303  
FNUS55 KBYZ 111939  
FWFBYZ  
 
FIRE WEATHER PLANNING FORECAST FOR SCEN AND SERN MONTANA  
NATIONAL WEATHER SERVICE BILLINGS MT  
139 PM MDT MON MAY 11 2026  
 
...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR MOST OF  
SOUTHEAST MONTANA... AND PORTIONS OF NORTHWEST SOUTH DAKOTA...  
   
DISCUSSION  
 
ELEVATED TO CRITICAL FIRE WEATHER CONDITIONS CONTINUE FOR  
PORTIONS OF EAST CENTRAL AND SOUTHEASTERN MONTANA AND INTO THE  
DAKOTAS THROUGH THIS EVENING.  
 
ABOVE NORMAL TEMPERATURES AND DRY CONDITIONS PERSIST THROUGH  
WEDNESDAY. HIGH TEMPERATURES WILL RANGE FROM 70S TO LOW 90S, WITH  
WEDNESDAY BEING THE WARMEST. MINIMUM RH VALUES WILL BE IN THE  
TEENS AND 20S THROUGH WEDNESDAY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS RETURNS FOR THE LATTER HALF OF THE WEEK. THERE IS  
LOW TO MODERATE CONFIDENCE IN GUSTY TO STRONG WINDS (40 TO 55 MPH,  
STRONGEST WEST OF BILLINGS) ACROSS SOUTHERN MT ON THURSDAY.  
 
MTZ123-121015-  
GALLATIN NATIONAL FOREST-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......38-48 AT 5000 FEET...33-43 AT 7000 FEET.  
* 24 HR TREND.........5 DEGREES COOLER.  
* MAX HUMIDITY..........42-47 PERCENT.  
* 24 HR TREND.........10 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH IN THE EVENING  
SHIFTING TO THE SOUTH 5 TO 10 MPH OVERNIGHT.  
* RIDGETOP.............LIGHT WINDS.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......74-84 AT 5000 FEET...60-70 AT 7000 FEET.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MIN HUMIDITY..........13-23 PERCENT AT 5000 FEET...17-27 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........2 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTH WINDS 5 TO 10 MPH IN THE MORNING  
SHIFTING TO THE NORTH IN THE AFTERNOON.  
* RIDGETOP.............NORTH 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......42-52 AT 5000 FEET...40-50 AT 7000 FEET.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MAX HUMIDITY..........38-43 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............SOUTH 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......81-89 AT 5000 FEET...68-78 AT 7000 FEET.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MIN HUMIDITY..........8-18 PERCENT AT 5000 FEET...12-22 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........UNCHANGED.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTH WINDS 10 TO 20 MPH. GUSTS UP TO 35 MPH  
IN THE AFTERNOON.  
* RIDGETOP.............SOUTHWEST 10 TO 20 MPH.  
* CHANCE OF LIGHTNING...6 PERCENT.  
* CWR...................LESS THAN 10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
MOSTLY CLOUDY. SCATTERED SHOWERS AND SNOW  
SHOWERS. LOWS 43 TO 53. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS  
TO AROUND 35 MPH.    
THURSDAY  
MUCH COOLER. PARTLY CLOUDY. SCATTERED SHOWERS, SNOW  
SHOWERS AND ISOLATED THUNDERSTORMS. LOWS 36 TO 46. HIGHS 61 TO  
71. WEST WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.    
FRIDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
36 TO 46. HIGHS 64 TO 73. SOUTHWEST WINDS 5 TO 15 MPH.    
SATURDAY  
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS, SHOWERS AND  
ISOLATED THUNDERSTORMS. LOWS 30 TO 40. HIGHS 59 TO 68. WEST WINDS  
5 TO 15 MPH.    
SUNDAY  
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 29 TO 38. HIGHS 51 TO 59.    
MONDAY  
NOT AS COOL. MOSTLY SUNNY. ISOLATED SHOWERS AND SNOW  
SHOWERS. HIGHS 59 TO 66.  
 
 
 
MTZ124-121015-  
WHEATLAND COUNTY/SWEET GRASS COUNTY-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......38-43.  
* 24 HR TREND.........7 DEGREES COOLER.  
* MAX HUMIDITY..........64-69 PERCENT.  
* 24 HR TREND.........12 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 10 TO 20 MPH WITH GUSTS TO  
AROUND 30 MPH IN THE EVENING BECOMING NORTHWEST 5 TO 10 MPH  
OVERNIGHT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......72-77.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MIN HUMIDITY..........19-24 PERCENT.  
* 24 HR TREND.........7 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............SOUTHEAST WINDS 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......41-46.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........57-62 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHEAST WINDS 10 TO 20 MPH IN THE EVENING  
BECOMING NORTHEAST 5 TO 10 MPH OVERNIGHT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY. ISOLATED RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......84-89.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MIN HUMIDITY..........16-21 PERCENT.  
* 24 HR TREND.........3 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHWEST WINDS 5 TO 10 MPH IN THE MORNING  
INCREASING TO SOUTHEAST 15 TO 25 MPH WITH GUSTS TO AROUND 30 MPH  
IN THE AFTERNOON.  
* CHANCE OF LIGHTNING...12 PERCENT.  
* CWR...................LESS THAN 10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
WINDY. MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS  
45 TO 50. WEST WINDS 15 TO 30 MPH WITH GUSTS TO AROUND 50 MPH.    
THURSDAY  
MUCH COOLER. WINDY. MOSTLY CLEAR. ISOLATED SHOWERS.  
LOWS 39 TO 44. HIGHS 64 TO 69. WEST WINDS 25 TO 40 MPH WITH GUSTS  
TO AROUND 60 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS 38 TO 43. HIGHS 66 TO 71. NORTHWEST  
WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH.    
SATURDAY  
MOSTLY CLOUDY. SCATTERED SHOWERS, ISOLATED  
THUNDERSTORMS AND SNOW SHOWERS. LOWS 34 TO 39. HIGHS 62 TO 67.  
NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH.    
SUNDAY  
MOSTLY CLOUDY. ISOLATED SHOWERS, THUNDERSTORMS AND SNOW  
SHOWERS. LOWS 32 TO 37. HIGHS 54 TO 59.    
MONDAY  
MOSTLY SUNNY. HIGHS 61 TO 66.  
 
 
 
MTZ125-121015-  
STILLWATER COUNTY-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......43-48.  
* 24 HR TREND.........6 DEGREES COOLER.  
* MAX HUMIDITY..........55-60 PERCENT.  
* 24 HR TREND.........14 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH IN THE EVENING  
BECOMING LIGHT OVERNIGHT.  
* CHANCE OF LIGHTNING...3 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......75-80.  
* 24 HR TREND.........6 DEGREES COOLER.  
* MIN HUMIDITY..........22-27 PERCENT.  
* 24 HR TREND.........4 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......46-51.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........47-52 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHEAST WINDS 5 TO 10 MPH IN THE EVENING  
SHIFTING TO THE SOUTHWEST OVERNIGHT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......86-91.  
* 24 HR TREND.........11 DEGREES WARMER.  
* MIN HUMIDITY..........12-17 PERCENT.  
* 24 HR TREND.........10 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTH WINDS 5 TO 10 MPH IN THE MORNING  
INCREASING TO SOUTHEAST 10 TO 20 MPH WITH GUSTS TO AROUND 35 MPH  
IN THE AFTERNOON.  
* CHANCE OF LIGHTNING...5 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
PARTLY CLOUDY. LOWS 50 TO 55. SOUTHWEST WINDS  
10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH.    
THURSDAY  
NOT AS WARM. MOSTLY CLEAR. ISOLATED SHOWERS. LOWS  
41 TO 46. HIGHS 71 TO 76. WEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 50 MPH.    
FRIDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
42 TO 47. HIGHS 72 TO 77. WEST WINDS 5 TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH.    
SATURDAY  
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 37 TO 42. HIGHS 70 TO 75. NORTHWEST WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. SCATTERED SHOWERS, SNOW SHOWERS  
AND ISOLATED THUNDERSTORMS. LOWS 34 TO 39. HIGHS 58 TO 63.    
MONDAY  
MOSTLY SUNNY. HIGHS 64 TO 69.  
 
 
 
MTZ126-121015-  
BEARTOOTH RANGER DISTRICT CUSTER NATIONAL FOREST-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY WITH ISOLATED SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR OVERNIGHT.  
* MIN TEMPERATURE.......44-51 AT 5000 FEET...36-46 AT 7000 FEET.  
* 24 HR TREND.........9 DEGREES COOLER.  
* MAX HUMIDITY..........46-56 PERCENT AT 5000 FEET...53-63 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........20 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTHWEST 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...15 PERCENT.  
* CWR...................LESS THAN 10 PERCENT.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......67-77 AT 5000 FEET...59-69 AT 7000 FEET.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MIN HUMIDITY..........19-28 PERCENT AT 5000 FEET...24-34 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........12 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........EAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............EAST 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................LESS THAN 10 PERCENT.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......47-57 AT 5000 FEET...43-53 AT 7000 FEET.  
* 24 HR TREND.........7 DEGREES WARMER.  
* MAX HUMIDITY..........45-50 PERCENT.  
* 24 HR TREND.........15 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 15 MPH.  
* RIDGETOP.............SOUTHWEST 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........SUNNY. ISOLATED RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.......80-90 AT 5000 FEET...71-81 AT 7000 FEET.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MIN HUMIDITY..........13-19 PERCENT AT 5000 FEET...14-24 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........14 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHWEST WINDS 5 TO 15 MPH IN THE MORNING  
INCREASING TO SOUTH 15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH IN  
THE AFTERNOON.  
* RIDGETOP.............SOUTH 15 TO 30 MPH.  
* CHANCE OF LIGHTNING...6 PERCENT.  
* CWR...................LESS THAN 10 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
PARTLY CLOUDY. LOWS 51 TO 57. SOUTHWEST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH.    
THURSDAY  
COOLER, WINDY. MOSTLY CLEAR. ISOLATED SHOWERS AND  
SNOW SHOWERS. LOWS 42 TO 48. HIGHS 64 TO 74. WEST WINDS 15 TO  
30 MPH WITH GUSTS TO AROUND 60 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS 42 TO 49. HIGHS 64 TO 73. WEST WINDS  
10 TO 20 MPH WITH GUSTS TO AROUND 45 MPH.    
SATURDAY  
PARTLY CLOUDY. SCATTERED SNOW SHOWERS, SHOWERS AND  
ISOLATED THUNDERSTORMS. LOWS 38 TO 43. HIGHS 64 TO 73. WEST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 50 MPH.    
SUNDAY  
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND  
ISOLATED THUNDERSTORMS. LOWS 35 TO 40. HIGHS 52 TO 59.    
MONDAY  
MOSTLY SUNNY. ISOLATED SNOW SHOWERS. HIGHS 57 TO 65.  
 
 
 
MTZ127-121015-  
GOLDEN VALLEY COUNTY/MUSSELSHELL COUNTY-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......46-51.  
* 24 HR TREND.........10 DEGREES COOLER.  
* MAX HUMIDITY..........48-53 PERCENT.  
* 24 HR TREND.........11 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 15 MPH. GUSTS UP TO 30 MPH  
IN THE EVENING.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......68-73.  
* 24 HR TREND.........6 DEGREES COOLER.  
* MIN HUMIDITY..........21-26 PERCENT.  
* 24 HR TREND.........5 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 10 MPH IN THE MORNING  
SHIFTING TO THE EAST 5 TO 15 MPH IN THE AFTERNOON.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......51-56.  
* 24 HR TREND.........5 DEGREES WARMER.  
* MAX HUMIDITY..........37-42 PERCENT.  
* 24 HR TREND.........11 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHEAST WINDS 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......83-88.  
* 24 HR TREND.........15 DEGREES WARMER.  
* MIN HUMIDITY..........17-22 PERCENT.  
* 24 HR TREND.........4 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHEAST WINDS 10 TO 20 MPH. GUSTS UP TO 35  
MPH IN THE AFTERNOON.  
* CHANCE OF LIGHTNING...3 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 57 TO  
62. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH.    
THURSDAY  
COOLER, WINDY. PARTLY CLOUDY. SCATTERED SHOWERS. LOWS  
48 TO 53. HIGHS 66 TO 71. WEST WINDS 15 TO 30 MPH WITH GUSTS TO  
AROUND 50 MPH.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 47 TO 52. HIGHS  
66 TO 71. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
35 MPH.    
SATURDAY  
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 42 TO 47. HIGHS 64 TO 69. NORTH WINDS 10 TO  
20 MPH WITH GUSTS TO AROUND 35 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 38 TO 43.  
HIGHS 54 TO 59.    
MONDAY  
MOSTLY SUNNY. HIGHS 59 TO 64.  
 
 
 
MTZ128-121015-  
YELLOWSTONE COUNTY-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......45-50.  
* 24 HR TREND.........7 DEGREES COOLER.  
* MAX HUMIDITY..........55-60 PERCENT.  
* 24 HR TREND.........11 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......74-79.  
* 24 HR TREND.........8 DEGREES COOLER.  
* MIN HUMIDITY..........20-25 PERCENT.  
* 24 HR TREND.........6 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......47-52.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MAX HUMIDITY..........54-59 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......90-95.  
* 24 HR TREND.........16 DEGREES WARMER.  
* MIN HUMIDITY..........13-18 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTH WINDS 5 TO 10 MPH IN THE MORNING  
INCREASING TO SOUTHEAST 10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH  
IN THE AFTERNOON.  
* CHANCE OF LIGHTNING...3 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
MOSTLY CLOUDY. LOWS 55 TO 60. SOUTHWEST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 35 MPH.    
THURSDAY  
NOT AS WARM. MOSTLY CLEAR. ISOLATED SHOWERS. LOWS  
46 TO 51. HIGHS 73 TO 78. WEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 45 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS 45 TO 50. HIGHS 74 TO 79. NORTHWEST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
SATURDAY  
MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 41 TO 46.  
HIGHS 72 TO 77. NORTH WINDS 5 TO 15 MPH WITH GUSTS TO AROUND  
30 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 37 TO 42. HIGHS 60 TO 65.    
MONDAY  
MOSTLY SUNNY. HIGHS 66 TO 71.  
 
 
 
MTZ129-121015-  
CROW INDIAN RESERVATION/BIGHORN CANYON REC AREA-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......42-50 AT 5000 FEET...39-45 AT 7000 FEET.  
* 24 HR TREND.........10 DEGREES COOLER.  
* MAX HUMIDITY..........48-53 PERCENT.  
* 24 HR TREND.........8 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTH 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...3 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......66-76 AT 5000 FEET...59-65 AT 7000 FEET.  
* 24 HR TREND.........4 DEGREES COOLER.  
* MIN HUMIDITY..........22-32 PERCENT AT 5000 FEET...31-37 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........9 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 10 MPH.  
* RIDGETOP.............NORTH 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......51-56.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MAX HUMIDITY..........35-40 PERCENT.  
* 24 HR TREND.........13 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............SOUTHEAST 10 TO 20 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......80-90 AT 5000 FEET...73-79 AT 7000 FEET.  
* 24 HR TREND.........15 DEGREES WARMER.  
* MIN HUMIDITY..........12-19 PERCENT AT 5000 FEET...15-20 PERCENT  
AT 7000 FEET.  
* 24 HR TREND.........11 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 10 TO 20 MPH. GUSTS UP TO 30  
MPH IN THE AFTERNOON.  
* RIDGETOP.............SOUTHEAST 10 TO 20 MPH.  
* CHANCE OF LIGHTNING...2 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
MOSTLY CLOUDY. LOWS 50 TO 60. SOUTHWEST WINDS  
10 TO 20 MPH.    
THURSDAY  
COOLER. PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 41 TO  
49. HIGHS 63 TO 73. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 40 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS 42 TO 48. HIGHS 64 TO 74. NORTHWEST  
WINDS 5 TO 15 MPH.    
SATURDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 37 TO 43. HIGHS 63 TO 73. NORTHWEST WINDS  
5 TO 15 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 34 TO 39. HIGHS 51 TO 61.    
MONDAY  
MOSTLY SUNNY. HIGHS 56 TO 66.  
 
 
 
MTZ130-121015-  
NORTHERN ROSEBUD/NORTHERN TREASURE COUNTIES-  
139 PM MDT MON MAY 11 2026  
   
..RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING  
 
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......42-47.  
* 24 HR TREND.........5 DEGREES COOLER.  
* MAX HUMIDITY..........64-69 PERCENT.  
* 24 HR TREND.........6 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO 30  
MPH IN THE EVENING.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......72-77.  
* 24 HR TREND.........6 DEGREES COOLER.  
* MIN HUMIDITY..........17-22 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......45-50.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........43-48 PERCENT.  
* 24 HR TREND.........21 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............EAST WINDS 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......89-94.  
* 24 HR TREND.........17 DEGREES WARMER.  
* MIN HUMIDITY..........14-19 PERCENT.  
* 24 HR TREND.........3 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............SOUTHEAST WINDS 10 TO 20 MPH.  
* CHANCE OF LIGHTNING...2 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
MOSTLY CLOUDY. LOWS 52 TO 57. SOUTH WINDS  
10 TO 20 MPH.    
THURSDAY  
NOT AS WARM. PARTLY CLOUDY. ISOLATED SHOWERS. LOWS  
45 TO 50. HIGHS 73 TO 78. WEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 45 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS 43 TO 48. HIGHS 72 TO 77. NORTHWEST  
WINDS 5 TO 15 MPH.    
SATURDAY  
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 40 TO 45.  
HIGHS 72 TO 77. NORTH WINDS 5 TO 15 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 36 TO 41.  
HIGHS 60 TO 65.    
MONDAY  
PARTLY SUNNY. HIGHS 64 TO 69.  
 
 
 
MTZ131-121015-  
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT  
CUSTER NATL FOREST-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......41-46.  
* 24 HR TREND.........2 DEGREES COOLER.  
* MAX HUMIDITY..........61-66 PERCENT.  
* 24 HR TREND.........13 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTH 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......72-77.  
* 24 HR TREND.........6 DEGREES COOLER.  
* MIN HUMIDITY..........18-23 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTH WINDS 5 TO 15 MPH.  
* RIDGETOP.............NORTH 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......44-49.  
* 24 HR TREND.........3 DEGREES WARMER.  
* MAX HUMIDITY..........44-49 PERCENT.  
* 24 HR TREND.........17 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 15 MPH.  
* RIDGETOP.............SOUTHEAST 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......89-94.  
* 24 HR TREND.........17 DEGREES WARMER.  
* MIN HUMIDITY..........13-18 PERCENT.  
* 24 HR TREND.........5 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 10 TO 20 MPH. GUSTS UP TO 30  
MPH IN THE AFTERNOON.  
* RIDGETOP.............SOUTHEAST 10 TO 20 MPH.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
MOSTLY CLOUDY. LOWS 53 TO 58. SOUTH WINDS  
10 TO 20 MPH.    
THURSDAY  
NOT AS WARM. PARTLY CLOUDY. ISOLATED SHOWERS. LOWS  
42 TO 47. HIGHS 73 TO 78. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS  
TO AROUND 40 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS 40 TO 45. HIGHS 71 TO 76. NORTHWEST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
SATURDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 38 TO 43. HIGHS 73 TO 78. NORTHWEST WINDS  
5 TO 15 MPH.    
SUNDAY  
COOLER. PARTLY CLOUDY. SCATTERED SHOWERS. LOWS 34 TO  
39. HIGHS 59 TO 64.    
MONDAY  
MOSTLY SUNNY. HIGHS 62 TO 67.  
 
 
 
MTZ132-121015-  
CUSTER COUNTY-  
139 PM MDT MON MAY 11 2026  
   
..RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING  
 
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......44-49.  
* 24 HR TREND.........6 DEGREES COOLER.  
* MAX HUMIDITY..........58-63 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30  
MPH IN THE EVENING.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......70-75.  
* 24 HR TREND.........8 DEGREES COOLER.  
* MIN HUMIDITY..........14-19 PERCENT.  
* 24 HR TREND.........1 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......44-49.  
* 24 HR TREND.........UNCHANGED.  
* MAX HUMIDITY..........40-45 PERCENT.  
* 24 HR TREND.........18 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHEAST WINDS 5 TO 10 MPH IN THE EVENING  
SHIFTING TO THE SOUTHEAST OVERNIGHT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......82-87.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MIN HUMIDITY..........17-22 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............SOUTHEAST WINDS 10 TO 20 MPH. GUSTS UP TO 35  
MPH IN THE AFTERNOON.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
MOSTLY CLOUDY. LOWS 56 TO 61. SOUTH WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 35 MPH.    
THURSDAY  
NOT AS WARM. MOSTLY CLEAR. ISOLATED SHOWERS. LOWS  
46 TO 51. HIGHS 72 TO 77. WEST WINDS 15 TO 25 MPH WITH GUSTS TO  
AROUND 40 MPH.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 44 TO 49. HIGHS  
68 TO 73. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
35 MPH.    
SATURDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 41 TO 46. HIGHS 71 TO 76. NORTHWEST WINDS  
5 TO 15 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS 35 TO  
40. HIGHS 58 TO 63.    
MONDAY  
PARTLY SUNNY. HIGHS 60 TO 65.  
 
 
 
MTZ133-121015-  
SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-  
139 PM MDT MON MAY 11 2026  
   
..RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING  
 
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......44-49.  
* 24 HR TREND.........1 DEGREE WARMER.  
* MAX HUMIDITY..........59-64 PERCENT.  
* 24 HR TREND.........7 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30  
MPH IN THE EVENING.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......70-75.  
* 24 HR TREND.........10 DEGREES COOLER.  
* MIN HUMIDITY..........18-23 PERCENT.  
* 24 HR TREND.........1 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTHWEST WINDS 10 TO 20 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......41-46.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MAX HUMIDITY..........48-53 PERCENT.  
* 24 HR TREND.........11 PERCENT DRIER.  
* WIND (20 FT)  
* PLAINS...............NORTH WINDS 5 TO 10 MPH IN THE EVENING  
SHIFTING TO THE SOUTH OVERNIGHT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......82-87.  
* 24 HR TREND.........12 DEGREES WARMER.  
* MIN HUMIDITY..........21-26 PERCENT.  
* 24 HR TREND.........3 PERCENT WETTER.  
* WIND (20 FT)  
* PLAINS...............WINDY IN THE AFTERNOON. SOUTHEAST WINDS 10  
TO 20 MPH IN THE MORNING INCREASING TO 15 TO 30 MPH WITH GUSTS  
TO AROUND 40 MPH IN THE AFTERNOON.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 53 TO  
58. SOUTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH.    
THURSDAY  
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 44 TO 49. HIGHS  
75 TO 80. WEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 42 TO 47. HIGHS  
70 TO 75. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND  
40 MPH.    
SATURDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 41 TO 46. HIGHS 74 TO 79. NORTH WINDS 10 TO  
20 MPH WITH GUSTS TO AROUND 30 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS 35 TO 40.  
HIGHS 60 TO 65.    
MONDAY  
MOSTLY SUNNY. HIGHS 61 TO 66.  
 
 
 
WYZ274-121015-  
SHERIDAN COUNTY-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........PARTLY CLOUDY.  
* MIN TEMPERATURE.......38-43.  
* 24 HR TREND.........3 DEGREES COOLER.  
* MAX HUMIDITY..........70-75 PERCENT.  
* 24 HR TREND.........13 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHWEST WINDS 5 TO 15 MPH IN THE EVENING  
SHIFTING TO THE SOUTHWEST 5 TO 10 MPH OVERNIGHT.  
* RIDGETOP.............NORTHWEST 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...8 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......71-76.  
* 24 HR TREND.........8 DEGREES COOLER.  
* MIN HUMIDITY..........22-27 PERCENT.  
* 24 HR TREND.........6 PERCENT WETTER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........NORTHEAST WINDS 5 TO 10 MPH.  
* RIDGETOP.............LIGHT WINDS.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* CWR...................ZERO.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......40-45.  
* 24 HR TREND.........2 DEGREES WARMER.  
* MAX HUMIDITY..........61-66 PERCENT.  
* 24 HR TREND.........9 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTH WINDS 5 TO 10 MPH.  
* RIDGETOP.............LIGHT WINDS.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......87-92.  
* 24 HR TREND.........16 DEGREES WARMER.  
* MIN HUMIDITY..........14-19 PERCENT.  
* 24 HR TREND.........8 PERCENT DRIER.  
* WIND (20 FT)  
* SLOPE/VALLEY.........SOUTHEAST WINDS 5 TO 15 MPH. GUSTS UP TO 30  
MPH IN THE AFTERNOON.  
* RIDGETOP.............SOUTHEAST 10 TO 20 MPH.  
* CHANCE OF LIGHTNING...5 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
PARTLY CLOUDY. LOWS 47 TO 52. SOUTHWEST WINDS  
5 TO 15 MPH.    
THURSDAY  
NOT AS WARM. MOSTLY CLEAR. ISOLATED SHOWERS. LOWS  
38 TO 43. HIGHS 73 TO 78. WEST WINDS 10 TO 20 MPH WITH GUSTS TO  
AROUND 35 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS 38 TO 43. HIGHS 70 TO 75. WEST WINDS  
5 TO 10 MPH.    
SATURDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 35 TO 40. HIGHS 72 TO 77. NORTHWEST WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS 31 TO 36. HIGHS 57 TO 62.    
MONDAY  
MOSTLY SUNNY. ISOLATED SHOWERS. HIGHS 62 TO 67.  
 
 
 
WYZ284-121015-  
BIGHORN NATIONAL FOREST-  
139 PM MDT MON MAY 11 2026  
   
TONIGHT  
 
* SKY/WEATHER...........PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.......33-38.  
* 24 HR TREND.........7 DEGREES COOLER.  
* MAX HUMIDITY..........69-74 PERCENT.  
* 24 HR TREND.........18 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF LIGHTNING...15 PERCENT.  
* CWR...................LESS THAN 10 PERCENT.  
   
TUESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......57-62.  
* 24 HR TREND.........7 DEGREES COOLER.  
* MIN HUMIDITY..........30-35 PERCENT.  
* 24 HR TREND.........19 PERCENT WETTER.  
* WIND (20 FT)  
* AT BURGESS JCT.......NORTHEAST WINDS 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* CWR...................LESS THAN 10 PERCENT.  
   
TUESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......39-44.  
* 24 HR TREND.........6 DEGREES WARMER.  
* MAX HUMIDITY..........52-57 PERCENT.  
* 24 HR TREND.........17 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......SOUTH WINDS 5 TO 15 MPH.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* CWR...................ZERO.  
   
WEDNESDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......70-75.  
* 24 HR TREND.........13 DEGREES WARMER.  
* MIN HUMIDITY..........14-19 PERCENT.  
* 24 HR TREND.........16 PERCENT DRIER.  
* WIND (20 FT)  
* AT BURGESS JCT.......SOUTHWEST WINDS 5 TO 15 MPH IN THE MORNING  
INCREASING TO SOUTH 15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH IN  
THE AFTERNOON.  
* CHANCE OF LIGHTNING...4 PERCENT.  
* CWR...................ZERO.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
WEDNESDAY NIGHT  
PARTLY CLOUDY. LOWS 41 TO 46. SOUTHWEST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH.    
THURSDAY  
COOLER. PARTLY CLOUDY. SCATTERED SHOWERS AND SNOW  
SHOWERS. LOWS 31 TO 36. HIGHS 54 TO 59. WEST WINDS 15 TO 25 MPH  
WITH GUSTS TO AROUND 50 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS 33 TO 38. HIGHS 54 TO 59. SOUTHWEST  
WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 40 MPH.    
SATURDAY  
PARTLY CLOUDY. SCATTERED SHOWERS, SNOW SHOWERS AND  
ISOLATED THUNDERSTORMS. LOWS 27 TO 32. HIGHS 55 TO 60. WEST WINDS  
10 TO 20 MPH WITH GUSTS TO AROUND 40 MPH.    
SUNDAY  
COLDER. MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AND  
ISOLATED THUNDERSTORMS. LOWS 23 TO 28. HIGHS 42 TO 47.    
MONDAY  
MOSTLY SUNNY. ISOLATED THUNDERSTORMS AND SNOW SHOWERS.  
HIGHS 46 TO 51.  
 
 
 
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