276
FNUS55 KBOI 112026
FWFBOI
FIRE WEATHER PLANNING FORECAST FOR SW IDAHO AND SE OREGON
NATIONAL WEATHER SERVICE BOISE ID
226 PM MDT FRI SEP 11 2026
..RED FLAG WARNING FOR IDAHO FIRE WEATHER ZONES 423 AND 426
...WARM AND DRY SATURDAY, STRONG COLD FRONT SATURDAY EVENING/SUNDAY
MORNING...
DISCUSSION
* SOUTHWEST IDAHO BLM (ID ZONES 400, 420, 423, 424, 426)...WARM
AND DRY CONDITIONS WITH BREEZY WESTERLY WINDS WILL CONTINUE
SATURDAY, AHEAD OF A STRONG COLD FRONTAL PASSAGE EARLY SUNDAY
MORNING. GUSTY WINDS UP TO 45 MPH, SCATTERED LIGHT RAIN/VIRGA
SHOWERS, AND ISOLATED THUNDERSTORMS WILL ACCOMPANY THIS FRONTAL
PASSAGE AFFECTING MAINLY ZONE 400 AND WESTERN PORTIONS OF 420.
MUCH COOLER CONDITIONS WITH EXCELLENT OVERNIGHT RELATIVE
HUMIDITY RECOVERIES WILL OCCUR ON SUNDAY.
* SOUTHWEST IDAHO FOREST (ID ZONES 401, 402, 403, 421)...WARM AND
DRY CONDITIONS WITH LIGHT, TERRAIN DRIVEN, WINDS WILL CONTINUE
SATURDAY, AHEAD OF A STRONG COLD FRONTAL PASSAGE SATURDAY NIGHT.
GUSTY WINDS UP TO 30 MPH, SCATTERED LIGHT RAIN SHOWERS, AND
ISOLATED THUNDERSTORMS WILL ACCOMPANY THIS FRONTAL PASSAGE. MUCH
COOLER CONDITIONS WITH MORNING VALLEY FOG AND EXCELLENT
OVERNIGHT RELATIVE HUMIDITY RECOVERIES WILL OCCUR ON SUNDAY.
* SOUTHEAST OREGON (OR ZONES 670-675)...WARM AND DRY CONDITIONS
WITH BREEZY WESTERLY WINDS WILL CONTINUE SATURDAY, AHEAD OF A
STRONG COLD FRONTAL PASSAGE SATURDAY EVENING. GUSTY WINDS UP TO
40 MPH, SCATTERED LIGHT RAIN/VIRGA SHOWERS, AND ISOLATED
THUNDERSTORMS WILL ACCOMPANY THIS FRONTAL PASSAGE. MUCH COOLER
CONDITIONS WITH EXCELLENT OVERNIGHT RELATIVE HUMIDITY RECOVERIES
WILL OCCUR ON SUNDAY.
IDZ401-121615-
WESTERN PAYETTE NATIONAL FOREST-
226 PM MDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....42 TO 55.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........44 TO 64 PERCENT.
24 HR TREND......ON AVERAGE, 16 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 5 TO 10 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62 TO 77.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........23 TO 33 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 14 MPH.
RIDGES/UPR SLOPES....SOUTH 9 TO 15 MPH WITH GUSTS TO 22 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-8000 FT AGL.
TRANSPORT WINDS....SOUTH 15 TO 20 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. RAIN SHOWERS LIKELY, MAINLY
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 60
PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....39 TO 49.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MAX HUMIDITY........77 TO 92 PERCENT.
24 HR TREND......ON AVERAGE, 27 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 14 MPH WITH GUSTS TO 24 MPH.
RIDGES/UPR SLOPES....SOUTH 8 TO 14 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
SUNDAY
SKY/WEATHER.........RAIN SHOWERS IN THE MORNING, THEN RAIN SHOWERS
LIKELY, A SLIGHT CHANCE OF THUNDERSTORMS AND
SNOW SHOWERS LIKELY IN THE AFTERNOON. CHANCE OF
PRECIPITATION 80 PERCENT. NO SNOW ACCUMULATION.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....43 TO 58.
24 HR TREND......ON AVERAGE, 18 DEGREES COOLER.
MIN HUMIDITY........45 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 27 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 10 TO 16 MPH WITH GUSTS TO 22
MPH.
RIDGES/UPR SLOPES....SOUTHWEST 11 TO 17 MPH WITH GUSTS TO 24
MPH.
CWR /0.10 INCH/.....40 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
=
IDZ402-121615-
EASTERN PAYETTE NATIONAL FOREST-
226 PM MDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....42 TO 50.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........51 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT DRIER.
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....WEST 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....SOUTH 5 TO 10 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....60 TO 75.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........24 TO 33 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 8 TO 14 MPH WITH GUSTS TO 20
MPH.
RIDGES/UPR SLOPES....SOUTHWEST 8 TO 14 MPH WITH GUSTS TO 22
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-9000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 20 TO 25 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND A SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. CHANCE
OF PRECIPITATION 60 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....38 TO 50.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........67 TO 84 PERCENT.
24 HR TREND......ON AVERAGE, 17 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 13 MPH WITH GUSTS TO 22 MPH.
RIDGES/UPR SLOPES....SOUTH 8 TO 14 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS AND A CHANCE OF
SNOW SHOWERS IN THE AFTERNOON. CHANCE OF
PRECIPITATION 50 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....43 TO 58.
24 HR TREND......ON AVERAGE, 18 DEGREES COOLER.
MIN HUMIDITY........39 TO 59 PERCENT.
24 HR TREND......ON AVERAGE, 21 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 11 TO 17 MPH WITH GUSTS TO 24
MPH.
RIDGES/UPR SLOPES....SOUTHWEST 11 TO 17 MPH WITH GUSTS TO 26
MPH.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-8000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.
=
IDZ403-121615-
NORTHERN BOISE NATIONAL FOREST-
226 PM MDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....41 TO 51.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........46 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
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....SOUTHWEST 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....SOUTHEAST 5 TO 10 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62 TO 77.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........22 TO 31 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 8 TO 14 MPH. GUSTS TO 20 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST 8 TO 14 MPH WITH GUSTS TO 22
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-8500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 40 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....38 TO 48.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........71 TO 87 PERCENT.
24 HR TREND......ON AVERAGE, 23 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 14 MPH WITH GUSTS TO 24 MPH.
RIDGES/UPR SLOPES....SOUTH 8 TO 14 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS,
THUNDERSTORMS AND SNOW SHOWERS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....43 TO 58.
24 HR TREND......ON AVERAGE, 19 DEGREES COOLER.
MIN HUMIDITY........38 TO 53 PERCENT.
24 HR TREND......ON AVERAGE, 21 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 10 TO 16 MPH WITH GUSTS TO 24
MPH.
RIDGES/UPR SLOPES....SOUTHWEST 11 TO 17 MPH WITH GUSTS TO 24
MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-7500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.
=
IDZ421-121615-
SOUTHERN BOISE/WESTERN SAWTOOTH NF, INCLUDING THE CAMAS PRAIRIE-
226 PM MDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....41 TO 53.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........41 TO 60 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTH 8 TO 13 MPH WITH GUSTS TO 24 MPH IN
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS
THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHWEST 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....EAST 5 TO 10 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....72 TO 82, EXCEPT 63 TO 71 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........16 TO 22 PERCENT, EXCEPT 20 TO 27 PERCENT ABOVE
6500 FEET.
24 HR TREND......ON AVERAGE, 4 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 14 MPH. GUSTS TO 20 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 9 TO 15 MPH. GUSTS TO 22 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-8500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44 TO 50, EXCEPT 39 TO 46 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........60 TO 80 PERCENT.
24 HR TREND......ON AVERAGE, 22 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 11 TO 17 MPH WITH GUSTS TO 26 MPH.
RIDGES/UPR SLOPES....SOUTH 11 TO 17 MPH WITH GUSTS TO 30 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 25 MPH.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE MORNING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....53 TO 64, EXCEPT 45 TO 55 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 18 DEGREES COOLER.
MIN HUMIDITY........25 TO 35 PERCENT.
24 HR TREND......ON AVERAGE, 13 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 10 TO 16 MPH WITH GUSTS TO 26 MPH.
RIDGES/UPR SLOPES....WEST 10 TO 16 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....WEST 15 TO 20 MPH.
=
IDZ400-121615-
NORTHERN BOISE BLM-
226 PM MDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50 TO 57.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........42 TO 62 PERCENT.
24 HR TREND......ON AVERAGE, 7 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.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 84.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MIN HUMIDITY........21 TO 27 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 10 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 8 TO 11 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-7500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 25 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF
PRECIPITATION 40 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....48 TO 53.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........71 TO 78 PERCENT.
24 HR TREND......ON AVERAGE, 17 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 12 TO 18 MPH IN THE EVENING, SHIFTING
TO SOUTHWEST 11 TO 17 MPH AFTER MIDNIGHT.
GUSTS TO 30 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 9 TO 15 MPH IN THE EVENING,
SHIFTING TO SOUTHWEST 8 TO 14 MPH AFTER
MIDNIGHT. GUSTS TO 26 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 25 MPH.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....57 TO 68.
24 HR TREND......ON AVERAGE, 16 DEGREES COOLER.
MIN HUMIDITY........31 TO 43 PERCENT.
24 HR TREND......ON AVERAGE, 13 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 9 TO 15 MPH WITH GUSTS TO 24
MPH.
RIDGES/UPR SLOPES....SOUTHWEST 9 TO 15 MPH WITH GUSTS TO 24
MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7500-9000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
=
IDZ420-121615-
TREASURE VALLEY BLM-
226 PM MDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50 TO 56.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........45 TO 70 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST 8 TO 9 MPH WITH GUSTS TO 16 MPH
IN THE EVENING, BECOMING LIGHT DOWNSLOPE
LESS THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHEAST AROUND 10 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82 TO 88.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........15 TO 25 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST AROUND 9 MPH WITH GUSTS TO 18
MPH.
RIDGES/UPR SLOPES....SOUTH AROUND 10 MPH. GUSTS TO 20 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS
AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50 TO 55.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........64 TO 75 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 14 MPH IN THE EVENING, SHIFTING
TO WEST 8 TO 13 MPH AFTER MIDNIGHT. GUSTS
TO 24 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 9 TO 14 MPH IN THE EVENING,
SHIFTING TO WEST 11 TO 17 MPH AFTER
MIDNIGHT. GUSTS TO 26 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64 TO 69.
24 HR TREND......ON AVERAGE, 19 DEGREES COOLER.
MIN HUMIDITY........26 TO 34 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 9 TO 15 MPH WITH GUSTS TO 24 MPH.
RIDGES/UPR SLOPES....WEST 9 TO 15 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8000-9000 FT AGL.
TRANSPORT WINDS....WEST 15 TO 20 MPH.
=
IDZ424-121615-
WESTERN TWIN FALLS BLM-
226 PM MDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48 TO 57.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MAX HUMIDITY........34 TO 54 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 12 MPH WITH GUSTS TO 22 MPH
IN THE EVENING, BECOMING LIGHT DOWNSLOPE
LESS THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTH 8 TO 13 MPH WITH GUSTS TO 22 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.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....81 TO 90.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........12 TO 21 PERCENT.
24 HR TREND......ON AVERAGE, 7 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 9 MPH IN THE MORNING, SHIFTING
TO SOUTHWEST 8 TO 10 MPH WITH GUSTS TO 22
MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....EAST AROUND 8 MPH IN THE MORNING, SHIFTING
TO SOUTHWEST 8 TO 11 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 15 TO 20 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....51 TO 56.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........56 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 7 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 12 MPH IN THE EVENING, SHIFTING
TO WEST 10 TO 16 MPH AFTER MIDNIGHT. GUSTS
TO 30 MPH.
RIDGES/UPR SLOPES....SOUTH 11 TO 17 MPH WITH GUSTS TO 28 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....WEST 15 TO 25 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64 TO 69.
24 HR TREND......ON AVERAGE, 19 DEGREES COOLER.
MIN HUMIDITY........20 TO 30 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 11 TO 17 MPH WITH GUSTS TO 28 MPH.
RIDGES/UPR SLOPES....WEST 11 TO 17 MPH WITH GUSTS TO 26 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-8000 FT AGL.
TRANSPORT WINDS....WEST 15 TO 20 MPH.
=
IDZ423-121615-
OWYHEE MOUNTAINS-
226 PM MDT FRI SEP 11 2026
..RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SATURDAY
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 55.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........49 TO 74 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTH 8 TO 11 MPH WITH GUSTS TO 20 MPH IN
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS
THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTH 8 TO 14 MPH IN THE EVENING, SHIFTING
TO SOUTH AROUND 8 MPH AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....76 TO 86.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........14 TO 24 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 13 TO 19 MPH. GUSTS TO 20 MPH IN
THE MORNING, INCREASING TO 28 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST 13 TO 19 MPH. GUSTS TO 20 MPH IN
THE MORNING, INCREASING TO 32 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9000-11000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 30 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT. A SLIGHT CHANCE
OF THROUGH THE NIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 52.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MAX HUMIDITY........64 TO 79 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 14 TO 20 MPH WITH GUSTS TO 34
MPH.
RIDGES/UPR SLOPES....SOUTHWEST 14 TO 20 MPH WITH GUSTS TO 34
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......300-800 FT AGL.
TRANSPORT WINDS....WEST 15 TO 30 MPH.
SUNDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....56 TO 67.
24 HR TREND......ON AVERAGE, 19 DEGREES COOLER.
MIN HUMIDITY........21 TO 31 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 11 TO 17 MPH. GUSTS TO 30 MPH IN THE
MORNING, DECREASING TO 24 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....WEST 11 TO 17 MPH. GUSTS TO 30 MPH IN THE
MORNING, DECREASING TO 24 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.
=
IDZ426-121615-
SOUTHERN HIGHLANDS-
226 PM MDT FRI SEP 11 2026
..RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SATURDAY
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 54.
24 HR TREND......ON AVERAGE, 8 DEGREES COOLER.
MAX HUMIDITY........46 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTH 8 TO 12 MPH WITH GUSTS TO 22 MPH IN
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS
THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHEAST 8 TO 13 MPH WITH GUSTS TO 20 MPH
IN THE EVENING, SHIFTING TO SOUTH AFTER
MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82 TO 87.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........11 TO 21 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 9 TO 15 MPH. GUSTS TO 20 MPH IN
THE MORNING, INCREASING TO 26 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST 10 TO 16 MPH. GUSTS TO 18 MPH IN
THE MORNING, INCREASING TO 24 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9000-11000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48 TO 55.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........53 TO 63 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 10 TO 16 MPH WITH GUSTS TO 28
MPH.
RIDGES/UPR SLOPES....SOUTHWEST 10 TO 16 MPH WITH GUSTS TO 26
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......300-800 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
SUNDAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....65 TO 70.
24 HR TREND......ON AVERAGE, 17 DEGREES COOLER.
MIN HUMIDITY........16 TO 26 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 10 TO 16 MPH WITH GUSTS TO 26 MPH.
RIDGES/UPR SLOPES....WEST 11 TO 17 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8500 FT AGL.
TRANSPORT WINDS....WEST 15 TO 20 MPH.
=
ORZ675-121615-
BAKER VALLEY-
126 PM PDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....39 TO 54.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........49 TO 74 PERCENT.
24 HR TREND......ON AVERAGE, 19 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....SOUTHWEST UP TO 5 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 80.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MIN HUMIDITY........21 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 SOUTH 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 26 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8000-10000 FT AGL.
TRANSPORT WINDS....SOUTH 15 TO 30 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND A
SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF
PRECIPITATION 60 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....42 TO 50.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........79 TO 95 PERCENT.
24 HR TREND......ON AVERAGE, 21 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 17 TO 23 MPH. GUSTS TO 36 MPH IN THE
EVENING, DECREASING TO 30 MPH AFTER
MIDNIGHT.
RIDGES/UPR SLOPES....WEST 17 TO 23 MPH. GUSTS TO 30 MPH.
CWR /0.10 INCH/.....40 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......300-400 FT AGL.
TRANSPORT WINDS....NORTHWEST 15 TO 30 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY IN THE
MORNING, THEN PARTLY CLOUDY WITH A CHANCE OF
RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF
PRECIPITATION 60 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....55 TO 61.
24 HR TREND......ON AVERAGE, 19 DEGREES COOLER.
MIN HUMIDITY........39 TO 48 PERCENT.
24 HR TREND......ON AVERAGE, 21 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 9 TO 15 MPH WITH GUSTS TO 24 MPH.
RIDGES/UPR SLOPES....WEST 9 TO 15 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-7500 FT AGL.
TRANSPORT WINDS....WEST 10 TO 20 MPH.
=
ORZ674-121615-
NORTHWESTERN VALE BLM-
126 PM PDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46 TO 54.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........46 TO 60 PERCENT.
24 HR TREND......ON AVERAGE, 19 PERCENT DRIER.
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 10 MPH WITH GUSTS TO 20 MPH IN
THE EVENING, BECOMING LIGHT AFTER
MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHWEST 5 TO 10 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....72 TO 81.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MIN HUMIDITY........19 TO 26 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 11 TO 17 MPH. GUSTS TO 28 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 13 TO 19 MPH. GUSTS TO 30 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-9000 FT AGL.
TRANSPORT WINDS....SOUTH 20 TO 30 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. RAIN SHOWERS LIKELY, MAINLY
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 60
PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....41 TO 50.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MAX HUMIDITY........74 TO 86 PERCENT.
24 HR TREND......ON AVERAGE, 28 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 17 TO 23 MPH WITH GUSTS TO 34 MPH.
RIDGES/UPR SLOPES....WEST 17 TO 23 MPH WITH GUSTS TO 36 MPH.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......300-700 FT AGL.
TRANSPORT WINDS....WEST 15 TO 30 MPH.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN
SHOWERS.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....53 TO 63.
24 HR TREND......ON AVERAGE, 19 DEGREES COOLER.
MIN HUMIDITY........35 TO 46 PERCENT.
24 HR TREND......ON AVERAGE, 18 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 13 TO 19 MPH. GUSTS TO 32 MPH IN THE
MORNING, DECREASING TO 24 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....WEST 13 TO 19 MPH. GUSTS TO 32 MPH IN THE
MORNING, DECREASING TO 26 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8000 FT AGL.
TRANSPORT WINDS....WEST 15 TO 30 MPH.
=
ORZ673-121615-
CENTRAL CANYONLANDS-
226 PM MDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 55.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........48 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 7 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....EAST 8 TO 11 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 10 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77 TO 84.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MIN HUMIDITY........19 TO 26 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 9 TO 15 MPH. GUSTS TO 24 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 11 TO 17 MPH. GUSTS TO 26 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8500 FT AGL.
TRANSPORT WINDS....SOUTH 15 TO 25 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....43 TO 53.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MAX HUMIDITY........64 TO 80 PERCENT.
24 HR TREND......ON AVERAGE, 15 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 14 TO 20 MPH WITH GUSTS TO 34 MPH.
RIDGES/UPR SLOPES....WEST 15 TO 21 MPH WITH GUSTS TO 34 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......300-700 FT AGL.
TRANSPORT WINDS....WEST 15 TO 30 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....58 TO 68.
24 HR TREND......ON AVERAGE, 18 DEGREES COOLER.
MIN HUMIDITY........28 TO 38 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 14 TO 20 MPH. GUSTS TO 32 MPH IN THE
MORNING, DECREASING TO 24 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....WEST 14 TO 20 MPH. GUSTS TO 34 MPH IN THE
MORNING, DECREASING TO 26 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-9000 FT AGL.
TRANSPORT WINDS....WEST 15 TO 25 MPH.
=
ORZ672-121615-
SOUTHERN GRASSLANDS-
126 PM PDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 54.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........46 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 13 MPH WITH GUSTS TO 22 MPH
IN THE EVENING, BECOMING LIGHT DOWNSLOPE
LESS THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....WEST 8 TO 14 MPH. GUSTS TO 22 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.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....76 TO 85.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........15 TO 20 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 11 MPH WITH GUSTS TO 18 MPH IN
THE MORNING, BECOMING SOUTHWEST 16 TO 22
MPH WITH GUSTS TO 34 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST 17 TO 23 MPH. GUSTS TO 22 MPH IN
THE MORNING, INCREASING TO 34 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8500-10500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 20 TO 30 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN PARTLY
CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44 TO 49.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MAX HUMIDITY........69 TO 80 PERCENT.
24 HR TREND......ON AVERAGE, 22 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 17 TO 23 MPH. GUSTS TO 36 MPH IN THE
EVENING, DECREASING TO 30 MPH AFTER
MIDNIGHT.
RIDGES/UPR SLOPES....WEST 17 TO 23 MPH WITH GUSTS TO 36 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......500-1000 FT AGL.
TRANSPORT WINDS....WEST 20 TO 30 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....58 TO 65.
24 HR TREND......ON AVERAGE, 19 DEGREES COOLER.
MIN HUMIDITY........25 TO 34 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 9 TO 15 MPH WITH GUSTS TO 24 MPH.
RIDGES/UPR SLOPES....WEST 9 TO 15 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-8500 FT AGL.
TRANSPORT WINDS....WEST 15 TO 20 MPH.
=
ORZ671-121615-
STEENS MOUNTAIN-
126 PM PDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48 TO 55.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........44 TO 53 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 8 TO 14 MPH WITH GUSTS TO 24 MPH IN
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS
THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....WEST 9 TO 15 MPH WITH GUSTS TO 24 MPH IN
THE EVENING, BECOMING LIGHT AFTER
MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHWEST 5 TO 15 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69 TO 80.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........19 TO 25 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST 8 TO 12 MPH WITH GUSTS TO 20 MPH
IN THE MORNING, INCREASING TO 16 TO 22 MPH
WITH GUSTS TO 34 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST 8 TO 13 MPH WITH GUSTS TO 22 MPH
IN THE MORNING, INCREASING TO 18 TO 24 MPH
WITH GUSTS TO 36 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8500-10500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 25 TO 35 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT. A CHANCE OF RAIN
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN A CHANCE OF SNOW SHOWERS
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 40
PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....36 TO 46.
24 HR TREND......ON AVERAGE, 11 DEGREES COOLER.
MAX HUMIDITY........72 TO 91 PERCENT.
24 HR TREND......ON AVERAGE, 34 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. WEST 22 TO 28 MPH. GUSTS TO 44 MPH
IN THE EVENING, DECREASING TO 38 MPH AFTER
MIDNIGHT.
RIDGES/UPR SLOPES....BREEZY. WEST 22 TO 28 MPH. GUSTS TO 42 MPH
IN THE EVENING, DECREASING TO 36 MPH AFTER
MIDNIGHT.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......500-900 FT AGL.
TRANSPORT WINDS....WEST 20 TO 35 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....49 TO 61.
24 HR TREND......ON AVERAGE, 20 DEGREES COOLER.
MIN HUMIDITY........31 TO 45 PERCENT.
24 HR TREND......ON AVERAGE, 16 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 13 TO 19 MPH. GUSTS TO 32 MPH IN THE
MORNING, DECREASING TO 24 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....WEST 13 TO 19 MPH. GUSTS TO 30 MPH IN THE
MORNING, DECREASING TO 24 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....WEST 15 TO 25 MPH.
=
ORZ670-121615-
BURNS BLM-
126 PM PDT FRI SEP 11 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....40 TO 52.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MAX HUMIDITY........50 TO 70 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 8 TO 14 MPH WITH GUSTS TO 24 MPH IN
THE EVENING, BECOMING LIGHT DOWNSLOPE LESS
THAN 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....WEST 10 TO 16 MPH. GUSTS TO 26 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.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73 TO 81.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........18 TO 24 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 12 MPH IN THE MORNING, BECOMING
SOUTHWEST 16 TO 22 MPH WITH GUSTS TO 34
MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 8 TO 13 MPH WITH GUSTS TO 22 MPH IN
THE MORNING, BECOMING SOUTHWEST 17 TO 23
MPH WITH GUSTS TO 36 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9000-10000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 25 TO 30 MPH.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 50 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....39 TO 44.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MAX HUMIDITY........74 TO 91 PERCENT.
24 HR TREND......ON AVERAGE, 25 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 17 TO 23 MPH. GUSTS TO 34 MPH IN THE
EVENING, DECREASING TO 28 MPH AFTER
MIDNIGHT.
RIDGES/UPR SLOPES....WEST 17 TO 23 MPH. GUSTS TO 36 MPH IN THE
EVENING, DECREASING TO 28 MPH AFTER
MIDNIGHT.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......600-1000 FT AGL.
TRANSPORT WINDS....WEST 20 TO 30 MPH.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....55 TO 62.
24 HR TREND......ON AVERAGE, 19 DEGREES COOLER.
MIN HUMIDITY........29 TO 44 PERCENT.
24 HR TREND......ON AVERAGE, 18 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST 10 TO 16 MPH WITH GUSTS TO 24 MPH.
RIDGES/UPR SLOPES....WEST 10 TO 16 MPH WITH GUSTS TO 24 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-7500 FT AGL.
TRANSPORT WINDS....WEST 15 TO 20 MPH.
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FORECAST DAYS 3 THROUGH 7
MONDAY
PARTLY CLOUDY. LOWS 34 TO 44. HIGHS 55 TO 70. WEST
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 35 TO 45. HIGHS 60 TO 74. NORTHEAST
WINDS UP TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 37 TO 48. HIGHS 62 TO 76. NORTH
WINDS UP TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 40 TO 50. HIGHS 67 TO 80.
FRIDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS. LOWS
44 TO 52. HIGHS 68 TO 82.
.OUTLOOK FOR SATURDAY SEPTEMBER 19 THROUGH FRIDAY SEPTEMBER 25
FAVORS ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
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