275  
FNUS55 KRIW 101126  
FWFRIW  
 
FIRE WEATHER PLANNING FORECAST FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
525 AM MDT FRI MAY 10 2024  
   
DISCUSSION
 
 
***THIS PRODUCT IS CURRENTLY AUTOMATED WITH NO DISCUSSION,  
AND WILL NOT BE REFRESHED WITH ALL FORECAST UPDATES. IT SHOULD  
BE USED FOR PLANNING PURPOSES ONLY. IF YOU NEED ADDITIONAL FIRE  
WEATHER INFORMATION, PLEASE CONTACT THE NWS OFFICE IN RIVERTON,  
WYOMING. THE NORMAL FIRE WEATHER FORECAST WILL RESUME IN ITS  
ENTIRETY SOMETIME IN SPRING 2024.***  
 
---THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS---  
---HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT---  
 
WYZ280-102200-  
NATRONA COUNTY/CASPER BLM-  
INCLUDING THE CITIES OF CASPER AND MIDWEST  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SCATTERED RAIN SHOWERS IN THE MORNING, THEN  
ISOLATED RAIN SHOWERS LATE IN THE MORNING.  
CHANCE OF SHOWERS 40 PERCENT.  
MAX TEMPERATURE.....53-58.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........49-55 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....NORTHEAST AROUND 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.  
MIXING HEIGHT.......600-2000 FT AGL UNTIL 1200, THEN 3600-5200 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........79-85 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 10 MPH UNTIL 2100, THEN  
DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
RIDGE TOP WINDS.....NORTHEAST AROUND 10 MPH UNTIL 0300, THEN  
SOUTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH UNTIL 2400, THEN  
SOUTHWEST.  
MIXING HEIGHT.......5000-5400 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....66-71.  
24 HR TREND......13 DEGREES WARMER.  
MIN HUMIDITY........27-33 PERCENT.  
24 HR TREND......19 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 0900, THEN WEST  
AROUND 10 MPH UNTIL 1500, THEN UPSLOPE/UPVALLEY  
5-9 MPH.  
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1500, THEN  
NORTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1500, THEN NORTH.  
MIXING HEIGHT.......400-2000 FT AGL UNTIL 1200, THEN 4400-6400 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. WINDS GENERALLY  
LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. WEST  
WINDS AROUND 10 MPH.    
TUESDAY
 
COOLER. PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE MID 60S.  
NORTH WINDS AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS AROUND 60.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
 

 
 
WYZ283-102200-  
UPPER WIND RIVER BASIN/WIND RIVER BASIN-  
INCLUDING THE CITIES OF CROWHEART, LANDER, RIVERTON, AND SHOSHONI  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SCATTERED SNOW SHOWERS EARLY IN THE MORNING.  
SCATTERED RAIN SHOWERS EARLY IN THE MORNING,  
THEN ISOLATED RAIN SHOWERS IN THE LATE MORNING  
AND AFTERNOON. CHANCE OF PRECIPITATION 50  
PERCENT.  
MAX TEMPERATURE.....54-59.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........42-48 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....NORTH AROUND 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH UNTIL 1500, THEN EAST.  
MIXING HEIGHT.......600-2200 FT AGL UNTIL 1200, THEN 3600-5000 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........71-77 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 10  
MPH.  
RIDGE TOP WINDS.....EAST AROUND 10 MPH UNTIL 2400, THEN SOUTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH UNTIL 2100, THEN  
SOUTHWEST.  
MIXING HEIGHT.......4600-5200 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....66-71.  
24 HR TREND......12 DEGREES WARMER.  
MIN HUMIDITY........25-31 PERCENT.  
24 HR TREND......20 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN NORTH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN NORTH.  
MIXING HEIGHT.......400-1600 FT AGL UNTIL 1200. 5600-6000 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. WEST  
WINDS AROUND 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. NORTH  
WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S.  
 

 
 
WYZ285-102200-  
SOUTH BIGHORN MOUNTAINS-  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SCATTERED SNOW SHOWERS EARLY IN THE MORNING.  
ISOLATED RAIN SHOWERS. CHANCE OF PRECIPITATION  
40 PERCENT.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........57-63 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....NORTH AROUND 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.  
MIXING HEIGHT.......600-2000 FT AGL UNTIL 1200, THEN 3600-5000 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........76-82 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2100, THEN  
EAST AROUND 10 MPH UNTIL 2400, THEN SOUTH UNTIL  
0300, THEN SOUTHWEST. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....EAST AROUND 10 MPH UNTIL 2400, THEN SOUTH UNTIL  
0300, THEN SOUTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 10 MPH UNTIL 2400, THEN SOUTHWEST.  
MIXING HEIGHT.......4000-4600 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........4.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......12 DEGREES WARMER.  
MIN HUMIDITY........31-37 PERCENT.  
24 HR TREND......22 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS AROUND 10 MPH UNTIL 1500, THEN  
NORTHWEST. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....WEST AROUND 15 MPH UNTIL 1500, THEN NORTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH UNTIL 1200, THEN NORTHWEST.  
MIXING HEIGHT.......400-2000 FT AGL UNTIL 1200, THEN 4000-5800 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. WINDS  
GENERALLY LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
WEST WINDS AROUND 10 MPH.    
TUESDAY
 
COOLER. MOSTLY CLOUDY. SHOWERS WITH POSSIBLE SNOW  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 50S. NORTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SNOW SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS  
IN THE MID 50S.    
THURSDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.  
 

 
 
WYZ281-102200-  
JOHNSON COUNTY/CASPER BLM-  
INCLUDING THE CITIES OF BUFFALO AND KAYCEE  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
ISOLATED RAIN SHOWERS IN THE MORNING. CHANCE OF  
SHOWERS 20 PERCENT.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........43-49 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 0900, THEN NORTH  
AROUND 10 MPH. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....NORTH 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.  
MIXING HEIGHT.......400 FT AGL UNTIL 0900. 5200-7200 FT AGL AFTER  
1200.  
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1500, THEN GOOD.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....37-42.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........74-80 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTH WINDS AROUND 10 MPH UNTIL 2100, THEN WEST  
UNTIL 2400, THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....NORTH AROUND 15 MPH UNTIL 2100, THEN WEST UNTIL  
0300, THEN SOUTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTH 10 TO 15 MPH UNTIL 2400, THEN SOUTHWEST.  
MIXING HEIGHT.......5600-6400 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
HAINES INDEX........4.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....67-72.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........29-35 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH UNTIL 0900, THEN  
UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1500, THEN NORTH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1500, THEN NORTH.  
MIXING HEIGHT.......400-1800 FT AGL UNTIL 1200. 6800-7200 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN GOOD.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. WEST  
WINDS AROUND 10 MPH.    
TUESDAY
 
COOLER. MOSTLY CLOUDY. SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S. NORTH WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE LOWER 60S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
 

 
 
WYZ282-102200-  
SOUTH BIGHORN BASIN/WORLAND BLM-  
INCLUDING THE CITIES OF TEN SLEEP, THERMOPOLIS, AND WORLAND  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
ISOLATED RAIN SHOWERS EARLY IN THE MORNING.  
CHANCE OF SHOWERS 20 PERCENT.  
MAX TEMPERATURE.....53-58.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........51-57 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....WEST AROUND 10 MPH UNTIL 0900, THEN NORTH UNTIL  
1500, THEN EAST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 1200, THEN NORTHWEST  
UNTIL 1500, THEN NORTHEAST.  
MIXING HEIGHT.......400-2000 FT AGL UNTIL 1200, THEN 4400-6400 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........76-82 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 10  
MPH.  
RIDGE TOP WINDS.....SOUTHEAST AROUND 10 MPH UNTIL 2400, THEN SOUTH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 10 MPH UNTIL 2100, THEN SOUTH.  
MIXING HEIGHT.......5200-6000 FT AGL UNTIL 2100, THEN 400 FT AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....63-68.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........29-35 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....SOUTH AROUND 10 MPH UNTIL 1200, THEN NORTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 1200, THEN WEST UNTIL  
1500, THEN NORTH.  
MIXING HEIGHT.......400-1600 FT AGL UNTIL 1200, THEN 4200-6200 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. WINDS  
GENERALLY LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S.  
NORTHEAST WINDS AROUND 10 MPH.    
MONDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.  
WEST WINDS AROUND 10 MPH.    
TUESDAY
 
COOLER. PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S. NORTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S.  
 

 
 
WYZ275-102200-  
NORTH BIGHORN BASIN/WORLAND BLM-  
INCLUDING THE CITIES OF GREYBULL, LOVELL, AND POWELL  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....51-56.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........51-57 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 10 MPH.  
RIDGE TOP WINDS.....NORTH AROUND 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 10 MPH UNTIL 0900, THEN EAST.  
MIXING HEIGHT.......400-1800 FT AGL UNTIL 1200, THEN 4200-6200 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........73-79 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 10  
MPH.  
RIDGE TOP WINDS.....NORTH AROUND 10 MPH UNTIL 2100. SOUTH AFTER  
2400.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 10 MPH UNTIL 2400, THEN SOUTHEAST.  
MIXING HEIGHT.......4800-5800 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........4.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....62-67.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........30-36 PERCENT.  
24 HR TREND......11 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 10 MPH.  
RIDGE TOP WINDS.....SOUTH AROUND 10 MPH UNTIL 1500, THEN NORTH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 1500, THEN NORTH.  
MIXING HEIGHT.......400-1400 FT AGL UNTIL 1200, THEN 4000-6000 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S.  
NORTHEAST WINDS AROUND 10 MPH.    
MONDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S. WEST  
WINDS AROUND 10 MPH.    
TUESDAY
 
COOLER. PARTLY CLOUDY WITH SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S. NORTH WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S.  
 

 
 
WYZ276-102200-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN  
BECOMING MOSTLY SUNNY. ISOLATED RAIN SHOWERS  
AND SNOW SHOWERS EARLY IN THE MORNING. CHANCE  
OF PRECIPITATION 20 PERCENT.  
MAX TEMPERATURE.....56-61.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........38-44 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 10 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 10 MPH UNTIL 0900, THEN  
NORTHEAST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH UNTIL 1200, THEN EAST.  
MIXING HEIGHT.......600-2200 FT AGL UNTIL 1200, THEN 4000-5800 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....36-41.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........63-69 PERCENT.  
24 HR TREND......21 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 10  
MPH.  
RIDGE TOP WINDS.....NORTHEAST AROUND 10 MPH UNTIL 2100, THEN SOUTH  
UNTIL 0300, THEN SOUTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 10 MPH UNTIL 2400, THEN SOUTHWEST.  
MIXING HEIGHT.......4600-5400 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........4.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....65-70.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........30-36 PERCENT.  
24 HR TREND......11 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN  
NORTHEAST AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN  
NORTHEAST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN NORTH.  
MIXING HEIGHT.......400-1400 FT AGL UNTIL 1200. 6000-6600 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN GOOD.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S.  
WEST WINDS AROUND 10 MPH.    
TUESDAY
 
COOLER. MOSTLY CLOUDY WITH SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 50S.  
NORTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS AROUND 60.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
 

 
 
WYZ287-102200-  
OWL CREEK MOUNTAINS-  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SCATTERED RAIN SHOWERS EARLY IN THE MORNING.  
SCATTERED SNOW SHOWERS EARLY IN THE MORNING.  
ISOLATED RAIN SHOWERS IN THE MORNING. CHANCE OF  
PRECIPITATION 40 PERCENT.  
MAX TEMPERATURE.....49-54.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........49-55 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 10 MPH UNTIL 0900, THEN  
UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....NORTHEAST 10 TO 15 MPH UNTIL 1500, THEN EAST.  
LAL.................1.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....NORTH 10 TO 15 MPH UNTIL 1200, THEN EAST.  
MIXING HEIGHT.......600-2400 FT AGL UNTIL 1200, THEN 4400-5800 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........71-77 PERCENT.  
24 HR TREND......20 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2400, THEN  
SOUTHWEST AROUND 10 MPH UNTIL 0300, THEN  
DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
RIDGE TOP WINDS.....EAST AROUND 10 MPH UNTIL 2100, THEN SOUTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH UNTIL 2100, THEN SOUTH  
UNTIL 2400, THEN SOUTHWEST.  
MIXING HEIGHT.......5000-5400 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........26-32 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN  
NORTHEAST AROUND 10 MPH. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN EAST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN NORTH.  
MIXING HEIGHT.......400-1600 FT AGL UNTIL 1200. 6200-6400 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN GOOD.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS AROUND 70. WEST WINDS  
AROUND 10 MPH.    
TUESDAY
 
COOLER. MOSTLY CLOUDY. SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 50S.  
NORTH WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 50S.    
THURSDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ286-102200-  
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-  
INCLUDING THE CITY OF PAHASKA  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SNOW SHOWERS EARLY IN  
THE MORNING. CHANCE OF SNOW 20 PERCENT.  
MAX TEMPERATURE.....49-54.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........49-55 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN EAST  
AROUND 10 MPH. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....EAST 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH.  
MIXING HEIGHT.......600-1800 FT AGL UNTIL 1200, THEN 3000-4200 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....29-34.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........73-79 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST WINDS AROUND 10 MPH UNTIL 2100, THEN  
DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 0300, THEN  
WEST AROUND 10 MPH.  
RIDGE TOP WINDS.....SOUTHEAST 10 TO 15 MPH UNTIL 2400, THEN  
SOUTHWEST UNTIL 0300, THEN WEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH UNTIL 2400, THEN SOUTHWEST.  
MIXING HEIGHT.......3000-3600 FT AGL UNTIL 2100, THEN 600 FT AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........4.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....56-61.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........37-43 PERCENT.  
24 HR TREND......15 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN NORTH  
AROUND 10 MPH. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 10 MPH UNTIL 1500, THEN NORTH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 1200, THEN NORTH.  
MIXING HEIGHT.......600-1400 FT AGL UNTIL 1200. 5400-6000 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN GOOD.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WINDS  
GENERALLY LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S.  
WEST WINDS AROUND 10 MPH.    
MONDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE  
UPPER 50S. WEST WINDS AROUND 15 MPH.    
TUESDAY
 
COOLER. PARTLY CLOUDY WITH SHOWERS, SNOW SHOWERS  
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 30. HIGHS  
IN THE UPPER 40S. NORTHWEST WINDS AROUND 15 MPH.    
WEDNESDAY THROUGH THURSDAY
 
PARTLY CLOUDY WITH CHANCE OF  
SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN  
THE LOWER 30S. HIGHS 48 TO 53.  
 

 
 
WYZ140-102200-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
MAX TEMPERATURE.....52-57.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........36-42 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN  
NORTHEAST AROUND 10 MPH.  
RIDGE TOP WINDS.....NORTHEAST 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH.  
MIXING HEIGHT.......600-1600 FT AGL UNTIL 1200, THEN 3600-5400 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........77-83 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST WINDS AROUND 10 MPH UNTIL 2100, THEN  
DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
RIDGE TOP WINDS.....EAST 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH UNTIL 0300, THEN SOUTH.  
MIXING HEIGHT.......3800-4200 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....59-64.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........32-38 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....SOUTH AROUND 5 MPH UNTIL 0900, THEN WEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH UNTIL 0900, THEN NORTHWEST  
UNTIL 1500, THEN AROUND 15 MPH.  
MIXING HEIGHT.......400-1400 FT AGL UNTIL 1200. 6200-6600 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WINDS  
GENERALLY LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS AROUND 60. WINDS  
GENERALLY LESS THAN 10 MPH.    
MONDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN  
THE UPPER 50S. SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. SHOWERS LIKELY WITH POSSIBLE SNOW  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 20S. HIGHS IN THE  
UPPER 40S. NORTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SNOW SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS  
IN THE LOWER 50S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS IN THE MORNING, THEN CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S.  
 

 
 
WYZ415-102200-  
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-  
INCLUDING THE CITIES OF JACKSON AND MORAN  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
MAX TEMPERATURE.....50-55.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........41-47 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....NORTHEAST AROUND 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......600-1400 FT AGL UNTIL 1200, THEN 3800-5200 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....26-31.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........78-84 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST WINDS AROUND 10 MPH WITH GUSTS TO AROUND  
15 MPH UNTIL 2100, THEN DOWNSLOPE/DOWNVALLEY  
4-7 MPH.  
RIDGE TOP WINDS.....EAST 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH.  
MIXING HEIGHT.......3600-3800 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....57-62.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........38-44 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN  
NORTHWEST AROUND 10 MPH.  
RIDGE TOP WINDS.....NORTHEAST AROUND 5 MPH UNTIL 0900, THEN  
NORTHWEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 5 MPH UNTIL 0900, THEN NORTH 10 TO  
15 MPH.  
MIXING HEIGHT.......600-1400 FT AGL UNTIL 1200. 5800-6200 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WINDS  
GENERALLY LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE UPPER 50S. WEST  
WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN  
THE UPPER 50S. SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS WITH POSSIBLE  
SNOW SHOWERS AND THUNDERSTORMS LIKELY. LOWS AROUND 30. HIGHS IN  
THE UPPER 40S. WEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SNOW SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS  
IN THE LOWER 50S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS IN THE MORNING, THEN CHANCE OF SNOW SHOWERS, SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE LOWER 50S.  
 

 
 
WYZ416-102200-  
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
SCATTERED SNOW SHOWERS IN THE MORNING. ISOLATED  
RAIN SHOWERS IN THE LATE MORNING AND AFTERNOON.  
ISOLATED SNOW SHOWERS EARLY IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 50 PERCENT.  
MAX TEMPERATURE.....44-49.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........45-51 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......NORTHEAST WINDS 10 TO 15 MPH WITH HIGHER GUSTS.  
RIDGE TOP WINDS.....NORTHEAST 15 TO 20 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH.  
MIXING HEIGHT.......600-2000 FT AGL UNTIL 1200, THEN 3800-5000 FT  
AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....24-29.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........71-77 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST WINDS 10 TO 15 MPH AND GUSTY UNTIL  
0300, THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
RIDGE TOP WINDS.....NORTHEAST 15 TO 20 MPH UNTIL 0300, THEN AROUND  
10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH UNTIL 0300, THEN AROUND 10  
MPH.  
MIXING HEIGHT.......3400-3800 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....54-59.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........35-41 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. 10 MPH AFTER 1200.  
RIDGE TOP WINDS.....NORTHWEST AROUND 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.  
MIXING HEIGHT.......400-1400 FT AGL UNTIL 1200. 5600-6200 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 30. WINDS GENERALLY  
LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S.  
WEST WINDS AROUND 15 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 20S. HIGHS IN  
THE LOWER 50S. NORTHWEST WINDS AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SNOW SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 20S. HIGHS  
IN THE UPPER 40S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS,  
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE  
LOWER 50S.  
 

 
 
WYZ288-102200-  
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-  
INCLUDING THE CITIES OF DUBOIS AND SOUTH PASS  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
NUMEROUS SNOW SHOWERS IN THE MORNING. SCATTERED  
RAIN SHOWERS THROUGH THE DAY. SCATTERED SNOW  
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP  
TO 2 INCHES. CHANCE OF PRECIPITATION 70  
PERCENT.  
MAX TEMPERATURE.....42-47.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........53-59 PERCENT.  
24 HR TREND......11 PERCENT DRIER.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....NORTHEAST AROUND 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.35 PERCENT UNTIL 1200, THEN 5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH.  
MIXING HEIGHT.......600-1800 FT AGL UNTIL 1200, THEN 3000-4000 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....25-30.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........72-78 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 10 MPH UNTIL 2400, THEN  
WEST UNTIL 0300, THEN DOWNSLOPE/DOWNVALLEY 4-7  
MPH. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....NORTHEAST AROUND 15 MPH UNTIL 2400, THEN WEST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH UNTIL 2400, THEN WEST.  
MIXING HEIGHT.......3000-3200 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........2.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....54-59.  
24 HR TREND......12 DEGREES WARMER.  
MIN HUMIDITY........36-42 PERCENT.  
24 HR TREND......21 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....WEST AROUND 10 MPH UNTIL 1200, THEN NORTH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 0900, THEN NORTHEAST.  
MIXING HEIGHT.......400-1600 FT AGL UNTIL 1200, THEN 3600-5600 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. ISOLATED SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 30S. WINDS  
GENERALLY LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS, SLIGHT CHANCE OF  
THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE UPPER 30S. HIGHS  
AROUND 60. WEST WINDS AROUND 15 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH SHOWERS, SNOW SHOWERS LIKELY AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN  
THE LOWER 50S. NORTHWEST WINDS AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SNOW SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS  
AROUND 50.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN CHANCE OF SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S.  
 

 
 
WYZ414-102200-  
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-  
INCLUDING THE CITY OF AFTON  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE  
MORNING. ISOLATED RAIN SHOWERS IN THE LATE  
MORNING AND AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........42-48 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......EAST WINDS AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....NORTHEAST AROUND 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......600-2200 FT AGL UNTIL 1200, THEN 5000-6600 FT  
AGL.  
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........80-86 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH UNTIL 0300, THEN  
DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 15  
MPH.  
RIDGE TOP WINDS.....EAST 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH.  
MIXING HEIGHT.......4400-5200 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 2100, THEN POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........40-46 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN  
NORTHWEST AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....NORTH AROUND 10 MPH UNTIL 1200, THEN NORTHWEST.  
LAL.................1 UNTIL 1200, THEN 2.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 10 MPH UNTIL 0900, THEN NORTH.  
MIXING HEIGHT.......400-1800 FT AGL UNTIL 1200, THEN 4400-6400 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1500, THEN GOOD.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. ISOLATED SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 30S. NORTH WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS AROUND 60. WEST WINDS  
AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE UPPER 50S. WEST  
WINDS AROUND 15 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN  
THE LOWER 50S. WEST WINDS AROUND 15 MPH.    
WEDNESDAY THROUGH THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF  
SHOWERS, THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE LOWER 30S.  
HIGHS IN THE MID 50S.  
 

 
 
WYZ278-102200-  
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-  
INCLUDING THE CITIES OF BIG PINEY, FARSON, AND PINEDALE  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW  
SHOWERS IN THE MORNING. ISOLATED RAIN SHOWERS  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 50  
PERCENT.  
MAX TEMPERATURE.....49-54.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........34-40 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 25 MPH UNTIL 1200, THEN EAST 15 TO 20  
MPH WITH GUSTS TO AROUND 25 MPH.  
RIDGE TOP WINDS.....NORTHEAST 15 TO 20 MPH UNTIL 1200, THEN EAST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST 15 TO 20 MPH UNTIL 1200, THEN EAST 20  
TO 25 MPH.  
MIXING HEIGHT.......600 FT AGL UNTIL 0900. 5600-7600 FT AGL AFTER  
1200.  
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN VERY GOOD.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........76-82 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST WINDS 10 TO 15 MPH AND GUSTY UNTIL 0300,  
THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
RIDGE TOP WINDS.....EAST 15 TO 20 MPH UNTIL 0300, THEN NORTH AROUND  
10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH UNTIL 0300, THEN NORTHEAST.  
MIXING HEIGHT.......5400-6200 FT AGL UNTIL 2100, THEN 400-800 FT  
AGL.  
SMOKE DISPERSAL.....GOOD TO VERY GOOD UNTIL 2100, THEN POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....59-64.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........27-33 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN  
NORTHWEST AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....NORTHWEST 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.  
MIXING HEIGHT.......400-2000 FT AGL UNTIL 1200. 7200-7800 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN GOOD.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTH WINDS  
AROUND 10 MPH.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLEAR WITH SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 60S. WEST WINDS 10 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S.  
NORTHWEST WINDS AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS AROUND 60.    
THURSDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ277-102200-  
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-  
INCLUDING THE CITIES OF EVANSTON, FORT BRIDGER, AND KEMMERER  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW  
SHOWERS IN THE MORNING. ISOLATED RAIN SHOWERS  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 30  
PERCENT.  
MAX TEMPERATURE.....50-55.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........32-38 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......EAST WINDS AROUND 15 MPH WITH GUSTS TO AROUND  
25 MPH.  
RIDGE TOP WINDS.....EAST AROUND 20 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 20 TO 25 MPH.  
MIXING HEIGHT.......600-800 FT AGL UNTIL 0900. 7800-8000 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....29-34.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........82-88 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST WINDS 10 TO 15 MPH AND GUSTY UNTIL  
0300, THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
RIDGE TOP WINDS.....NORTHEAST 15 TO 20 MPH UNTIL 0300, THEN AROUND  
10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH.  
MIXING HEIGHT.......6600-7000 FT AGL UNTIL 2100, THEN 600-800 FT  
AGL.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2100, THEN POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........29-35 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN  
NORTHWEST AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....NORTHEAST 5 TO 10 MPH UNTIL 1200, THEN  
NORTHWEST 10 TO 15 MPH.  
LAL.................1 UNTIL 1200, THEN 2.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST 10 TO 15 MPH.  
MIXING HEIGHT.......400-2000 FT AGL UNTIL 1200. 7600-8000 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN GOOD.  
HAINES INDEX........4.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLEAR WITH SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER  
60S. WEST WINDS 10 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S. WEST  
WINDS AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS AROUND 60.    
THURSDAY
 
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ279-102200-  
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-  
INCLUDING THE CITIES OF GREEN RIVER, ROCK SPRINGS, AND WAMSUTTER  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SCATTERED RAIN SHOWERS AND ISOLATED SNOW  
SHOWERS EARLY IN THE MORNING. ISOLATED RAIN  
SHOWERS IN THE LATE MORNING AND AFTERNOON.  
ISOLATED THUNDERSTORMS IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 50 PERCENT.  
MAX TEMPERATURE.....50-55.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........41-47 PERCENT.  
24 HR TREND......19 PERCENT DRIER.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 15 MPH WITH GUSTS TO  
AROUND 25 MPH.  
RIDGE TOP WINDS.....NORTHEAST AROUND 20 MPH.  
LAL.................1 UNTIL 1200, THEN 2.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 20 TO 25 MPH.  
MIXING HEIGHT.......800 FT AGL UNTIL 0900. 5200-7200 FT AGL AFTER  
1200.  
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN VERY GOOD.  
HAINES INDEX........3.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........86-92 PERCENT.  
24 HR TREND......1 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 25 MPH UNTIL 0300, THEN  
DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
RIDGE TOP WINDS.....NORTHEAST 15 TO 20 MPH UNTIL 0300, THEN AROUND  
10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH.  
MIXING HEIGHT.......5600-6200 FT AGL UNTIL 2100, THEN 400-800 FT  
AGL.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2100, THEN POOR.  
HAINES INDEX........3.  
   
SATURDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
ISOLATED SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT.  
MAX TEMPERATURE.....59-64.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........29-35 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN  
NORTHWEST AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....NORTHWEST 10 TO 15 MPH.  
LAL.................1 UNTIL 1200, THEN 2.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST 10 TO 15 MPH.  
MIXING HEIGHT.......400-1600 FT AGL UNTIL 1200. 7400-7800 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN GOOD.  
HAINES INDEX........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. WINDS  
GENERALLY LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
WEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS AROUND 70.  
WEST WINDS AROUND 15 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.  
WEST WINDS AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS AROUND 60.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S.  
 

 
 
WYZ289-102200-  
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-  
INCLUDING THE CITY OF JEFFREY CITY  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SCATTERED SNOW SHOWERS IN THE MORNING.  
SCATTERED RAIN SHOWERS THROUGH THE DAY. CHANCE  
OF PRECIPITATION 50 PERCENT.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........54-60 PERCENT.  
24 HR TREND......20 PERCENT DRIER.  
20-FOOT WINDS.......NORTHEAST WINDS 10 TO 15 MPH WITH HIGHER GUSTS.  
RIDGE TOP WINDS.....NORTHEAST 15 TO 20 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......600-2400 FT AGL UNTIL 1200, THEN 3600-5000 FT  
AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....32-37.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........79-85 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 10 MPH AND GUSTY UNTIL  
2400, THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH.  
RIDGE TOP WINDS.....NORTHEAST 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST 15 TO 20 MPH UNTIL 2400, THEN EAST  
AROUND 10 MPH.  
MIXING HEIGHT.......4400-5000 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
HAINES INDEX........2.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......13 DEGREES WARMER.  
MIN HUMIDITY........34-40 PERCENT.  
24 HR TREND......23 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN NORTH  
AROUND 10 MPH AND GUSTY.  
RIDGE TOP WINDS.....WEST AROUND 10 MPH UNTIL 1500, THEN NORTH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHEAST 10 TO 15 MPH.  
MIXING HEIGHT.......400-2000 FT AGL UNTIL 1200. 6200-6600 FT AGL  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN GOOD.  
HAINES INDEX........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS AROUND 70. WEST WINDS  
AROUND 15 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.  
NORTHWEST WINDS AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 50S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ300-102200-  
CASPER MOUNTAIN-  
525 AM MDT FRI MAY 10 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SCATTERED RAIN SHOWERS AND SNOW SHOWERS IN THE  
MORNING, THEN ISOLATED SNOW SHOWERS EARLY IN  
THE AFTERNOON. ISOLATED RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.  
MAX TEMPERATURE.....45-50.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........63-69 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....NORTHEAST 10 TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST 10 TO 15 MPH.  
MIXING HEIGHT.......600-1600 FT AGL UNTIL 1200, THEN 3000-4200 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........2.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....32-37.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........79-85 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST WINDS AROUND 10 MPH UNTIL 0300, THEN  
DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 15  
MPH.  
RIDGE TOP WINDS.....EAST 10 TO 15 MPH UNTIL 0300, THEN SOUTHEAST.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH UNTIL 2400, THEN SOUTHEAST.  
MIXING HEIGHT.......3600-4000 FT AGL UNTIL 2100, THEN 400-600 FT  
AGL.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........2.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......16 DEGREES WARMER.  
MIN HUMIDITY........33-39 PERCENT.  
24 HR TREND......32 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.  
RIDGE TOP WINDS.....SOUTH AROUND 10 MPH UNTIL 1200, THEN NORTHWEST.  
LAL.................1 UNTIL 1200, THEN 2.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH UNTIL 1500, THEN  
NORTHEAST.  
MIXING HEIGHT.......400-1800 FT AGL UNTIL 1200, THEN 4200-5800 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
HAINES INDEX........3.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WINDS  
GENERALLY LESS THAN 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS AROUND 40. HIGHS AROUND 60. WINDS GENERALLY  
LESS THAN 10 MPH.    
MONDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS AROUND 60. NORTHWEST  
WINDS AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN  
THE LOWER 50S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.  
 

 
 
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