909
FNUS55 KBOI 222053
FWFBOI
FIRE WEATHER PLANNING FORECAST FOR SW IDAHO AND SE OREGON
NATIONAL WEATHER SERVICE BOISE ID
253 PM MDT TUE SEP 22 2026
...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THIS EVENING
ACROSS THE EASTERN PAYETTE NF AND BOISE NF...
..HOT, DRY, AND BREEZY THURSDAY
..COLD FRONT FRIDAY WITH GUSTY WINDS AND SHARP COOLING
DISCUSSION
* SOUTHWEST IDAHO BLM (ID ZONES 400, 420, 423, 424, 426)...
TEMPERATURES WILL BE ON AN UPWARD TREND WEDNESDAY UNDER DRY
WEST TO SOUTHWEST FLOW ALOFT. THURSDAY WILL BE MUCH WARMER AND
THE MOST CRITICAL DAY OF THE WEEK WITH VALLEY TEMPERATURES IN THE
LOW TO MID 90S, MINIMUM RHS AROUND 15%, AND WINDS GUSTING UP TO 30
MPH IN THE SNAKE PLAIN. A DRY COLD FRONT MOVES THROUGH FRIDAY
AFTERNOON, SO WIND GUSTS 20 TO 30 MPH THAT MORNING WILL
STRENGTHEN BEHIND THE FRONT TO 25 TO 40 MPH FRIDAY AFTERNOON.
TEMPERATURES DROP SHARPLY THURSDAY INTO FRIDAY/SATURDAY BY ABOUT
10-20 DEGREES.
* SOUTHWEST IDAHO FOREST (ID ZONES 401, 402, 403, 421)...
A CHANCE OF SHOWERS AND SLIGHT CHANCE THUNDERSTORMS THIS EVENING
ACROSS THE EASTERN PAYETTE NF AND BOISE NF. SHOWERS/STORMS
WILL BE CAPABLE OF PRODUCING OUTFLOW WINDS UP TO 45 MPH. DRY
CONDITIONS ON WEDNESDAY AS TEMPERATURES WARM. THURSDAY WILL BE
THE HOTTEST DAY IN THE FORECAST, WITH MOUNTAIN VALLEY TEMPERATURES
PEAKING NEAR 80 DEGREES. A COLD FRONT ON FRIDAY QUICKLY BRINGS
TEMPERATURES BACK DOWN TO NEAR NORMAL, WITH GUSTY WINDS EXPECTED
THAT MORNING AND EVEN STRONGER GUSTS IN THE AFTERNOON, UP TO 35 MPH
ALONG RIDGES AND 25 MPH IN VALLEYS. MOST OF THE MOISTURE WITH THIS
FRONT PASSES NORTH, SO PRECIPITATION CHANCES ARE MOSTLY LIMITED TO
PAYETTE NF. SATURDAY WILL BE 15 TO 20 DEGREES COLDER THAN THURSDAY
AFTER THE FRONT HAS MOVED THROUGH.
* SOUTHEAST OREGON (OR ZONES 670-675)...
DRY WEST TO SOUTHWEST FLOW ALOFT WILL BE OVER THE AREA ON WEDNESDAY.
TEMPERATURES WARM SHARPLY ON THURSDAY WITH MUCH OF THE AREA SEEING
MAXIMUM TEMPERATURES IN THE MID-HIGH 80S. MINIMUM RHS 10-20% ACROSS
MUCH OF THE AREA AND WIND GUSTS UP TO 20-30 MPH THAT AFTERNOON
WILL ALSO CREATE ELEVATED FIRE WEATHER CONCERNS. A COLD FRONT ON
FRIDAY BRINGS STRONG WINDS THAT MORNING AND EVEN STRONGER WINDS
THAT AFTERNOON BEHIND THE FRONT WITH GUSTS UP TO 40 MPH
POSSIBLE, HIGHEST IN SOUTHERN HARNEY AND MALHEUR COUNTIES. A
SLIGHT CHANCE OF SHOWERS EXISTS IN SOUTH-CENTRAL OR AND
NORTHEASTERN OR ALONG AND BEHIND THE FRONT. TEMPERATURES COOL
15-20 DEGREES THURSDAY INTO SATURDAY.
IDZ401-231530-
WESTERN PAYETTE NATIONAL FOREST-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 52.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MAX HUMIDITY........57 TO 82 PERCENT.
24 HR TREND......ON AVERAGE, 8 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....NORTHEAST AROUND 5 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....61 TO 76.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........29 TO 39 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....SOUTH 8 TO 9 MPH. GUSTS TO 16 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 20 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN CLEARING.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 56.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........45 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 17 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 SOUTHEAST 8 TO 9 MPH
AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....67 TO 82.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........22 TO 32 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 SOUTH 8 TO 11 MPH WITH
GUSTS TO 20 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 8 TO 14 MPH. GUSTS TO 24 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5000-7000 FT AGL.
TRANSPORT WINDS....SOUTH 15 TO 20 MPH.
=
IDZ402-231530-
EASTERN PAYETTE NATIONAL FOREST-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MIN TEMPERATURE.....41 TO 49.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........67 TO 81 PERCENT.
24 HR TREND......ON AVERAGE, 12 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/.....10 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.....59 TO 74.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........28 TO 38 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 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 15 TO 20 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....42 TO 51.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........50 TO 62 PERCENT.
24 HR TREND......ON AVERAGE, 19 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH IN
THE EVENING, BECOMING SOUTHEAST AROUND 8
MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
EVENING, BECOMING SOUTHEAST 8 TO 10 MPH
AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66 TO 81.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........21 TO 29 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 SOUTH 8 TO 11 MPH WITH
GUSTS TO 22 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 8 TO 13 MPH. GUSTS TO 24 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8500-10000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
=
IDZ403-231530-
NORTHERN BOISE NATIONAL FOREST-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....40 TO 50.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........61 TO 82 PERCENT.
24 HR TREND......ON AVERAGE, 8 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/.....10 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.....61 TO 76.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........25 TO 34 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 SOUTHWEST 8 TO 9 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7500-9500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 52.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........46 TO 63 PERCENT.
24 HR TREND......ON AVERAGE, 17 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 SOUTHEAST AROUND 8 MPH
AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....67 TO 82.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........18 TO 26 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 SOUTH 8 TO 9 MPH WITH
GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 11 MPH WITH GUSTS TO 18
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9000-10500 FT AGL.
TRANSPORT WINDS....SOUTHWEST AROUND 15 MPH.
=
IDZ421-231530-
SOUTHERN BOISE/WESTERN SAWTOOTH NF, INCLUDING THE CAMAS PRAIRIE-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MIN TEMPERATURE.....40 TO 50.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MAX HUMIDITY........64 TO 87 PERCENT.
24 HR TREND......ON AVERAGE, 18 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....EAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69 TO 80, EXCEPT 60 TO 68 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........20 TO 27 PERCENT, EXCEPT 25 TO 33 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 IN THE
MORNING, BECOMING SOUTHWEST AROUND 8 MPH
IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHWEST AROUND 8 MPH
IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7500-9500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44 TO 55.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........42 TO 62 PERCENT.
24 HR TREND......ON AVERAGE, 23 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 9 TO 15 MPH.
RIDGES/UPR SLOPES....EAST 10 TO 16 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 20 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 87, EXCEPT 65 TO 73 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........15 TO 21 PERCENT, EXCEPT 20 TO 27 PERCENT ABOVE
6500 FEET.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 10 TO 16 MPH WITH GUSTS TO 24
MPH.
RIDGES/UPR SLOPES....SOUTHEAST 10 TO 16 MPH WITH GUSTS TO 24
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8000-10000 FT AGL.
TRANSPORT WINDS....SOUTH 15 TO 20 MPH.
=
IDZ400-231530-
NORTHERN BOISE BLM-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....51 TO 56.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........55 TO 73 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....NORTHEAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 84.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........24 TO 31 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/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-6000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN CLEARING.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....53 TO 58.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........43 TO 60 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....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.
THURSDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....81 TO 91.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........17 TO 22 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTH 8 TO 10 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTH 8 TO 11 MPH WITH
GUSTS TO 18 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
=
IDZ420-231530-
TREASURE VALLEY BLM-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....51 TO 56.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........67 TO 82 PERCENT.
24 HR TREND......ON AVERAGE, 10 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....SOUTHEAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....81 TO 86.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........20 TO 30 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST AROUND 9 MPH WITH GUSTS TO 16
MPH.
RIDGES/UPR SLOPES....SOUTH 8 TO 9 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....54 TO 59.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........44 TO 64 PERCENT.
24 HR TREND......ON AVERAGE, 21 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH IN
THE EVENING, BECOMING SOUTHEAST 8 TO 11
MPH AFTER MIDNIGHT. GUSTS TO 18 MPH.
RIDGES/UPR SLOPES....EAST 9 TO 15 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....88 TO 93.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........14 TO 21 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 12 TO 18 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 12 TO 18 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8500-10500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 25 MPH.
=
IDZ424-231530-
WESTERN TWIN FALLS BLM-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 54.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........64 TO 94 PERCENT.
24 HR TREND......ON AVERAGE, 22 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST AROUND 9 MPH WITH GUSTS TO 16 MPH.
RIDGES/UPR SLOPES....EAST AROUND 9 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77 TO 86.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MIN HUMIDITY........16 TO 26 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 11 MPH WITH GUSTS TO 20 MPH.
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......7000-9000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....53 TO 60.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MAX HUMIDITY........36 TO 56 PERCENT.
24 HR TREND......ON AVERAGE, 31 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 11 TO 17 MPH WITH GUSTS TO 24 MPH.
RIDGES/UPR SLOPES....EAST 13 TO 19 MPH WITH GUSTS TO 26 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....EAST 15 TO 20 MPH.
THURSDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82 TO 92.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........11 TO 21 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 14 TO 20 MPH.
RIDGES/UPR SLOPES....EAST 14 TO 20 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9500-11500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 15 TO 25 MPH.
=
IDZ423-231530-
OWYHEE MOUNTAINS-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....45 TO 53.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........58 TO 83 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTH 8 TO 10 MPH WITH GUSTS TO 18 MPH IN
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS
THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTH 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....SOUTH 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 83.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MIN HUMIDITY........14 TO 24 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING EAST 8 TO 11 MPH WITH
GUSTS TO 18 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......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 57.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........39 TO 59 PERCENT.
24 HR TREND......ON AVERAGE, 21 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 13 MPH WITH GUSTS TO 22
MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 14 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 20 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....80 TO 89.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........12 TO 22 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 12 TO 18 MPH.
RIDGES/UPR SLOPES....SOUTH 12 TO 18 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9000-11000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 20 MPH.
=
IDZ426-231530-
SOUTHERN HIGHLANDS-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....45 TO 50.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........62 TO 91 PERCENT.
24 HR TREND......ON AVERAGE, 15 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH AROUND 8 MPH WITH GUSTS TO 18 MPH.
RIDGES/UPR SLOPES....SOUTH AROUND 8 MPH. GUSTS TO 14 MPH IN THE
EVENING.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....76 TO 81.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........18 TO 28 PERCENT.
24 HR TREND......ON AVERAGE, 11 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHEAST 8 TO 10 MPH
WITH GUSTS TO 20 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH. GUSTS TO 16
MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9000-11000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....51 TO 56.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MAX HUMIDITY........40 TO 60 PERCENT.
24 HR TREND......ON AVERAGE, 23 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 9 TO 15 MPH WITH GUSTS TO 26
MPH.
RIDGES/UPR SLOPES....SOUTHEAST 11 TO 17 MPH WITH GUSTS TO 24
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
THURSDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82 TO 87.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........13 TO 22 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 14 MPH WITH GUSTS TO 24
MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 14 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......10500-12000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 20 MPH.
=
ORZ675-231530-
BAKER VALLEY-
153 PM PDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....40 TO 51.
24 HR TREND......ON AVERAGE, 6 DEGREES COOLER.
MAX HUMIDITY........58 TO 83 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST AROUND 9 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
EVENING, BECOMING NORTHWEST AROUND 8 MPH
AFTER MIDNIGHT.
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.....73 TO 78.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........27 TO 33 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 SOUTHEAST AROUND 8 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-5500 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 54.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........55 TO 77 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 UP TO 5 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....78 TO 84.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........20 TO 25 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 SOUTHEAST 9 TO 15 MPH
WITH GUSTS TO 24 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST 8 TO 11 MPH
WITH GUSTS TO 22 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTH 15 TO 20 MPH.
=
ORZ674-231530-
NORTHWESTERN VALE BLM-
153 PM PDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 52.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MAX HUMIDITY........52 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
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 10 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71 TO 81.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........21 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......4000-6000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48 TO 54.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........48 TO 61 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
GUSTS TO 14 MPH IN THE EVENING.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH. GUSTS TO 14
MPH IN THE EVENING.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST UP TO 5 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77 TO 87.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........13 TO 23 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTH 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 SOUTH 8 TO 13 MPH WITH
GUSTS TO 22 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTH 15 TO 20 MPH.
=
ORZ673-231530-
CENTRAL CANYONLANDS-
253 PM MDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48 TO 55.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........52 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST AROUND 9 MPH.
RIDGES/UPR SLOPES....NORTHWEST AROUND 10 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.....75 TO 83.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MIN HUMIDITY........24 TO 31 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.
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......3500-5500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50 TO 56.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........45 TO 62 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
GUSTS TO 14 MPH IN THE EVENING.
RIDGES/UPR SLOPES....NORTH 8 TO 11 MPH WITH GUSTS TO 18 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST UP TO 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82 TO 90.
24 HR TREND......ON AVERAGE, 8 DEGREES WARMER.
MIN HUMIDITY........14 TO 21 PERCENT.
24 HR TREND......ON AVERAGE, 11 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST AROUND 8 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST AROUND 10 MPH. GUSTS TO 20 MPH
IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
=
ORZ672-231530-
SOUTHERN GRASSLANDS-
153 PM PDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 52.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........46 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTH 8 TO 10 MPH IN THE EVENING, BECOMING
LIGHT DOWNSLOPE LESS THAN 8 MPH AFTER
MIDNIGHT.
RIDGES/UPR SLOPES....NORTH 8 TO 12 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.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....76 TO 85.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MIN HUMIDITY........14 TO 20 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 10 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 8 TO 12 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7500-9500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 55.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........31 TO 46 PERCENT.
24 HR TREND......ON AVERAGE, 15 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 11 MPH WITH GUSTS TO 18
MPH.
RIDGES/UPR SLOPES....SOUTH 8 TO 11 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
THURSDAY
SKY/WEATHER.........PARTLY SUNNY IN THE MORNING, THEN CLEARING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....80 TO 90.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........11 TO 16 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 11 TO 17 MPH. GUSTS TO 24 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 11 TO 17 MPH. GUSTS TO 24 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9500-11500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
=
ORZ671-231530-
STEENS MOUNTAIN-
153 PM PDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....45 TO 52.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........46 TO 56 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 9 MPH WITH GUSTS TO 18 MPH
IN THE EVENING, BECOMING LIGHT DOWNSLOPE
LESS THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHWEST 8 TO 9 MPH WITH GUSTS TO 16 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 10 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69 TO 81.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........17 TO 24 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 SOUTH 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 SOUTH 8 TO 9 MPH WITH
GUSTS TO 16 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-9000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 56.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........34 TO 43 PERCENT.
24 HR TREND......ON AVERAGE, 14 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST AROUND 8 MPH WITH GUSTS TO 16 MPH IN
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS
THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....SOUTHEAST AROUND 8 MPH WITH GUSTS TO 16
MPH IN THE EVENING, BECOMING LIGHT AFTER
MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........PARTLY SUNNY IN THE MORNING, THEN CLEARING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73 TO 86.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........12 TO 17 PERCENT.
24 HR TREND......ON AVERAGE, 7 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHWEST 9 TO 15 MPH
WITH GUSTS TO 24 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTH 10 TO 16 MPH WITH
GUSTS TO 24 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9500-11000 FT AGL.
TRANSPORT WINDS....SOUTHWEST AROUND 20 MPH.
=
ORZ670-231530-
BURNS BLM-
153 PM PDT TUE SEP 22 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....40 TO 47.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MAX HUMIDITY........52 TO 71 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 11 MPH WITH GUSTS TO 20 MPH
IN THE EVENING, BECOMING LIGHT DOWNSLOPE
LESS THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHWEST 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....NORTHWEST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 82.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........15 TO 22 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 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....SOUTHWEST 5 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 51.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........38 TO 58 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
GUSTS TO 16 MPH IN THE EVENING.
RIDGES/UPR SLOPES....SOUTHWEST 8 TO 9 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....SOUTH AROUND 5 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....79 TO 87.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........10 TO 15 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 SOUTHWEST 8 TO 14 MPH
WITH GUSTS TO 26 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHWEST 11 TO 17 MPH
WITH GUSTS TO 26 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8500-10500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
=
FORECAST DAYS 3 THROUGH 7
FRIDAY
BREEZY. PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS.
LOWS 48 TO 60. HIGHS 65 TO 80. SOUTH WINDS 15 TO 25 MPH WITH
GUSTS TO 35 MPH.
SATURDAY
COOLER. PARTLY CLOUDY. A 30 PERCENT CHANCE OF
SHOWERS. LOWS 34 TO 46. HIGHS 54 TO 69. NORTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS 37 TO 46. HIGHS 57 TO 72. WEST
WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.
MONDAY
PARTLY CLOUDY. LOWS 36 TO 46. HIGHS 55 TO 70.
TUESDAY
PARTLY CLOUDY. LOWS 35 TO 44. HIGHS 58 TO 73.
.OUTLOOK FOR WEDNESDAY SEPTEMBER 30 THROUGH TUESDAY OCTOBER 6
FAVORS ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
=
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page