Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
376
FNUS56 KPDT 082116
FWFPDT
Fire Weather Planning Forecast for NE Oregon and SE Washington
National Weather Service Pendleton OR
216 PM PDT Fri Aug 8 2025
.DISCUSSION...Dry weather with warming temperatures are expected
through the weekend into early next week, and Extreme Heat
Watches are in effect Sunday afternoon through Tuesday evening for
most of the lower elevations of central to northeast Oregon as
well as south-central to southeast Washington. Confidence is
increasing in breezy to windy conditions, especially through the
Cascade gaps and in the Columbia Basin, next Tuesday through
Thursday.
***Winds are 20 foot 10 minute averages***
***CWR-chance of wetting rain 0.10 or greater***
***Ventilation Index is derived from the
transport wind multiplied by the mixing
height in 100`s of feet. Index 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.***
Note: Max transport winds may not occur
at the same time as max mixing height.
WAZ695-091130-
East Washington South Central Cascade Mountains-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Mostly cloudy.
* Min temperature.....47-55.
* Max humidity........55-70 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 2 to 7 mph.
* Ridges/upr slopes....Northwest winds 3 to 8 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest around 15 mph.
* Ventilation Index...Poor to fair (94-298) decreasing to poor
(25-125) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....74-83...except 66-74 ridges.
* Min humidity........31-46 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 2 to 7 mph.
* Ridges/upr slopes....Northwest winds 2 to 7 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7500 ft agl.
* Transport winds.....Northwest around 10 mph.
* Ventilation Index...Poor (30-170) increasing to fair to good
(256-506) in the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Mostly clear.
* Min temperature.....52-59.
* Max humidity........55-70 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 2 to 7 mph.
* Ridges/upr slopes....Northwest winds 2 to 7 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest 10 to 15 mph.
* Ventilation Index...Poor to fair (114-374) decreasing to poor
(25-110) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....84-93...except 76-84 ridges.
* Min humidity........26-38 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph.
* Ridges/upr slopes....Northwest winds 1 to 5 mph in the morning
becoming light less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......9000 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (25-59) increasing to poor to fair
(87-245) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 58 to 64. Highs 80 to 94. Northwest winds
1 to 6 mph.
.TUESDAY...Clear. Lows 58 to 64. Highs 75 to 89. West winds 2 to
7 mph.
.WEDNESDAY...Not as warm. Mostly clear. Lows 51 to 58. Highs
65 to 79. West winds 4 to 9 mph.
.THURSDAY...Partly cloudy. Lows 46 to 53. Highs 59 to 72. West
winds 3 to 8 mph.
.FRIDAY...Partly cloudy. Lows 46 to 52. Highs 59 to 73. West
winds 3 to 8 mph.
$$
WAZ690-091130-
Kittitas Valley-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Mostly cloudy.
* Min temperature.....56-61.
* Max humidity........44-59 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 5 to 11 mph.
* Ridges/upr slopes....Northwest winds 5 to 11 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest around 15 mph.
* Ventilation Index...Fair (263-405) decreasing to poor (34-132)
after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....84-90...except 74-85 ridges.
* Min humidity........24-31 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 3 to 8 mph.
* Ridges/upr slopes....Northwest winds 3 to 8 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......9000 ft agl.
* Transport winds.....Northwest around 10 mph.
* Ventilation Index...Poor (69-187) increasing to fair to good
(337-519) in the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Mostly clear.
* Min temperature.....59-66.
* Max humidity........48-63 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 4 to 9 mph.
* Ridges/upr slopes....Northwest winds 4 to 10 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest 15 to 20 mph.
* Ventilation Index...Fair (261-471) decreasing to poor (36-138)
after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....91-97...except 81-92 ridges.
* Min humidity........23-28 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 2 to 7 mph in the morning
becoming upslope less than 5 mph.
* Ridges/upr slopes....Northwest winds 3 to 8 mph in the morning
becoming light less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......10000 ft agl.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor (31-91) increasing to poor to fair
(126-328) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 64 to 70. Highs 94 to 100. Northwest winds
2 to 7 mph.
.TUESDAY...Clear. Lows 65 to 70. Highs 90 to 98. Northwest winds
4 to 9 mph.
.WEDNESDAY...Mostly clear. Lows 60 to 65. Highs 81 to 90.
Northwest winds 7 to 13 mph.
.THURSDAY...Mostly clear. Lows 53 to 58. Highs 74 to 83.
Northwest winds 6 to 12 mph.
.FRIDAY...Partly cloudy. Lows 52 to 57. Highs 75 to 83. West
winds 5 to 11 mph.
$$
WAZ694-091130-
Yakama Alpine District-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....48-56.
* Max humidity........56-71 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 1 to 5 mph.
* Ridges/upr slopes....Northwest winds 2 to 7 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor to fair (101-207) decreasing to poor
(25-64) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....80-88...except 71-82 ridges.
* Min humidity........23-37 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph.
* Ridges/upr slopes....North winds 1 to 5 mph in the morning
becoming light less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7500 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (25-75) increasing to fair (205-331) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Mostly clear.
* Min temperature.....54-61.
* Max humidity........53-68 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 1 to 5 mph.
* Ridges/upr slopes....Northwest winds 1 to 6 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor to fair (113-257) decreasing to poor
(25-65) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....88-94...except 79-89 ridges.
* Min humidity........22-32 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming east 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.......8000 ft agl.
* Transport winds.....Northeast around 5 mph.
* Ventilation Index...Poor (25-47) increasing to poor to fair
(177-351) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 60 to 67. Highs 85 to 97. West winds 1 to
5 mph.
.TUESDAY...Clear. Lows 58 to 65. Highs 81 to 94. West winds 2 to
7 mph.
.WEDNESDAY...Not as warm. Mostly clear. Lows 52 to 59. Highs
71 to 84. West winds 4 to 10 mph.
.THURSDAY...Partly cloudy. Lows 46 to 53. Highs 65 to 78. West
winds 3 to 8 mph.
.FRIDAY...Partly cloudy. Lows 45 to 52. Highs 65 to 79. West
winds 2 to 7 mph.
$$
ORZ691-WAZ691-091130-
Lower Columbia Basin of Oregon-Lower Columbia Basin of Washington-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....55-60.
* Max humidity........51-66 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Southwest winds 2 to 6 mph.
* Ridges/upr slopes....West winds 2 to 7 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....West around 10 mph.
* Ventilation Index...Poor to fair (82-216) decreasing to poor
(25-57) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....85-90.
* Min humidity........20-25 percent.
* 20-foot winds.......
* Valleys/lwr slopes...West winds 2 to 6 mph.
* Ridges/upr slopes....West winds 2 to 6 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......8500 ft agl.
* Transport winds.....West 5 to 10 mph.
* Ventilation Index...Poor (39-95) increasing to fair (256-354) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Mostly clear.
* Min temperature.....59-64.
* Max humidity........53-68 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...West winds 1 to 6 mph.
* Ridges/upr slopes....West winds 2 to 7 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest around 10 mph.
* Ventilation Index...Poor to fair (97-287) decreasing to poor
(25-56) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....91-96.
* Min humidity........20-26 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming north 2 to
6 mph in the afternoon.
* Ridges/upr slopes....West winds 1 to 6 mph shifting to the
northeast 2 to 5 mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......9000 ft agl.
* Transport winds.....West around 5 mph shifting to the north in
the afternoon.
* Ventilation Index...Poor (25-48) increasing to fair (227-405) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 64 to 69. Highs 96 to 102. Southwest winds
2 to 7 mph.
.TUESDAY...Clear. Lows 65 to 70. Highs 93 to 100. West winds 4 to
10 mph.
.WEDNESDAY...Clear. Lows 60 to 66. Highs 84 to 92. West winds
7 to 13 mph.
.THURSDAY...Mostly clear. Lows 54 to 60. Highs 77 to 85. West
winds 6 to 12 mph.
.FRIDAY...Partly cloudy. Lows 52 to 58. Highs 78 to 83. Southwest
winds 4 to 10 mph.
$$
ORZ692-WAZ692-091130-
Northern Blue Mountains of Oregon-Blue Mountains of Washington-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy then becoming mostly cloudy.
* Min temperature.....49-58.
* Max humidity........44-59 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.......Near surface.
* Transport winds.....West around 5 mph.
* Ventilation Index...Poor (66-168) decreasing to poor (25-48)
after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....76-86...except 70-75 ridges.
* Min humidity........23-31 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.......9000 ft agl.
* Transport winds.....West around 5 mph.
* Ventilation Index...Poor (28-74) increasing to fair (218-328) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....52-61.
* Max humidity........45-60 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 1 to 5 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....Northwest winds 1 to 5 mph in the evening
becoming light winds less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (75-161) decreasing to poor (25-50)
after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....81-91...except 74-80 ridges.
* Min humidity........24-32 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming northwest 1
to 5 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph becoming northwest 2
to 5 mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......9000 ft agl.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor (25-57) increasing to fair to good
(401-565) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 57 to 66. Highs 84 to 95. Southwest winds
1 to 6 mph.
.TUESDAY...Clear. Lows 58 to 66. Highs 83 to 93. Southwest winds
2 to 7 mph.
.WEDNESDAY...Clear. Lows 56 to 64. Highs 76 to 87. Southwest
winds 3 to 8 mph.
.THURSDAY...Mostly clear. Lows 50 to 58. Highs 68 to 79. West
winds 3 to 8 mph.
.FRIDAY...Partly cloudy. Lows 48 to 55. Highs 67 to 78. West
winds 2 to 7 mph.
$$
ORZ693-WAZ693-091130-
Canyon Grasslands of Wallowa County-
Southeast Washington Grande Ronde Valley-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy then becoming mostly cloudy.
* Min temperature.....47-57.
* Max humidity........48-63 percent...except 47-52 percent ridges.
* 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.......Near surface.
* Transport winds.....North around 5 mph shifting to the south
after midnight.
* Ventilation Index...Poor to fair (128-222) decreasing to poor
(25-43) after midnight.
.SATURDAY...
* Sky/weather.........Mostly cloudy then becoming partly cloudy.
* Max temperature.....77-86...except 70-78 ridges.
* Min humidity........21-26 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph.
* Ridges/upr slopes....light less than 5 mph becoming north 2 to 5
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......10000 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (25-56) increasing to fair (243-359) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....50-60.
* Max humidity........50-65 percent...except 45-54 percent ridges.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 1 to 5 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....North winds 2 to 5 mph in the evening
becoming light winds less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North around 5 mph.
* Ventilation Index...Poor to fair (114-214) decreasing to poor
(25-50) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....81-91...except 74-82 ridges.
* Min humidity........23-29 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming north 1 to
5 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph becoming north 2 to 5
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......10000 ft agl.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor (25-63) increasing to fair to good
(445-611) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 54 to 64. Highs 85 to 94. West winds 2 to
7 mph.
.TUESDAY...Clear. Lows 56 to 66. Highs 85 to 95. West winds 1 to
6 mph.
.WEDNESDAY...Clear. Lows 54 to 64. Highs 81 to 91. West winds
2 to 7 mph.
.THURSDAY...Mostly clear. Lows 48 to 59. Highs 73 to 83. West
winds 2 to 7 mph.
.FRIDAY...Partly cloudy. Lows 47 to 57. Highs 71 to 81. West
winds 2 to 7 mph.
$$
ORZ701-091130-
Eastern Columbia River Gorge of Oregon-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....52-58.
* Max humidity........57-72 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...West winds 2 to 7 mph...except west 3 to 8
mph in the eastern Columbia River Gorge.
* Ridges/upr slopes....West winds 2 to 7 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....West 10 to 15 mph.
* Ventilation Index...Poor to fair (176-308) decreasing to poor
(30-108) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....85-90...except 80-86 ridges.
* Min humidity........25-37 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 1 to 6 mph...except
northwest 2 to 7 mph in the eastern Columbia River Gorge.
* Ridges/upr slopes....Northwest winds 1 to 6 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......6500 ft agl.
* Transport winds.....West around 10 mph.
* Ventilation Index...Poor (39-125) increasing to fair (267-359) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Mostly clear.
* Min temperature.....57-62.
* Max humidity........57-72 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 2 to 7 mph in the evening
becoming drainage winds less than 5 mph. In the eastern
Columbia River Gorge, west winds 2 to 7 mph.
* Ridges/upr slopes....Northwest winds 2 to 6 mph in the evening
becoming light winds less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....West 10 to 15 mph.
* Ventilation Index...Poor to fair (186-322) decreasing to poor
(27-81) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....92-97.
* Min humidity........22-27 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph in the afternoon.
Upslope less than 5 mph in the morning.
* Ridges/upr slopes....light less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......6500 ft agl.
* Transport winds.....Southeast 5 to 10 mph.
* Ventilation Index...Poor (25-39) increasing to poor to fair
(199-327) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 63 to 69. Highs 95 to 100. Northwest winds
1 to 5 mph.
.TUESDAY...Clear. Lows 62 to 68. Highs 89 to 95. West winds 4 to
10 mph.
.WEDNESDAY...Mostly clear. Lows 56 to 62. Highs 79 to 86. West
winds 7 to 13 mph.
.THURSDAY...Partly cloudy. Lows 51 to 58. Highs 74 to 79. West
winds 5 to 11 mph.
.FRIDAY...Partly cloudy. Lows 50 to 56. Highs 75 to 80. West
winds 4 to 9 mph.
$$
ORZ702-091130-
East Slopes of the Mt. Hood National Forest-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....48-56.
* Max humidity........55-70 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.......Near surface.
* Transport winds.....West around 10 mph.
* Ventilation Index...Poor (76-198) decreasing to poor (25-69)
after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....81-88...except 73-83 ridges.
* Min humidity........25-38 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.......6000 ft agl.
* Transport winds.....Northwest around 10 mph.
* Ventilation Index...Poor (25-81) increasing to poor to fair
(150-280) in the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Mostly clear.
* Min temperature.....54-61.
* Max humidity........52-67 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.......Near surface.
* Transport winds.....Northwest 10 to 15 mph.
* Ventilation Index...Poor to fair (71-211) decreasing to poor
(25-46) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....89-94...except 82-91 ridges.
* Min humidity........21-29 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.......6000 ft agl.
* Transport winds.....East 5 to 10 mph.
* Ventilation Index...Poor (25-39) increasing to fair (238-370) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 61 to 68. Highs 86 to 99. Terrain driven
winds less than 5 mph.
.TUESDAY...Clear. Lows 58 to 66. Highs 80 to 94. West winds 1 to
6 mph.
.WEDNESDAY...Not as warm. Mostly clear. Lows 52 to 60. Highs
70 to 84. West winds 2 to 7 mph.
.THURSDAY...Partly cloudy. Lows 47 to 55. Highs 64 to 78. West
winds 2 to 7 mph.
.FRIDAY...Partly cloudy. Lows 46 to 53. Highs 65 to 79. West
winds 2 to 7 mph.
$$
ORZ695-091130-
Eagle Cap Wilderness-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy then becoming mostly cloudy.
* Min temperature.....49-54...except 42-49 ridges.
* Max humidity........44-57 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Drainage winds less than 5 mph.
* Ridges/upr slopes....North winds 2 to 5 mph in the evening
becoming light winds less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor to fair (110-220) decreasing to poor
(25-57) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....73-84...except 63-73 ridges.
* Min humidity........21-32 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming northwest 2
to 5 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph becoming north 2 to 6
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......10000 ft agl.
* Transport winds.....North around 5 mph.
* Ventilation Index...Poor (25-80) increasing to fair (251-413) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....51-57...except 45-53 ridges.
* Max humidity........49-61 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 1 to 6 mph.
* Ridges/upr slopes....North winds 1 to 6 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North around 10 mph.
* Ventilation Index...Poor to fair (112-240) decreasing to poor
(25-77) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....78-88...except 67-78 ridges.
* Min humidity........24-36 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming north 2 to
5 mph in the afternoon.
* Ridges/upr slopes....North winds 2 to 6 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......9500 ft agl.
* Transport winds.....North around 10 mph.
* Ventilation Index...Poor (25-92) increasing to fair to good
(352-640) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 51 to 60. Highs 75 to 90. North winds 2 to
7 mph.
.TUESDAY...Clear. Lows 53 to 63. Highs 75 to 90. West winds 1 to
6 mph.
.WEDNESDAY...Clear. Lows 50 to 60. Highs 72 to 87. West winds
2 to 7 mph.
.THURSDAY...Partly cloudy. Lows 46 to 55. Highs 64 to 79. West
winds 2 to 7 mph.
.FRIDAY...Partly cloudy. Lows 42 to 52. Highs 62 to 77. West
winds 2 to 7 mph.
$$
ORZ694-091130-
Grande Ronde Valley of Oregon-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Mostly clear then becoming mostly cloudy.
* Min temperature.....48-53.
* Max humidity........54-65 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 2 to 6 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....Northwest winds 3 to 6 mph in the evening
becoming light winds less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Fair (217-279) decreasing to poor (33-63)
after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....83-88.
* Min humidity........19-24 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming north 2 to
6 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph becoming north 3 to 7
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......8000 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (51-89) increasing to fair (341-433) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....51-56.
* Max humidity........58-70 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Northwest winds 3 to 8 mph.
* Ridges/upr slopes....Northwest winds 3 to 8 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest around 10 mph.
* Ventilation Index...Fair (220-294) decreasing to poor (42-80)
after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....87-92.
* Min humidity........21-26 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming north 2 to
7 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph becoming north 3 to 7
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......8500 ft agl.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor (48-92) increasing to good (596-692) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 55 to 60. Highs 91 to 96. North winds 3 to
8 mph.
.TUESDAY...Clear. Lows 58 to 63. Highs 91 to 96. Northwest winds
1 to 6 mph.
.WEDNESDAY...Clear. Lows 55 to 60. Highs 88 to 93. West winds
2 to 7 mph.
.THURSDAY...Mostly clear. Lows 51 to 56. Highs 79 to 84.
Northwest winds 3 to 8 mph.
.FRIDAY...Partly cloudy. Lows 48 to 53. Highs 78 to 83. Northwest
winds 3 to 8 mph.
$$
ORZ699-091130-
Western Forested Blue Mountains-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy then becoming mostly cloudy.
* Min temperature.....46-52.
* Max humidity........49-60 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.......Near surface.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor to fair (114-212) decreasing to poor
(25-49) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....77-83...except 70-77 ridges.
* Min humidity........21-29 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.......8500 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (25-63) increasing to fair (250-346) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....49-56.
* Max humidity........50-62 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 1 to 5 mph in the evening
becoming 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.......Near surface.
* Transport winds.....North around 10 mph.
* Ventilation Index...Poor to fair (130-236) decreasing to poor
(25-58) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....82-88...except 75-83 ridges.
* Min humidity........23-31 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.......8000 ft agl.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor (25-64) increasing to fair to good
(400-544) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 54 to 60. Highs 83 to 92. North winds 1 to
6 mph.
.TUESDAY...Clear. Lows 55 to 62. Highs 82 to 91. West winds 1 to
5 mph.
.WEDNESDAY...Clear. Lows 52 to 58. Highs 77 to 86. West winds
2 to 7 mph.
.THURSDAY...Mostly clear. Lows 48 to 53. Highs 69 to 78. West
winds 2 to 7 mph.
.FRIDAY...Partly cloudy. Lows 45 to 50. Highs 67 to 76. West
winds 1 to 6 mph.
$$
ORZ696-091130-
John Day Valley-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....49-55.
* Max humidity........47-58 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.......Near surface.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor to fair (164-276) decreasing to poor
(25-50) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....79-87...except 75-80 ridges.
* Min humidity........17-22 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming northwest 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.......8500 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (25-62) increasing to fair (254-364) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....52-59.
* Max humidity........48-60 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 2 to 5 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....North winds 2 to 5 mph in the evening
becoming light winds less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor to fair (197-317) decreasing to poor
(25-67) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....86-93...except 81-86 ridges.
* Min humidity........18-23 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph.
* Ridges/upr slopes....light less than 5 mph becoming north 2 to 5
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......8000 ft agl.
* Transport winds.....Northeast 5 to 10 mph.
* Ventilation Index...Poor (25-58) increasing to fair to good
(377-507) in the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 57 to 63. Highs 89 to 98. Northeast winds
2 to 7 mph.
.TUESDAY...Clear. Lows 59 to 65. Highs 88 to 96. West winds 2 to
7 mph.
.WEDNESDAY...Clear. Lows 56 to 61. Highs 82 to 91. West winds
2 to 7 mph.
.THURSDAY...Mostly clear. Lows 51 to 56. Highs 75 to 83. West
winds 2 to 7 mph.
.FRIDAY...Partly cloudy. Lows 48 to 53. Highs 74 to 82. West
winds 2 to 7 mph.
$$
ORZ700-091130-
Central Mountains of Oregon-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....45-53.
* Max humidity........50-63 percent...except 44-52 percent ridges.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 1 to 5 mph in the evening
becoming 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.......Near surface.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor to fair (196-300) decreasing to poor
(25-39) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....81-87...except 74-80 ridges.
* Min humidity........16-21 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming north 2 to
7 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph becoming north 2 to 5
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7500 ft agl.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor (25-46) increasing to fair (275-361) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....48-56.
* Max humidity........51-64 percent...except 46-53 percent ridges.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 3 to 8 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....North 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.......Near surface.
* Transport winds.....North around 15 mph decreasing to around 5
mph after midnight.
* Ventilation Index...Fair (254-388) decreasing to poor (25-49)
after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....87-94...except 80-86 ridges.
* Min humidity........15-20 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming northeast 2
to 6 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7500 ft agl.
* Transport winds.....Northeast 5 to 10 mph.
* Ventilation Index...Poor (25-43) increasing to fair (307-437) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 53 to 62. Highs 91 to 98. Northeast winds
2 to 7 mph.
.TUESDAY...Clear. Lows 55 to 63. Highs 89 to 96. West winds 2 to
7 mph.
.WEDNESDAY...Clear. Lows 51 to 58. Highs 83 to 89. West winds
4 to 9 mph.
.THURSDAY...Mostly clear. Lows 46 to 53. Highs 76 to 82. West
winds 3 to 8 mph.
.FRIDAY...Partly cloudy. Lows 43 to 50. Highs 75 to 81. West
winds 2 to 7 mph.
$$
ORZ703-091130-
Warm Springs Reservation-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....51-56.
* Max humidity........53-66 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...West winds 2 to 6 mph.
* Ridges/upr slopes....West winds 2 to 6 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest around 10 mph.
* Ventilation Index...Poor to fair (149-283) decreasing to poor
(25-63) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....83-91...except 71-81 ridges.
* Min humidity........19-30 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming northeast 2
to 6 mph in the afternoon.
* Ridges/upr slopes....North winds 2 to 6 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7500 ft agl.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor (28-74) increasing to fair (236-346) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....56-61.
* Max humidity........54-65 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 3 to 8 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....Northwest winds 2 to 7 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor to fair (150-300) decreasing to poor
(25-48) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....89-96...except 79-88 ridges.
* Min humidity........19-26 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming northeast 2
to 7 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph becoming east 3 to 7
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7500 ft agl.
* Transport winds.....East 5 to 10 mph.
* Ventilation Index...Poor (25-33) increasing to fair (303-391) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 62 to 67. Highs 91 to 101. Northwest winds
2 to 7 mph.
.TUESDAY...Clear. Lows 60 to 65. Highs 86 to 98. West winds 4 to
9 mph.
.WEDNESDAY...Mostly clear. Lows 55 to 60. Highs 77 to 90. West
winds 5 to 11 mph.
.THURSDAY...Partly cloudy. Lows 50 to 56. Highs 70 to 83. West
winds 4 to 10 mph.
.FRIDAY...Partly cloudy. Lows 49 to 54. Highs 71 to 83. West
winds 4 to 9 mph.
$$
ORZ704-091130-
Northern Deschutes National Forest-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....46-51.
* Max humidity........55-67 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Drainage winds less than 5 mph.
* Ridges/upr slopes....Northwest 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.......Near surface.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor to fair (125-243) decreasing to poor
(25-47) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....83-89...except 71-80 ridges.
* Min humidity........21-30 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming northeast 1
to 5 mph in the afternoon.
* Ridges/upr slopes....light less than 5 mph becoming northeast 1
to 6 mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7500 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (25-60) increasing to fair (241-335) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....51-56.
* Max humidity........53-63 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 2 to 6 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....North winds 2 to 7 mph shifting to the south
1 to 6 mph after midnight.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor to fair (129-261) decreasing to poor
(25-41) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....88-95...except 76-86 ridges.
* Min humidity........20-28 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph becoming northeast 2
to 5 mph in the afternoon.
* Ridges/upr slopes....East winds 2 to 7 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......6500 ft agl.
* Transport winds.....East 5 to 10 mph.
* Ventilation Index...Poor (25-48) increasing to fair (286-402) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 56 to 62. Highs 85 to 99. Northwest winds
2 to 7 mph.
.TUESDAY...Clear. Lows 55 to 60. Highs 81 to 95. West winds 2 to
7 mph.
.WEDNESDAY...Mostly clear. Lows 50 to 56. Highs 74 to 87. West
winds 4 to 9 mph.
.THURSDAY...Partly cloudy. Lows 45 to 51. Highs 67 to 80. West
winds 4 to 9 mph.
.FRIDAY...Partly cloudy. Lows 43 to 49. Highs 67 to 80. West
winds 2 to 7 mph.
$$
ORZ705-091130-
Southern Deschutes National Forest-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....41-49.
* Max humidity........57-72 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...Drainage winds less than 5 mph.
* Ridges/upr slopes....North winds 1 to 5 mph in the evening
becoming light winds less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor to fair (155-283) decreasing to poor
(25-40) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....79-85...except 71-78 ridges.
* Min humidity........18-27 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph.
* Ridges/upr slopes....light less than 5 mph becoming north 2 to 5
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7500 ft agl.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor (25-48) increasing to fair (277-369) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....46-53.
* Max humidity........54-69 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 2 to 5 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....North winds 1 to 6 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor to fair (178-372) decreasing to poor
(25-46) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....86-91...except 76-84 ridges.
* Min humidity........17-25 percent.
* 20-foot winds.......
* Valleys/lwr slopes...Upslope less than 5 mph.
* Ridges/upr slopes....light less than 5 mph becoming east 2 to 5
mph in the afternoon.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......7000 ft agl.
* Transport winds.....Northeast 5 to 10 mph.
* Ventilation Index...Poor (25-47) increasing to fair (289-409) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Mostly clear. Lows 51 to 59. Highs 86 to 95. Northeast
winds 1 to 5 mph.
.TUESDAY...Clear. Lows 50 to 57. Highs 82 to 92. West winds 1 to
6 mph.
.WEDNESDAY...Mostly clear. Lows 47 to 52. Highs 76 to 86. West
winds 2 to 7 mph.
.THURSDAY...Mostly clear. Lows 42 to 48. Highs 69 to 79. West
winds 2 to 7 mph.
.FRIDAY...Partly cloudy. Lows 39 to 45. Highs 68 to 78. West
winds 2 to 7 mph.
$$
ORZ697-091130-
Central Blue Mountains-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....43-49.
* Max humidity........47-61 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.......Near surface.
* Transport winds.....Northwest 5 to 10 mph.
* Ventilation Index...Poor to fair (157-253) decreasing to poor
(25-49) after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....76-81...except 71-77 ridges.
* Min humidity........18-23 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.......8500 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (30-76) increasing to fair (284-390) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....46-52.
* Max humidity........52-67 percent.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 2 to 5 mph in the evening
becoming drainage winds less than 5 mph.
* Ridges/upr slopes....Northwest winds 2 to 5 mph in the evening
becoming light winds less than 5 mph.
* CWR.................0 percent.
* Chc of lightning....0 percent.
* Mixing height.......Near surface.
* Transport winds.....North around 10 mph.
* Ventilation Index...Poor to fair (158-268) decreasing to poor
(25-64) after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....82-87...except 76-83 ridges.
* Min humidity........20-25 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.......8000 ft agl.
* Transport winds.....North 5 to 10 mph.
* Ventilation Index...Poor (25-68) increasing to fair (320-432) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 51 to 56. Highs 83 to 90. North winds 1 to
5 mph.
.TUESDAY...Clear. Lows 54 to 59. Highs 82 to 90. Northwest winds
1 to 6 mph.
.WEDNESDAY...Clear. Lows 51 to 56. Highs 78 to 85. West winds
2 to 7 mph.
.THURSDAY...Mostly clear. Lows 45 to 51. Highs 71 to 78. West
winds 2 to 7 mph.
.FRIDAY...Partly cloudy. Lows 43 to 49. Highs 69 to 75. West
winds 2 to 7 mph.
$$
ORZ698-091130-
Southern Blue Mountains-
216 PM PDT Fri Aug 8 2025
.TONIGHT...
* Sky/weather.........Partly cloudy.
* Min temperature.....45-50.
* Max humidity........44-54 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.......Near surface.
* Transport winds.....North around 10 mph.
* Ventilation Index...Fair (221-297) decreasing to poor (25-55)
after midnight.
.SATURDAY...
* Sky/weather.........Partly cloudy.
* Max temperature.....78-85.
* Min humidity........14-19 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.......8500 ft agl.
* Transport winds.....Northwest around 5 mph.
* Ventilation Index...Poor (43-81) increasing to fair (334-406) in
the afternoon.
.SATURDAY NIGHT...
* Sky/weather.........Mostly cloudy then becoming partly cloudy.
* Min temperature.....48-53.
* Max humidity........56-71 percent...except 53-60 percent ridges.
* Humidity recovery...Moderate.
* 20-foot winds.......
* Valleys/lwr slopes...North winds 2 to 5 mph in the evening
becoming 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.......Near surface.
* Transport winds.....North around 10 mph.
* Ventilation Index...Fair (251-349) decreasing to poor (26-68)
after midnight.
.SUNDAY...
* Sky/weather.........Mostly sunny.
* Max temperature.....83-89.
* Min humidity........15-20 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.......8000 ft agl.
* Transport winds.....North around 10 mph.
* Ventilation Index...Poor (25-61) increasing to fair (311-397) in
the afternoon.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 52 to 57. Highs 88 to 94. Terrain driven
winds less than 5 mph.
.TUESDAY...Clear. Lows 55 to 60. Highs 87 to 94. Northwest winds
2 to 7 mph.
.WEDNESDAY...Clear. Lows 52 to 57. Highs 84 to 90. West winds
2 to 7 mph.
.THURSDAY...Mostly clear. Lows 47 to 53. Highs 76 to 82. West
winds 3 to 8 mph.
.FRIDAY...Partly cloudy. Lows 45 to 50. Highs 73 to 80. West
winds 2 to 7 mph.
$$
.8-14 DAY OUTLOOK for Saturday August 16 through Friday August 22...
A greater chance of near-normal temperatures and near-normal
precipitation.
$$