548  
FNUS56 KPDT 161329  
FWFPDT  
 
FIRE WEATHER PLANNING FORECAST FOR NE OREGON AND SE WASHINGTON  
NATIONAL WEATHER SERVICE PENDLETON OR  
629 AM PDT THU JUL 16 2026  
 
...RED FLAG WARNING IN EFFECT UNTIL 10 AM PDT THIS MORNING FOR  
FIRE WEATHER ZONES WA690, 691, 694, AND 695 FOR ABUNDANT  
LIGHTNING...  
   
DISCUSSION
 
 
ISOLATED TO SCATTERED LIGHTNING STRIKES CONTINUE THIS MORNING  
MAINLY OVER SOUTHEASTERN AND SOUTH-CENTRAL WASHINGTON. ADDITIONAL  
THUNDERSTORMS ARE EXPECTED TO THIS AFTERNOON AND EVENING, MAINLY  
OVER THE EASTERN AREAS. BREEZY CONDITIONS WILL DEVELOP OVER THE  
COLUMBIA BASIN AND GORGE THIS AFTERNOON BUT RH SHOULD REMAIN ABOVE  
CRITICAL VALUES. DRY WEATHER WILL RETURN FRIDAY THROUGH THE  
WEEKEND. WARMING TEMPERATURES WILL RETURN SUNDAY. THUNDERSTORMS,  
RETURN TUESDAY, MAINLY TO THE MOUNTAINS OF CENTRAL AND EASTERN  
OREGON.  
 
***WINDS ARE 20 FOOT 10 MINUTE AVERAGES ***  
***CWR: CHANCE OF WETTING RAIN 0.10 OR GREATER ***  
***VENTILATION INDEX IS DERIVED FROM TRANSPORT WIND  
MULTIPLIED BY THE MIXING HEIGHT IN 100'S OF FT.  
CATEGORIES ARE A GENERALIZED INDICATOR AND USERS  
ARE ENCOURAGE TO DEVELOP CRITERIA THAT ARE  
SUITABLE AND REPRESENTATIVE OF DISPERSION  
CONDITIONS IN THEIR LOCAL AREA OF INTEREST.  
CATEGORIES: LOW (< 200), MODERATE (200-500),  
HIGH (500-700), AND VERY HIGH (> 700).  
-NOTE: MAX TRANSPORT WINDS MAY NOT OCCUR  
AT THE SAME TIME AS MAX MIXING HEIGHT. ***  
 
WAZ695-162315-  
EAST WASHINGTON SOUTH CENTRAL CASCADE MOUNTAINS-  
629 AM PDT THU JUL 16 2026  
   
..RED FLAG WARNING IN EFFECT UNTIL 10 AM PDT THIS MORNING
 
 
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.....79-90...EXCEPT 70-80 RIDGES.  
* MIN HUMIDITY........35-50 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 1 TO 6 MPH SHIFTING TO THE  
SOUTH 4 TO 9 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 3 TO 8 MPH.  
* CWR.................10 PERCENT.  
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (69-117) INCREASING TO MODERATE TO HIGH  
(216-642) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....46-54.  
* MAX HUMIDITY........71-86 PERCENT.  
* HUMIDITY RECOVERY...GOOD...EXCEPT EXCELLENT RIDGES.  
* 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....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 15 MPH.  
* VENTILATION INDEX...LOW TO MODERATE (123-271) DECREASING TO LOW  
(47-81) AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....75-84...EXCEPT 65-75 RIDGES.  
* MIN HUMIDITY........25-40 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.....WEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (75-123) INCREASING TO MODERATE TO HIGH  
(361-515) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 46 TO 54. HIGHS 67 TO 82. WEST  
WINDS 4 TO 9 MPH.    
SUNDAY
 
CLEAR. LOWS 47 TO 55. HIGHS 74 TO 88. NORTHWEST WINDS  
4 TO 10 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 53 TO 60. HIGHS 77 TO 92. WEST WINDS  
1 TO 6 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 59 TO 65. HIGHS 76 TO 91. WEST  
WINDS 1 TO 5 MPH.    
WEDNESDAY
 
A SLIGHT CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS  
57 TO 64. HIGHS 75 TO 90. WEST WINDS 2 TO 7 MPH.  
 

 
 
WAZ690-162315-  
KITTITAS VALLEY-  
629 AM PDT THU JUL 16 2026  
   
..RED FLAG WARNING IN EFFECT UNTIL 10 AM PDT THIS MORNING
 
 
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY. A  
CHANCE OF SHOWERS IN THE MORNING.  
* MAX TEMPERATURE.....89-96...EXCEPT 80-90 RIDGES.  
* MIN HUMIDITY........23-30 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH WINDS 2 TO 7 MPH SHIFTING TO THE  
SOUTHEAST 4 TO 10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTH WINDS 4 TO 9 MPH SHIFTING TO THE EAST  
3 TO 8 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......9500 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 MPH SHIFTING TO THE SOUTHEAST  
IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (96-138) INCREASING TO HIGH (511-673) IN  
THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....56-61.  
* MAX HUMIDITY........58-73 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 9 TO 15 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 10 TO 16 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
* VENTILATION INDEX...MODERATE (310-478) DECREASING TO LOW (55-89)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-92...EXCEPT 75-85 RIDGES.  
* MIN HUMIDITY........17-23 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 3 TO 8 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 3 TO 8 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......7500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (82-148) INCREASING TO MODERATE TO HIGH  
(426-516) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 56 TO 61. HIGHS 84 TO 92. WEST WINDS 7 TO  
13 MPH.    
SUNDAY
 
CLEAR. LOWS 57 TO 62. HIGHS 87 TO 94. NORTHWEST WINDS  
7 TO 13 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS 61 TO 66. HIGHS 89 TO 96. NORTHWEST  
WINDS 1 TO 6 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 66 TO 71. HIGHS 90 TO 97. NORTH  
WINDS 1 TO 6 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 64 TO 70. HIGHS 89 TO 96.  
NORTHWEST WINDS 3 TO 8 MPH.  
 

 
 
WAZ694-162315-  
YAKAMA ALPINE DISTRICT-  
629 AM PDT THU JUL 16 2026  
   
..RED FLAG WARNING IN EFFECT UNTIL 10 AM PDT THIS MORNING
 
 
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.  
* MAX TEMPERATURE.....76-90...EXCEPT 70-82 RIDGES.  
* MIN HUMIDITY........36-51 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH WINDS 2 TO 7 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 11 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS 1 TO 5 MPH SHIFTING TO THE  
SOUTHWEST 4 TO 9 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (48-92) INCREASING TO MODERATE (203-391)  
IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....46-53.  
* MAX HUMIDITY........68-83 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.......500 FT AGL.  
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
* VENTILATION INDEX...LOW TO MODERATE (155-275) DECREASING TO LOW  
(37-61) AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....78-88...EXCEPT 69-80 RIDGES.  
* MIN HUMIDITY........18-33 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.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (60-94) INCREASING TO MODERATE TO HIGH  
(415-525) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 47 TO 54. HIGHS 74 TO 89. WEST WINDS 3 TO  
8 MPH.    
SUNDAY
 
CLEAR. LOWS 49 TO 56. HIGHS 79 TO 92. WEST WINDS 3 TO  
8 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 54 TO 61. HIGHS 80 TO 93. WEST  
WINDS 1 TO 6 MPH.    
TUESDAY
 
MOSTLY CLOUDY. LOWS 57 TO 65. HIGHS 80 TO 93. WEST  
WINDS 1 TO 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 56 TO 64. HIGHS 79 TO 93. WEST  
WINDS 1 TO 6 MPH.  
 

 
 
ORZ691-162315-  
LOWER COLUMBIA BASIN OF OREGON-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN  
THE MORNING.  
* MAX TEMPERATURE.....83-94...EXCEPT 78-93 RIDGES.  
* MIN HUMIDITY........29-38 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 8 MPH INCREASING TO 10  
TO 16 MPH WITH GUSTS UP TO 30 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 9 MPH INCREASING TO 10  
TO 16 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......6500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
* VENTILATION INDEX...LOW (45-99) INCREASING TO MODERATE TO HIGH  
(358-620) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....53-59.  
* MAX HUMIDITY........57-71 PERCENT.  
* HUMIDITY RECOVERY...MODERATE...EXCEPT GOOD RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 9 TO 15 MPH WITH GUSTS UP TO 30  
MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 9 TO 15 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
* VENTILATION INDEX...MODERATE (319-489) DECREASING TO LOW (48-130)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....83-91.  
* MIN HUMIDITY........17-23 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.......5500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW TO MODERATE (73-211) INCREASING TO  
MODERATE (299-455) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 55 TO 61. HIGHS 86 TO 93. WEST WINDS 5 TO  
11 MPH.    
SUNDAY
 
CLEAR. LOWS 57 TO 62. HIGHS 88 TO 94. WEST WINDS 6 TO  
12 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 60 TO 65. HIGHS 88 TO 95. WEST  
WINDS 2 TO 7 MPH.    
TUESDAY
 
MOSTLY CLOUDY. LOWS 63 TO 68. HIGHS 89 TO 96. WEST  
WINDS 2 TO 7 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 62 TO 67. HIGHS 89 TO 96. WEST  
WINDS 3 TO 8 MPH.  
 

 
 
WAZ691-162315-  
LOWER COLUMBIA BASIN OF WASHINGTON-  
629 AM PDT THU JUL 16 2026  
   
..RED FLAG WARNING IN EFFECT UNTIL 10 AM PDT THIS MORNING
 
 
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS IN THE MORNING.  
* MAX TEMPERATURE.....91-99...EXCEPT 83-92 RIDGES.  
* MIN HUMIDITY........23-31 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 2 TO 6 MPH INCREASING TO  
SOUTHWEST 7 TO 13 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTH WINDS 2 TO 7 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 11 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 MPH SHIFTING TO THE SOUTH IN  
THE AFTERNOON.  
* VENTILATION INDEX...LOW (64-118) INCREASING TO LOW TO MODERATE  
(124-398) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....56-63.  
* MAX HUMIDITY........57-72 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 8 TO 14 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 8 TO 14 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
* VENTILATION INDEX...MODERATE (305-439) DECREASING TO LOW (36-102)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....88-94...EXCEPT 81-89 RIDGES.  
* MIN HUMIDITY........14-19 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......7500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (75-181) INCREASING TO MODERATE (358-466)  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 57 TO 62. HIGHS 89 TO 96. SOUTHWEST WINDS  
4 TO 10 MPH.    
SUNDAY
 
CLEAR. LOWS 57 TO 63. HIGHS 91 TO 96. WEST WINDS 4 TO  
10 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 60 TO 66. HIGHS 92 TO 98. TERRAIN  
DRIVEN WINDS LESS THAN 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY. LOWS 64 TO 70. HIGHS 93 TO 99. WEST  
WINDS 1 TO 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 64 TO 69. HIGHS 92 TO 99.  
SOUTHWEST WINDS 1 TO 6 MPH.  
 

 
 
ORZ692-WAZ692-162315-  
NORTHERN BLUE MOUNTAINS OF OREGON-BLUE MOUNTAINS OF WASHINGTON-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY. A  
SLIGHT CHANCE OF SHOWERS IN THE MORNING. A CHANCE OF SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.....86-94...EXCEPT 81-87 RIDGES.  
* MIN HUMIDITY........28-35 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.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 5 MPH SHIFTING TO THE SOUTH IN  
THE AFTERNOON.  
* VENTILATION INDEX...LOW (26-48) INCREASING TO LOW TO HIGH  
(158-552) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....51-61.  
* MAX HUMIDITY........57-72 PERCENT.  
* HUMIDITY RECOVERY...GOOD...EXCEPT MODERATE 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....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW TO MODERATE (96-266) DECREASING TO LOW  
(39-65) AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....80-89...EXCEPT 74-81 RIDGES.  
* MIN HUMIDITY........23-32 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 1  
TO 5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 1  
TO 5 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......6000 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
* VENTILATION INDEX...LOW (40-90) INCREASING TO MODERATE (212-318)  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 51 TO 61. HIGHS 79 TO 90. WEST WINDS 1 TO  
6 MPH.    
SUNDAY
 
CLEAR. LOWS 52 TO 61. HIGHS 80 TO 91. WEST WINDS 1 TO  
6 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 54 TO 63. HIGHS 81 TO 92. NORTHWEST  
WINDS 1 TO 6 MPH.    
TUESDAY
 
MOSTLY CLOUDY. LOWS 57 TO 67. HIGHS 81 TO 92.  
NORTHWEST WINDS UP TO 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS  
56 TO 66. HIGHS 81 TO 91. WEST WINDS UP TO 5 MPH.  
 

 
 
ORZ693-WAZ693-162315-  
CANYON GRASSLANDS OF WALLOWA COUNTY-  
SOUTHEAST WASHINGTON GRANDE RONDE VALLEY-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.....90-99...EXCEPT 84-91 RIDGES.  
* MIN HUMIDITY........21-26 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTHEAST 2  
TO 7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH WINDS 3 TO 8 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).  
* MIXING HEIGHT.......12500 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 5 MPH INCREASING TO SOUTH AROUND  
15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (37-61) INCREASING TO MODERATE TO VERY  
HIGH (485-1050) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.....53-64.  
* MAX HUMIDITY........62-77 PERCENT.  
* HUMIDITY RECOVERY...GOOD...EXCEPT MODERATE RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS UP TO 5 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (70-174) DECREASING TO LOW (26-34) AFTER  
MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-93...EXCEPT 79-86 RIDGES.  
* MIN HUMIDITY........26-33 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 1 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....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST  
IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (25-48) INCREASING TO LOW TO HIGH  
(165-541) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 53 TO 63. HIGHS 85 TO 94.  
NORTHWEST WINDS 1 TO 6 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 52 TO 63. HIGHS 85 TO 95. WEST WINDS  
1 TO 6 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 53 TO 64. HIGHS 85 TO 94. NORTH  
WINDS 1 TO 6 MPH.    
TUESDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 56 TO 67. HIGHS 84 TO 94. NORTHWEST WINDS 1 TO  
6 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 55 TO 66. HIGHS 84 TO 93. NORTH  
WINDS UP TO 5 MPH.  
 

 
 
ORZ701-162315-  
EASTERN COLUMBIA RIVER GORGE OF OREGON-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS IN THE MORNING.  
* MAX TEMPERATURE.....79-84...EXCEPT 73-82 RIDGES.  
* MIN HUMIDITY........36-51 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 6 TO 12 MPH, GUSTS TO 30 MPH  
IN THE AFTERNOON. IN THE EASTERN COLUMBIA RIVER GORGE, WEST  
WINDS 6 TO 12 MPH INCREASING TO 12 TO 18 MPH IN THE  
AFTERNOON, GUSTS TO 35 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 6 TO 12 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......5500 FT AGL.  
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
* VENTILATION INDEX...LOW (53-119) INCREASING TO MODERATE (276-494)  
IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....48-54.  
* MAX HUMIDITY........72-87 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 7 TO 13 MPH. GUSTS TO 30 MPH IN  
THE EVENING.  
* RIDGES/UPR SLOPES....WEST WINDS 6 TO 12 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 20 MPH DECREASING TO AROUND 10  
MPH AFTER MIDNIGHT.  
* VENTILATION INDEX...MODERATE (211-371) DECREASING TO LOW (33-67)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....83-88...EXCEPT 78-84 RIDGES.  
* MIN HUMIDITY........23-33 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 8 MPH...EXCEPT  
NORTHWEST 4 TO 9 MPH IN THE EASTERN COLUMBIA RIVER GORGE.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 3 TO 8 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......5500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (57-147) INCREASING TO MODERATE (332-468)  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 50 TO 56. HIGHS 84 TO 90. WEST WINDS 4 TO  
10 MPH.    
SUNDAY
 
CLEAR. LOWS 52 TO 58. HIGHS 89 TO 94. WEST WINDS 4 TO  
10 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 56 TO 62. HIGHS 90 TO 95. NORTHWEST  
WINDS 1 TO 6 MPH.    
TUESDAY
 
MOSTLY CLOUDY. LOWS 59 TO 66. HIGHS 90 TO 95.  
NORTHWEST WINDS 1 TO 5 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 58 TO 65. HIGHS 89 TO 94.  
NORTHWEST WINDS 2 TO 7 MPH.  
 

 
 
ORZ702-162315-  
EAST SLOPES OF THE MT. HOOD NATIONAL FOREST-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS IN THE MORNING.  
* MAX TEMPERATURE.....75-84...EXCEPT 66-78 RIDGES.  
* MIN HUMIDITY........40-55 PERCENT.  
* 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 NORTHWEST 2  
TO 7 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......5000 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE WEST IN  
THE AFTERNOON.  
* VENTILATION INDEX...LOW (29-61) INCREASING TO LOW TO MODERATE  
(173-281) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....43-50.  
* MAX HUMIDITY........67-82 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 MPH IN THE EVENING  
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 6 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 20 MPH DECREASING TO AROUND 10  
MPH AFTER MIDNIGHT.  
* VENTILATION INDEX...LOW TO MODERATE (178-268) DECREASING TO LOW  
(42-62) AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....79-87...EXCEPT 72-81 RIDGES.  
* MIN HUMIDITY........23-34 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.......5500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (63-93) INCREASING TO MODERATE (305-375)  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 46 TO 53. HIGHS 74 TO 88. WEST WINDS 1 TO  
6 MPH.    
SUNDAY
 
CLEAR. LOWS 48 TO 56. HIGHS 79 TO 92. WEST WINDS 1 TO  
6 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 55 TO 62. HIGHS 81 TO 92. TERRAIN  
DRIVEN WINDS LESS THAN 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY. LOWS 57 TO 66. HIGHS 80 TO 92. TERRAIN  
DRIVEN WINDS LESS THAN 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 56 TO 64. HIGHS 79 TO 91.  
TERRAIN DRIVEN WINDS LESS THAN 5 MPH.  
 

 
 
ORZ695-162315-  
EAGLE CAP WILDERNESS-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN  
THE AFTERNOON.  
* MAX TEMPERATURE.....85-96...EXCEPT 75-86 RIDGES.  
* MIN HUMIDITY........22-33 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTH WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 11 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......11000 FT AGL.  
* TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH INCREASING TO SOUTH  
AROUND 15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (30-128) INCREASING TO VERY HIGH  
(918-1050) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....54-60.  
* MAX HUMIDITY........62-75 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 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....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW (68-158) DECREASING TO LOW (25-43) AFTER  
MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....82-93...EXCEPT 73-83 RIDGES.  
* MIN HUMIDITY........25-36 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....EAST WINDS 1 TO 5 MPH SHIFTING TO THE  
SOUTHWEST 3 TO 7 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.  
* VENTILATION INDEX...LOW (25-80) INCREASING TO MODERATE TO VERY  
HIGH (456-742) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 53 TO 60. HIGHS 76 TO 91.  
NORTHWEST WINDS 2 TO 7 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 52 TO 59. HIGHS 77 TO 92. NORTHWEST  
WINDS 3 TO 8 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 54 TO 61. HIGHS 76 TO 91. NORTH  
WINDS 2 TO 7 MPH.    
TUESDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 56 TO 63. HIGHS 74 TO 89. NORTHWEST WINDS 2 TO  
7 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 55 TO 62. HIGHS 74 TO 89. NORTHWEST  
WINDS 1 TO 5 MPH.  
 

 
 
ORZ694-162315-  
GRANDE RONDE VALLEY OF OREGON-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.....94-99.  
* MIN HUMIDITY........22-27 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH WINDS UP TO 5 MPH SHIFTING TO THE  
SOUTHWEST 3 TO 8 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTH WINDS 1 TO 5 MPH SHIFTING TO THE SOUTH  
4 TO 9 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).  
* MIXING HEIGHT.......11000 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH INCREASING TO SOUTH  
AROUND 15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (25-36) INCREASING TO HIGH TO VERY HIGH  
(570-1046) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....55-60.  
* MAX HUMIDITY........63-74 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 7 TO 13 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 8 TO 14 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
* VENTILATION INDEX...LOW TO MODERATE (173-277) DECREASING TO LOW  
(36-74) AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....89-94.  
* MIN HUMIDITY........21-26 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.......7000 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (54-94) INCREASING TO MODERATE (224-366)  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 54 TO 59. HIGHS 90 TO 95.  
NORTHWEST WINDS 4 TO 10 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 53 TO 58. HIGHS 91 TO 96. NORTHWEST  
WINDS 4 TO 9 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 56 TO 61. HIGHS 90 TO 95. NORTHWEST  
WINDS 4 TO 9 MPH.    
TUESDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 59 TO 64. HIGHS 89 TO 94. NORTHWEST WINDS 1 TO  
6 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 58 TO 63. HIGHS 88 TO 93. NORTHWEST  
WINDS UP TO 5 MPH.  
 

 
 
ORZ699-162315-  
WESTERN FORESTED BLUE MOUNTAINS-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.....86-93...EXCEPT 80-88 RIDGES.  
* MIN HUMIDITY........21-33 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 2 TO 7  
MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 1 TO 6 MPH SHIFTING TO THE  
SOUTHWEST 2 TO 7 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).  
* MIXING HEIGHT.......11500 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE SOUTH IN  
THE AFTERNOON.  
* VENTILATION INDEX...LOW (43-93) INCREASING TO MODERATE TO VERY  
HIGH (373-1050) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....50-55.  
* MAX HUMIDITY........65-80 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 1 TO 6 MPH IN THE EVENING  
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 1 TO 6 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.  
* VENTILATION INDEX...LOW TO MODERATE (130-276) DECREASING TO LOW  
(25-39) AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....82-91...EXCEPT 77-86 RIDGES.  
* MIN HUMIDITY........20-28 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......11000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
* VENTILATION INDEX...LOW (27-53) INCREASING TO MODERATE TO VERY  
HIGH (312-748) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 50 TO 55. HIGHS 80 TO 90.  
NORTHWEST WINDS 1 TO 6 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 50 TO 56. HIGHS 81 TO 91. NORTHWEST  
WINDS 1 TO 6 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 53 TO 60. HIGHS 80 TO 89. NORTH  
WINDS UP TO 5 MPH.    
TUESDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 55 TO 62. HIGHS 80 TO 89. TERRAIN DRIVEN WINDS LESS  
THAN 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 54 TO 61. HIGHS 79 TO 88. TERRAIN  
DRIVEN WINDS LESS THAN 5 MPH.  
 

 
 
ORZ696-162315-  
JOHN DAY VALLEY-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....86-96...EXCEPT 81-88 RIDGES.  
* MIN HUMIDITY........16-30 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 3 TO 8  
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....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......12500 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 5 MPH INCREASING TO SOUTHWEST  
AROUND 15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (25-66) INCREASING TO HIGH TO VERY HIGH  
(533-1049) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....51-56.  
* MAX HUMIDITY........61-76 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 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.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
* VENTILATION INDEX...MODERATE (307-473) DECREASING TO LOW (27-41)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....84-93...EXCEPT 79-86 RIDGES.  
* MIN HUMIDITY........15-21 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 1  
TO 5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 2  
TO 5 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......9000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
* VENTILATION INDEX...LOW (26-44) INCREASING TO MODERATE TO HIGH  
(375-665) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 52 TO 57. HIGHS 85 TO 94. NORTHWEST WINDS  
1 TO 6 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 53 TO 59. HIGHS 86 TO 95. NORTHWEST  
WINDS 1 TO 6 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 57 TO 63. HIGHS 84 TO 92. NORTH  
WINDS 1 TO 6 MPH.    
TUESDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 57 TO 63. HIGHS 84 TO 93. NORTHWEST WINDS UP TO  
5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS  
57 TO 63. HIGHS 84 TO 92. NORTHWEST WINDS UP TO 5 MPH.  
 

 
 
ORZ700-162315-  
CENTRAL MOUNTAINS OF OREGON-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-91...EXCEPT 79-87 RIDGES.  
* MIN HUMIDITY........15-30 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 5 MPH INCREASING TO 6 TO 12  
MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 2 TO 7 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......11500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH INCREASING TO  
SOUTHWEST AROUND 15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (30-60) INCREASING TO HIGH TO VERY HIGH  
(548-1050) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....44-51.  
* MAX HUMIDITY........64-76 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 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.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH DECREASING TO AROUND  
5 MPH AFTER MIDNIGHT.  
* VENTILATION INDEX...MODERATE (283-441) DECREASING TO LOW (25-40)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....86-91...EXCEPT 79-86 RIDGES.  
* MIN HUMIDITY........11-19 PERCENT.  
* 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 1 TO 5  
MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......10000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
* VENTILATION INDEX...LOW (26-42) INCREASING TO MODERATE TO VERY  
HIGH (377-749) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 48 TO 54. HIGHS 86 TO 92. NORTHWEST WINDS  
3 TO 8 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 49 TO 56. HIGHS 87 TO 93. NORTHWEST  
WINDS 3 TO 8 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS 54 TO  
61. HIGHS 85 TO 91. NORTHWEST WINDS 1 TO 6 MPH.    
TUESDAY
 
MOSTLY CLOUDY. LOWS 52 TO 61. HIGHS 85 TO 91. WEST  
WINDS 1 TO 6 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS  
51 TO 60. HIGHS 85 TO 91. NORTHWEST WINDS 1 TO 6 MPH.  
 

 
 
ORZ703-162315-  
WARM SPRINGS RESERVATION-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN  
THE MORNING.  
* MAX TEMPERATURE.....78-89...EXCEPT 65-75 RIDGES.  
* MIN HUMIDITY........30-41 PERCENT...EXCEPT 43-58 PERCENT RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 1 TO 6 MPH INCREASING TO 7  
TO 13 MPH WITH GUSTS UP TO 30 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 1 TO 6 MPH INCREASING TO  
WEST 7 TO 13 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).  
* MIXING HEIGHT.......6000 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 5 MPH INCREASING TO WEST AROUND  
15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (57-83) INCREASING TO MODERATE TO HIGH  
(309-575) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....48-53...EXCEPT 43-48 RIDGES.  
* MAX HUMIDITY........64-78 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 7 TO 13 MPH WITH GUSTS UP TO  
30 MPH SHIFTING TO THE WEST 2 TO 7 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 20 MPH DECREASING TO AROUND 10  
MPH AFTER MIDNIGHT.  
* VENTILATION INDEX...MODERATE (225-317) DECREASING TO LOW (29-57)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....82-92...EXCEPT 71-80 RIDGES.  
* MIN HUMIDITY........18-24 PERCENT...EXCEPT 24-35 PERCENT RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 1 TO  
5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 1  
TO 6 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
* VENTILATION INDEX...LOW (38-78) INCREASING TO MODERATE (319-435)  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 48 TO 55. HIGHS 80 TO 94. WEST WINDS 4 TO  
9 MPH.    
SUNDAY
 
CLEAR. LOWS 50 TO 56. HIGHS 85 TO 96. WEST WINDS 4 TO  
9 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 57 TO 62. HIGHS 84 TO 95. NORTHWEST  
WINDS 1 TO 6 MPH.    
TUESDAY
 
MOSTLY CLOUDY. LOWS 59 TO 64. HIGHS 84 TO 95.  
NORTHWEST WINDS 2 TO 7 MPH.    
WEDNESDAY
 
A SLIGHT CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS  
58 TO 63. HIGHS 83 TO 95. NORTHWEST WINDS 2 TO 7 MPH.  
 

 
 
ORZ704-162315-  
NORTHERN DESCHUTES NATIONAL FOREST-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....78-83...EXCEPT 64-74 RIDGES.  
* MIN HUMIDITY........31-37 PERCENT...EXCEPT 39-54 PERCENT RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 5 TO  
11 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH WINDS 1 TO 6 MPH SHIFTING TO THE WEST  
6 TO 12 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......5500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH INCREASING TO WEST  
AROUND 15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (47-75) INCREASING TO MODERATE (318-452)  
IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....41-47.  
* MAX HUMIDITY........68-83 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 11 MPH IN THE EVENING  
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 6 TO 12 MPH DECREASING TO 1 TO 6  
MPH AFTER MIDNIGHT.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 20 MPH DECREASING TO AROUND 10  
MPH AFTER MIDNIGHT.  
* VENTILATION INDEX...MODERATE (201-275) DECREASING TO LOW (27-41)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....83-89...EXCEPT 70-80 RIDGES.  
* MIN HUMIDITY........17-22 PERCENT...EXCEPT 22-34 PERCENT RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.  
* 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.......7500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
* VENTILATION INDEX...LOW (35-57) INCREASING TO MODERATE TO HIGH  
(396-500) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 44 TO 51. HIGHS 76 TO 91. WEST WINDS 2 TO  
7 MPH.    
SUNDAY
 
CLEAR. LOWS 47 TO 53. HIGHS 80 TO 94. WEST WINDS 2 TO  
7 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS 53 TO 59. HIGHS 78 TO 92. NORTHWEST  
WINDS 1 TO 6 MPH.    
TUESDAY
 
A SLIGHT CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS 53 TO  
60. HIGHS 77 TO 91. TERRAIN DRIVEN WINDS LESS THAN 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS  
52 TO 59. HIGHS 77 TO 90. NORTHWEST WINDS 1 TO 6 MPH.  
 

 
 
ORZ705-162315-  
SOUTHERN DESCHUTES NATIONAL FOREST-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....78-85...EXCEPT 67-79 RIDGES.  
* MIN HUMIDITY........22-37 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 2 TO 7  
MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 1 TO 6 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......10000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH INCREASING TO AROUND  
15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (26-56) INCREASING TO MODERATE TO VERY  
HIGH (449-979) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....39-45.  
* MAX HUMIDITY........71-86 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 MPH IN THE EVENING  
BECOMING 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.......500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
* VENTILATION INDEX...LOW TO MODERATE (177-313) DECREASING TO LOW  
(25-27) AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....83-88...EXCEPT 73-82 RIDGES.  
* MIN HUMIDITY........13-26 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 1 TO 5  
MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING WEST 2 TO 6  
MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......10500 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 5 MPH INCREASING TO SOUTHWEST  
AROUND 15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (30-60) INCREASING TO HIGH TO VERY HIGH  
(570-934) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 43 TO 49. HIGHS 80 TO 90. WEST WINDS 1 TO  
6 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 45 TO 51. HIGHS 82 TO 92. WEST WINDS  
1 TO 6 MPH.    
MONDAY
 
MOSTLY CLOUDY. LOWS 50 TO 57. HIGHS 79 TO 88. WEST  
WINDS 1 TO 6 MPH.    
TUESDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 48 TO 56. HIGHS 78 TO 88. TERRAIN DRIVEN WINDS LESS  
THAN 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 47 TO  
54. HIGHS 78 TO 87. NORTHWEST WINDS UP TO 5 MPH.  
 

 
 
ORZ697-162315-  
CENTRAL BLUE MOUNTAINS-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....87-92...EXCEPT 82-88 RIDGES.  
* MIN HUMIDITY........14-22 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTH WINDS 2 TO 7 MPH.  
* RIDGES/UPR SLOPES....SOUTH WINDS 2 TO 7 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......12000 FT AGL.  
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH INCREASING TO SOUTH  
AROUND 20 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (54-116) INCREASING TO VERY HIGH (1050)  
IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....47-56.  
* MAX HUMIDITY........69-84 PERCENT.  
* HUMIDITY RECOVERY...EXCELLENT...EXCEPT GOOD 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....0 PERCENT.  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
* VENTILATION INDEX...MODERATE (255-383) DECREASING TO LOW (31-45)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....86-91...EXCEPT 81-87 RIDGES.  
* MIN HUMIDITY........13-19 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTHWEST 1  
TO 6 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING SOUTHWEST 2  
TO 6 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......10500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 5 MPH INCREASING TO SOUTHWEST  
AROUND 15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (31-53) INCREASING TO VERY HIGH  
(828-1012) IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 48 TO 57. HIGHS 84 TO 90.  
NORTHWEST WINDS 1 TO 6 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 49 TO 57. HIGHS 84 TO 90. NORTHWEST  
WINDS 1 TO 6 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS 53 TO  
61. HIGHS 81 TO 87. NORTH WINDS UP TO 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 52 TO 61. HIGHS 81 TO 87. WEST WINDS UP TO  
5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 51 TO 59. HIGHS 80 TO 86. TERRAIN  
DRIVEN WINDS LESS THAN 5 MPH.  
 

 
 
ORZ698-162315-  
SOUTHERN BLUE MOUNTAINS-  
629 AM PDT THU JUL 16 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....88-94.  
* MIN HUMIDITY........11-16 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTH WINDS 3 TO 8 MPH.  
* RIDGES/UPR SLOPES....SOUTH WINDS 3 TO 8 MPH.  
* CWR.................0 PERCENT.  
* CHC OF LIGHTNING....0 PERCENT.  
* MIXING HEIGHT.......12000 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 5 MPH INCREASING TO AROUND 20  
MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (34-78) INCREASING TO VERY HIGH  
(1048-1050) IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....48-56.  
* MAX HUMIDITY........68-80 PERCENT.  
* HUMIDITY RECOVERY...GOOD.  
* 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.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
* VENTILATION INDEX...MODERATE (300-434) DECREASING TO LOW (45-57)  
AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....86-92.  
* MIN HUMIDITY........8-13 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTHWEST 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.......9500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 5 MPH INCREASING TO SOUTHWEST  
AROUND 15 MPH IN THE AFTERNOON.  
* VENTILATION INDEX...LOW (39-59) INCREASING TO VERY HIGH (739-927)  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 49 TO 58. HIGHS 87 TO 93.  
NORTHWEST WINDS 1 TO 6 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 50 TO 58. HIGHS 87 TO 93. NORTHWEST  
WINDS 2 TO 7 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS 54 TO  
62. HIGHS 84 TO 90. NORTHWEST WINDS 1 TO 6 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS  
52 TO 60. HIGHS 84 TO 90. WEST WINDS 1 TO 6 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS  
52 TO 59. HIGHS 84 TO 90. WEST WINDS UP TO 5 MPH.  
 

 
 
   
8-14 DAY OUTLOOK FOR THURSDAY JULY 23 THROUGH WEDNESDAY JULY 29
 
 
A GREATER CHANCE OF ABOVE NORMAL TEMPERATURES AND NEAR NORMAL  
PRECIPITATION.  
 

 
 
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