959
FNUS55 KBOI 210933
FWFBOI
FIRE WEATHER PLANNING FORECAST FOR SW IDAHO AND SE OREGON
NATIONAL WEATHER SERVICE BOISE ID
333 AM MDT MON SEP 21 2026
..WARMING THROUGH THURSDAY
..SLIGHT CHANCE OF SHOWERS/STORMS TUESDAY
..COLD FRONT FRIDAY/SATURDAY
DISCUSSION
* SOUTHWEST IDAHO BLM (ID ZONES 400, 420, 423, 424, 426)...TEMPERATURES
GENERAL WARM ALONGSIDE DRYING CONDITIONS THROUGH THURSDAY,
PEAKING ON THURSDAY AT 10-15 DEGREES ABOVE NORMAL FOR THIS TIME
OF YEAR. THE WARMING IS BRIEFLY INTERRUPTED ON TUESDAY AS A
QUICK MOVING SYSTEM BRINGS A 20% CHANCE OF PRECIPITATION AND
INCREASING CLOUD COVER. RAIN SHOWERS AND THUNDERSTORMS WILL BE
FOCUSED ON THE HIGHER TERRAIN ALONG AND NORTH OF THE NEVADA
BORDER. LATER IN THE WEEK, A STRONG PACIFIC SYSTEM WILL CARRY A
COLD FRONT THROUGH THE AREA, DROPPING TEMPERATURES ABOUT 15-20
DEGREES FROM THURSDAY. PRECIPITATION CHANCES WITH THE FRONT ARE
LOWER, AT 10-20%, AND CONFIDENCE IS LOW DUE TO TIMING DIFFERENCES
AMONGST GUIDANCE.
* SOUTHWEST IDAHO FOREST (ID ZONES 401, 402, 403,
421)...TEMPERATURES GENERAL WARM ALONGSIDE DRYING CONDITIONS
THROUGH THURSDAY, PEAKING ON THURSDAY AT 10-15 DEGREES ABOVE
NORMAL FOR THIS TIME OF YEAR. THE WARMING IS BRIEFLY INTERRUPTED
ON TUESDAY AS A QUICK MOVING SYSTEM BRINGS A 20% CHANCE OF
PRECIPITATION AND INCREASING CLOUD COVER. RAIN SHOWERS AND
THUNDERSTORMS WILL BE FOCUSED ON HIGHER TERRAIN IN THE SOUTHERN
CENTRAL IDAHO MOUNTAINS. LATER IN THE WEEK, A STRONG PACIFIC
SYSTEM WILL CARRY A COLD FRONT THROUGH THE AREA, DROPPING
TEMPERATURES ABOUT 15-20 DEGREES FROM THURSDAY. PRECIPITATION
CHANCES RANGE FROM 20-30% NEAR PAYETTE NF TO 10-20% IN BOISE NF,
INCREASING TO THE NORTH. THE EXACT CHANCE OF PRECIPITATION IS
STILL LOW CONFIDENCE DUE TO TIMING DIFFERENCE AMONGST GUIDANCE.
* SOUTHEAST OREGON (OR ZONES 670-675)...TEMPERATURES GENERAL WARM
ALONGSIDE DRYING CONDITIONS THROUGH THURSDAY, PEAKING ON
THURSDAY AT 10-15 DEGREES ABOVE NORMAL FOR THIS TIME OF YEAR.
THE WARMING IS BRIEFLY INTERRUPTED ON TUESDAY AS A QUICK MOVING
SYSTEM INCREASES CLOUD COVER ACROSS THE AREA. RAIN SHOWERS AND
THUNDERSTORMS ARE POSSIBLE IN BAKER COUNTY TUESDAY EVENING.
LATER IN THE WEEK, A STRONG PACIFIC SYSTEM WILL CARRY A COLD
FRONT THROUGH THE AREA, DROPPING TEMPERATURES ABOUT 15-20
DEGREES FROM THURSDAY. PRECIPITATION CHANCES DURING THE FRONTAL
PASSAGE ARE HIGHEST IN NORTHEASTERN OREGON AT 20-30%, HOWEVER
CONFIDENCE IS LOW DUE TO TIMING DIFFERENCES AMONGST GUIDANCE.
IDZ401-220030-
WESTERN PAYETTE NATIONAL FOREST-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....63 TO 78.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........26 TO 36 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.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44 TO 58.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........47 TO 72 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 FT AGL.
TRANSPORT WINDS....EAST UP TO 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....63 TO 78.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........22 TO 32 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7500-9500 FT AGL.
TRANSPORT WINDS....WEST AROUND 10 MPH.
=
IDZ402-220030-
EASTERN PAYETTE NATIONAL FOREST-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62 TO 77.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MIN HUMIDITY........26 TO 36 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTHWEST AROUND 5 MPH.
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........56 TO 71 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
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 FT AGL.
TRANSPORT WINDS....SOUTH AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....59 TO 74.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MIN HUMIDITY........22 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8000-9500 FT AGL.
TRANSPORT WINDS....WEST 10 TO 15 MPH.
=
IDZ403-220030-
NORTHERN BOISE NATIONAL FOREST-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....63 TO 78.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MIN HUMIDITY........24 TO 33 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.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8000 FT AGL.
TRANSPORT WINDS....SOUTH AROUND 5 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 54.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........50 TO 70 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100 FT AGL.
TRANSPORT WINDS....SOUTHEAST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....61 TO 75.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MIN HUMIDITY........21 TO 27 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8000-9000 FT AGL.
TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
=
IDZ421-220030-
SOUTHERN BOISE/WESTERN SAWTOOTH NF, INCLUDING THE CAMAS PRAIRIE-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71 TO 81, EXCEPT 62 TO 69 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MIN HUMIDITY........20 TO 28 PERCENT, EXCEPT 26 TO 34 PERCENT ABOVE
6500 FEET.
24 HR TREND......ON AVERAGE, 9 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 11 MPH WITH GUSTS TO 18
MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 12 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 15 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43 TO 55.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........47 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 15 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68 TO 78, EXCEPT 59 TO 66 ABOVE 6500 FEET.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MIN HUMIDITY........19 TO 26 PERCENT, EXCEPT 25 TO 32 PERCENT ABOVE
6500 FEET.
24 HR TREND......ON AVERAGE, 2 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-9000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
=
IDZ400-220030-
NORTHERN BOISE BLM-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 85.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MIN HUMIDITY........24 TO 32 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5000-7000 FT AGL.
TRANSPORT WINDS....SOUTH AROUND 5 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....53 TO 60.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........47 TO 67 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 FT AGL.
TRANSPORT WINDS....NORTHEAST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 85.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........20 TO 25 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7500-9500 FT AGL.
TRANSPORT WINDS....WEST 5 TO 10 MPH.
=
IDZ420-220030-
TREASURE VALLEY BLM-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....81 TO 86.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MIN HUMIDITY........19 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, 8 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 11 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 9 MPH IN THE MORNING, BECOMING
LIGHT IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....53 TO 58.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........52 TO 77 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 IN THE
EVENING, BECOMING NORTHEAST AROUND 8 MPH
AFTER MIDNIGHT.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100 FT AGL.
TRANSPORT WINDS....EAST UP TO 5 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....80 TO 85.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........19 TO 24 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-8500 FT AGL.
TRANSPORT WINDS....WEST AROUND 5 MPH.
=
IDZ424-220030-
WESTERN TWIN FALLS BLM-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77 TO 86.
24 HR TREND......ON AVERAGE, 6 DEGREES WARMER.
MIN HUMIDITY........16 TO 26 PERCENT.
24 HR TREND......ON AVERAGE, 11 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 14 MPH WITH GUSTS TO 22 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 14 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-7500 FT AGL.
TRANSPORT WINDS....EAST 10 TO 15 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....51 TO 58.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MAX HUMIDITY........45 TO 65 PERCENT.
24 HR TREND......ON AVERAGE, 13 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST AROUND 10 MPH WITH GUSTS TO 18 MPH.
RIDGES/UPR SLOPES....EAST AROUND 10 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....EAST 5 TO 15 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 83.
24 HR TREND......ON AVERAGE, 3 DEGREES COOLER.
MIN HUMIDITY........17 TO 27 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. GUSTS TO 14
MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-8000 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
=
IDZ423-220030-
OWYHEE MOUNTAINS-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....72 TO 82.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MIN HUMIDITY........16 TO 26 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 13 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 13 MPH WITH GUSTS TO 18 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......4500-6500 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 56.
24 HR TREND......ON AVERAGE, 4 DEGREES WARMER.
MAX HUMIDITY........50 TO 75 PERCENT.
24 HR TREND......ON AVERAGE, 11 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST 8 TO 10 MPH IN THE EVENING,
BECOMING LIGHT DOWNSLOPE LESS THAN 8 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHEAST 8 TO 11 MPH WITH GUSTS TO 18
MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 15 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY IN THE MORNING, THEN PARTLY
CLOUDY WITH 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.....71 TO 81.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........20 TO 28 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHEAST AROUND 8 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-8000 FT AGL.
TRANSPORT WINDS....WEST 5 TO 10 MPH.
=
IDZ426-220030-
SOUTHERN HIGHLANDS-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77 TO 82.
24 HR TREND......ON AVERAGE, 7 DEGREES WARMER.
MIN HUMIDITY........18 TO 28 PERCENT.
24 HR TREND......ON AVERAGE, 7 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST 8 TO 13 MPH WITH GUSTS TO 22 MPH.
RIDGES/UPR SLOPES....EAST 8 TO 13 MPH. GUSTS TO 18 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......7000-9000 FT AGL.
TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 54.
24 HR TREND......ON AVERAGE, 5 DEGREES WARMER.
MAX HUMIDITY........49 TO 69 PERCENT.
24 HR TREND......ON AVERAGE, 14 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST 8 TO 11 MPH. GUSTS TO 20 MPH IN
THE EVENING.
RIDGES/UPR SLOPES....EAST 8 TO 10 MPH WITH GUSTS TO 18 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 10 MPH.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PRECIPITATION 30 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....72 TO 78.
24 HR TREND......ON AVERAGE, 5 DEGREES COOLER.
MIN HUMIDITY........24 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, 2 PERCENT WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH. GUSTS
TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH. GUSTS TO 16
MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....10 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-8500 FT AGL.
TRANSPORT WINDS....WEST 5 TO 10 MPH.
=
ORZ675-220030-
BAKER VALLEY-
233 AM PDT MON SEP 21 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 82.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........24 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST AROUND 8 MPH
IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST 8 TO 9 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7000 FT AGL.
TRANSPORT WINDS....SOUTH 5 TO 10 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44 TO 57.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........53 TO 78 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
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 FT AGL.
TRANSPORT WINDS....NORTHWEST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 80.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........24 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH. GUSTS
TO 14 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......3500-5500 FT AGL.
TRANSPORT WINDS....WEST 5 TO 15 MPH.
=
ORZ674-220030-
NORTHWESTERN VALE BLM-
233 AM PDT MON SEP 21 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....72 TO 81.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........21 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, 4 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST AROUND 8 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING SOUTHEAST 8 TO 9 MPH
WITH GUSTS TO 16 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5000-7000 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 56.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........48 TO 64 PERCENT.
24 HR TREND......ON AVERAGE, 10 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100 FT AGL.
TRANSPORT WINDS....NORTHWEST UP TO 5 MPH.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73 TO 82.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........18 TO 27 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH. GUSTS
TO 14 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH. GUSTS TO 14
MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5500-7500 FT AGL.
TRANSPORT WINDS....WEST 5 TO 15 MPH.
=
ORZ673-220030-
CENTRAL CANYONLANDS-
333 AM MDT MON SEP 21 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 84.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........23 TO 29 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
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....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING EAST 8 TO 10 MPH IN THE
AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......5000-7000 FT AGL.
TRANSPORT WINDS....SOUTHEAST 5 TO 10 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50 TO 57.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........49 TO 66 PERCENT.
24 HR TREND......ON AVERAGE, 9 PERCENT DRIER.
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....LIGHT WINDS LESS THAN 8 MPH. GUSTS TO 14
MPH IN THE EVENING.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100 FT AGL.
TRANSPORT WINDS....NORTHWEST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77 TO 85.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........18 TO 23 PERCENT.
24 HR TREND......ON AVERAGE, 6 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH. GUSTS TO 14
MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......8500-10500 FT AGL.
TRANSPORT WINDS....WEST 5 TO 10 MPH.
=
ORZ672-220030-
SOUTHERN GRASSLANDS-
233 AM PDT MON SEP 21 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75 TO 82.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........16 TO 23 PERCENT.
24 HR TREND......ON AVERAGE, 5 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-8000 FT AGL.
TRANSPORT WINDS....WEST 5 TO 10 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48 TO 54.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MAX HUMIDITY........45 TO 64 PERCENT.
24 HR TREND......ON AVERAGE, 12 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....NORTH 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....WEST 5 TO 10 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74 TO 82.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........16 TO 21 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHWEST AROUND 8 MPH
IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHWEST AROUND 8 MPH
IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......9500-11000 FT AGL.
TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
=
ORZ671-220030-
STEENS MOUNTAIN-
233 AM PDT MON SEP 21 2026
TODAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66 TO 78.
24 HR TREND......ON AVERAGE, 2 DEGREES WARMER.
MIN HUMIDITY........19 TO 24 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.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-7500 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49 TO 56.
24 HR TREND......ON AVERAGE, 3 DEGREES WARMER.
MAX HUMIDITY........41 TO 51 PERCENT.
24 HR TREND......ON AVERAGE, 14 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT DOWNSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100-200 FT AGL.
TRANSPORT WINDS....WEST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY IN THE MORNING, THEN CLEARING.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68 TO 79.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........18 TO 23 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH. GUSTS
TO 16 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......8500-10500 FT AGL.
TRANSPORT WINDS....WEST 10 TO 15 MPH.
=
ORZ670-220030-
BURNS BLM-
233 AM PDT MON SEP 21 2026
TODAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73 TO 80.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........16 TO 21 PERCENT.
24 HR TREND......ON AVERAGE, 3 PERCENT DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH. GUSTS TO 14
MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6500-7500 FT AGL.
TRANSPORT WINDS....NORTHWEST 5 TO 10 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44 TO 51.
24 HR TREND......ON AVERAGE, UNCHANGED.
MAX HUMIDITY........45 TO 65 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. GUSTS TO 14
MPH IN THE EVENING.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......100 FT AGL.
TRANSPORT WINDS....NORTHWEST AROUND 5 MPH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73 TO 79.
24 HR TREND......ON AVERAGE, UNCHANGED.
MIN HUMIDITY........17 TO 22 PERCENT.
24 HR TREND......ON AVERAGE, UNCHANGED.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...LIGHT UPSLOPE WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING WEST 8 TO 9 MPH WITH
GUSTS TO 18 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 8 MPH IN THE
MORNING, BECOMING NORTHWEST 8 TO 9 MPH
WITH GUSTS TO 18 MPH IN THE AFTERNOON.
CWR /0.10 INCH/.....0 PERCENT.
SMOKE DISPERSAL.....
MIXING HEIGHT......6000-8000 FT AGL.
TRANSPORT WINDS....WEST 10 TO 15 MPH.
=
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
PARTLY CLOUDY. LOWS 43 TO 53. HIGHS 69 TO 84. NORTH
WINDS UP TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 45 TO 57. HIGHS 73 TO 88.
SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 46 TO 58. HIGHS 64 TO 79. SOUTHWEST
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
SATURDAY
PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS. LOWS
38 TO 49. HIGHS 59 TO 74.
SUNDAY
PARTLY CLOUDY. LOWS 38 TO 47. HIGHS 58 TO 73.
=
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