216
FNUS55 KBOI 202026
FWFBOI
FIRE WEATHER PLANNING FORECAST FOR SW IDAHO AND SE OREGON
NATIONAL WEATHER SERVICE BOISE ID
226 PM MDT TUE OCT 20 2026
..WIDESPREAD PRECIPITATION THURSDAY AND THURSDAY NIGHT
...SLIGHT CHANCE OF THUNDERSTORMS WEDNESDAY AFTERNOON/EVENING
AND A BETTER CHANCE THURSDAY AFTERNOON AND EVENING...
..WINDY THURSDAY NIGHT AND FRIDAY
..MUCH COOLER FRIDAY
DISCUSSION
* SOUTHWEST IDAHO BLM (ID ZONES 400, 420, 423, 424, 426)...
MOIST SOUTHERLY FLOW ALOFT WILL SPREAD A SLIGHT CHANCE OF
SHOWERS OVER MOUNTAINS LATE TONIGHT, BUT WEDNESDAY LOOKS DRY.
FURTHER MOISTENING WILL BRING A BETTER CHANCE OF LIGHT RAIN
SHOWERS WEDNESDAY NIGHT, BUT A MUCH STRONGER MOIST SURGE
WILL BRING WIDESPREAD RAIN SHOWERS THURSDAY THROUGH FRIDAY
MORNING, HEAVIEST THURSDAY EVENING WHEN A COLD FRONT AND
SUPPORTING UPPER TROUGH PASS THROUGH. SLIGHT CHANCE OF
THUNDERSTORMS WEDNESDAY AFTERNOON/EVENING, THEN A BETTER
CHANCE THURSDAY AFTERNOON AND EVENING. BECOMING WINDY LATE
THURSDAY NIGHT BEHIND THE COLD FRONT. MUCH COOLER FRIDAY.
* SOUTHWEST IDAHO FOREST (ID ZONES 401, 402, 403, 421)...
MOIST SOUTHERLY FLOW ALOFT WILL SPREAD A SLIGHT CHANCE OF
SHOWERS OVER MOUNTAINS LATE TONIGHT, BUT WEDNESDAY LOOKS DRY.
FURTHER MOISTENING WILL BRING A BETTER CHANCE OF LIGHT RAIN
SHOWERS WEDNESDAY NIGHT, BUT A MUCH STRONGER MOIST SURGE
WILL BRING WIDESPREAD RAIN THURSDAY THROUGH FRIDAY MORNING,
HEAVIEST THURSDAY EVENING WHEN A COLD FRONT AND SUPPORTING
UPPER TROUGH PASS THROUGH. A SLIGHT CHANCE OF THUNDERSTORMS
WEDNESDAY AFTERNOON/EVENING, THEN A BETTER CHANCE THURSDAY
AFTERNOON AND EVENING. LOCALLY WINDY LATE THURSDAY NIGHT
BEHIND THE COLD FRONT. SHOWERS AND AREAS OF FOG FRIDAY
MORNING, SHOWERS DECREASING LATER FRIDAY AND BECOMING
BREEZY AND MUCH COOLER.
* SOUTHEAST OREGON (OR ZONES 670-675)...
MOIST SOUTHERLY FLOW ALOFT WILL SPREAD A SLIGHT CHANCE OF
SHOWERS OVER MOUNTAINS OVERNIGHT, BUT MOST OF WEDNESDAY
LOOKS DRY. FURTHER MOISTENING WILL BRING A BETTER CHANCE
OF RAIN SHOWERS LATE WEDNESDAY AND WEDNESDAY NIGHT, BUT A
STRONGER MOIST SURGE WILL BRING WIDESPREAD RAIN THURSDAY
THROUGH FRIDAY MORNING, HEAVIEST THURSDAY EVENING WHEN A
COLD FRONT AND SUPPORTING UPPER TROUGH PASS THROUGH. A
SLIGHT CHANCE OF THUNDERSTORMS WEDNESDAY AFTERNOON/EVENING,
THEN AGAIN THURSDAY AFTERNOON AND EVENING. BECOMING WINDY
LATE THURSDAY NIGHT BEHIND THE COLD FRONT. SHOWERS ENDING
FRIDAY MORNING, THEN BREEZY AND MUCH COOLER FRIDAY.
IDZ401-211530-
WESTERN PAYETTE NATIONAL FOREST-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....39 TO 51.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........60 TO 85 PERCENT.
24 HR TREND......ON AVERAGE, 16 PERCENT WETTER.
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/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. CHANCE OF PRECIPITATION 20
PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....54 TO 69.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........36 TO 51 PERCENT.
24 HR TREND......ON AVERAGE, 15 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTH AROUND 8 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 8 TO 11 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-4500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
WEDNESDAY 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.....40 TO 53.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........72 TO 98 PERCENT.
24 HR TREND......ON AVERAGE, 13 PERCENT WETTER.
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/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. AREAS OF FOG IN THE MORNING. CHANCE
OF PRECIPITATION 80 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....51 TO 66.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MIN HUMIDITY........53 TO 68 PERCENT.
24 HR TREND......ON AVERAGE, 16 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 8 TO 9 MPH.
RIDGES/UPR SLOPES....SOUTH 8 TO 10 MPH.
CWR /0.10 INCH/.....60 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......2500-3500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
=
IDZ402-211530-
EASTERN PAYETTE NATIONAL FOREST-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....37 TO 46.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........62 TO 73 PERCENT.
24 HR TREND......ON AVERAGE, 19 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.........PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. CHANCE OF PRECIPITATION 20
PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....52 TO 66.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MIN HUMIDITY........37 TO 50 PERCENT.
24 HR TREND......ON AVERAGE, 15 PERCENT WETTER.
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 IN THE
MORNING, BECOMING SOUTH AROUND 8 MPH WITH
GUSTS TO 16 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5000-6000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
WEDNESDAY 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. CHANCE OF PRECIPITATION 30
PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....40 TO 47.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........75 TO 87 PERCENT.
24 HR TREND......ON AVERAGE, 13 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.
THURSDAY
SKY/WEATHER.........RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 80 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....50 TO 64.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........50 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 13 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST AROUND 8 MPH
IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH AROUND 9 MPH. GUSTS TO 18 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....50 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-5000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
=
IDZ403-211530-
NORTHERN BOISE NATIONAL FOREST-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....38 TO 48.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........67 TO 85 PERCENT.
24 HR TREND......ON AVERAGE, 23 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....EAST 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. CHANCE OF PRECIPITATION 20
PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....54 TO 69.
24 HR TREND......ON AVERAGE, 2 DEGREES COOLER.
MIN HUMIDITY........36 TO 50 PERCENT.
24 HR TREND......ON AVERAGE, 18 PERCENT WETTER.
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 AROUND 8 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7000 FT AGL.
TRANSPORT WINDS....SOUTH AROUND 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....40 TO 50.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........70 TO 92 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....SOUTHEAST AROUND 8 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 80 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....52 TO 65.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MIN HUMIDITY........45 TO 60 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTH AROUND 8 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST AROUND 10 MPH. GUSTS TO 18 MPH
IN THE AFTERNOON.
CWR /0.10 INCH/.....60 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-5000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
=
IDZ421-211530-
SOUTHERN BOISE/WESTERN SAWTOOTH NF, INCLUDING THE CAMAS PRAIRIE-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....38 TO 49.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........74 TO 97 PERCENT.
24 HR TREND......ON AVERAGE, 25 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 11 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 11 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....EAST 5 TO 15 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF
PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....63 TO 74, EXCEPT 54 TO 61 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........31 TO 45 PERCENT, EXCEPT 44 TO 57 PERCENT ABOVE
6500 FEET.
24 HR TREND......ON AVERAGE, 10 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 12 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTH AROUND 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....42 TO 52.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........69 TO 95 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 11 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 12 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 15 MPH.
THURSDAY
SKY/WEATHER.........A CHANCE OF RAIN SHOWERS IN THE MORNING, THEN
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. CHANCE OF PRECIPITATION 90
PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....59 TO 69, EXCEPT 51 TO 58 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MIN HUMIDITY........38 TO 53 PERCENT, EXCEPT 51 TO 66 PERCENT ABOVE
6500 FEET.
24 HR TREND......ON AVERAGE, 8 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 14 MPH. GUSTS TO 22 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST 9 TO 15 MPH. GUSTS TO 22 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....60 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-4500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
=
IDZ400-211530-
NORTHERN BOISE BLM-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44 TO 52.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........64 TO 84 PERCENT.
24 HR TREND......ON AVERAGE, 19 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.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE MORNING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....65 TO 74.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........34 TO 49 PERCENT.
24 HR TREND......ON AVERAGE, 13 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......3000-4000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 50 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....47 TO 54.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........72 TO 95 PERCENT.
24 HR TREND......ON AVERAGE, 9 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/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHEAST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
MORNING, THEN SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. AREAS OF FOG IN
THE MORNING. CHANCE OF PRECIPITATION 60
PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....61 TO 70.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MIN HUMIDITY........49 TO 68 PERCENT.
24 HR TREND......ON AVERAGE, 14 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/.....50 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......2500-3500 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
=
IDZ420-211530-
TREASURE VALLEY BLM-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 49.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........76 TO 86 PERCENT.
24 HR TREND......ON AVERAGE, 16 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....NORTHEAST 8 TO 11 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.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....72 TO 77.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........30 TO 45 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 12 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-5500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT. A CHANCE OF
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING. AREAS OF FOG AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....47 TO 52.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........75 TO 97 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 IN THE
EVENING, BECOMING EAST 8 TO 12 MPH AFTER
MIDNIGHT.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........A CHANCE OF SHOWERS IN THE MORNING, THEN
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. AREAS OF FOG IN THE MORNING. CHANCE
OF PRECIPITATION 80 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....66 TO 72.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MIN HUMIDITY........38 TO 58 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 14 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 14 MPH WITH GUSTS TO 20
MPH.
CWR /0.10 INCH/.....60 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3000-4000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
=
IDZ424-211530-
WESTERN TWIN FALLS BLM-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 54.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........73 TO 89 PERCENT.
24 HR TREND......ON AVERAGE, 17 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 13 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 13 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....EAST 10 TO 20 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE MORNING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71 TO 79.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........27 TO 37 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 9 TO 15 MPH.
RIDGES/UPR SLOPES....EAST 9 TO 15 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7000 FT AGL.
TRANSPORT WINDS....SOUTHEAST 15 TO 20 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. CHANCE OF PRECIPITATION 20 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....49 TO 55.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........65 TO 95 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 12 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 13 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....EAST 10 TO 20 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PRECIPITATION 70 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....67 TO 74.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MIN HUMIDITY........35 TO 48 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 12 TO 18 MPH.
RIDGES/UPR SLOPES....EAST 12 TO 18 MPH WITH GUSTS TO 22 MPH.
CWR /0.10 INCH/.....50 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-4500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 15 TO 25 MPH.
=
IDZ423-211530-
OWYHEE MOUNTAINS-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....41 TO 50.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........69 TO 90 PERCENT.
24 HR TREND......ON AVERAGE, 22 PERCENT WETTER.
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 8 TO 12 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
WEDNESDAY
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.....65 TO 74.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........27 TO 37 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING EAST 8 TO 9 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 11 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
WEDNESDAY 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. CHANCE OF PRECIPITATION 30
PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MIN TEMPERATURE.....43 TO 51.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........75 TO 94 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 11 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 12 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
THURSDAY
SKY/WEATHER.........RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 80 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....60 TO 70.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MIN HUMIDITY........38 TO 53 PERCENT.
24 HR TREND......ON AVERAGE, 11 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST 8 TO 13 MPH
WITH GUSTS TO 24 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST 10 TO 16 MPH. GUSTS TO 24 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....60 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-5500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 20 MPH.
=
IDZ426-211530-
SOUTHERN HIGHLANDS-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 52.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........73 TO 89 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 12 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE MORNING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....70 TO 76.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........26 TO 36 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 14 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 14 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47 TO 52.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........74 TO 94 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 13 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 13 MPH WITH GUSTS TO 22
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
THURSDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
MORNING, THEN SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF
PRECIPITATION 60 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....65 TO 71.
24 HR TREND......ON AVERAGE, 4 DEGREES COOLER.
MIN HUMIDITY........35 TO 49 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 11 TO 17 MPH. GUSTS TO 24 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST 11 TO 17 MPH. GUSTS TO 24 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....40 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTH 15 TO 20 MPH.
=
ORZ675-211530-
BAKER VALLEY-
126 PM PDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....32 TO 47.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........59 TO 89 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 UP TO 5 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS IN THE MORNING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64 TO 71.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........35 TO 44 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST 8 TO 10 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST 8 TO 9 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-4500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
WEDNESDAY 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.....36 TO 51.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........81 TO 100 PERCENT.
24 HR TREND......ON AVERAGE, 17 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/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100 FT AGL.
TRANSPORT WINDS....EAST UP TO 5 MPH.
THURSDAY
SKY/WEATHER.........RAIN SHOWERS LIKELY IN THE MORNING, THEN RAIN
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. AREAS OF FOG IN THE MORNING. CHANCE
OF PRECIPITATION 80 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....59 TO 66.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MIN HUMIDITY........59 TO 68 PERCENT.
24 HR TREND......ON AVERAGE, 24 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/.....50 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3000-3500 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 20 MPH.
=
ORZ674-211530-
NORTHWESTERN VALE BLM-
126 PM PDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....40 TO 48.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........60 TO 73 PERCENT.
24 HR TREND......ON AVERAGE, 17 PERCENT WETTER.
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....NORTHEAST AROUND 9 MPH.
CWR /0.10 INCH/.....10 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.....62 TO 70.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........33 TO 48 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST 8 TO 10 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST AROUND 9 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......2500-3500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
WEDNESDAY 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.....43 TO 51.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........73 TO 93 PERCENT.
24 HR TREND......ON AVERAGE, 17 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....EAST AROUND 8 MPH.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST UP TO 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PRECIPITATION 60 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....56 TO 65.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MIN HUMIDITY........53 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 19 PERCENT WETTER.
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 AROUND 8 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....40 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......2500-3500 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
=
ORZ673-211530-
CENTRAL CANYONLANDS-
226 PM MDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....42 TO 48.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........64 TO 77 PERCENT.
24 HR TREND......ON AVERAGE, 17 PERCENT WETTER.
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....NORTHEAST AROUND 10 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTH 5 TO 10 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....64 TO 73.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........37 TO 47 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHEAST AROUND 8 MPH
IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST AROUND 8 MPH
IN THE AFTERNOON.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......2500-3500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
WEDNESDAY 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.....45 TO 52.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........79 TO 96 PERCENT.
24 HR TREND......ON AVERAGE, 18 PERCENT WETTER.
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 8 TO 10 MPH IN THE EVENING, BECOMING
LIGHT AFTER MIDNIGHT.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN RAIN SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF
PRECIPITATION 60 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....59 TO 69.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MIN HUMIDITY........51 TO 62 PERCENT.
24 HR TREND......ON AVERAGE, 14 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....SOUTHEAST AROUND 8 MPH IN THE MORNING,
BECOMING LIGHT IN THE AFTERNOON.
CWR /0.10 INCH/.....50 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......2500-3500 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
=
ORZ672-211530-
SOUTHERN GRASSLANDS-
126 PM PDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY AFTER MIDNIGHT. A 20 PERCENT
CHANCE OF RAIN SHOWERS.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....36 TO 46.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........59 TO 82 PERCENT.
24 HR TREND......ON AVERAGE, 29 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 11 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 11 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
WEDNESDAY
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...20 PERCENT.
MAX TEMPERATURE.....65 TO 73.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........26 TO 36 PERCENT.
24 HR TREND......ON AVERAGE, 11 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 11 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 12 MPH.
CWR /0.10 INCH/.....20 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 40 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....39 TO 47.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........75 TO 95 PERCENT.
24 HR TREND......ON AVERAGE, 13 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST AROUND 10 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 11 MPH.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN RAIN SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF
PRECIPITATION 70 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....57 TO 65.
24 HR TREND......ON AVERAGE, 8 DEGREES COOLER.
MIN HUMIDITY........39 TO 54 PERCENT.
24 HR TREND......ON AVERAGE, 16 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH 9 TO 15 MPH.
RIDGES/UPR SLOPES....SOUTH 10 TO 16 MPH.
CWR /0.10 INCH/.....50 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3000-4000 FT AGL.
TRANSPORT WINDS....SOUTH 10 TO 20 MPH.
=
ORZ671-211530-
STEENS MOUNTAIN-
126 PM PDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY AFTER MIDNIGHT. A 20 PERCENT
CHANCE OF RAIN SHOWERS.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....40 TO 47.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........55 TO 64 PERCENT.
24 HR TREND......ON AVERAGE, 23 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST AROUND 8 MPH.
RIDGES/UPR SLOPES....EAST AROUND 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.........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.....57 TO 69.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........30 TO 38 PERCENT.
24 HR TREND......ON AVERAGE, 14 PERCENT WETTER.
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
IN THE AFTERNOON.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-6000 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....40 TO 48.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........76 TO 93 PERCENT.
24 HR TREND......ON AVERAGE, 25 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST AROUND 8 MPH IN THE EVENING,
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....EAST AROUND 8 MPH.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN RAIN SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF
PRECIPITATION 70 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....50 TO 60.
24 HR TREND......ON AVERAGE, 9 DEGREES COOLER.
MIN HUMIDITY........53 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 26 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....SOUTHEAST AROUND 8 MPH IN THE MORNING,
BECOMING LIGHT IN THE AFTERNOON.
CWR /0.10 INCH/.....50 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3000-3500 FT AGL.
TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.
=
ORZ670-211530-
BURNS BLM-
126 PM PDT TUE OCT 20 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....32 TO 42.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........59 TO 82 PERCENT.
24 HR TREND......ON AVERAGE, 15 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST AROUND 8 MPH IN THE EVENING,
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHEAST AROUND 8 MPH IN THE EVENING,
BECOMING LIGHT AFTER MIDNIGHT.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
WEDNESDAY
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.....64 TO 70.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........26 TO 34 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT WETTER.
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 SOUTHEAST 8 TO 11 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4000-6000 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIPITATION 40 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....35 TO 43.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........86 TO 99 PERCENT.
24 HR TREND......ON AVERAGE, 24 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST AROUND 8 MPH. GUSTS TO 14 MPH IN
THE EVENING.
RIDGES/UPR SLOPES....NORTHEAST 8 TO 9 MPH.
CWR /0.10 INCH/.....30 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......200-300 FT AGL.
TRANSPORT WINDS....NORTHEAST 5 TO 10 MPH.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS
OF FOG IN THE MORNING. CHANCE OF PRECIPITATION
60 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....56 TO 61.
24 HR TREND......ON AVERAGE, 9 DEGREES COOLER.
MIN HUMIDITY........55 TO 63 PERCENT.
24 HR TREND......ON AVERAGE, 30 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING WEST 8 TO 9 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHWEST 8 TO 10 MPH IN
THE AFTERNOON.
CWR /0.10 INCH/.....40 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3000-3500 FT AGL.
TRANSPORT WINDS....WEST 15 TO 20 MPH.
=
FORECAST DAYS 3 THROUGH 7
FRIDAY
BREEZY. SHOWERS, A CHANCE OF THUNDERSTORMS AND SNOW
SHOWERS. CHANCE OF PRECIPITATION 80 PERCENT. LOWS 29 TO 44. HIGHS
42 TO 57. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 22 TO 34. HIGHS 45 TO 58. WEST
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
SUNDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF LIGHT FREEZING
RAIN. LOWS 27 TO 37. HIGHS 49 TO 63. SOUTHEAST WINDS UP TO
10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 28 TO 39. HIGHS 50 TO 63.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS AND A SLIGHT
CHANCE OF SHOWERS. CHANCE OF PRECIPITATION 30 PERCENT. LOWS 27 TO
38. HIGHS 49 TO 62.
.OUTLOOK FOR WEDNESDAY OCTOBER 28 THROUGH TUESDAY NOVEMBER 3
...ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
=
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