-94 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........2 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHEAST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................30 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY IN THE MORNING THEN CLEARING.  
PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......53-63 AT 5000 FEET...47-57 AT 7000 FEET.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........44-54 PERCENT AT 5000 FEET...56-66 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........21 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTH WINDS 5 TO 10 MPH.  
* RIDGETOP.............SOUTH 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 38 TO 44. SOUTHWEST WINDS 5 TO  
15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 43 TO 48. HIGHS 62 TO 71. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 46 TO 51. HIGHS  
65 TO 73. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 45 TO 50. HIGHS 66 TO 74. WEST WINDS 10 TO  
20 MPH.    
TUESDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS WITH POSSIBLE SNOW  
SHOWERS AND THUNDERSTORMS. LOWS 42 TO 47. HIGHS 59 TO 67.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS, SNOW SHOWERS AND  
ISOLATED THUNDERSTORMS. HIGHS 58 TO 66.  
 

 
 
MTZ127-092200-  
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY WITH SCATTERED RAIN SHOWERS.  
* MAX TEMPERATURE.......53-58.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........66-71 PERCENT.  
* 24 HR TREND.........25 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................30 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
EVENING. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......38-43.  
* 24 HR TREND.........1 DEGREE COOLER.  
* MAX HUMIDITY..........80-85 PERCENT.  
* 24 HR TREND.........12 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......61-66.  
* 24 HR TREND.........8 DEGREES WARMER.  
* MIN HUMIDITY..........39-44 PERCENT.  
* 24 HR TREND.........27 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 42 TO 47. SOUTHWEST WINDS 5 TO  
15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 47 TO 52. HIGHS 70 TO 75. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
49 TO 54. HIGHS 70 TO 75. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 46 TO 51. HIGHS  
70 TO 75. NORTHWEST WINDS 10 TO 20 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 43 TO 48. HIGHS 62 TO 67.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS 62 TO 67.  
 

 
 
MTZ128-092200-  
YELLOWSTONE COUNTY-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH RAIN LIKELY.  
* MAX TEMPERATURE.......57-62.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........63-68 PERCENT.  
* 24 HR TREND.........17 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................50 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. SCATTERED RAIN SHOWERS IN  
THE EVENING. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......39-44.  
* 24 HR TREND.........UNCHANGED.  
* MAX HUMIDITY..........89-94 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......64-69.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........36-41 PERCENT.  
* 24 HR TREND.........27 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 42 TO 47. SOUTHWEST WINDS 5 TO  
15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 46 TO 51. HIGHS 73 TO 78. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
49 TO 54. HIGHS 75 TO 80. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 48 TO 53. HIGHS 76 TO 81. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 44 TO 49. HIGHS 67 TO 72.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS 67 TO 72.  
 

 
 
MTZ129-092200-  
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. PATCHY FOG IN THE MORNING.  
SCATTERED RAIN SHOWERS IN THE MORNING, THEN RAIN LIKELY IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......43-53 AT 5000 FEET...37-43 AT 7000 FEET.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........73-83 PERCENT AT 5000 FEET...85-95 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........17 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHEAST 15 TO 25 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................30 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS IN  
THE EVENING. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......35-42 AT 5000 FEET...32-37 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........88-98 PERCENT AT 5000 FEET...100 PERCENT AT  
7000 FEET.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHEAST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY IN THE MORNING THEN CLEARING.  
PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......52-62 AT 5000 FEET...44-51 AT 7000 FEET.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........46-56 PERCENT AT 5000 FEET...66-75 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........29 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............LIGHT WINDS.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 38 TO 44. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 44 TO 50. HIGHS 61 TO 71.  
SOUTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
46 TO 51. HIGHS 64 TO 74. SOUTHWEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 43 TO 51. HIGHS 64 TO 74. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 40 TO 47. HIGHS 58 TO 68.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS 57 TO 67.  
 

 
 
MTZ130-092200-  
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........AREAS OF FOG IN THE MORNING. PARTLY SUNNY  
WITH SCATTERED RAIN SHOWERS.  
* MAX TEMPERATURE.......62-67.  
* 24 HR TREND.........11 DEGREES WARMER.  
* MIN HUMIDITY..........54-59 PERCENT.  
* 24 HR TREND.........13 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................20 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
EVENING. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......40-45.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........92-97 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......66-71.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........16 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............WEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 42 TO 47. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 47 TO 52. HIGHS 74 TO 79. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
49 TO 54. HIGHS 75 TO 80. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 49 TO 54. HIGHS 76 TO 81. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 43 TO 48. HIGHS  
67 TO 72.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS 67 TO 72.  
 

 
 
MTZ131-092200-  
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT  
CUSTER NATL FOREST-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.  
ISOLATED RAIN SHOWERS IN THE MORNING, THEN SCATTERED RAIN SHOWERS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......57-62.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........59-64 PERCENT.  
* 24 HR TREND.........13 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHEAST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................30 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS IN  
THE EVENING. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......38-43.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........94-99 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTH 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......64-69.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........21 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 37 TO 42. WEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 43 TO 48. HIGHS 72 TO 77. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
46 TO 51. HIGHS 74 TO 79. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 44 TO 49. HIGHS 74 TO 79. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 40 TO 45. HIGHS 65 TO 70.    
WEDNESDAY
 
MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS 65 TO 70.  
 

 
 
MTZ132-092200-  
CUSTER COUNTY-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.  
ISOLATED RAIN SHOWERS IN THE MORNING, THEN SCATTERED RAIN SHOWERS  
IN THE AFTERNOON.  
* MAX TEMPERATURE.......59-64.  
* 24 HR TREND.........11 DEGREES WARMER.  
* MIN HUMIDITY..........55-60 PERCENT.  
* 24 HR TREND.........14 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH ISOLATED RAIN SHOWERS IN  
THE EVENING, THEN MOSTLY CLEAR OVERNIGHT. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......40-45.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........84-89 PERCENT.  
* 24 HR TREND.........14 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......63-68.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........39-44 PERCENT.  
* 24 HR TREND.........16 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
CLEAR. LOWS 40 TO 45. WEST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 45 TO 50. HIGHS 71 TO 76.  
SOUTHWEST WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
48 TO 53. HIGHS 71 TO 76. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 46 TO 51. HIGHS 74 TO 79. WEST WINDS 10 TO  
20 MPH.    
TUESDAY
 
COOLER. MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 40 TO  
45. HIGHS 64 TO 69.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HIGHS 63 TO 68.  
 

 
 
MTZ133-092200-  
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. SCATTERED RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......61-66.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MIN HUMIDITY..........50-55 PERCENT.  
* 24 HR TREND.........31 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................LESS THAN 10 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE  
EVENING. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......40-45.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........87-92 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
   
FRIDAY
 
 
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.......65-70.  
* 24 HR TREND.........4 DEGREES WARMER.  
* MIN HUMIDITY..........36-41 PERCENT.  
* 24 HR TREND.........14 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
CLEAR. LOWS 38 TO 43. WEST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 44 TO 49. HIGHS 74 TO 79. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
46 TO 51. HIGHS 74 TO 79. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 46 TO 51. HIGHS 77 TO 82. WEST WINDS 10 TO  
20 MPH.    
TUESDAY
 
COOLER. PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 41 TO  
46. HIGHS 67 TO 72.    
WEDNESDAY
 
MOSTLY SUNNY. ISOLATED SHOWERS. HIGHS 66 TO 71.  
 

 
 
WYZ274-092200-  
SHERIDAN COUNTY-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. PATCHY FOG IN THE MORNING.  
SCATTERED RAIN SHOWERS IN THE MORNING, THEN RAIN LIKELY IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......54-59.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........59-64 PERCENT.  
* 24 HR TREND.........21 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHEAST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................30 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS IN  
THE EVENING. PATCHY FOG OVERNIGHT.  
* MIN TEMPERATURE.......37-42.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........91-96 PERCENT.  
* 24 HR TREND.........6 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........WEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHEAST 10 TO 20 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................20 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY IN THE MORNING THEN CLEARING.  
* MAX TEMPERATURE.......63-68.  
* 24 HR TREND.........9 DEGREES WARMER.  
* MIN HUMIDITY..........41-46 PERCENT.  
* 24 HR TREND.........18 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............LIGHT WINDS.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................ZERO.  
* HAINES INDEX..........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 34 TO 39. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 70 TO 75. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
43 TO 48. HIGHS 72 TO 77. WEST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 43 TO 48. HIGHS 73 TO 78. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS. LOWS 40 TO 45. HIGHS 65 TO 70.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS 64 TO 69.  
 

 
 
WYZ284-092200-  
BIGHORN NATIONAL FOREST-  
215 AM MDT THU MAY 9 2024  
   
TODAY
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN  
THE MORNING, THEN SNOW LIKELY IN THE AFTERNOON.  
* MAX TEMPERATURE.......38-43.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........66-71 PERCENT.  
* 24 HR TREND.........20 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTH WINDS 5 TO 15 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................30 PERCENT.  
* HAINES INDEX..........2.  
   
TONIGHT
 
 
* SKY/WEATHER...........MOSTLY CLOUDY. AREAS OF FOG IN THE EVENING.  
SCATTERED RAIN SHOWERS AND SNOW SHOWERS IN THE EVENING, THEN  
ISOLATED RAIN SHOWERS AND SNOW SHOWERS OVERNIGHT.  
* MIN TEMPERATURE.......25-30.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MAX HUMIDITY..........100 PERCENT.  
* 24 HR TREND.........UNCHANGED.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHWEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................30 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...........PARTLY SUNNY. ISOLATED SNOW SHOWERS IN THE  
MORNING, THEN ISOLATED RAIN SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE.......45-50.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MIN HUMIDITY..........57-62 PERCENT.  
* 24 HR TREND.........9 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......WEST WINDS 5 TO 10 MPH.  
* LAL...................1...NO THUNDERSTORMS.  
* CWR...................10 PERCENT.  
* HAINES INDEX..........2.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 26 TO 31. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 32 TO 37. HIGHS 53 TO 58. WEST  
WINDS 5 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 35 TO 40. HIGHS 55 TO 60. WEST WINDS 5 TO  
15 MPH.    
MONDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS. LOWS 34 TO 39. HIGHS 56 TO 61. WEST WINDS 10 TO  
20 MPH.    
TUESDAY
 
MOSTLY CLOUDY. NUMEROUS SHOWERS, SCATTERED  
THUNDERSTORMS AND SNOW SHOWERS. LOWS 31 TO 36. HIGHS 51 TO 56.    
WEDNESDAY
 
PARTLY SUNNY. SCATTERED SHOWERS, SNOW SHOWERS AND  
ISOLATED THUNDERSTORMS. HIGHS 49 TO 54.  
 

 
 
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