945
FNUS56 KPDT 072057
FWFPDT
FIRE WEATHER PLANNING FORECAST FOR NE OREGON AND SE WASHINGTON
NATIONAL WEATHER SERVICE PENDLETON OR
157 PM PDT MON JUL 7 2025
...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING FOR WA691 AND OR691 FOR WINDS AND LOW RELATIVE
HUMIDITY...
...RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT
TUESDAY FOR OR696, OR700, AND OR705 FOR DRY THUNDERSTORMS WITH
ABUNDANT LIGHTNING...
DISCUSSION
HOT AND DRY CONDITIONS ARE EXPECTED THROUGH TOMORROW.
HIGHS WILL ECLIPSE 100 DEGREES FOR MUCH OF THE COLUMBIA BASIN AND
ADJACENT VALLEYS. LATER IN THE DAY ON TUESDAY, A WEAK FRONT IS
EXPECTED TO MOVE THROUGH THE REGION, MAKING FOR WINDY CONDITIONS,
AS WELL AS A CHANCE FOR DRY THUNDERSTORMS BOTH TUESDAY AND
WEDNESDAY FOR PRIMARILY THE MOUNTAINS OF CENTRAL AND EASTERN
OREGON. CRITICAL CONDITIONS MAY ALSO OCCUR ACROSS THE COLUMBIA
BASIN ON WEDNESDAY, WHEN WINDS ARE EXPECTED TO PEAK AS A RESULT
OF THIS FRONT.
***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.
WAZ695-081115-
EAST WASHINGTON SOUTH CENTRAL CASCADE MOUNTAINS-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-61.
* MAX HUMIDITY........51-66 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 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 (104-236) DECREASING TO POOR
(26-72) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....81-90...EXCEPT 72-81 RIDGES.
* MIN HUMIDITY........18-30 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (57-159) INCREASING TO FAIR TO GOOD
(391-633) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....54-60...EXCEPT 50-55 RIDGES.
* MAX HUMIDITY........66-81 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 6 TO 12 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 6 TO 12 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 20 MPH.
* VENTILATION INDEX...FAIR TO GOOD (299-579) DECREASING TO POOR
(46-186) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON.
* MAX TEMPERATURE.....65-76...EXCEPT 57-67 RIDGES.
* MIN HUMIDITY........55-70 PERCENT...EXCEPT 68-83 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 MPH INCREASING TO 9 TO 15
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 7 TO 13 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5500 FT AGL.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (79-231) INCREASING TO FAIR TO
EXCELLENT (329-727) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
A SLIGHT CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 45 TO
53. HIGHS 61 TO 75. NORTHWEST WINDS 8 TO 14 MPH.
FRIDAY
WARMER. MOSTLY CLEAR. LOWS 46 TO 53. HIGHS 72 TO 86.
NORTHWEST WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 51 TO 58. HIGHS 72 TO 86. WEST
WINDS 2 TO 7 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 52 TO 59. HIGHS 73 TO 86. WEST WINDS
5 TO 11 MPH.
MONDAY
MOSTLY CLEAR. LOWS 52 TO 59. HIGHS 73 TO 86. WEST WINDS
4 TO 9 MPH.
WAZ690-081115-
KITTITAS VALLEY-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....62-67.
* MAX HUMIDITY........40-55 PERCENT.
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (182-320) DECREASING TO POOR
(34-90) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....91-100...EXCEPT 81-94 RIDGES.
* MIN HUMIDITY........13-19 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 10 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 10 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......9500 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (90-202) INCREASING TO GOOD TO
EXCELLENT (600-784) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....60-65.
* MAX HUMIDITY........49-64 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 10 TO 16 MPH WITH GUSTS UP
TO 30 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 10 TO 16 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST 20 TO 25 MPH.
* VENTILATION INDEX...GOOD TO EXCELLENT (541-755) DECREASING TO
POOR (66-184) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....78-88...EXCEPT 69-83 RIDGES.
* MIN HUMIDITY........30-45 PERCENT...EXCEPT 41-56 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 10 TO 16 MPH. GUSTS TO 30 MPH IN
THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 10 TO 16 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (91-277) INCREASING TO EXCELLENT
(821-1043) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 54 TO 59. HIGHS 77 TO 86.
NORTHWEST WINDS 12 TO 18 MPH.
FRIDAY
CLEAR. LOWS 54 TO 60. HIGHS 85 TO 93. NORTHWEST WINDS
4 TO 9 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 60 TO 65. HIGHS 88 TO 97. WEST
WINDS 4 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 61 TO 66. HIGHS 88 TO 98. NORTHWEST
WINDS 7 TO 13 MPH.
MONDAY
CLEAR. LOWS 60 TO 65. HIGHS 88 TO 97. NORTHWEST WINDS
7 TO 13 MPH.
WAZ694-081115-
YAKAMA ALPINE DISTRICT-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....54-61.
* MAX HUMIDITY........50-65 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 1 TO 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 5 MPH.
* VENTILATION INDEX...POOR TO FAIR (142-238) DECREASING TO POOR
(25-51) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....87-96...EXCEPT 76-89 RIDGES.
* MIN HUMIDITY........14-24 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 2 TO 7
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (38-86) INCREASING TO FAIR TO GOOD
(364-512) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....52-59.
* MAX HUMIDITY........61-76 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...FAIR (244-454) DECREASING TO POOR (28-94)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....74-84...EXCEPT 62-77 RIDGES.
* MIN HUMIDITY........32-47 PERCENT...EXCEPT 46-61 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 MPH INCREASING TO 9 TO 15
MPH WITH GUSTS UP TO 35 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH INCREASING TO 9 TO 15
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO AROUND 20
MPH IN THE AFTERNOON.
* VENTILATION INDEX...POOR (45-127) INCREASING TO FAIR TO EXCELLENT
(479-723) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 46 TO 54. HIGHS 68 TO 81. WEST
WINDS 8 TO 14 MPH.
FRIDAY
CLEAR. LOWS 49 TO 56. HIGHS 77 TO 90. NORTHWEST WINDS
2 TO 7 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 53 TO 59. HIGHS 79 TO 92. WEST
WINDS 2 TO 7 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 53 TO 60. HIGHS 80 TO 93. WEST WINDS
3 TO 8 MPH.
MONDAY
CLEAR. LOWS 53 TO 60. HIGHS 80 TO 93. WEST WINDS 3 TO
8 MPH.
ORZ691-WAZ691-081115-
LOWER COLUMBIA BASIN OF OREGON-LOWER COLUMBIA BASIN OF WASHINGTON-
157 PM PDT MON JUL 7 2025
...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING...
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....61-66.
* MAX HUMIDITY........45-60 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 2 TO 5 MPH SHIFTING TO THE
SOUTHWEST 2 TO 6 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (82-244) DECREASING TO POOR
(25-48) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....93-102.
* MIN HUMIDITY........11-16 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......9000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (52-126) INCREASING TO FAIR TO GOOD
(384-548) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....60-67.
* MAX HUMIDITY........52-67 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 8 TO 14 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 8 TO 14 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...FAIR TO GOOD (321-627) DECREASING TO POOR
(41-115) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....83-93...EXCEPT 79-88 RIDGES.
* MIN HUMIDITY........21-29 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 9 TO 15 MPH. GUSTS TO 30 MPH IN
THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 9 TO 15 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......9000 FT AGL.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR (65-191) INCREASING TO GOOD TO EXCELLENT
(693-909) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 55 TO 62. HIGHS 79 TO 87. WEST
WINDS 11 TO 17 MPH.
FRIDAY
CLEAR. LOWS 54 TO 59. HIGHS 87 TO 94. NORTHWEST WINDS
2 TO 7 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 59 TO 64. HIGHS 91 TO 99. WEST
WINDS 3 TO 8 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 60 TO 67. HIGHS 91 TO 98. WEST WINDS
5 TO 11 MPH.
MONDAY
CLEAR. LOWS 61 TO 67. HIGHS 91 TO 99. WEST WINDS 4 TO
9 MPH.
ORZ692-WAZ692-081115-
NORTHERN BLUE MOUNTAINS OF OREGON-BLUE MOUNTAINS OF WASHINGTON-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....58-66.
* MAX HUMIDITY........36-51 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 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 (37-95) DECREASING TO POOR (25-41) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....89-98...EXCEPT 82-87 RIDGES.
* MIN HUMIDITY........14-19 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 1 TO 6
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING WEST 2 TO 5
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (40-92) INCREASING TO FAIR TO GOOD
(289-697) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....55-62.
* MAX HUMIDITY........50-65 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 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 10 TO 15 MPH.
* VENTILATION INDEX...POOR (88-190) DECREASING TO POOR (36-100)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....78-88...EXCEPT 71-77 RIDGES.
* MIN HUMIDITY........22-29 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 10 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 10 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (61-161) INCREASING TO FAIR TO GOOD
(477-699) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 50 TO 58. HIGHS 68 TO 79. WEST
WINDS 8 TO 14 MPH.
FRIDAY
CLEAR. LOWS 49 TO 56. HIGHS 76 TO 87. NORTH WINDS 2 TO
7 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 53 TO 61. HIGHS 80 TO 91.
SOUTHWEST WINDS 2 TO 7 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 55 TO 62. HIGHS 80 TO 92. WEST WINDS
2 TO 7 MPH.
MONDAY
CLEAR. LOWS 56 TO 63. HIGHS 81 TO 92. WEST WINDS 2 TO
7 MPH.
ORZ693-WAZ693-081115-
CANYON GRASSLANDS OF WALLOWA COUNTY-
SOUTHEAST WASHINGTON GRANDE RONDE VALLEY-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....56-66.
* MAX HUMIDITY........40-54 PERCENT...EXCEPT 38-43 PERCENT RIDGES.
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING SOUTH 2
TO 6 MPH AFTER MIDNIGHT.
* 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 (58-110) DECREASING TO POOR (25-52)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....91-100...EXCEPT 85-92 RIDGES.
* MIN HUMIDITY........12-17 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 2 TO 6 MPH IN THE MORNING
BECOMING LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......14000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (37-111) INCREASING TO EXCELLENT
(760-962) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....55-64.
* MAX HUMIDITY........49-64 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 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 5 TO 10 MPH.
* VENTILATION INDEX...POOR (45-149) DECREASING TO POOR (26-78)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....81-91...EXCEPT 77-83 RIDGES.
* MIN HUMIDITY........19-25 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 4 TO
10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10000 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (33-91) INCREASING TO FAIR TO GOOD
(423-619) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 50 TO 59. HIGHS 71 TO 81. WEST
WINDS 6 TO 12 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 47 TO 56. HIGHS 79 TO 87. NORTH
WINDS 3 TO 8 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 51 TO 60. HIGHS 84 TO 93. WEST
WINDS 1 TO 6 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 53 TO 62. HIGHS 85 TO 94. WEST WINDS
2 TO 7 MPH.
MONDAY
MOSTLY CLEAR. LOWS 55 TO 64. HIGHS 86 TO 95. NORTHWEST
WINDS 3 TO 8 MPH.
ORZ701-081115-
EASTERN COLUMBIA RIVER GORGE OF OREGON-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....58-63.
* MAX HUMIDITY........51-66 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 1 TO 6 MPH...EXCEPT WEST 2
TO 7 MPH IN THE EASTERN COLUMBIA RIVER GORGE.
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (198-298) DECREASING TO POOR
(30-90) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....91-96...EXCEPT 86-93 RIDGES.
* MIN HUMIDITY........16-24 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 1 TO 5 MPH SHIFTING TO THE
NORTHWEST 5 TO 11 MPH IN THE AFTERNOON. IN THE EASTERN
COLUMBIA RIVER GORGE, WEST WINDS 2 TO 7 MPH INCREASING TO 7
TO 13 MPH WITH GUSTS UP TO 25 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......6500 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (52-154) INCREASING TO FAIR TO GOOD
(400-602) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....55-62.
* MAX HUMIDITY........65-76 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 8 TO 14 MPH...EXCEPT WEST 8 TO 14
MPH WITH GUSTS UP TO 30 MPH IN THE EASTERN COLUMBIA RIVER
GORGE.
* RIDGES/UPR SLOPES....WEST WINDS 7 TO 13 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 25 MPH DECREASING TO AROUND 15
MPH AFTER MIDNIGHT.
* VENTILATION INDEX...FAIR TO GOOD (390-650) DECREASING TO POOR
(49-147) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....80-85...EXCEPT 75-83 RIDGES.
* MIN HUMIDITY........29-43 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 9 MPH INCREASING TO 11 TO 17
MPH WITH GUSTS UP TO 30 MPH IN THE AFTERNOON. IN THE EASTERN
COLUMBIA RIVER GORGE, WEST WINDS 6 TO 12 MPH INCREASING TO 14
TO 20 MPH WITH GUSTS UP TO 35 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 6 TO 12 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......6000 FT AGL.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (75-229) INCREASING TO GOOD TO
EXCELLENT (595-849) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 52 TO 59. HIGHS 77 TO 82. WEST
WINDS 9 TO 15 MPH.
FRIDAY
WARMER, CLEAR. LOWS 52 TO 57. HIGHS 88 TO 93. NORTHWEST
WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 56 TO 61. HIGHS 88 TO 94. WEST
WINDS 3 TO 8 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 57 TO 62. HIGHS 89 TO 94. WEST WINDS
4 TO 10 MPH.
MONDAY
CLEAR. LOWS 58 TO 63. HIGHS 89 TO 94. WEST WINDS 4 TO
9 MPH.
ORZ702-081115-
EAST SLOPES OF THE MT. HOOD NATIONAL FOREST-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-63.
* 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 10 MPH.
* VENTILATION INDEX...POOR (94-192) DECREASING TO POOR (25-55)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....87-95...EXCEPT 80-90 RIDGES.
* MIN HUMIDITY........16-25 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 WEST 1 TO 5
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5500 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (29-87) INCREASING TO FAIR (228-414) IN
THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-58.
* MAX HUMIDITY........65-80 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (168-424) DECREASING TO POOR
(25-97) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-84...EXCEPT 68-78 RIDGES.
* MIN HUMIDITY........34-49 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 4 TO 9
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5500 FT AGL.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR (34-126) INCREASING TO FAIR TO GOOD
(353-609) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 47 TO 55. HIGHS 65 TO 80. WEST
WINDS 4 TO 10 MPH.
FRIDAY
WARMER, CLEAR. LOWS 47 TO 55. HIGHS 77 TO 90. NORTHWEST
WINDS UP TO 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 51 TO 59. HIGHS 78 TO 92. WEST
WINDS 1 TO 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 52 TO 60. HIGHS 78 TO 93. WEST WINDS
2 TO 7 MPH.
MONDAY
MOSTLY CLEAR. LOWS 52 TO 60. HIGHS 78 TO 92. WEST WINDS
2 TO 7 MPH.
ORZ695-081115-
EAGLE CAP WILDERNESS-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....59-65...EXCEPT 53-61 RIDGES.
* MAX HUMIDITY........36-46 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING SOUTH 2
TO 6 MPH AFTER MIDNIGHT.
* 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 (26-76) DECREASING TO POOR (25-54) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....87-97...EXCEPT 75-86 RIDGES.
* MIN HUMIDITY........14-22 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....SOUTH WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......13000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (39-125) INCREASING TO GOOD TO EXCELLENT
(565-785) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.....55-62...EXCEPT 50-57 RIDGES.
* MAX HUMIDITY........47-58 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
NORTHWEST 2 TO 7 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (27-109) DECREASING TO POOR (25-78)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON.
* MAX TEMPERATURE.....76-89...EXCEPT 67-78 RIDGES.
* MIN HUMIDITY........22-33 PERCENT.
* 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.......9000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-84) INCREASING TO FAIR (326-450) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 45 TO 55. HIGHS 61 TO 76.
NORTHWEST WINDS 7 TO 13 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 44 TO 52. HIGHS 69 TO 84. NORTH
WINDS 4 TO 9 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 48 TO 56. HIGHS 74 TO 89.
NORTHWEST WINDS 2 TO 7 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 50 TO 59. HIGHS 75 TO 90. WEST WINDS
2 TO 7 MPH.
MONDAY
MOSTLY CLEAR. LOWS 52 TO 60. HIGHS 76 TO 91. NORTHWEST
WINDS 3 TO 8 MPH.
ORZ694-081115-
GRANDE RONDE VALLEY OF OREGON-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....57-62.
* MAX HUMIDITY........46-56 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 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
* VENTILATION INDEX...POOR (83-125) DECREASING TO POOR (25-40)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....95-100.
* MIN HUMIDITY........12-17 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTH 2 TO
5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING SOUTH 3 TO 6
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......9000 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* VENTILATION INDEX...POOR (50-80) INCREASING TO FAIR TO GOOD
(459-581) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.....57-62.
* MAX HUMIDITY........53-64 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....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (72-140) DECREASING TO POOR (64-108)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....85-90.
* MIN HUMIDITY........19-24 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 8 MPH INCREASING TO 8
TO 14 MPH WITH GUSTS UP TO 25 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 8 MPH INCREASING TO 10
TO 15 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......7000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (75-141) INCREASING TO GOOD (526-614) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 53 TO 58. HIGHS 76 TO 81.
NORTHWEST WINDS 8 TO 14 MPH.
FRIDAY
CLEAR. LOWS 50 TO 55. HIGHS 85 TO 90. NORTH WINDS 5 TO
11 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 53 TO 58. HIGHS 90 TO 95.
NORTHWEST WINDS 2 TO 7 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 56 TO 61. HIGHS 90 TO 95. NORTHWEST
WINDS 3 TO 8 MPH.
MONDAY
MOSTLY CLEAR. LOWS 57 TO 62. HIGHS 91 TO 96. NORTHWEST
WINDS 4 TO 9 MPH.
ORZ699-081115-
WESTERN FORESTED BLUE MOUNTAINS-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....56-62.
* MAX HUMIDITY........37-48 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 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 SOUTHEAST
AFTER MIDNIGHT.
* VENTILATION INDEX...POOR (44-148) DECREASING TO POOR (25-43)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....89-96...EXCEPT 83-90 RIDGES.
* 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....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......12000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (28-92) INCREASING TO FAIR TO EXCELLENT
(365-923) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.....52-57.
* MAX HUMIDITY........56-66 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 1 TO 6 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (42-196) DECREASING TO POOR (25-83)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON.
* MAX TEMPERATURE.....79-85...EXCEPT 73-80 RIDGES.
* MIN HUMIDITY........23-29 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 3
TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (32-98) INCREASING TO FAIR TO GOOD
(440-600) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 47 TO 53. HIGHS 68 TO 76.
NORTHWEST WINDS 4 TO 9 MPH.
FRIDAY
CLEAR. LOWS 45 TO 51. HIGHS 75 TO 85. NORTH WINDS 1 TO
6 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 50 TO 56. HIGHS 80 TO 89. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
SUNDAY
CLEAR. LOWS 52 TO 58. HIGHS 80 TO 90. WEST WINDS 1 TO
5 MPH.
MONDAY
CLEAR. LOWS 53 TO 58. HIGHS 81 TO 90. NORTHWEST WINDS
2 TO 7 MPH.
ORZ696-081115-
JOHN DAY VALLEY-
157 PM PDT MON JUL 7 2025
..RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....58-64.
* MAX HUMIDITY........37-45 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 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 AROUND 10 MPH SHIFTING TO THE EAST
AFTER MIDNIGHT.
* VENTILATION INDEX...POOR TO FAIR (138-280) DECREASING TO POOR
(25-41) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....91-99...EXCEPT 87-92 RIDGES.
* MIN HUMIDITY........11-16 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....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......14500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-64) INCREASING TO FAIR TO EXCELLENT
(400-928) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.....54-60.
* MAX HUMIDITY........58-69 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....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (127-349) DECREASING TO POOR
(34-88) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....80-89...EXCEPT 76-81 RIDGES.
* MIN HUMIDITY........20-25 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 4
TO 9 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 3
TO 8 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......9500 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (36-78) INCREASING TO FAIR TO GOOD
(466-622) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 50 TO 56. HIGHS 73 TO 82.
NORTHWEST WINDS 5 TO 11 MPH.
FRIDAY
CLEAR. LOWS 48 TO 54. HIGHS 82 TO 90. NORTH WINDS 2 TO
7 MPH.
SATURDAY
CLEAR. LOWS 53 TO 59. HIGHS 86 TO 94. NORTH WINDS
1 TO 5 MPH.
SUNDAY
CLEAR. LOWS 55 TO 61. HIGHS 86 TO 95. WEST WINDS 2 TO
7 MPH.
MONDAY
CLEAR. LOWS 56 TO 61. HIGHS 87 TO 96. WEST WINDS 2 TO
7 MPH.
ORZ700-081115-
CENTRAL MOUNTAINS OF OREGON-
157 PM PDT MON JUL 7 2025
..RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-61.
* MAX HUMIDITY........41-55 PERCENT...EXCEPT 34-41 PERCENT RIDGES.
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.
* 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...FAIR (254-474) DECREASING TO POOR (25-35)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....92-97...EXCEPT 84-91 RIDGES.
* MIN HUMIDITY........12-17 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 2 TO 7
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING SOUTHWEST 1
TO 5 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......15000 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 5 MPH SHIFTING TO THE SOUTHWEST
IN THE AFTERNOON.
* VENTILATION INDEX...POOR (25-42) INCREASING TO FAIR TO EXCELLENT
(370-996) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.....50-57.
* MAX HUMIDITY........62-74 PERCENT.
* HUMIDITY RECOVERY...GOOD...EXCEPT MODERATE RIDGES.
* 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....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.
* VENTILATION INDEX...FAIR TO GOOD (313-631) DECREASING TO POOR
(28-72) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....81-87...EXCEPT 74-80 RIDGES.
* MIN HUMIDITY........19-24 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 4
TO 10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 3
TO 8 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10500 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (26-56) INCREASING TO GOOD (544-688) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 46 TO 53. HIGHS 75 TO 81.
NORTHWEST WINDS 6 TO 12 MPH.
FRIDAY
CLEAR. LOWS 45 TO 52. HIGHS 82 TO 89. NORTH WINDS 3 TO
8 MPH.
SATURDAY
CLEAR. LOWS 51 TO 56. HIGHS 87 TO 93. NORTHWEST WINDS
2 TO 7 MPH.
SUNDAY
CLEAR. LOWS 52 TO 58. HIGHS 88 TO 94. NORTHWEST WINDS
2 TO 7 MPH.
MONDAY
CLEAR. LOWS 52 TO 59. HIGHS 88 TO 94. NORTHWEST WINDS
3 TO 8 MPH.
ORZ703-081115-
WARM SPRINGS RESERVATION-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........CLEAR.
* MIN TEMPERATURE.....58-63.
* MAX HUMIDITY........47-57 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 1 TO 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (174-314) DECREASING TO POOR
(25-45) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....89-98...EXCEPT 78-87 RIDGES.
* MIN HUMIDITY........15-23 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 3
TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (30-76) INCREASING TO FAIR (349-483) IN
THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....56-61...EXCEPT 51-56 RIDGES.
* MAX HUMIDITY........63-74 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 8 TO 14 MPH WITH GUSTS UP TO
25 MPH SHIFTING TO THE WEST 3 TO 8 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS 7 TO 13 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...FAIR TO GOOD (338-570) DECREASING TO POOR
(33-93) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....78-89...EXCEPT 66-75 RIDGES.
* MIN HUMIDITY........22-31 PERCENT...EXCEPT 32-46 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 6 MPH INCREASING TO 7 TO 13
MPH WITH GUSTS UP TO 25 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 MPH INCREASING TO 8 TO 14
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (40-102) INCREASING TO GOOD TO EXCELLENT
(517-717) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 50 TO 57. HIGHS 71 TO 83. WEST
WINDS 7 TO 13 MPH.
FRIDAY
CLEAR. LOWS 49 TO 55. HIGHS 82 TO 92. NORTH WINDS 3 TO
8 MPH.
SATURDAY
CLEAR. LOWS 53 TO 59. HIGHS 83 TO 96. NORTHWEST WINDS
2 TO 7 MPH.
SUNDAY
CLEAR. LOWS 54 TO 60. HIGHS 85 TO 96. WEST WINDS 3 TO
8 MPH.
MONDAY
CLEAR. LOWS 55 TO 60. HIGHS 84 TO 96. NORTHWEST WINDS
4 TO 9 MPH.
ORZ704-081115-
NORTHERN DESCHUTES NATIONAL FOREST-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-59.
* MAX HUMIDITY........46-58 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 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 5 TO 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (166-302) DECREASING TO POOR
(25-42) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....90-96...EXCEPT 76-87 RIDGES.
* MIN HUMIDITY........17-28 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 7 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-64) INCREASING TO FAIR (305-453) IN
THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....48-54.
* MAX HUMIDITY........65-79 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 20 MPH DECREASING TO AROUND 10
MPH AFTER MIDNIGHT.
* VENTILATION INDEX...FAIR (249-439) DECREASING TO POOR (27-81)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....79-85...EXCEPT 66-76 RIDGES.
* MIN HUMIDITY........24-29 PERCENT...EXCEPT 31-44 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 4 TO 9
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 5 MPH INCREASING TO 6 TO 12
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (30-84) INCREASING TO FAIR TO GOOD
(469-657) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 47 TO 53. HIGHS 69 TO 81. WEST
WINDS 6 TO 12 MPH.
FRIDAY
CLEAR. LOWS 46 TO 51. HIGHS 77 TO 90. NORTH WINDS 2 TO
7 MPH.
SATURDAY
CLEAR. LOWS 50 TO 55. HIGHS 80 TO 93. NORTHWEST WINDS
2 TO 7 MPH.
SUNDAY
CLEAR. LOWS 51 TO 56. HIGHS 81 TO 94. NORTHWEST WINDS
2 TO 7 MPH.
MONDAY
CLEAR. LOWS 52 TO 57. HIGHS 81 TO 94. NORTHWEST WINDS
3 TO 8 MPH.
ORZ705-081115-
SOUTHERN DESCHUTES NATIONAL FOREST-
157 PM PDT MON JUL 7 2025
..RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....51-57.
* MAX HUMIDITY........47-62 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...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 5 TO 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (171-425) DECREASING TO POOR
(25-36) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....87-92...EXCEPT 77-86 RIDGES.
* MIN HUMIDITY........16-24 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING WEST 1 TO 6
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......12000 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* VENTILATION INDEX...POOR (26-50) INCREASING TO FAIR TO GOOD
(291-609) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.....46-51.
* MAX HUMIDITY........73-88 PERCENT...EXCEPT 61-76 PERCENT RIDGES.
* HUMIDITY RECOVERY...EXCELLENT...EXCEPT GOOD RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 6 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH BECOMING WEST AROUND
5 MPH AFTER MIDNIGHT.
* VENTILATION INDEX...FAIR (205-389) DECREASING TO POOR (25-42)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....78-83...EXCEPT 67-76 RIDGES.
* MIN HUMIDITY........22-27 PERCENT...EXCEPT 27-38 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 2
TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING WEST 3 TO 8
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (26-46) INCREASING TO GOOD TO EXCELLENT
(550-756) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 44 TO 49. HIGHS 71 TO 81.
NORTHWEST WINDS 3 TO 8 MPH.
FRIDAY
CLEAR. LOWS 45 TO 50. HIGHS 79 TO 87. NORTHEAST WINDS
1 TO 6 MPH.
SATURDAY
CLEAR. LOWS 48 TO 53. HIGHS 81 TO 91. NORTHWEST WINDS
1 TO 5 MPH.
SUNDAY
CLEAR. LOWS 49 TO 54. HIGHS 82 TO 92. NORTHWEST WINDS
1 TO 6 MPH.
MONDAY
CLEAR. LOWS 50 TO 55. HIGHS 83 TO 93. NORTHWEST WINDS
2 TO 7 MPH.
ORZ697-081115-
CENTRAL BLUE MOUNTAINS-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....55-61.
* MAX HUMIDITY........36-46 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 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 EAST AFTER
MIDNIGHT.
* VENTILATION INDEX...POOR TO FAIR (60-216) DECREASING TO POOR
(25-41) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....89-94...EXCEPT 83-90 RIDGES.
* MIN HUMIDITY........10-15 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTH 2 TO
5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING SOUTH 2 TO 5
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......14000 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH INCREASING TO SOUTH
AROUND 15 MPH IN THE AFTERNOON.
* VENTILATION INDEX...POOR (51-105) INCREASING TO EXCELLENT
(1038-1050) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.....50-55.
* MAX HUMIDITY........57-72 PERCENT.
* HUMIDITY RECOVERY...GOOD...EXCEPT MODERATE RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 5 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (115-229) DECREASING TO POOR
(25-68) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON.
* MAX TEMPERATURE.....79-84...EXCEPT 74-80 RIDGES.
* MIN HUMIDITY........21-26 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 3
TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......12500 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (28-74) INCREASING TO FAIR TO EXCELLENT
(475-705) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 46 TO 51. HIGHS 69 TO 77.
NORTHWEST WINDS 4 TO 9 MPH.
FRIDAY
CLEAR. LOWS 44 TO 49. HIGHS 77 TO 84. NORTH WINDS 2 TO
7 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 49 TO 54. HIGHS 81 TO 88.
NORTHWEST WINDS 1 TO 5 MPH.
SUNDAY
CLEAR. LOWS 51 TO 56. HIGHS 82 TO 89. NORTHWEST WINDS
1 TO 6 MPH.
MONDAY
CLEAR. LOWS 52 TO 57. HIGHS 83 TO 90. NORTHWEST WINDS
2 TO 7 MPH.
ORZ698-081115-
SOUTHERN BLUE MOUNTAINS-
157 PM PDT MON JUL 7 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....55-60.
* MAX HUMIDITY........35-43 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 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 5 TO 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (93-237) DECREASING TO POOR
(25-51) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....89-94...EXCEPT 84-89 RIDGES.
* MIN HUMIDITY........8-13 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTH 2 TO
5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......14500 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 5 MPH INCREASING TO SOUTH AROUND
15 MPH IN THE AFTERNOON.
* VENTILATION INDEX...POOR (47-95) INCREASING TO EXCELLENT
(1027-1050) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.....50-57.
* MAX HUMIDITY........53-67 PERCENT.
* HUMIDITY RECOVERY...GOOD...EXCEPT MODERATE RIDGES.
* 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....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.
* VENTILATION INDEX...FAIR TO GOOD (260-572) DECREASING TO POOR
(32-94) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON.
* MAX TEMPERATURE.....80-87.
* MIN HUMIDITY........17-22 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 3
TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......12500 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (34-84) INCREASING TO GOOD TO EXCELLENT
(633-819) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
MOSTLY CLEAR. LOWS 47 TO 53. HIGHS 75 TO 83.
NORTHWEST WINDS 4 TO 10 MPH.
FRIDAY
CLEAR. LOWS 45 TO 51. HIGHS 81 TO 87. NORTH WINDS 2 TO
7 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 51 TO 56. HIGHS 86 TO 92.
NORTHWEST WINDS 1 TO 5 MPH.
SUNDAY
CLEAR. LOWS 52 TO 57. HIGHS 87 TO 93. NORTHWEST WINDS
2 TO 7 MPH.
MONDAY
CLEAR. LOWS 53 TO 58. HIGHS 88 TO 94. NORTHWEST WINDS
2 TO 7 MPH.
8-14 DAY OUTLOOK FOR TUESDAY JULY 15 THROUGH MONDAY JULY 21
A GREATER CHANCE OF ABOVE-NORMAL TEMPERATURES AND BELOW-NORMAL
PRECIPITATION.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page