476  
FNUS55 KBOI 192037  
FWFBOI  
 
FIRE WEATHER PLANNING FORECAST FOR SW IDAHO AND SE OREGON  
NATIONAL WEATHER SERVICE BOISE ID  
237 PM MDT TUE AUG 19 2025  
 
...HOT AND DRY WITH BREEZY WINDS ON RIDGETOPS AND NEAR NEVADA  
BORDER...  
   
DISCUSSION  
 
HOT AND DRY CONDITIONS WILL DOMINATE THE WEATHER FOR THE NEXT  
SEVERAL DAYS, WITH A SLIGHT MODERATION IN TEMPERATURES TOMORROW  
AND THURSDAY. A SHIFT TO BREEZY NORTHWESTERLY WINDS WILL OCCUR  
OVER MOST OF THE REGION TOMORROW AFTERNOON, OTHERWISE WINDS WILL  
BE LIGHT AND DIURNALLY DRIVEN. THERE IS A 10% CHANCE OF AN  
AFTERNOON THUNDERSTORM OR SHOWER IN EASTERN PAYETTE NATIONAL  
FOREST TOMORROW AFTERNOON, BUT CONFIDENCE IS LOW. A SIGNIFICANT  
PATTERN SHIFT IS ON THE WAY FOR THIS WEEKEND, WITH SCATTERED  
SHOWERS AND THUNDERSTORMS ANTICIPATED WITH A MONSOONAL PUSH.  
 
IDZ401-201530-  
WESTERN PAYETTE NATIONAL FOREST-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....50 TO 61.  
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.  
MAX HUMIDITY........46 TO 66 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH 8 TO 11 MPH WITH GUSTS TO 18 MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 12 MPH WITH GUSTS TO 20 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTH 10 TO 20 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....71 TO 86.  
24 HR TREND......ON AVERAGE, 6 DEGREES COOLER.  
MIN HUMIDITY........20 TO 30 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 11 MPH.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 11 MPH WITH GUSTS TO 18  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6500-8500 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 15 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....47 TO 59.  
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.  
MAX HUMIDITY........47 TO 67 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH 8 TO 11 MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 11 MPH WITH GUSTS TO 18 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....71 TO 86.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........16 TO 26 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHEAST 8 TO 10 MPH IN THE MORNING,  
BECOMING LIGHT UPSLOPE LESS THAN 8 MPH IN  
THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHEAST 8 TO 10 MPH IN THE MORNING,  
BECOMING LIGHT IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......5000-7000 FT AGL.  
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.  
 
 
=  
 
IDZ402-201530-  
EASTERN PAYETTE NATIONAL FOREST-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....49 TO 57.  
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.  
MAX HUMIDITY........57 TO 69 PERCENT.  
24 HR TREND......ON AVERAGE, 11 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST AROUND 8 MPH IN THE EVENING,  
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH  
AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 10 MPH IN THE EVENING,  
BECOMING LIGHT AFTER MIDNIGHT.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 10 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........PARTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF THUNDER...10 PERCENT.  
MAX TEMPERATURE.....69 TO 84.  
24 HR TREND......ON AVERAGE, 6 DEGREES COOLER.  
MIN HUMIDITY........21 TO 31 PERCENT.  
24 HR TREND......ON AVERAGE, 6 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTHWEST 8 TO 11 MPH IN  
THE AFTERNOON.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING WEST 8 TO 11 MPH WITH  
GUSTS TO 18 MPH IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......7000-9000 FT AGL.  
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....45 TO 54.  
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.  
MAX HUMIDITY........58 TO 69 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 11 MPH IN THE EVENING,  
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH  
AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....NORTH 8 TO 11 MPH. GUSTS TO 18 MPH IN THE  
EVENING.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 10 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....69 TO 84.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........17 TO 24 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTHWEST AROUND 8 MPH  
IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6000-8000 FT AGL.  
TRANSPORT WINDS....WEST 5 TO 10 MPH.  
 
 
=  
 
IDZ403-201530-  
NORTHERN BOISE NATIONAL FOREST-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....51 TO 61.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........39 TO 59 PERCENT.  
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST 8 TO 10 MPH WITH GUSTS TO 16 MPH IN  
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS  
THAN 8 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....WEST 8 TO 11 MPH WITH GUSTS TO 18 MPH IN  
THE EVENING, BECOMING LIGHT AFTER  
MIDNIGHT.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTHEAST 5 TO 15 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....73 TO 88.  
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.  
MIN HUMIDITY........18 TO 25 PERCENT.  
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING WEST 8 TO 10 MPH IN THE  
AFTERNOON.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING WEST 8 TO 11 MPH WITH  
GUSTS TO 18 MPH IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......8500-10500 FT AGL.  
TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....46 TO 57.  
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.  
MAX HUMIDITY........44 TO 64 PERCENT.  
24 HR TREND......ON AVERAGE, 8 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 10 MPH IN THE EVENING,  
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH  
AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....NORTH 8 TO 11 MPH. GUSTS TO 18 MPH IN THE  
EVENING.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTHEAST 5 TO 10 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....72 TO 86.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........14 TO 19 PERCENT.  
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6500-8500 FT AGL.  
TRANSPORT WINDS....WEST 5 TO 10 MPH.  
 
 
=  
 
IDZ421-201530-  
SOUTHERN BOISE/WESTERN SAWTOOTH NF, INCLUDING THE CAMAS PRAIRIE-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....53 TO 63.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........29 TO 44 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST 8 TO 11 MPH WITH GUSTS TO 18 MPH IN  
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS  
THAN 8 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....SOUTHWEST 8 TO 11 MPH WITH GUSTS TO 18 MPH  
IN THE EVENING, BECOMING LIGHT AFTER  
MIDNIGHT.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 10 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....81 TO 91, EXCEPT 74 TO 82 ABOVE 6500 FEET.  
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.  
MIN HUMIDITY........16 TO 22 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING WEST 8 TO 13 MPH WITH  
GUSTS TO 20 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING WEST 8 TO 12 MPH IN THE  
AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......7000-9000 FT AGL.  
TRANSPORT WINDS....WEST 15 TO 20 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....49 TO 59.  
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.  
MAX HUMIDITY........33 TO 48 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH 8 TO 12 MPH. GUSTS TO 20 MPH IN THE  
EVENING.  
RIDGES/UPR SLOPES....NORTH 8 TO 12 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....80 TO 90, EXCEPT 72 TO 81 ABOVE 6500 FEET.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........12 TO 17 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH AROUND 8 MPH IN THE MORNING,  
SHIFTING TO WEST 8 TO 11 MPH WITH GUSTS TO  
16 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING WEST 8 TO 10 MPH WITH  
GUSTS TO 16 MPH IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6500-8500 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 15 MPH.  
 
 
=  
 
IDZ400-201530-  
NORTHERN BOISE BLM-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....60 TO 65.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........41 TO 58 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH 8 TO 13 MPH WITH GUSTS TO 22 MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 14 MPH WITH GUSTS TO 24 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 15 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....84 TO 94.  
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.  
MIN HUMIDITY........16 TO 21 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 12 MPH WITH GUSTS TO 20  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 12 MPH WITH GUSTS TO 20  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......7500-9500 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 15 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....59 TO 64.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........41 TO 58 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH 8 TO 12 MPH WITH GUSTS TO 20 MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 13 MPH WITH GUSTS TO 22 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTH 10 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....84 TO 94.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........13 TO 18 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH 8 TO 11 MPH IN THE MORNING, BECOMING  
LIGHT UPSLOPE LESS THAN 8 MPH IN THE  
AFTERNOON.  
RIDGES/UPR SLOPES....NORTH 8 TO 12 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6500-8000 FT AGL.  
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.  
 
 
=  
 
IDZ420-201530-  
TREASURE VALLEY BLM-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....60 TO 65.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........47 TO 60 PERCENT.  
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST AROUND 9 MPH WITH GUSTS TO 16  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST AROUND 9 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTHWEST 5 TO 15 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....90 TO 95.  
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.  
MIN HUMIDITY........17 TO 23 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 10 TO 14 MPH WITH GUSTS TO 20  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 12 TO 15 MPH. GUSTS TO 22 MPH IN  
THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6000-8000 FT AGL.  
TRANSPORT WINDS....NORTHWEST 15 TO 20 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....58 TO 63.  
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.  
MAX HUMIDITY........47 TO 61 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 9 TO 15 MPH WITH GUSTS TO 22  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 9 TO 15 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTHWEST 5 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....90 TO 95.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........14 TO 19 PERCENT.  
24 HR TREND......ON AVERAGE, 4 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 11 MPH WITH GUSTS TO 18  
MPH.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTHWEST 8 TO 11 MPH IN  
THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6000-7500 FT AGL.  
TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.  
 
 
=  
 
IDZ424-201530-  
WESTERN TWIN FALLS BLM-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....59 TO 65.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........34 TO 49 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST AROUND 10 MPH WITH GUSTS TO 18 MPH.  
RIDGES/UPR SLOPES....WEST 8 TO 10 MPH WITH GUSTS TO 18 MPH IN  
THE EVENING, BECOMING LIGHT AFTER  
MIDNIGHT.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....WEST 5 TO 15 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....89 TO 95.  
24 HR TREND......ON AVERAGE, 6 DEGREES COOLER.  
MIN HUMIDITY........14 TO 21 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST 9 TO 15 MPH. GUSTS TO 24 MPH IN THE  
AFTERNOON.  
RIDGES/UPR SLOPES....WEST 9 TO 15 MPH. GUSTS TO 20 MPH IN THE  
AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6000-8000 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 20 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....57 TO 63.  
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.  
MAX HUMIDITY........35 TO 50 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 9 TO 15 MPH. GUSTS TO 24 MPH IN  
THE EVENING.  
RIDGES/UPR SLOPES....NORTHWEST 9 TO 15 MPH. GUSTS TO 20 MPH IN  
THE EVENING.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....88 TO 94.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........11 TO 16 PERCENT.  
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST AROUND 10 MPH WITH GUSTS TO 18 MPH.  
RIDGES/UPR SLOPES....WEST AROUND 10 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6000-8000 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 15 MPH.  
 
 
=  
 
IDZ423-201530-  
OWYHEE MOUNTAINS-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....54 TO 63.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........31 TO 46 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST 8 TO 14 MPH. GUSTS TO 22 MPH IN THE  
EVENING.  
RIDGES/UPR SLOPES....WEST 8 TO 14 MPH. GUSTS TO 24 MPH IN THE  
EVENING.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTHWEST 10 TO 20 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....82 TO 91.  
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.  
MIN HUMIDITY........13 TO 23 PERCENT.  
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 9 TO 15 MPH WITH GUSTS TO 22  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 9 TO 15 MPH. GUSTS TO 20 MPH IN  
THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6000-8000 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 20 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....53 TO 61.  
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.  
MAX HUMIDITY........44 TO 54 PERCENT.  
24 HR TREND......ON AVERAGE, 8 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 9 TO 15 MPH WITH GUSTS TO 22  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 9 TO 15 MPH WITH GUSTS TO 20  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTH 10 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....82 TO 91.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........12 TO 20 PERCENT.  
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH 8 TO 12 MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 12 MPH. GUSTS TO 18 MPH IN THE  
AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......5000-7000 FT AGL.  
TRANSPORT WINDS....NORTH 10 TO 15 MPH.  
 
 
=  
 
IDZ426-201530-  
SOUTHERN HIGHLANDS-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....58 TO 64.  
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.  
MAX HUMIDITY........30 TO 44 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...SOUTHWEST 8 TO 11 MPH WITH GUSTS TO 20  
MPH.  
RIDGES/UPR SLOPES....SOUTHWEST 8 TO 11 MPH. GUSTS TO 20 MPH IN  
THE EVENING.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....86 TO 91.  
24 HR TREND......ON AVERAGE, 8 DEGREES COOLER.  
MIN HUMIDITY........18 TO 23 PERCENT.  
24 HR TREND......ON AVERAGE, 8 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 14 MPH. GUSTS TO 18 MPH IN  
THE MORNING, INCREASING TO 24 MPH IN THE  
AFTERNOON.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTH 8 TO 11 MPH WITH  
GUSTS TO 20 MPH IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......5500-7500 FT AGL.  
TRANSPORT WINDS....NORTHWEST 10 TO 20 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....54 TO 61.  
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.  
MAX HUMIDITY........43 TO 51 PERCENT.  
24 HR TREND......ON AVERAGE, 11 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST 8 TO 14 MPH. GUSTS TO 24 MPH IN THE  
EVENING, DECREASING TO 18 MPH AFTER  
MIDNIGHT.  
RIDGES/UPR SLOPES....WEST 8 TO 14 MPH. GUSTS TO 20 MPH IN THE  
EVENING.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....WEST 5 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....85 TO 90.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........14 TO 19 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 11 MPH WITH GUSTS TO 18  
MPH.  
RIDGES/UPR SLOPES....WEST AROUND 8 MPH IN THE MORNING, SHIFTING  
TO NORTH 8 TO 10 MPH WITH GUSTS TO 16 MPH  
IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......5000-6500 FT AGL.  
TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.  
 
 
=  
 
ORZ674-675-201530-  
NORTHWESTERN VALE BLM-BAKER VALLEY-  
137 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....51 TO 61.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........45 TO 62 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 13 MPH WITH GUSTS TO 22  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 13 MPH WITH GUSTS TO 20  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTHWEST 5 TO 15 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....79 TO 89.  
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.  
MIN HUMIDITY........15 TO 25 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 13 MPH WITH GUSTS TO 20  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 13 MPH WITH GUSTS TO 18  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......7000-9000 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 15 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....50 TO 59.  
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.  
MAX HUMIDITY........46 TO 64 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 14 MPH WITH GUSTS TO 22  
MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 14 MPH WITH GUSTS TO 20 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....81 TO 91.  
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.  
MIN HUMIDITY........13 TO 18 PERCENT.  
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH AROUND 8 MPH IN THE MORNING,  
BECOMING LIGHT UPSLOPE LESS THAN 8 MPH IN  
THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTH AROUND 8 MPH IN THE MORNING,  
BECOMING LIGHT IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6000-8000 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 10 MPH.  
 
 
=  
 
ORZ673-201530-  
CENTRAL CANYONLANDS-  
237 PM MDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....56 TO 67.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........38 TO 52 PERCENT.  
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 9 TO 15 MPH WITH GUSTS TO 22  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 10 TO 16 MPH WITH GUSTS TO 24  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTHWEST 10 TO 20 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....84 TO 94.  
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.  
MIN HUMIDITY........16 TO 21 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 12 MPH.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 12 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......8500-10500 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 15 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....54 TO 64.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........40 TO 53 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 14 MPH WITH GUSTS TO 24  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 9 TO 15 MPH WITH GUSTS TO 22  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTH 10 TO 20 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....84 TO 94.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MIN HUMIDITY........13 TO 18 PERCENT.  
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH AROUND 10 MPH.  
RIDGES/UPR SLOPES....NORTH AROUND 10 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6000-8000 FT AGL.  
TRANSPORT WINDS....NORTH 5 TO 10 MPH.  
 
 
=  
 
ORZ672-201530-  
SOUTHERN GRASSLANDS-  
137 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....52 TO 59.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........28 TO 43 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST 8 TO 11 MPH WITH GUSTS TO 18 MPH IN  
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS  
THAN 8 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....WEST 9 TO 15 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTHWEST 5 TO 15 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....83 TO 91.  
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.  
MIN HUMIDITY........13 TO 20 PERCENT.  
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTHWEST 8 TO 10 MPH IN  
THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 11 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......9000-11000 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 15 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....51 TO 58.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........43 TO 56 PERCENT.  
24 HR TREND......ON AVERAGE, 12 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH AROUND 10 MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 11 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTH 10 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....85 TO 93.  
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.  
MIN HUMIDITY........11 TO 17 PERCENT.  
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTHEAST AROUND 8 MPH  
IN THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHEAST AROUND 8 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......7000-9000 FT AGL.  
TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.  
 
 
=  
 
ORZ671-201530-  
STEENS MOUNTAIN-  
137 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....50 TO 59.  
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.  
MAX HUMIDITY........36 TO 51 PERCENT.  
24 HR TREND......ON AVERAGE, 13 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST AROUND 10 MPH.  
RIDGES/UPR SLOPES....WEST AROUND 10 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....WEST 5 TO 10 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....73 TO 86.  
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.  
MIN HUMIDITY........15 TO 23 PERCENT.  
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST AROUND 9 MPH.  
RIDGES/UPR SLOPES....NORTHWEST AROUND 9 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......7500-9500 FT AGL.  
TRANSPORT WINDS....WEST 10 TO 15 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....51 TO 59.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........41 TO 51 PERCENT.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH 8 TO 11 MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 11 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......100-200 FT AGL.  
TRANSPORT WINDS....NORTHEAST 5 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....76 TO 89.  
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.  
MIN HUMIDITY........13 TO 19 PERCENT.  
24 HR TREND......ON AVERAGE, 4 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTHEAST AROUND 8 MPH  
IN THE AFTERNOON.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTHEAST AROUND 8 MPH  
IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......6500-8500 FT AGL.  
TRANSPORT WINDS....EAST 5 TO 10 MPH.  
 
 
=  
 
ORZ670-201530-  
BURNS BLM-  
137 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....46 TO 53.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........48 TO 68 PERCENT.  
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 11 MPH WITH GUSTS TO 18  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 12 MPH WITH GUSTS TO 22  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTHWEST 5 TO 15 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....79 TO 86.  
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.  
MIN HUMIDITY........15 TO 21 PERCENT.  
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING NORTHWEST 8 TO 11 MPH  
WITH GUSTS TO 16 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHWEST AROUND 9 MPH WITH GUSTS TO 18  
MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......8500-9500 FT AGL.  
TRANSPORT WINDS....WEST AROUND 10 MPH.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....48 TO 55.  
24 HR TREND......ON AVERAGE, UNCHANGED.  
MAX HUMIDITY........46 TO 66 PERCENT.  
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTH AROUND 10 MPH WITH GUSTS TO 16 MPH.  
RIDGES/UPR SLOPES....NORTH 8 TO 11 MPH WITH GUSTS TO 20 MPH.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......200-300 FT AGL.  
TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....83 TO 91.  
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.  
MIN HUMIDITY........12 TO 17 PERCENT.  
24 HR TREND......ON AVERAGE, 4 PERCENT DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.  
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE  
MORNING, BECOMING EAST AROUND 8 MPH WITH  
GUSTS TO 20 MPH IN THE AFTERNOON.  
CWR /0.10 INCH/.....0 PERCENT.  
SMOKE DISPERSAL.....  
MIXING HEIGHT......7500-9000 FT AGL.  
TRANSPORT WINDS....EAST 5 TO 10 MPH.  
 
 
=  
 
   
FORECAST DAYS 3 THROUGH 7  
 
   
FRIDAY  
PARTLY CLOUDY. LOWS 51 TO 62. HIGHS 82 TO 97. NORTH  
WINDS UP TO 10 MPH.    
SATURDAY  
PARTLY CLOUDY. LOWS 56 TO 66. HIGHS 84 TO 99.  
NORTHEAST WINDS UP TO 10 MPH.    
SUNDAY  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 58 TO 69. HIGHS 80 TO 95. WEST WINDS UP TO  
10 MPH.    
MONDAY  
PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 56 TO 67. HIGHS 78 TO 93.    
TUESDAY  
PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 54 TO 66. HIGHS 77 TO 92.  
 
.OUTLOOK FOR WEDNESDAY AUGUST 27 THROUGH TUESDAY SEPTEMBER 2  
THE CPC 8-14 DAY OUTLOOK FAVORS ABOVE NORMAL TEMPERATURES AND  
ABOVE NORMAL PRECIPITATION.  
 
 
=  
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