Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Boise, ID
Issued by NWS Boise, ID
364
FNUS55 KBOI 201016
FWFBOI
Fire Weather Planning Forecast for SW Idaho and SE Oregon
National Weather Service Boise ID
416 AM MDT Sun Sep 20 2026
...WARMING AND DRYING THIS WEEK...
...NEXT COLD FRONT ARRIVING FRI/SAT...
.DISCUSSION...
* Southwest Idaho BLM (ID Zones 400, 420, 423, 424, 426)...Warmer
and drier conditions with generally light winds due to building
high pressure. West to southwest flow will develop mid to late
this week as temperatures reach their warmest. Temperatures will
trend down the end of this week as a Pacific trough approaches
and precipitation becomes more likely.
* Southwest Idaho Forest (ID Zones 401, 402, 403, 421)...Warmer
and drier conditions with generally light winds due to building
high pressure. West to southwest flow will develop mid to late
this week as temperatures reach their warmest. Temperatures will
trend down the end of this week as a Pacific trough approaches
and precipitation becomes more likely.
* Southeast Oregon (OR Zones 670-675)...Warmer and drier
conditions with generally light winds due to building high
pressure. West to southwest flow will develop mid to late this
week as temperatures reach their warmest. Temperatures will
trend down the end of this week as a Pacific trough approaches
and precipitation becomes more likely.
IDZ401-202230-
Western Payette National Forest-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....62 to 77.
24 hr trend......On average, 5 degrees warmer.
Min humidity........30 to 44 percent.
24 hr trend......On average, 12 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......4500-6000 ft AGL.
Transport Winds....Southwest up to 5 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....43 to 56.
24 hr trend......On average, 2 degrees warmer.
Max humidity........60 to 85 percent.
24 hr trend......On average, 11 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light downslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....Southeast 5 to 10 mph.
.MONDAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....64 to 79.
24 hr trend......On average, 2 degrees warmer.
Min humidity........25 to 35 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 in the
morning, becoming southwest around 8 mph
in the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5500-7000 ft AGL.
Transport Winds....Southwest 5 to 10 mph.
$$
=
IDZ402-202230-
Eastern Payette National Forest-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....58 to 73.
24 hr trend......On average, 7 degrees warmer.
Min humidity........28 to 38 percent.
24 hr trend......On average, 26 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......4500-6000 ft AGL.
Transport Winds....North 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....41 to 50.
24 hr trend......On average, 2 degrees warmer.
Max humidity........62 to 75 percent.
24 hr trend......On average, 16 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light downslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100 ft AGL.
Transport Winds....South 5 to 10 mph.
.MONDAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....62 to 77.
24 hr trend......On average, 3 degrees warmer.
Min humidity........25 to 34 percent.
24 hr trend......On average, 4 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......6500-8000 ft AGL.
Transport Winds....Southwest 5 to 10 mph.
$$
=
IDZ403-202230-
Northern Boise National Forest-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....60 to 75.
24 hr trend......On average, 6 degrees warmer.
Min humidity........29 to 37 percent.
24 hr trend......On average, 19 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....Northwest around 5 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....41 to 51.
24 hr trend......On average, 2 degrees warmer.
Max humidity........65 to 81 percent.
24 hr trend......On average, 11 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light downslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100 ft AGL.
Transport Winds....East around 5 mph.
.MONDAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....63 to 77.
24 hr trend......On average, 3 degrees warmer.
Min humidity........23 to 31 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......7000-8000 ft AGL.
Transport Winds....Southwest 5 to 10 mph.
$$
=
IDZ421-202230-
Southern Boise/Western Sawtooth NF, including the Camas Prairie-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....67 to 77, except 59 to 66 above 6500 feet.
24 hr trend......On average, 6 degrees warmer.
Min humidity........29 to 39 percent.
24 hr trend......On average, 12 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming southwest around 8 mph
in the afternoon.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5000-6500 ft AGL.
Transport Winds....West 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....37 to 51.
24 hr trend......On average, 2 degrees warmer.
Max humidity........66 to 84 percent.
24 hr trend......On average, 9 percent drier.
20-foot winds.......
Valleys/lwr slopes...Southwest around 8 mph in the evening,
becoming light downslope less than 8 mph
after midnight.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....East 5 to 10 mph.
.MONDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....71 to 81, except 62 to 70 above 6500 feet.
24 hr trend......On average, 4 degrees warmer.
Min humidity........20 to 27 percent, except 25 to 31 percent above
6500 feet.
24 hr trend......On average, 10 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming southeast 8 to 9 mph
with gusts to 18 mph in the afternoon.
Ridges/upr slopes....Light winds less than 8 mph in the
morning, becoming south 8 to 11 mph with
gusts to 18 mph in the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......6500-8500 ft AGL.
Transport Winds....South 5 to 15 mph.
$$
=
IDZ400-202230-
Northern Boise BLM-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....73 to 82.
24 hr trend......On average, 2 degrees warmer.
Min humidity........28 to 37 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......4500-5500 ft AGL.
Transport Winds....South around 5 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....50 to 57.
24 hr trend......On average, unchanged.
Max humidity........61 to 81 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....East around 5 mph.
.MONDAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....75 to 84.
24 hr trend......On average, 2 degrees warmer.
Min humidity........23 to 31 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......6000-7000 ft AGL.
Transport Winds....South 5 to 10 mph.
$$
=
IDZ420-202230-
Treasure Valley BLM-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....77 to 82.
24 hr trend......On average, 2 degrees warmer.
Min humidity........26 to 33 percent.
24 hr trend......On average, 10 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5000-6000 ft AGL.
Transport Winds....Southeast 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....49 to 55.
24 hr trend......On average, unchanged.
Max humidity........66 to 88 percent.
24 hr trend......On average, 4 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light downslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph in the
evening, becoming northeast 8 to 9 mph
after midnight.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....East 5 to 10 mph.
.MONDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....80 to 85.
24 hr trend......On average, 3 degrees warmer.
Min humidity........19 to 29 percent.
24 hr trend......On average, 5 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming southeast 8 to 9 mph in
the afternoon.
Ridges/upr slopes....Northeast 8 to 9 mph in the morning,
becoming light in the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......6500-8000 ft AGL.
Transport Winds....Southeast 5 to 10 mph.
$$
=
IDZ424-202230-
Western Twin Falls BLM-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....72 to 80.
24 hr trend......On average, 5 degrees warmer.
Min humidity........25 to 35 percent.
24 hr trend......On average, 17 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......5000-5500 ft AGL.
Transport Winds....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....46 to 53.
24 hr trend......On average, 3 degrees warmer.
Max humidity........63 to 85 percent.
24 hr trend......On average, 8 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light downslope winds less than 8 mph in
the evening, becoming east 8 to 9 mph
after midnight.
Ridges/upr slopes....Light winds less than 8 mph in the
evening, becoming east around 8 mph after
midnight.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....East 10 to 15 mph.
.MONDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....77 to 85.
24 hr trend......On average, 5 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 with gusts to 20 mph.
Ridges/upr slopes....East 8 to 13 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......7000-8000 ft AGL.
Transport Winds....Southeast 10 to 15 mph.
$$
=
IDZ423-202230-
Owyhee Mountains-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....69 to 78.
24 hr trend......On average, 4 degrees warmer.
Min humidity........24 to 34 percent.
24 hr trend......On average, 12 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming northeast 8 to 9 mph in
the afternoon.
Ridges/upr slopes....Light winds less than 8 mph in the
morning, becoming east 8 to 10 mph in the
afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5000-6500 ft AGL.
Transport Winds....East 5 to 15 mph.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....44 to 53.
24 hr trend......On average, 3 degrees warmer.
Max humidity........62 to 84 percent.
24 hr trend......On average, 7 percent drier.
20-foot winds.......
Valleys/lwr slopes...East 8 to 10 mph in the evening, becoming
light downslope less than 8 mph after
midnight.
Ridges/upr slopes....East 8 to 13 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....East 5 to 15 mph.
.MONDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....72 to 81.
24 hr trend......On average, 4 degrees warmer.
Min humidity........16 to 26 percent.
24 hr trend......On average, 7 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming east 8 to 11 mph in the
afternoon.
Ridges/upr slopes....East 8 to 11 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5000-7000 ft AGL.
Transport Winds....Southeast 10 to 15 mph.
$$
=
IDZ426-202230-
Southern Highlands-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....71 to 76.
24 hr trend......On average, 7 degrees warmer.
Min humidity........25 to 35 percent.
24 hr trend......On average, 19 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming northeast 8 to 9 mph
with gusts to 16 mph in the afternoon.
Ridges/upr slopes....Light winds less than 8 mph in the
morning, becoming northeast 8 to 9 mph in
the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5500-6500 ft AGL.
Transport Winds....Northeast 5 to 15 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....44 to 49.
24 hr trend......On average, 2 degrees warmer.
Max humidity........64 to 84 percent.
24 hr trend......On average, 7 percent drier.
20-foot winds.......
Valleys/lwr slopes...Southeast around 10 mph. Gusts to 18 mph
in the evening.
Ridges/upr slopes....Northeast 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.
.MONDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....77 to 82.
24 hr trend......On average, 5 degrees warmer.
Min humidity........18 to 27 percent.
24 hr trend......On average, 7 percent drier.
20-foot winds.......
Valleys/lwr slopes...East 8 to 12 mph. Gusts to 20 mph in the
afternoon.
Ridges/upr slopes....East 8 to 12 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......8000-9500 ft AGL.
Transport Winds....Southeast 10 to 15 mph.
$$
=
ORZ675-202230-
Baker Valley-
316 AM PDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....74 to 80.
24 hr trend......On average, 4 degrees warmer.
Min humidity........27 to 32 percent.
24 hr trend......On average, 4 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5000-6500 ft AGL.
Transport Winds....Southeast 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....42 to 55.
24 hr trend......On average, unchanged.
Max humidity........61 to 91 percent.
24 hr trend......On average, 5 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light downslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100 ft AGL.
Transport Winds....Southeast up to 5 mph.
.MONDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....74 to 81.
24 hr trend......On average, unchanged.
Min humidity........23 to 28 percent.
24 hr trend......On average, 4 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph.
Ridges/upr slopes....Light winds less than 8 mph in the
morning, becoming southeast 8 to 9 mph in
the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......6000-7000 ft AGL.
Transport Winds....South 5 to 10 mph.
$$
=
ORZ674-202230-
Northwestern Vale BLM-
316 AM PDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....71 to 80.
24 hr trend......On average, 3 degrees warmer.
Min humidity........23 to 33 percent.
24 hr trend......On average, unchanged.
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 around 8 mph
in the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5000-6500 ft AGL.
Transport Winds....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....46 to 54.
24 hr trend......On average, unchanged.
Max humidity........60 to 72 percent.
24 hr trend......On average, 3 percent drier.
20-foot winds.......
Valleys/lwr slopes...East around 8 mph in the evening, becoming
light downslope less than 8 mph after
midnight.
Ridges/upr slopes....East around 9 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....East 5 to 10 mph.
.MONDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....72 to 81.
24 hr trend......On average, unchanged.
Min humidity........19 to 27 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 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/.....0 percent.
Smoke Dispersal.....
Mixing Height......6000-7500 ft AGL.
Transport Winds....Southeast 5 to 10 mph.
$$
=
ORZ673-202230-
Central Canyonlands-
416 AM MDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....73 to 82.
24 hr trend......On average, 2 degrees warmer.
Min humidity........26 to 32 percent.
24 hr trend......On average, 2 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming east around 8 mph in the
afternoon.
Ridges/upr slopes....Light winds less than 8 mph in the
morning, becoming east around 8 mph in the
afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5000-6000 ft AGL.
Transport Winds....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....46 to 53.
24 hr trend......On average, unchanged.
Max humidity........62 to 78 percent.
24 hr trend......On average, 2 percent drier.
20-foot winds.......
Valleys/lwr slopes...East 8 to 9 mph in the evening, becoming
light downslope less than 8 mph after
midnight.
Ridges/upr slopes....East 8 to 10 mph in the evening, becoming
light after midnight.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100 ft AGL.
Transport Winds....Northeast 5 to 10 mph.
.MONDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....75 to 84.
24 hr trend......On average, 2 degrees warmer.
Min humidity........22 to 27 percent.
24 hr trend......On average, 4 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming east 8 to 10 mph in the
afternoon.
Ridges/upr slopes....Light winds less than 8 mph in the
morning, becoming east around 8 mph in the
afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......6000-7500 ft AGL.
Transport Winds....East 5 to 15 mph.
$$
=
ORZ672-202230-
Southern Grasslands-
316 AM PDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....72 to 80.
24 hr trend......On average, 4 degrees warmer.
Min humidity........19 to 27 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......5500-7000 ft AGL.
Transport Winds....Northeast 10 to 15 mph.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....44 to 51.
24 hr trend......On average, 2 degrees warmer.
Max humidity........57 to 75 percent.
24 hr trend......On average, 2 percent drier.
20-foot winds.......
Valleys/lwr slopes...Northeast around 10 mph.
Ridges/upr slopes....East 8 to 11 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....East 5 to 15 mph.
.MONDAY...
Sky/weather.........Partly sunny.
Chance of thunder...0 percent.
Max temperature.....75 to 82.
24 hr trend......On average, 2 degrees warmer.
Min humidity........16 to 22 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....East around 8 mph in the morning, becoming
light in the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......6500-8500 ft AGL.
Transport Winds....Northwest 5 to 15 mph.
$$
=
ORZ671-202230-
Steens Mountain-
316 AM PDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....65 to 77.
24 hr trend......On average, 4 degrees warmer.
Min humidity........20 to 26 percent.
24 hr trend......On average, 5 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph in the
morning, becoming east around 8 mph in the
afternoon.
Ridges/upr slopes....Light winds less than 8 mph in the
morning, becoming east around 8 mph in the
afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......4500-6500 ft AGL.
Transport Winds....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....45 to 52.
24 hr trend......On average, 2 degrees warmer.
Max humidity........55 to 65 percent.
24 hr trend......On average, 2 percent drier.
20-foot winds.......
Valleys/lwr slopes...East 8 to 11 mph.
Ridges/upr slopes....East 8 to 11 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....East 5 to 15 mph.
.MONDAY...
Sky/weather.........Mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....67 to 78.
24 hr trend......On average, unchanged.
Min humidity........18 to 23 percent.
24 hr trend......On average, 3 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph.
Ridges/upr slopes....East around 8 mph in the morning, becoming
light in the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......6500-7500 ft AGL.
Transport Winds....Northwest 5 to 10 mph.
$$
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ORZ670-202230-
Burns BLM-
316 AM PDT Sun Sep 20 2026
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....72 to 79.
24 hr trend......On average, 4 degrees warmer.
Min humidity........17 to 22 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 east around 8 mph in the
afternoon.
Ridges/upr slopes....Southeast around 9 mph. Gusts to 16 mph in
the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......5500-6500 ft AGL.
Transport Winds....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....38 to 48.
24 hr trend......On average, 2 degrees warmer.
Max humidity........62 to 86 percent.
24 hr trend......On average, unchanged.
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 10 mph.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......100-200 ft AGL.
Transport Winds....East 5 to 10 mph.
.MONDAY...
Sky/weather.........Partly sunny.
Chance of thunder...0 percent.
Max temperature.....73 to 80.
24 hr trend......On average, unchanged.
Min humidity........15 to 20 percent.
24 hr trend......On average, 2 percent drier.
20-foot winds.......
Valleys/lwr slopes...Light upslope winds less than 8 mph.
Ridges/upr slopes....East around 8 mph in the morning, becoming
light in the afternoon.
CWR /0.10 inch/.....0 percent.
Smoke Dispersal.....
Mixing Height......7000-7500 ft AGL.
Transport Winds....North 5 to 10 mph.
$$
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.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Mostly cloudy. Lows 45 to 56. Highs 69 to 84. East
winds up to 10 mph.
.WEDNESDAY...Partly cloudy. Lows 43 to 55. Highs 69 to 84.
Southwest winds up to 10 mph with gusts to 20 mph.
.THURSDAY...Partly cloudy. Lows 43 to 54. Highs 71 to 86.
Southeast winds 10 to 15 mph.
.FRIDAY...Partly cloudy. Lows 46 to 56. Highs 69 to 84.
.SATURDAY...Partly cloudy. Lows 41 to 52. Highs 60 to 75.
$$
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