071  
FNUS56 KPDT 111317  
FWFPDT  
 
FIRE WEATHER PLANNING FORECAST FOR NE OREGON AND SE WASHINGTON  
NATIONAL WEATHER SERVICE PENDLETON OR  
617 AM PDT FRI JUL 11 2025  
   
DISCUSSION
 
HEAT WILL GRADUALLY BUILD THROUGH EARLY NEXT WEEK AS  
HIGH PRESSURE MOVES IN OVER THE PACIFIC NORTHWEST. WINDS WILL BE  
RELATIVELY LIGHT OUTSIDE OF THE KITTITAS VALLEY. THE REGION WILL  
THEN BE CLIPPED BY AN UPPER-LEVEL SYSTEM ON TUESDAY, MAKING FOR A  
MORE NORTHEASTERLY SHIFT IN THE WINDS THROUGH THE MIDDLE OF NEXT  
WEEK. FORECAST CONFIDENCE DROPS OFF AFTER NEXT THURSDAY, BUT  
WEATHER MODELS GENERALLY LEAN TOWARD A BENIGN PATTERN.  
 
***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.  
 
WAZ695-112330-  
EAST WASHINGTON SOUTH CENTRAL CASCADE MOUNTAINS-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....77-86...EXCEPT 69-77 RIDGES.  
* MIN HUMIDITY........25-40 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 1  
TO 6 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.....NORTH AROUND 5 MPH.  
* VENTILATION INDEX...POOR (33-103) INCREASING TO POOR TO FAIR  
(158-328) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....54-62...EXCEPT 51-56 RIDGES.  
* MAX HUMIDITY........55-70 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......NEAR SURFACE.  
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
* VENTILATION INDEX...POOR TO FAIR (132-360) DECREASING TO POOR  
(25-127) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....79-88...EXCEPT 70-79 RIDGES.  
* MIN HUMIDITY........32-47 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.......7500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.  
* VENTILATION INDEX...POOR (29-185) INCREASING TO FAIR (221-483) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
MOSTLY CLEAR. LOWS 54 TO 63. HIGHS 74 TO 88. NORTHWEST  
WINDS 5 TO 11 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 52 TO 60. HIGHS 69 TO 83. NORTHWEST  
WINDS 6 TO 12 MPH.    
TUESDAY
 
CLEAR. LOWS 51 TO 57. HIGHS 71 TO 84. NORTH WINDS 4 TO  
9 MPH.    
WEDNESDAY
 
CLEAR. LOWS 52 TO 58. HIGHS 75 TO 88. SOUTHEAST  
WINDS 2 TO 7 MPH.    
THURSDAY
 
CLEAR. LOWS 54 TO 59. HIGHS 73 TO 87. WEST WINDS 2 TO  
7 MPH.  
 

 
 
WAZ690-112330-  
KITTITAS VALLEY-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....86-94...EXCEPT 76-88 RIDGES.  
* MIN HUMIDITY........19-25 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.......9000 FT AGL.  
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (99-197) INCREASING TO FAIR (232-390) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....61-66.  
* MAX HUMIDITY........43-57 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 11 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 6 TO 12 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......NEAR SURFACE.  
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
* VENTILATION INDEX...FAIR TO GOOD (352-508) DECREASING TO POOR  
(39-147) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....89-98...EXCEPT 80-91 RIDGES.  
* MIN HUMIDITY........23-31 PERCENT.  
* 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.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
* VENTILATION INDEX...POOR TO FAIR (72-232) INCREASING TO FAIR TO  
GOOD (366-674) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
MOSTLY CLEAR. LOWS 64 TO 69. HIGHS 90 TO 100. NORTHWEST  
WINDS 8 TO 14 MPH.    
MONDAY
 
CLEAR. LOWS 62 TO 67. HIGHS 85 TO 94. NORTHWEST WINDS  
10 TO 16 MPH.    
TUESDAY
 
CLEAR. LOWS 59 TO 65. HIGHS 82 TO 90. NORTH WINDS 7 TO  
13 MPH.    
WEDNESDAY
 
CLEAR. LOWS 58 TO 63. HIGHS 86 TO 94. NORTHEAST  
WINDS 3 TO 8 MPH.    
THURSDAY
 
CLEAR. LOWS 60 TO 65. HIGHS 88 TO 96. WEST WINDS 3 TO  
8 MPH.  
 

 
 
WAZ694-112330-  
YAKAMA ALPINE DISTRICT-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....83-90...EXCEPT 73-84 RIDGES.  
* MIN HUMIDITY........21-35 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (65-159) INCREASING TO POOR TO FAIR  
(115-249) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....53-61.  
* MAX HUMIDITY........53-68 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....0 PERCENT.  
* MIXING HEIGHT.......NEAR SURFACE.  
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.  
* VENTILATION INDEX...POOR TO FAIR (132-248) DECREASING TO POOR  
(25-63) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....86-94...EXCEPT 76-88 RIDGES.  
* MIN HUMIDITY........24-39 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTHWEST 1  
TO 5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 5 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-65) INCREASING TO POOR TO FAIR  
(191-299) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
MOSTLY CLEAR. LOWS 56 TO 64. HIGHS 83 TO 96. WEST WINDS  
2 TO 7 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 54 TO 61. HIGHS 77 TO 90. WEST WINDS  
4 TO 9 MPH.    
TUESDAY
 
CLEAR. LOWS 53 TO 60. HIGHS 74 TO 87. NORTH WINDS 4 TO  
9 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 53 TO 60. HIGHS 78 TO 91.  
NORTHEAST WINDS 3 TO 8 MPH.    
THURSDAY
 
CLEAR. LOWS 54 TO 61. HIGHS 78 TO 91. WEST WINDS 2 TO  
7 MPH.  
 

 
 
ORZ691-WAZ691-112330-  
LOWER COLUMBIA BASIN OF OREGON-LOWER COLUMBIA BASIN OF WASHINGTON-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....87-94.  
* MIN HUMIDITY........18-24 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 2 TO 6 MPH.  
* RIDGES/UPR SLOPES....NORTH WINDS 2 TO 6 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......9000 FT AGL.  
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (35-129) INCREASING TO FAIR (306-426) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....60-65.  
* MAX HUMIDITY........48-61 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 6 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 (138-288) DECREASING TO POOR  
(25-58) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....92-99.  
* MIN HUMIDITY........18-24 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 2 TO 7 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 2 TO 7 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (38-96) INCREASING TO FAIR (281-463) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 63 TO 68. HIGHS 94 TO 101. WEST WINDS 4 TO  
9 MPH.    
MONDAY
 
CLEAR. LOWS 62 TO 69. HIGHS 87 TO 95. WEST WINDS 6 TO  
12 MPH.    
TUESDAY
 
CLEAR. LOWS 58 TO 65. HIGHS 84 TO 90. NORTH WINDS 5 TO  
11 MPH.    
WEDNESDAY
 
CLEAR. LOWS 57 TO 63. HIGHS 89 TO 95. NORTHEAST  
WINDS 3 TO 8 MPH.    
THURSDAY
 
CLEAR. LOWS 59 TO 64. HIGHS 90 TO 97. WEST WINDS 3 TO  
8 MPH.  
 

 
 
ORZ692-WAZ692-112330-  
NORTHERN BLUE MOUNTAINS OF OREGON-BLUE MOUNTAINS OF WASHINGTON-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....79-88...EXCEPT 72-77 RIDGES.  
* MIN HUMIDITY........22-32 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 2 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.......9000 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.  
* VENTILATION INDEX...POOR (35-89) INCREASING TO FAIR (276-418) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....53-62.  
* MAX HUMIDITY........42-57 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 AROUND 5 MPH.  
* VENTILATION INDEX...POOR (115-197) DECREASING TO POOR (25-53)  
AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....84-94...EXCEPT 76-83 RIDGES.  
* MIN HUMIDITY........21-27 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.......8500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (25-87) INCREASING TO FAIR (203-363) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 57 TO 65. HIGHS 82 TO 93. WEST WINDS 2 TO  
7 MPH.    
MONDAY
 
CLEAR. LOWS 57 TO 64. HIGHS 77 TO 88. WEST WINDS 3 TO  
8 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 52 TO 58. HIGHS 72 TO 83. NORTHWEST  
WINDS 3 TO 8 MPH.    
WEDNESDAY
 
CLEAR. LOWS 50 TO 57. HIGHS 78 TO 89. NORTHWEST  
WINDS 2 TO 7 MPH.    
THURSDAY
 
CLEAR. LOWS 54 TO 62. HIGHS 81 TO 92. SOUTHWEST WINDS  
2 TO 7 MPH.  
 

 
 
ORZ693-WAZ693-112330-  
CANYON GRASSLANDS OF WALLOWA COUNTY-  
SOUTHEAST WASHINGTON GRANDE RONDE VALLEY-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....80-89...EXCEPT 74-81 RIDGES.  
* MIN HUMIDITY........18-24 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 2 TO  
7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTH WINDS 2 TO 7 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......10000 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (49-127) INCREASING TO FAIR TO GOOD  
(346-540) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....51-61.  
* MAX HUMIDITY........42-57 PERCENT.  
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH WINDS 1 TO 6 MPH IN THE EVENING  
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....NORTH 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.....NORTHWEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR TO FAIR (151-255) DECREASING TO POOR  
(25-47) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....86-94...EXCEPT 79-86 RIDGES.  
* MIN HUMIDITY........16-21 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 (25-64) INCREASING TO FAIR (227-329) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 56 TO 65. HIGHS 87 TO 96. WEST WINDS 1 TO  
6 MPH.    
MONDAY
 
CLEAR. LOWS 56 TO 65. HIGHS 82 TO 91. WEST WINDS 3 TO  
8 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 51 TO 60. HIGHS 75 TO 84. NORTHWEST  
WINDS 4 TO 9 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 47 TO 57. HIGHS 81 TO 90.  
NORTHEAST WINDS 3 TO 8 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 52 TO 61. HIGHS 85 TO 95.  
SOUTHWEST WINDS 2 TO 7 MPH.  
 

 
 
ORZ701-112330-  
EASTERN COLUMBIA RIVER GORGE OF OREGON-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....87-92.  
* MIN HUMIDITY........24-31 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH. IN THE EASTERN  
COLUMBIA RIVER GORGE, UPSLOPE LESS THAN 5 MPH BECOMING  
NORTHWEST 2 TO 5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-56) INCREASING TO FAIR (263-357) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....57-62.  
* MAX HUMIDITY........56-69 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 AROUND 10 MPH.  
* VENTILATION INDEX...FAIR (252-376) DECREASING TO POOR (30-98)  
AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....91-96...EXCEPT 86-92 RIDGES.  
* MIN HUMIDITY........24-38 PERCENT.  
* 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.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
* VENTILATION INDEX...POOR (32-112) INCREASING TO FAIR (258-418) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 59 TO 65. HIGHS 91 TO 97. WEST WINDS 4 TO  
9 MPH.    
MONDAY
 
CLEAR. LOWS 58 TO 64. HIGHS 84 TO 90. WEST WINDS 7 TO  
13 MPH.    
TUESDAY
 
CLEAR. LOWS 56 TO 62. HIGHS 85 TO 90. NORTHWEST WINDS  
4 TO 9 MPH.    
WEDNESDAY
 
CLEAR. LOWS 58 TO 63. HIGHS 90 TO 95. EAST WINDS  
2 TO 7 MPH.    
THURSDAY
 
CLEAR. LOWS 58 TO 63. HIGHS 88 TO 93. WEST WINDS 3 TO  
8 MPH.  
 

 
 
ORZ702-112330-  
EAST SLOPES OF THE MT. HOOD NATIONAL FOREST-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....83-89...EXCEPT 77-85 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.......7000 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (33-97) INCREASING TO FAIR (217-329) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....52-62.  
* MAX HUMIDITY........54-69 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 TO FAIR (134-258) DECREASING TO POOR  
(25-61) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....86-94...EXCEPT 79-89 RIDGES.  
* MIN HUMIDITY........25-40 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.......6500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-59) INCREASING TO POOR TO FAIR  
(137-269) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
MOSTLY CLEAR. LOWS 54 TO 63. HIGHS 80 TO 95. WEST WINDS  
2 TO 7 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 52 TO 61. HIGHS 74 TO 88. WEST WINDS  
4 TO 9 MPH.    
TUESDAY
 
CLEAR. LOWS 51 TO 59. HIGHS 75 TO 87. NORTH WINDS 2 TO  
7 MPH.    
WEDNESDAY
 
CLEAR. LOWS 54 TO 60. HIGHS 79 TO 91. EAST WINDS UP  
TO 5 MPH.    
THURSDAY
 
CLEAR. LOWS 54 TO 62. HIGHS 77 TO 91. WEST WINDS 1 TO  
6 MPH.  
 

 
 
ORZ695-112330-  
EAGLE CAP WILDERNESS-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....77-87...EXCEPT 66-76 RIDGES.  
* MIN HUMIDITY........24-36 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH WINDS 2 TO 7 MPH.  
* RIDGES/UPR SLOPES....NORTH WINDS 2 TO 7 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......9500 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.  
* VENTILATION INDEX...POOR (49-197) INCREASING TO FAIR TO GOOD  
(327-531) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....53-59...EXCEPT 47-55 RIDGES.  
* MAX HUMIDITY........45-55 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH WINDS 2 TO 7 MPH.  
* RIDGES/UPR SLOPES....NORTH WINDS 2 TO 7 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 (138-272) DECREASING TO POOR  
(25-67) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....81-91...EXCEPT 71-81 RIDGES.  
* MIN HUMIDITY........18-28 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 2 TO 5  
MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 2 TO 7 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-65) INCREASING TO POOR TO FAIR  
(187-269) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 54 TO 61. HIGHS 77 TO 92. NORTHWEST WINDS  
2 TO 7 MPH.    
MONDAY
 
CLEAR. LOWS 52 TO 61. HIGHS 72 TO 87. NORTHWEST WINDS  
4 TO 9 MPH.    
TUESDAY
 
CLEAR. LOWS 48 TO 57. HIGHS 66 TO 81. NORTHWEST WINDS  
4 TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 45 TO 54. HIGHS 71 TO 86.  
NORTHWEST WINDS 4 TO 9 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 50 TO 58. HIGHS 74 TO 89.  
SOUTHWEST WINDS 2 TO 7 MPH.  
 

 
 
ORZ694-112330-  
GRANDE RONDE VALLEY OF OREGON-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-90.  
* MIN HUMIDITY........23-28 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH WINDS 3 TO 8 MPH.  
* RIDGES/UPR SLOPES....NORTH WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.  
* VENTILATION INDEX...POOR (103-163) INCREASING TO GOOD TO  
EXCELLENT (579-739) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....53-58.  
* MAX HUMIDITY........54-67 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 5 TO 10 MPH.  
* VENTILATION INDEX...FAIR (242-324) DECREASING TO POOR (34-72)  
AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....90-95.  
* MIN HUMIDITY........18-23 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 1  
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.......7000 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (37-77) INCREASING TO FAIR (236-334) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 57 TO 62. HIGHS 91 TO 96. NORTHWEST WINDS  
3 TO 8 MPH.    
MONDAY
 
CLEAR. LOWS 58 TO 63. HIGHS 87 TO 92. NORTHWEST WINDS  
5 TO 11 MPH.    
TUESDAY
 
CLEAR. LOWS 54 TO 59. HIGHS 81 TO 86. NORTHWEST WINDS  
7 TO 13 MPH.    
WEDNESDAY
 
CLEAR. LOWS 50 TO 55. HIGHS 87 TO 92. NORTH WINDS  
5 TO 11 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 54 TO 59. HIGHS 90 TO 95.  
SOUTHWEST WINDS 2 TO 7 MPH.  
 

 
 
ORZ699-112330-  
WESTERN FORESTED BLUE MOUNTAINS-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....79-85...EXCEPT 72-80 RIDGES.  
* MIN HUMIDITY........24-33 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 2 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.......8000 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.  
* VENTILATION INDEX...POOR (44-116) INCREASING TO FAIR (275-391) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....50-57.  
* MAX HUMIDITY........50-61 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....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 (147-257) DECREASING TO POOR  
(25-54) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-91...EXCEPT 78-86 RIDGES.  
* MIN HUMIDITY........17-26 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.......7500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-59) INCREASING TO POOR TO FAIR  
(195-273) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 55 TO 61. HIGHS 82 TO 91. NORTHWEST WINDS  
UP TO 5 MPH.    
MONDAY
 
CLEAR. LOWS 54 TO 59. HIGHS 77 TO 87. WEST WINDS 2 TO  
7 MPH.    
TUESDAY
 
CLEAR. LOWS 50 TO 55. HIGHS 71 TO 80. NORTHWEST WINDS  
2 TO 7 MPH.    
WEDNESDAY
 
CLEAR. LOWS 47 TO 52. HIGHS 78 TO 87. NORTHWEST  
WINDS 2 TO 7 MPH.    
THURSDAY
 
CLEAR. LOWS 52 TO 57. HIGHS 81 TO 90. SOUTHWEST WINDS  
1 TO 5 MPH.  
 

 
 
ORZ696-112330-  
JOHN DAY VALLEY-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....82-90...EXCEPT 77-82 RIDGES.  
* 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....LIGHT LESS THAN 5 MPH BECOMING NORTH 2 TO 6  
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 (37-87) INCREASING TO FAIR (302-404) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....53-59.  
* MAX HUMIDITY........49-61 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 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 5 TO 10 MPH.  
* VENTILATION INDEX...FAIR (232-370) DECREASING TO POOR (25-56)  
AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....87-95...EXCEPT 82-87 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....0 PERCENT.  
* MIXING HEIGHT.......7500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-49) INCREASING TO FAIR (209-299) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 57 TO 63. HIGHS 88 TO 97. NORTHWEST WINDS  
1 TO 6 MPH.    
MONDAY
 
CLEAR. LOWS 56 TO 62. HIGHS 83 TO 92. WEST WINDS 2 TO  
7 MPH.    
TUESDAY
 
CLEAR. LOWS 52 TO 58. HIGHS 77 TO 86. NORTH WINDS 3 TO  
8 MPH.    
WEDNESDAY
 
CLEAR. LOWS 50 TO 55. HIGHS 84 TO 92. NORTH WINDS  
2 TO 7 MPH.    
THURSDAY
 
CLEAR. LOWS 54 TO 59. HIGHS 86 TO 95. WEST WINDS 1 TO  
6 MPH.  
 

 
 
ORZ700-112330-  
CENTRAL MOUNTAINS OF OREGON-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....83-88...EXCEPT 75-82 RIDGES.  
* MIN HUMIDITY........19-25 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.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (28-60) INCREASING TO FAIR (288-410) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....49-57.  
* MAX HUMIDITY........54-69 PERCENT...EXCEPT 47-56 PERCENT RIDGES.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH WINDS 2 TO 7 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 5 TO 10 MPH.  
* VENTILATION INDEX...FAIR (299-455) DECREASING TO POOR (25-48)  
AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....89-95...EXCEPT 81-88 RIDGES.  
* MIN HUMIDITY........14-19 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.......7500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-38) INCREASING TO FAIR (202-296) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 53 TO 60. HIGHS 89 TO 96. NORTHWEST WINDS  
2 TO 7 MPH.    
MONDAY
 
CLEAR. LOWS 52 TO 59. HIGHS 85 TO 91. NORTHWEST WINDS  
4 TO 9 MPH.    
TUESDAY
 
CLEAR. LOWS 49 TO 55. HIGHS 80 TO 86. NORTH WINDS 4 TO  
9 MPH.    
WEDNESDAY
 
CLEAR. LOWS 47 TO 55. HIGHS 85 TO 92. NORTH WINDS  
3 TO 8 MPH.    
THURSDAY
 
CLEAR. LOWS 51 TO 58. HIGHS 87 TO 93. WEST WINDS 2 TO  
7 MPH.  
 

 
 
ORZ703-112330-  
WARM SPRINGS RESERVATION-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....84-92...EXCEPT 73-82 RIDGES.  
* MIN HUMIDITY........21-28 PERCENT...EXCEPT 28-43 PERCENT RIDGES.  
* 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 NORTHEAST 2  
TO 6 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 (28-66) INCREASING TO FAIR (271-415) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....55-60.  
* MAX HUMIDITY........56-66 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 5 TO 10 MPH.  
* VENTILATION INDEX...POOR TO FAIR (184-346) DECREASING TO POOR  
(25-53) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....89-98...EXCEPT 77-86 RIDGES.  
* MIN HUMIDITY........18-25 PERCENT...EXCEPT 25-37 PERCENT RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 1  
TO 6 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 6 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-55) INCREASING TO POOR TO FAIR  
(192-274) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 57 TO 62. HIGHS 86 TO 98. NORTHWEST WINDS  
2 TO 7 MPH.    
MONDAY
 
CLEAR. LOWS 55 TO 61. HIGHS 80 TO 93. WEST WINDS 5 TO  
11 MPH.    
TUESDAY
 
CLEAR. LOWS 54 TO 59. HIGHS 78 TO 88. NORTH WINDS 4 TO  
10 MPH.    
WEDNESDAY
 
CLEAR. LOWS 55 TO 60. HIGHS 84 TO 94. NORTHEAST  
WINDS 4 TO 9 MPH.    
THURSDAY
 
CLEAR. LOWS 56 TO 61. HIGHS 83 TO 95. WEST WINDS 2 TO  
7 MPH.  
 

 
 
ORZ704-112330-  
NORTHERN DESCHUTES NATIONAL FOREST-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....83-89...EXCEPT 70-80 RIDGES.  
* MIN HUMIDITY........23-28 PERCENT...EXCEPT 28-43 PERCENT RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHEAST 2  
TO 5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHEAST 2  
TO 6 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-64) INCREASING TO FAIR (211-305) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....50-56.  
* MAX HUMIDITY........56-67 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....NORTH WINDS 2 TO 7 MPH SHIFTING TO THE WEST  
1 TO 5 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 (179-333) DECREASING TO POOR  
(25-42) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....90-96...EXCEPT 77-88 RIDGES.  
* MIN HUMIDITY........18-23 PERCENT...EXCEPT 23-34 PERCENT RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 1  
TO 5 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-45) INCREASING TO POOR TO FAIR  
(157-221) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 53 TO 59. HIGHS 82 TO 95. NORTHWEST WINDS  
2 TO 7 MPH.    
MONDAY
 
CLEAR. LOWS 51 TO 57. HIGHS 78 TO 90. WEST WINDS 3 TO  
8 MPH.    
TUESDAY
 
CLEAR. LOWS 49 TO 55. HIGHS 74 TO 86. NORTH WINDS 4 TO  
9 MPH.    
WEDNESDAY
 
CLEAR. LOWS 50 TO 55. HIGHS 79 TO 92. NORTHEAST  
WINDS 4 TO 9 MPH.    
THURSDAY
 
CLEAR. LOWS 51 TO 57. HIGHS 78 TO 91. WEST WINDS 2 TO  
7 MPH.  
 

 
 
ORZ705-112330-  
SOUTHERN DESCHUTES NATIONAL FOREST-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....80-85...EXCEPT 72-79 RIDGES.  
* MIN HUMIDITY........22-33 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 2 TO  
5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHEAST 2  
TO 5 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (30-58) INCREASING TO POOR TO FAIR  
(160-286) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....48-53.  
* MAX HUMIDITY........62-73 PERCENT...EXCEPT 50-64 PERCENT RIDGES.  
* HUMIDITY RECOVERY...GOOD...EXCEPT MODERATE RIDGES.  
* 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.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......NEAR SURFACE.  
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.  
* VENTILATION INDEX...FAIR (219-411) DECREASING TO POOR (26-54)  
AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....87-92...EXCEPT 78-86 RIDGES.  
* MIN HUMIDITY........16-25 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.......9000 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (25-32) INCREASING TO POOR TO FAIR  
(196-284) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 51 TO 56. HIGHS 84 TO 94. NORTHWEST WINDS  
UP TO 5 MPH.    
MONDAY
 
CLEAR. LOWS 49 TO 54. HIGHS 80 TO 90. NORTHWEST WINDS  
2 TO 7 MPH.    
TUESDAY
 
CLEAR. LOWS 47 TO 52. HIGHS 77 TO 86. NORTH WINDS 2 TO  
7 MPH.    
WEDNESDAY
 
CLEAR. LOWS 46 TO 52. HIGHS 82 TO 91. NORTHEAST  
WINDS 2 TO 7 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 49 TO 54. HIGHS 80 TO 90. WEST  
WINDS 1 TO 6 MPH.  
 

 
 
ORZ697-112330-  
CENTRAL BLUE MOUNTAINS-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....80-85...EXCEPT 74-81 RIDGES.  
* MIN HUMIDITY........22-27 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 NORTHWEST 2  
TO 5 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.  
* VENTILATION INDEX...POOR (38-98) INCREASING TO FAIR (279-359) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....49-55.  
* MAX HUMIDITY........51-65 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 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 5 TO 10 MPH.  
* VENTILATION INDEX...POOR TO FAIR (195-311) DECREASING TO POOR  
(25-56) AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-90...EXCEPT 79-85 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 BECOMING NORTHWEST 2  
TO 5 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (25-66) INCREASING TO FAIR (235-405) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 53 TO 59. HIGHS 83 TO 90. NORTHWEST WINDS  
2 TO 7 MPH.    
MONDAY
 
CLEAR. LOWS 52 TO 57. HIGHS 80 TO 87. NORTHWEST WINDS  
2 TO 7 MPH.    
TUESDAY
 
CLEAR. LOWS 49 TO 54. HIGHS 74 TO 81. NORTHWEST WINDS  
2 TO 7 MPH.    
WEDNESDAY
 
CLEAR. LOWS 46 TO 51. HIGHS 79 TO 86. NORTHWEST  
WINDS 2 TO 7 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 51 TO 56. HIGHS 81 TO 88.  
SOUTHWEST WINDS 1 TO 6 MPH.  
 

 
 
ORZ698-112330-  
SOUTHERN BLUE MOUNTAINS-  
617 AM PDT FRI JUL 11 2025  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....82-88.  
* MIN HUMIDITY........17-22 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 NORTHWEST 2  
TO 5 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
* VENTILATION INDEX...POOR (52-88) INCREASING TO FAIR (289-353) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....50-56.  
* MAX HUMIDITY........49-59 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 AROUND 10 MPH.  
* VENTILATION INDEX...FAIR (283-397) DECREASING TO POOR (25-63)  
AFTER MIDNIGHT.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....86-92.  
* MIN HUMIDITY........11-16 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.....NORTHWEST 5 TO 10 MPH.  
* VENTILATION INDEX...POOR (27-61) INCREASING TO FAIR (376-484) IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
CLEAR. LOWS 54 TO 59. HIGHS 88 TO 95. NORTHWEST WINDS  
2 TO 7 MPH.    
MONDAY
 
CLEAR. LOWS 53 TO 59. HIGHS 85 TO 92. NORTHWEST WINDS  
3 TO 8 MPH.    
TUESDAY
 
CLEAR. LOWS 50 TO 55. HIGHS 79 TO 86. NORTH WINDS 4 TO  
9 MPH.    
WEDNESDAY
 
CLEAR. LOWS 47 TO 52. HIGHS 84 TO 90. NORTH WINDS  
2 TO 7 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 51 TO 57. HIGHS 85 TO 91. SOUTH  
WINDS 2 TO 7 MPH.  
 

 
   
8-14 DAY OUTLOOK FOR FRIDAY JULY 18 THROUGH THURSDAY JULY 24
 
 
A GREATER CHANCE OF ABOVE NORMAL TEMPERATURES AND NEAR NORMAL  
PRECIPITATION.  
 

 
 
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