FNUS56 KPDT 151208 FWFPDT Fire Weather Planning Forecast for NE Oregon and SE Washington National Weather Service Pendleton OR 508 AM PDT Thu Oct 15 2026 .DISCUSSION...Relative humidity will be in the low to mid 30s across much of the region with central OR seeing low to mid 20% and the eastern mountains seeing below 20%. Winds will be generally diurnally and terrain driven. Friday breezy conditions in the Grande Ronde Valley 20-25 mph with gusts of 30-35 mph. Saturday breezy conditions in the Kittitas Valley will see winds between 20-25 mph sustained winds with gusts of 30-35 mph. The Gorge will see 15-20 mph sustained winds and gusts of 25-30 mph. ***Winds are 20 foot 10 minute averages *** ***CWR: Chance of wetting rain 0.10 or greater *** ***Ventilation Index is derived from transport wind multiplied by the mixing height in 100's of ft. Categories are a generalized indicator and users are encourage to develop criteria that are suitable and representative of dispersion conditions in their local area of interest. Categories: low (< 200), moderate (200-500), high (500-700), and very high (> 700). -Note: Max transport winds may not occur at the same time as max mixing height. *** WAZ695-152315- East Washington South Central Cascade Mountains- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. * Max temperature.....59-66...except 51-58 ridges. * Min humidity........42-53 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 2 to 7 mph. * Ridges/upr slopes....Southeast winds 2 to 7 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (32-58) increasing to moderate (204-316) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....38-43. * Max humidity........61-76 percent. * Humidity recovery...Good...except Moderate ridges. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 1 to 6 mph. * Ridges/upr slopes....Southeast winds 2 to 7 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast around 10 mph. * Ventilation Index...Low (34-80) decreasing to low (25-46) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy. * Max temperature.....60-68...except 55-62 ridges. * Min humidity........36-46 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....Southeast winds 1 to 6 mph in the morning becoming light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3500 ft agl. * Transport winds.....South around 10 mph. * Ventilation Index...Low (25-40) increasing to low (100-170) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Cooler. A chance of showers. Partly cloudy. Lows 39 to 46. Highs 44 to 57. West winds 4 to 10 mph. .SUNDAY...Partly cloudy. Lows 29 to 35. Highs 45 to 56. Northwest winds 1 to 6 mph. .MONDAY...Mostly cloudy. Lows 32 to 38. Highs 44 to 56. Terrain driven winds less than 5 mph. .TUESDAY...Mostly cloudy. Lows 32 to 38. Highs 46 to 58. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 33 to 38. Highs 48 to 60. Terrain driven winds less than 5 mph. $$ WAZ690-152315- Kittitas Valley- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. * Max temperature.....62-69...except 53-62 ridges. * Min humidity........37-46 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph becoming east 1 to 5mph in the afternoon. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3500 ft agl. * Transport winds.....East 5 to 10 mph. * Ventilation Index...Low (25-31) increasing to low to moderate (156-248) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....41-46. * Max humidity........67-82 percent. * Humidity recovery...Good. * 20-foot winds....... * Valleys/lwr slopes...Drainage winds less than 5 mph. * Ridges/upr slopes....light winds less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Northeast around 5 mph. * Ventilation Index...Low (28-44) decreasing to low (25-26) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy. * Max temperature.....62-68...except 54-62 ridges. * Min humidity........36-43 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......2500 ft agl. * Transport winds.....East around 5 mph shifting to the south in the afternoon. * Ventilation Index...Low (25) increasing to low (89-127) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 43 to 48. Highs 58 to 67. West winds 6 to 12 mph. .SUNDAY...Partly cloudy. Lows 34 to 40. Highs 54 to 61. Northwest winds 4 to 9 mph. .MONDAY...Mostly cloudy. Lows 37 to 43. Highs 55 to 62. Terrain driven winds less than 5 mph. .TUESDAY...Partly cloudy. Lows 37 to 43. Highs 56 to 63. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 37 to 42. Highs 57 to 64. Terrain driven winds less than 5 mph. $$ WAZ694-152315- Yakama Alpine District- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. * Max temperature.....61-70...except 53-63 ridges. * Min humidity........38-48 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph becoming east 2 to 6 mph in the afternoon. * Ridges/upr slopes....East winds 1 to 6 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3500 ft agl. * Transport winds.....East 5 to 10 mph. * Ventilation Index...Low (27-49) increasing to low to moderate (151-287) in the afternoon. .TONIGHT... * Sky/weather.........Partly cloudy. * Min temperature.....38-45. * Max humidity........58-73 percent. * Humidity recovery...Good...except Moderate ridges. * 20-foot winds....... * Valleys/lwr slopes...Drainage winds less than 5 mph. * Ridges/upr slopes....East winds 1 to 5 mph shifting to the southeast up to 5 mph after midnight. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....East around 5 mph. * Ventilation Index...Low (31-53) decreasing to low (25-31) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy. * Max temperature.....65-71...except 58-67 ridges. * Min humidity........29-38 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......2500 ft agl. * Transport winds.....South around 5 mph. * Ventilation Index...Low (25-30) increasing to low (102-146) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Cooler. Partly cloudy. Lows 40 to 47. Highs 49 to 63. West winds 3 to 8 mph. .SUNDAY...Partly cloudy. Lows 30 to 37. Highs 48 to 61. Northwest winds 1 to6 mph. .MONDAY...Mostly cloudy. Lows 33 to 40. Highs 47 to 59. Terrain driven winds less than 5 mph. .TUESDAY...Partly cloudy. Lows 33 to 39. Highs 49 to 61. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 33 to 39. Highs 51 to 62. Terrain driven winds less than 5 mph. $$ ORZ691-WAZ691-152315- Lower Columbia Basin of Oregon-Lower Columbia Basin of Washington- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. * Max temperature.....66-71...except 60-66 ridges. * Min humidity........32-42 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph becoming northeast 2 to 7 mph in the afternoon. * Ridges/upr slopes....Northeast winds 2 to 7 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3500 ft agl. * Transport winds.....Northeast 5 to 10 mph. * Ventilation Index...Low (25-37) increasing to low to moderate (95-225) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....39-44. * Max humidity........66-81 percent. * Humidity recovery...Good. * 20-foot winds....... * Valleys/lwr slopes...East winds 1 to 6 mph. * Ridges/upr slopes....Northeast winds 1 to 6 mph in the evening becoming light winds less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....East around 5 mph. * Ventilation Index...Low (26-56) decreasing to low (25-40) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy. * Max temperature.....68-74...except 63-68 ridges. * Min humidity........22-35 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....Southeast around 5 mph. * Ventilation Index...Low (25-46) increasing to low (49-131) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 41 to 48. Highs 63 to 72. Southwest winds 5 to 11 mph. .SUNDAY...Partly cloudy. Lows 36 to 41. Highs 58 to 64. Northwest winds 4 to 9 mph. .MONDAY...Partly cloudy. Lows 37 to 42. Highs 57 to 63. West winds up to 5 mph. .TUESDAY...Partly cloudy. Lows 37 to 42. Highs 57 to 64. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 36 to 41. Highs 58 to 64. Southwest winds up to 5 mph. $$ ORZ692-WAZ692-152315- Northern Blue Mountains of Oregon-Blue Mountains of Washington- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Areas of frost in the morning. * Max temperature.....64-70...except 59-64 ridges. * Min humidity........27-35 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......2500 ft agl. * Transport winds.....Southeast 5 to 10 mph. * Ventilation Index...Low (27-45) increasing to low (92-140) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....37-47. * Max humidity........45-60 percent. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 3 to 8 mph. * Ridges/upr slopes....South winds 4 to 10 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (26-52) increasing to low (42-76) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....66-76...except 60-66 ridges. * Min humidity........21-27 percent. * 20-foot winds....... * Valleys/lwr slopes...South winds 5 to 11 mph. * Ridges/upr slopes....South winds 5 to 11 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....South around 15 mph. * Ventilation Index...Low (60-112) increasing to low to moderate (195-315) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 43 to 53. Highs 58 to 68. South winds 6 to 12 mph. .SUNDAY...Mostly clear. Lows 32 to 40. Highs 54 to 63. West winds 1 to 6 mph. .MONDAY...Partly cloudy. Lows 36 to 42. Highs 52 to 61. Terrain driven winds less than 5 mph. .TUESDAY...Mostly cloudy. Lows 34 to 41. Highs 48 to 58. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 32 to 39. Highs 51 to 60. Terrain driven winds less than 5 mph. $$ ORZ693-WAZ693-152315- Canyon Grasslands of Wallowa County- Southeast Washington Grande Ronde Valley- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Widespread frost in the morning. * Max temperature.....62-70...except 56-63 ridges. * Min humidity........27-35 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....Southeast around 5 mph. * Ventilation Index...Low (25-28) increasing to low (83-121) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....35-43. * Max humidity........50-62 percent. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...South winds 4 to 9 mph. * Ridges/upr slopes....South winds 6 to 12 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....South around 10 mph. * Ventilation Index...Low (25-38) increasing to low (25-56) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....66-74...except 59-67 ridges. * Min humidity........21-26 percent. * 20-foot winds....... * Valleys/lwr slopes...South winds 4 to 10 mph. * Ridges/upr slopes....South winds 6 to 12 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....South around 10 mph. * Ventilation Index...Low (25-80) increasing to low to moderate (158-338) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 40 to 50. Highs 62 to 72. South winds 6 to 12 mph. .SUNDAY...Mostly clear. Lows 33 to 40. Highs 58 to 67. West winds 1 to 6 mph. .MONDAY...Partly cloudy. Lows 36 to 44. Highs 58 to 67. South winds 1 to 6 mph. .TUESDAY...Mostly cloudy. Lows 34 to 42. Highs 51 to 60. Terrain driven winds less than 5 mph. .WEDNESDAY...Partly cloudy. Lows 33 to 40. Highs 54 to 62. Terrain driven winds less than 5 mph. $$ ORZ701-152315- Eastern Columbia River Gorge of Oregon- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. * Max temperature.....66-71. * Min humidity........37-44 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph becoming east 3 to 8 mph in the afternoon. In the eastern Columbia River Gorge, east winds 4 to 9 mph. * Ridges/upr slopes....East winds 2 to 7 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....East around 5 mph increasing to around 15 mph in the afternoon. * Ventilation Index...Low (25-51) increasing to moderate (228-384) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....39-44. * Max humidity........70-85 percent. * Humidity recovery...Good. * 20-foot winds....... * Valleys/lwr slopes...Drainage winds less than 5 mph. * Ridges/upr slopes....light winds less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....East 5 to 10 mph. * Ventilation Index...Low (50-74) decreasing to low (25-31) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....68-73. * Min humidity........26-39 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 1 to 6 mph in the morning becoming upslope less than 5 mph. In the eastern Columbia River Gorge, upslope less than 5 mph. * Ridges/upr slopes....South winds 2 to 7 mph in the morning becoming light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......2500 ft agl. * Transport winds.....Southeast 5 to 10 mph. * Ventilation Index...Low (26-42) increasing to low (103-139) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 43 to 48. Highs 61 to 66. West winds 4 to 9 mph. .SUNDAY...Partly cloudy. Lows 34 to 40. Highs 59 to 64. Northwest winds 3 to 8 mph. .MONDAY...Mostly cloudy. Lows 37 to 42. Highs 57 to 62. Terrain driven winds less than 5 mph. .TUESDAY...Partly cloudy. Lows 36 to 41. Highs 58 to 64. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 36 to 41. Highs 60 to 65. Terrain driven winds less than 5 mph. $$ ORZ702-152315- East Slopes of the Mt. Hood National Forest- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. * Max temperature.....61-68...except 56-64 ridges. * Min humidity........38-48 percent. * 20-foot winds....... * Valleys/lwr slopes...East winds 1 to 6 mph. * Ridges/upr slopes....light less than 5 mph becoming east 1 to 5 mph in the afternoon. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......2500 ft agl. * Transport winds.....East 10 to 15 mph. * Ventilation Index...Low (39-73) increasing to low to moderate (198-290) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....41-46. * Max humidity........57-68 percent. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...Drainage winds less than 5 mph. * Ridges/upr slopes....light winds less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast around 10 mph. * Ventilation Index...Low (49-71) decreasing to low (27-47) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....68-73...except 63-69 ridges. * Min humidity........25-31 percent. * 20-foot winds....... * Valleys/lwr slopes...South winds up to 5 mph in the morning becoming upslope less than 5 mph. * Ridges/upr slopes....South winds 1 to 6 mph in the morning becoming light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......2000 ft agl. * Transport winds.....South around 10 mph. * Ventilation Index...Low (34-52) increasing to low (94-134) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Cooler. Partly cloudy. Lows 42 to 48. Highs 49 to 63. West winds 1 to 6 mph. .SUNDAY...Partly cloudy. Lows 31 to 38. Highs 49 to 60. Terrain driven winds less than 5 mph. .MONDAY...A slight chance of showers. Mostly cloudy. Lows 34 to 40. Highs 47 to 58. Terrain driven winds less than 5 mph. .TUESDAY...Partly cloudy. Lows 34 to 40. Highs 48 to 59. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 34 to 39. Highs 50 to 61. Terrain driven winds less than 5 mph. $$ ORZ695-152315- Eagle Cap Wilderness- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. * Max temperature.....60-69...except 52-60 ridges. * Min humidity........23-30 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....Southeast winds 1 to 5 mph in the morning becoming light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....Southeast around 5 mph. * Ventilation Index...Low (25-32) increasing to low (98-148) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....36-43. * Max humidity........42-57 percent. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...South winds 5 to 11 mph. * Ridges/upr slopes....South winds 6 to 12 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....South 10 to 15 mph. * Ventilation Index...Low (26-44) increasing to low (33-77) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....61-70...except 51-59 ridges. * Min humidity........23-30 percent. * 20-foot winds....... * Valleys/lwr slopes...South winds 6 to 12 mph. * Ridges/upr slopes....South winds 7 to 13 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....South around 15 mph. * Ventilation Index...Low (50-130) increasing to moderate (220-382) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 38 to 47. Highs 54 to 67. South winds 7 to 13 mph. .SUNDAY...Mostly clear. Lows 31 to 38. Highs 51 to 65. Northwest winds 2 to 7 mph. .MONDAY...Partly cloudy. Lows 36 to 42. Highs 50 to 64. South winds 3 to 8 mph. .TUESDAY...Mostly cloudy. Lows 33 to 40. Highs 45 to 59. Northwest winds 1 to 5 mph. .WEDNESDAY...Partly cloudy. Lows 30 to 37. Highs 46 to 60. West winds 2 to 7 mph. $$ ORZ694-152315- Grande Ronde Valley of Oregon- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Widespread frost in the morning. * Max temperature.....66-71. * Min humidity........27-32 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....light less than 5 mph becoming south 2 to 5 mph in the afternoon. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....Southeast 5 to 10 mph. * Ventilation Index...Low (25) increasing to low (131-183) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....34-40. * Max humidity........57-71 percent. * Humidity recovery...Moderate...except Good ridges. * 20-foot winds....... * Valleys/lwr slopes...South winds 7 to 13 mph. Gusts to 25 mph after midnight. * Ridges/upr slopes....South winds 7 to 13 mph increasing to 13 to 19 mph after midnight. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....South around 10 mph increasing to around 20 mph after midnight. * Ventilation Index...Low (37-63) increasing to low (51-91) after midnight. .FRIDAY... * Sky/weather.........Partlycloudy then becoming mostly sunny. * Max temperature.....66-72. * Min humidity........23-28 percent. * 20-foot winds....... * Valleys/lwr slopes...South winds 12 to 18 mph with gusts up to 35 mph. * Ridges/upr slopes....South winds 13 to 19 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....South 20 to 25 mph. * Ventilation Index...Low (102-180) increasing to moderate to high (483-619) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 36 to 46. Highs 66 to 71. South winds 9 to 15 mph. .SUNDAY...Mostly clear. Lows 30 to 36. Highs 64 to 69. Northwest winds 1 to 6 mph. .MONDAY...Partly cloudy. Lows 33 to 39. Highs 62 to 67. South winds 2 to 7 mph. .TUESDAY...Mostly cloudy. Lows 31 to 37. Highs 58 to 63. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 29 to 34. Highs 59 to 64. Northwest winds up to 5 mph. $$ ORZ699-152315- Western Forested Blue Mountains- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Areas of frost in the morning. * Max temperature.....65-71...except 59-66 ridges. * Min humidity........18-28 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....Southeast 5 to 10 mph. * Ventilation Index...Low (25-30) increasing to low to moderate (136-216) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....35-43. * Max humidity........44-59 percent. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 4 to 10 mph. * Ridges/upr slopes....Southeast winds 4 to 10 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (40-74). .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....65-75...except 57-69 ridges. * Min humidity........16-27 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 5 to 11 mph. * Ridges/upr slopes....Southeast winds 5 to 11 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....South around 15 mph. * Ventilation Index...Low (52-104) increasing to moderate (263-365) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 36 to 45. Highs 59 to 67. South winds 4 to 10 mph. .SUNDAY...Mostly clear. Lows 31 to 36. Highs 56 to 65. Terrain driven winds less than 5 mph. .MONDAY...Partly cloudy. Lows 34 to 39. Highs 52 to 61. South winds up to 5 mph. .TUESDAY...Mostly cloudy. Lows 32 to 37. Highs 47 to 56. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 30 to 36. Highs 50 to 58. Terrain driven winds less than 5 mph. $$ ORZ696-152315- John Day Valley- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Patchy frost in the morning. * Max temperature.....67-74...except 62-67 ridges. * Min humidity........20-27 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4500 ft agl. * Transport winds.....Southeast 5 to 10 mph. * Ventilation Index...Low (25-30) increasing to low to moderate (154-250) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....37-42. * Max humidity........45-56 percent. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 5 to 11 mph. * Ridges/upr slopes....Southeast winds 7 to 13 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (52-76) decreasing to low (41-67) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....71-79...except 66-71 ridges. * Min humidity........14-19 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 3 to 8 mph. * Ridges/upr slopes....Southeast winds 3 to 8 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4500 ft agl. * Transport winds.....South around 15 mph. * Ventilation Index...Low (44-76) increasing to moderate (302-420) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 39 to 44. Highs 62 to 71. South winds 4 to 10 mph. .SUNDAY...Mostly clear. Lows 33 to 38. Highs 61 to 70. Northeast winds up to 5 mph. .MONDAY...Partly cloudy. Lows 36 to 41. Highs 56 to 65. Terrain driven winds less than 5 mph. .TUESDAY...Mostly cloudy. Lows 34 to 39. Highs 51 to 60. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 32 to 37. Highs 54 to 63. Terrain driven winds less than 5 mph. $$ ORZ700-152315- Central Mountains of Oregon- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Widespread frost in the morning. * Max temperature.....68-74...except 62-67 ridges. * Min humidity........20-28 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 1 to 6 mph. * Ridges/upr slopes....light less than 5 mph becoming southeast 2 to 7 mph in the afternoon. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4500 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (25-44) increasing to moderate (212-430) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....32-42. * Max humidity........50-65 percent. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 5 to 11 mph. * Ridges/upr slopes....Southeast winds 6 to 12 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast around 15 mph. * Ventilation Index...Low (60-134) decreasing to low (40-76) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....71-78...except 65-70 ridges. * Min humidity........13-18 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 5 to 11 mph. * Ridges/upr slopes....Southeast winds 5 to 11 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4500 ft agl. * Transport winds.....South around 15 mph. * Ventilation Index...Low (47-89) increasing to moderate (267-435) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 32 to 44. Highs 62 to 69. South winds 2 to 7 mph. .SUNDAY...Mostly clear. Lows 28 to 35. Highs 60 to 68. North winds 1 to 6 mph. .MONDAY...Partly cloudy. Lows 30 to 37. Highs 55 to 62. Southwest winds 1 to 6 mph. .TUESDAY...Partly cloudy. Lows 27 to 35. Highs 52 to 57. North winds 1 to 6 mph. .WEDNESDAY...Mostly clear. Lows 25 to 34. Highs 55 to 60. Northwest winds 1 to 6 mph. $$ ORZ703-152315- Warm Springs Reservation- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. * Max temperature.....64-72...except 56-62 ridges. * Min humidity........31-43 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph becoming east 2 to 6 mph in the afternoon. * Ridges/upr slopes....Southeast winds 2 to 7 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....East 5 to 10 mph. * Ventilation Index...Low (25-47) increasing to low to moderate (157-247) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....38-43. * Max humidity........60-75 percent. * Humidity recovery...Good...except Moderate ridges. * 20-foot winds....... * Valleys/lwr slopes...North winds up to 5 mph in the evening becoming drainage winds less than 5 mph. * Ridges/upr slopes....Southeast winds 1 to 6 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Northeast around 10 mph shifting to the south after midnight. * Ventilation Index...Low (40-60) decreasing to low (25-33) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....72-79...except 65-70 ridges. * Min humidity........20-26 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph becoming southeast 1 to 5 mph in the afternoon. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....South around 10 mph. * Ventilation Index...Low (27-43) increasing to low to moderate (113-219) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Cooler. Partly cloudy. Lows 41 to 46. Highs 55 to 67. West winds 3 to 8 mph. .SUNDAY...Partly cloudy. Lows 33 to 38. Highs 55 to 63. North winds 2 to 7 mph. .MONDAY...Mostly cloudy. Lows 35 to 40. Highs 51 to 60. Terrain driven winds less than 5 mph. .TUESDAY...Partly cloudy. Lows 34 to 39. Highs 51 to 59. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 34 to 39. Highs 54 to 62. South winds up to 5 mph. $$ ORZ704-152315- Northern Deschutes National Forest- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Areas of frost in the morning. * Max temperature.....66-71...except 58-64 ridges. * Min humidity........30-39 percent. * 20-foot winds....... * Valleys/lwr slopes...East winds 2 to 7 mph. * Ridges/upr slopes....East winds 2 to 7 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (25-52) increasing to moderate (225-293) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....34-42. * Max humidity........57-68 percent...except 43-58 percent ridges. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...Drainage winds less than 5 mph. * Ridges/upr slopes....Southeast winds 4 to 9 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast around 10 mph. * Ventilation Index...Low (42-60) decreasing to low (25-51) after midnight. .FRIDAY... * Sky/weather.........Partly cloudy then becoming mostly sunny. * Max temperature.....74-79...except 65-72 ridges. * Min humidity........17-22 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph. * Ridges/upr slopes....South winds 4 to 9 mph in the morning becoming light less than 5 mph. * CWR.................0 percent.* Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....South 5 to 10 mph. * Ventilation Index...Low (25-46) increasing to low to moderate (129-207) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Cooler. Partly cloudy. Lows 36 to 43. Highs 53 to 64. West winds 1 to 6 mph. .SUNDAY...Partly cloudy. Lows 29 to 35. Highs 55 to 63. Terrain driven winds less than 5 mph. .MONDAY...Mostly cloudy. Lows 29 to 36. Highs 47 to 58. Terrain driven winds less than 5 mph. .TUESDAY...Partly cloudy. Lows 28 to 34. Highs 46 to 56. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 27 to 34. Highs 50 to 59. Terrain driven winds less than 5 mph. $$ ORZ705-152315- Southern Deschutes National Forest- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Widespread frost in the morning. * Max temperature.....67-72...except 58-66 ridges. * Min humidity........22-29 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 2 to 7 mph. * Ridges/upr slopes....Southeast winds 2 to 7 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4500 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (28-58) increasing to moderate (322-398) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....29-40...except 38-44 ridges. * Max humidity........51-66 percent...except 38-51 percent ridges. * Humidity recovery...Moderate...except Poor ridges. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 4 to 9 mph. * Ridges/upr slopes....South winds 5 to 11 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast around 10 mph. * Ventilation Index...Low (71-121) decreasing to low (28-58) after midnight. .FRIDAY... * Sky/weather.........Mostly sunny. * Max temperature.....70-75...except 62-70 ridges. * Min humidity........14-19 percent. * 20-foot winds....... * Valleys/lwr slopes...South winds 3 to 8 mph. * Ridges/upr slopes....South winds 3 to 8 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....South around 10 mph. * Ventilation Index...Low (28-66) increasing to moderate (211-321) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Cooler. Partly cloudy. Lows 28 to 40. Highs 57 to 67. Southwest winds 1 to 6 mph. .SUNDAY...Partly cloudy. Lows 25 to 33. Highs 60 to 69. Terrain driven winds less than 5 mph. .MONDAY...Cooler. Mostly cloudy. Lows 25 to 34. Highs 50 to 58. Terrain driven winds less than 5 mph. .TUESDAY...A slight chance of showers. Partly cloudy. Lows 23 to 31. Highs 48 to 55. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 22 to 31. Highs 52 to 58. Terrain driven winds less than 5 mph. $$ ORZ697-152315- Central Blue Mountains- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Widespread frost in the morning. * Max temperature.....64-69...except 58-65 ridges. * Min humidity........21-27 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph becoming southeast 2 to 5 mph in the afternoon. * Ridges/upr slopes....light less than 5 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....Southeast 5 to 10 mph. * Ventilation Index...Low (26-34) increasing to low to moderate (195-293) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....32-38. * Max humidity........48-63 percent.* Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 3 to 8 mph. * Ridges/upr slopes....Southeast winds 4 to 9 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (46-86) decreasing to low (37-65) after midnight. .FRIDAY... * Sky/weather.........Mostly sunny. * Max temperature.....62-69...except 56-65 ridges. * Min humidity........18-27 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 4 to 9 mph. * Ridges/upr slopes....Southeast winds 4 to 9 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......4000 ft agl. * Transport winds.....Southeast around 15 mph. * Ventilation Index...Low (48-82) increasing to moderate (236-374) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 34 to 39. Highs 61 to 68. South winds 3 to 8 mph. .SUNDAY...Mostly clear. Lows 30 to 35. Highs 58 to 66. Terrain driven winds less than 5 mph. .MONDAY...Partly cloudy. Lows 33 to 38. Highs 55 to 61. South winds up to 5 mph. .TUESDAY...Mostly cloudy. Lows 31 to 36. Highs 50 to 56. Terrain driven winds less than 5 mph. .WEDNESDAY...Mostly clear. Lows 28 to 34. Highs 51 to 57. Terrain driven winds less than 5 mph. $$ ORZ698-152315- Southern Blue Mountains- 508 AM PDT Thu Oct 15 2026 .TODAY... * Sky/weather.........Mostly sunny. Widespread frost in the morning. * Max temperature.....63-68...except 58-63 ridges. * Min humidity........22-27 percent. * 20-foot winds....... * Valleys/lwr slopes...Upslope less than 5 mph becoming southeast 2 to 7 mph in the afternoon. * Ridges/upr slopes....light less than 5 mph becoming southeast 2 to 5 mph in the afternoon. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3500 ft agl. * Transport winds.....East 5 to 10 mph. * Ventilation Index...Low (25-37) increasing to moderate (227-315) in the afternoon. .TONIGHT... * Sky/weather.........Mostly clear. * Min temperature.....28-37...except 33-38 ridges. * Max humidity........53-67 percent. * Humidity recovery...Moderate. * 20-foot winds....... * Valleys/lwr slopes...East winds 2 to 7 mph. * Ridges/upr slopes....Southeast winds 3 to 8 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......500 ft agl. * Transport winds.....East 10 to 15 mph. * Ventilation Index...Low (64-106) decreasing to low (34-58) after midnight. .FRIDAY... * Sky/weather.........Mostly sunny. * Max temperature.....63-69. * Min humidity........17-25 percent. * 20-foot winds....... * Valleys/lwr slopes...Southeast winds 4 to 9 mph. * Ridges/upr slopes....Southeast winds 4 to 9 mph. * CWR.................0 percent. * Chc of lightning....0 percent. * Mixing height.......3000 ft agl. * Transport winds.....Southeast 10 to 15 mph. * Ventilation Index...Low (41-71) increasing to moderate (244-336) in the afternoon. .Forecast days 3 through 7...... .SATURDAY...Partly cloudy. Lows 33 to 38. Highs 65 to 71. Southeast winds 1 to 6 mph. .SUNDAY...Mostly clear. Lows 30 to 35. Highs 62 to 68. North winds 1 to 6 mph. .MONDAY...Partly cloudy. Lows 32 to 38. Highs 58 to 64. South winds 1 to 6 mph. .TUESDAY...Mostly cloudy. Lows 30 to 36. Highs 54 to 60. North winds 1 to 6 mph. .WEDNESDAY...Mostly clear. Lows 27 to 34. Highs 54 to 60. North winds 1 to 6 mph. $$ .8-14 DAY OUTLOOK for Thursday October 22 through Wednesday October 28... A greater chance of near to above normal seasonal temperatures and below normal precipitation. $$