011
FNUS55 KBOI 212037
FWFBOI
FIRE WEATHER PLANNING FORECAST FOR SW IDAHO AND SE OREGON
NATIONAL WEATHER SERVICE BOISE ID
237 PM MDT MON SEP 21 2026
..SLIGHT CHANCE OF SHOWERS/STORMS TUESDAY
..WARM DRY AND BREEZY THURSDAY
..COLD FRONT FRIDAY/SATURDAY
DISCUSSION
* SOUTHWEST IDAHO BLM (ID ZONES 400, 420, 423, 424, 426)...WARM
AND DRY CONDITIONS CONTINUE. A WEAK SYSTEM WILL MOVE OVER THE
AREA ON TUESDAY BRINGING A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS OVER 423 AND 426. THURSDAY WILL BE WARM DRY AND
WINDY AHEAD OF THE NEXT COLD FRONT TO MOVE THROUGH THE AREA.
WIND AND RH WILL BE NEAR RED FLAG CRITERIA THURSDAY.
TEMPERATURES FALL 15-20 DEGREES BEHIND THE COLD FRONT BY
SATURDAY WITH A SLIGHT CHANCE OF SHOWERS ACROSS THE NORTH.
* SOUTHWEST IDAHO FOREST (ID ZONES 401, 402, 403, 421)...WARM AND
DRY CONDITIONS CONTINUE. A WEAK SYSTEM WILL MOVE OVER THE AREA
ON TUESDAY BRINGING A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. THURSDAY WILL BE WARM DRY AND WINDY AHEAD OF THE
NEXT COLD FRONT TO MOVE THROUGH THE AREA. TEMPERATURES FALL
15-20 DEGREES BEHIND THE COLD FRONT BY SATURDAY WITH A CHANCE OF
SHOWERS ACROSS THE NORTH.
* SOUTHEAST OREGON (OR ZONES 670-675)...WARM AND DRY CONDITIONS
CONTINUE. A WEAK SYSTEM WILL MOVE OVER THE AREA ON TUESDAY
BRINGING INCREASED CLOUDS AND A SLIGHT CHANCE OF SHOWERS AND
STORMS OVER THE ELKHORNS AND WALLOWA MOUNTAINS. THURSDAY WILL BE
WARM DRY AND WINDY AHEAD OF THE NEXT COLD FRONT TO MOVE THROUGH
THE AREA. WIND AND RH WILL BE NEAR RED FLAG CRITERIA THURSDAY.
TEMPERATURES FALL 15-20 DEGREES BEHIND THE COLD FRONT BY
SATURDAY WITH A SLIGHT CHANCE OF SHOWERS ACROSS THE NORTH.
IDZ401-221530-
WESTERN PAYETTE NATIONAL FOREST-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 57.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........50 TO 75 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....63 TO 78.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........27 TO 37 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
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......7500-9500 FT AGL.
TRANSPORT WINDS....WEST 5 TO 10 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 53.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........54 TO 79 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62 TO 77.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........28 TO 38 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
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 SOUTHWEST 8 TO 11 MPH
WITH GUSTS TO 18 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-6000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 5 TO 15 MPH.
=
IDZ402-221530-
EASTERN PAYETTE NATIONAL FOREST-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 51.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........55 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....59 TO 74.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MIN HUMIDITY........28 TO 38 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
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/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7500-9500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MIN TEMPERATURE.....41 TO 50.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........61 TO 74 PERCENT.
24 HR TREND......ON AVERAGE, 7 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....60 TO 75.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........27 TO 37 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHWEST 8 TO 9 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHWEST 8 TO 10 MPH
WITH GUSTS TO 20 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7500-9500 FT AGL.
TRANSPORT WINDS....SOUTHWEST AROUND 15 MPH.
=
IDZ403-221530-
NORTHERN BOISE NATIONAL FOREST-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 52.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........52 TO 71 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....61 TO 76.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MIN HUMIDITY........27 TO 37 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
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/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8000-9500 FT AGL.
TRANSPORT WINDS....SOUTHWEST AROUND 10 MPH.
TUESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER
MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....41 TO 51.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........56 TO 75 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62 TO 77.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........24 TO 33 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 SOUTHWEST AROUND 8 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHWEST 8 TO 10 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 10 TO 15 MPH.
=
IDZ421-221530-
SOUTHERN BOISE/WESTERN SAWTOOTH NF, INCLUDING THE CAMAS PRAIRIE-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 54.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........47 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 15 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
EVENING, BECOMING EAST AROUND 8 MPH AFTER
MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....68 TO 79, EXCEPT 59 TO 66 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MIN HUMIDITY........24 TO 34 PERCENT, EXCEPT 33 TO 43 PERCENT ABOVE
6500 FEET.
24 HR TREND......ON AVERAGE, 5 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST AROUND 10 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 10 MPH IN THE MORNING, BECOMING
SOUTH IN THE AFTERNOON.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....40 TO 51.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........58 TO 81 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 9 MPH IN THE EVENING, BECOMING
LIGHT DOWNSLOPE LESS THAN 8 MPH AFTER
MIDNIGHT.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71 TO 82, EXCEPT 62 TO 69 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MIN HUMIDITY........18 TO 26 PERCENT, EXCEPT 24 TO 32 PERCENT ABOVE
6500 FEET.
24 HR TREND......ON AVERAGE, 8 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH. GUSTS TO 14
MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8000-9500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
=
IDZ400-221530-
NORTHERN BOISE BLM-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....53 TO 58.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........49 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHEAST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 85.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........23 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, 3 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......7500-9500 FT AGL.
TRANSPORT WINDS....WEST 5 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....51 TO 56.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........51 TO 67 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
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......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 15 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 84.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........23 TO 30 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
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......4000-6000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
=
IDZ420-221530-
TREASURE VALLEY BLM-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....52 TO 57.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........51 TO 73 PERCENT.
24 HR TREND......ON AVERAGE, 11 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....80 TO 85.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........22 TO 30 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
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 AROUND 5 MPH.
TUESDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50 TO 55.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........60 TO 75 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83 TO 88.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MIN HUMIDITY........19 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH. GUSTS
TO 14 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-6000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
=
IDZ424-221530-
WESTERN TWIN FALLS BLM-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....51 TO 57.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........45 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 14 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST AROUND 10 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 11 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 15 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 83.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MIN HUMIDITY........20 TO 30 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST AROUND 10 MPH.
RIDGES/UPR SLOPES....SOUTHEAST AROUND 10 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-7500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 54.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........56 TO 81 PERCENT.
24 HR TREND......ON AVERAGE, 14 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 11 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 11 MPH IN THE EVENING, BECOMING
LIGHT AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....EAST 10 TO 15 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....78 TO 87.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........15 TO 25 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH. GUSTS
TO 14 MPH IN THE AFTERNOON.
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....SOUTH 10 TO 15 MPH.
=
IDZ423-221530-
OWYHEE MOUNTAINS-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 56.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........50 TO 69 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST 8 TO 10 MPH IN THE EVENING,
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHEAST 8 TO 12 MPH. GUSTS TO 20 MPH IN
THE EVENING.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71 TO 80.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MIN HUMIDITY........21 TO 31 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTH 8 TO 9 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 8 TO 9 MPH IN THE MORNING, SHIFTING
TO NORTHWEST 8 TO 10 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8500 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 54.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........53 TO 75 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....NORTHEAST AROUND 8 MPH IN THE EVENING,
BECOMING LIGHT AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 84.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........14 TO 24 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING EAST AROUND 8 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTH AROUND 8 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
=
IDZ426-221530-
SOUTHERN HIGHLANDS-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 54.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MAX HUMIDITY........50 TO 70 PERCENT.
24 HR TREND......ON AVERAGE, 14 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 11 MPH. GUSTS TO 18 MPH IN
THE EVENING.
RIDGES/UPR SLOPES....EAST 8 TO 11 MPH IN THE EVENING, SHIFTING
TO SOUTH 8 TO 9 MPH AFTER MIDNIGHT. GUSTS
TO 18 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....71 TO 77.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MIN HUMIDITY........29 TO 39 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 13 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 13 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS
IN THE EVENING.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 51.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........58 TO 82 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH IN
THE EVENING, BECOMING SOUTH AROUND 8 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH AROUND 10 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....78 TO 83.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........17 TO 27 PERCENT.
24 HR TREND......ON AVERAGE, 12 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......9000-11000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
=
ORZ675-221530-
BAKER VALLEY-
137 PM PDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 56.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........57 TO 76 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHWEST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS
IN THE AFTERNOON.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 80.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........28 TO 33 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 11 MPH.
RIDGES/UPR SLOPES....NORTHWEST 8 TO 11 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-6000 FT AGL.
TRANSPORT WINDS....WEST 5 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE EVENING.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....41 TO 52.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MAX HUMIDITY........57 TO 80 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 13 MPH.
RIDGES/UPR SLOPES....NORTHWEST 8 TO 13 MPH.
CWR /0.10 INCH/.....10 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.....73 TO 79.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........26 TO 31 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
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......3500-5500 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
=
ORZ674-221530-
NORTHWESTERN VALE BLM-
137 PM PDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50 TO 56.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........49 TO 61 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS
IN THE AFTERNOON.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73 TO 82.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........20 TO 30 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 WEST 8 TO 10 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING WEST 8 TO 9 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8500 FT AGL.
TRANSPORT WINDS....WEST 10 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS
IN THE EVENING.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 52.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MAX HUMIDITY........52 TO 64 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 12 MPH.
RIDGES/UPR SLOPES....NORTHWEST 8 TO 12 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 15 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....72 TO 81.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........19 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST AROUND 8 MPH IN THE MORNING,
BECOMING LIGHT UPSLOPE LESS THAN 8 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-6000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
=
ORZ673-221530-
CENTRAL CANYONLANDS-
237 PM MDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....51 TO 57.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........48 TO 60 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTH 8 TO 9 MPH IN THE EVENING, BECOMING
LIGHT DOWNSLOPE LESS THAN 8 MPH AFTER
MIDNIGHT.
RIDGES/UPR SLOPES....EAST AROUND 8 MPH IN THE EVENING, BECOMING
LIGHT AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77 TO 85.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........21 TO 28 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 NORTH 8 TO 9 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8500-10500 FT AGL.
TRANSPORT WINDS....WEST 5 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48 TO 55.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........51 TO 64 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 13 MPH.
RIDGES/UPR SLOPES....NORTHWEST 8 TO 13 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTH 5 TO 15 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....76 TO 84.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........21 TO 28 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 9 MPH IN THE MORNING,
BECOMING LIGHT UPSLOPE LESS THAN 8 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-4500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
=
ORZ672-221530-
SOUTHERN GRASSLANDS-
137 PM PDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48 TO 53.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........47 TO 61 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTH AROUND 8 MPH IN THE EVENING,
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTH AROUND 9 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 83.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........17 TO 23 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHWEST 8 TO 9 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHWEST 8 TO 10 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9500-11500 FT AGL.
TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 52.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........44 TO 61 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTH AROUND 8 MPH IN THE EVENING,
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTH 8 TO 9 MPH IN THE EVENING, BECOMING
LIGHT AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77 TO 85.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MIN HUMIDITY........14 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 SOUTHWEST 8 TO 9 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHWEST 8 TO 11 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-9000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 5 TO 15 MPH.
=
ORZ671-221530-
STEENS MOUNTAIN-
137 PM PDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 54.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........42 TO 50 PERCENT.
24 HR TREND......ON AVERAGE, 13 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....NORTHEAST AROUND 9 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....67 TO 79.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........19 TO 26 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHWEST 8 TO 9 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHWEST 8 TO 9 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9000-11000 FT AGL.
TRANSPORT WINDS....WEST AROUND 10 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....45 TO 52.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........43 TO 53 PERCENT.
24 HR TREND......ON AVERAGE, 2 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 AROUND 8 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.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69 TO 81.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MIN HUMIDITY........16 TO 23 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 SOUTHWEST AROUND 8 MPH
IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTH 8 TO 9 MPH WITH
GUSTS TO 16 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 5 TO 15 MPH.
=
ORZ670-221530-
BURNS BLM-
137 PM PDT MON SEP 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44 TO 50.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........46 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 11 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....WEST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 80.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........18 TO 23 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING WEST 8 TO 9 MPH WITH
GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHWEST 8 TO 10 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.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....41 TO 48.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........51 TO 70 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 9 MPH IN THE EVENING,
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH
AFTER MIDNIGHT.
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 10 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 82.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........14 TO 21 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
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 SOUTH 8 TO 10 MPH WITH
GUSTS TO 18 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 5 TO 15 MPH.
=
FORECAST DAYS 3 THROUGH 7
THURSDAY
PARTLY CLOUDY. LOWS 46 TO 57. HIGHS 73 TO 88.
SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
FRIDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS. LOWS
47 TO 59. HIGHS 64 TO 79. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
SATURDAY
PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS. LOWS
37 TO 48. HIGHS 56 TO 71. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 38 TO 47. HIGHS 58 TO 73.
MONDAY
PARTLY CLOUDY. LOWS 36 TO 46. HIGHS 56 TO 71.
.OUTLOOK FOR TUESDAY SEPTEMBER 29 THROUGH MONDAY OCTOBER 5 FAVORS
NEAR NORMAL PRECIPITATION AND ABOVE NORMAL TEMPERATURES.
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