048  
FNUS56 KPDT 130929  
FWFPDT  
 
FIRE WEATHER PLANNING FORECAST FOR NE OREGON AND SE WASHINGTON  
NATIONAL WEATHER SERVICE PENDLETON OR  
229 AM PDT THU AUG 13 2020  
   
DISCUSSION
 
WEAK TROUGH MOVING ACROSS THE REGION THIS MORNING  
WITH SOME HIGH LEVEL CLOUDS. OTHERWISE UPPER RIDGE WILL START TO  
BUILD INTO THE PACIFIC NORTHWEST FRIDAY THROUGH THE WEEKEND. THIS  
WILL BRING A SIGNIFICANT WARMING TREND.  
 
***THUNDERSTORMS IMPLY STRONG GUSTY WINDS***  
***WINDS ARE 20 FOOT 10 MINUTE AVERAGES***  
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***  
 
HIGH ELEVATION HAINES INDEX OBSERVED THURSDAY AUGUST 13  
SALEM...2 MEDFORD...2 SPOKANE...4 BOISE...3  
 
ORZ639-WAZ639-132315-  
EAST SLOPES OF THE NORTHERN OREGON CASCADES-  
EAST SLOPES OF THE SOUTHERN WASHINGTON CASCADES-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY SMOKE IN THE MORNING.  
* MAX TEMPERATURE.....74-80...EXCEPT 69-75 RIDGES.  
* MIN HUMIDITY........20-32 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 10 MPH. IN THE EASTERN  
COLUMBIA RIVER GORGE, WEST WINDS 4 TO 9 MPH INCREASING TO 10  
TO 17 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......6000 FT AGL.  
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....45-50.  
* MAX HUMIDITY........59-74 PERCENT.  
* HUMIDITY RECOVERY...GOOD...EXCEPT MODERATE RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 11 MPH. IN THE EASTERN  
COLUMBIA RIVER GORGE, WEST WINDS 9 TO 15 MPH DECREASING TO 4  
TO 9 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 3 TO 8 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....82-87...EXCEPT 76-82 RIDGES.  
* MIN HUMIDITY........19-25 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 2 TO 6  
MPH IN THE AFTERNOON. IN THE EASTERN COLUMBIA RIVER GORGE,  
NORTHWEST WINDS 2 TO 7 MPH.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING SOUTH 3 TO 6  
MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......6500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 53 TO 58. HIGHS 90 TO 96. NORTHEAST WINDS  
3 TO 8 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS 60 TO 65. HIGHS 93 TO 99. NORTHEAST  
WINDS 2 TO 7 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY  
CLOUDY. LOWS 61 TO 67. HIGHS 91 TO 98. WEST WINDS 2 TO 7 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 59 TO 65. HIGHS 89 TO 96. WEST  
WINDS 4 TO 9 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 55 TO 61. HIGHS 81 TO 89. WEST  
WINDS 4 TO 10 MPH.  
 

 
 
ORZ610-132315-  
EAST SLOPES OF CENTRAL OREGON CASCADES-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....75-81...EXCEPT 67-73 RIDGES.  
* MIN HUMIDITY........18-27 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 8 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......6500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....41-46.  
* MAX HUMIDITY........53-63 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 3 TO 8 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH BECOMING WEST AROUND  
5 MPH AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....83-88...EXCEPT 75-80 RIDGES.  
* MIN HUMIDITY........16-23 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHEAST 2  
TO 7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHEAST 3  
TO 7 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......6500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 49 TO 54. HIGHS 88 TO 95. EAST WINDS 2 TO  
7 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS 56 TO 61. HIGHS 89 TO 100.  
NORTHEAST WINDS 2 TO 7 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY  
CLOUDY. LOWS 56 TO 65. HIGHS 87 TO 98. WEST WINDS 2 TO 7 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 54 TO 63. HIGHS 84 TO 96. WEST  
WINDS 2 TO 7 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 51 TO 59. HIGHS 77 TO 90. WEST  
WINDS 2 TO 7 MPH.  
 

 
 
ORZ611-132315-  
DESCHUTES NATIONAL FOREST - MINUS SISTERS RANGER DISTRICT-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....75-80...EXCEPT 69-75 RIDGES.  
* MIN HUMIDITY........19-28 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 5 TO 8  
MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......6500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....40-45.  
* MAX HUMIDITY........48-63 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 6 TO 11 MPH DECREASING TO 2  
TO 5 MPH AFTER MIDNIGHT.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....82-87...EXCEPT 77-82 RIDGES.  
* MIN HUMIDITY........15-20 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHEAST 2  
TO 6 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHEAST 3  
TO 7 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......8500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 46 TO 51. HIGHS 88 TO 93.  
SOUTHEAST WINDS 2 TO 7 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS 53 TO 58. HIGHS 86 TO 96. SOUTHEAST  
WINDS 2 TO 7 MPH.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 50 TO 58. HIGHS 84 TO 94. TERRAIN DRIVEN  
WINDS LESS THAN 5 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 48 TO 57. HIGHS 82 TO 92. TERRAIN  
DRIVEN WINDS LESS THAN 5 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 45 TO 53. HIGHS 77 TO 87. WEST  
WINDS 1 TO 5 MPH.  
 

 
 
ORZ640-132315-  
CENTRAL MOUNTAINS OF OREGON-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....77-82...EXCEPT 71-76 RIDGES.  
* MIN HUMIDITY........13-18 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 3 TO 8 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 10 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH INCREASING TO WEST  
AROUND 15 MPH IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....40-45.  
* MAX HUMIDITY........45-56 PERCENT.  
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 6 TO 11 MPH DECREASING TO 2  
TO 5 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH BECOMING WEST AROUND  
5 MPH AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....83-88...EXCEPT 77-82 RIDGES.  
* MIN HUMIDITY........11-16 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 NORTHWEST 3  
TO 7 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 47 TO 52. HIGHS 90 TO 96. EAST WINDS 2 TO  
7 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS 56 TO 61. HIGHS 93 TO 99. SOUTHEAST  
WINDS 2 TO 7 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY  
CLOUDY. LOWS 56 TO 64. HIGHS 92 TO 97. SOUTHWEST WINDS 2 TO  
7 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 54 TO 62. HIGHS 90 TO 95. WEST  
WINDS 2 TO 7 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 51 TO 59. HIGHS 84 TO 90.  
NORTHWEST WINDS 2 TO 7 MPH.  
 

 
 
ORZ641-WAZ641-132315-  
LOWER COLUMBIA BASIN OF OREGON-LOWER COLUMBIA BASIN OF WASHINGTON-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY SMOKE IN THE MORNING.  
* MAX TEMPERATURE.....77-82.  
* MIN HUMIDITY........15-20 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 11 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......7500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....46-51.  
* MAX HUMIDITY........54-68 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....83-88.  
* MIN HUMIDITY........15-20 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.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......7500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 53 TO 58. HIGHS 92 TO 97. EAST WINDS 3 TO  
8 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 60 TO 65. HIGHS 96 TO 102. NORTHEAST  
WINDS 2 TO 7 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 66 TO 71. HIGHS 95 TO 102. WEST WINDS 2 TO 7 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 64 TO 69. HIGHS 93 TO 100.  
SOUTHWEST WINDS 3 TO 8 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 61 TO 67. HIGHS 86 TO 94. WEST  
WINDS 4 TO 10 MPH.  
 

 
 
ORZ642-132315-  
SOUTHERN BLUE AND STRAWBERRY MOUNTAINS-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....76-83.  
* MIN HUMIDITY........16-21 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 5 MPH INCREASING TO AROUND 15 MPH  
IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....39-44.  
* MAX HUMIDITY........42-47 PERCENT.  
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 10 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....81-86...EXCEPT 76-81 RIDGES.  
* MIN HUMIDITY........11-16 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 2  
TO 6 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING WEST 2 TO 6  
MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 46 TO 51. HIGHS 87 TO 93. EAST WINDS 2 TO  
6 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS 55 TO 60. HIGHS 90 TO 98. SOUTHEAST  
WINDS 2 TO 7 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 57 TO 64. HIGHS 90 TO 98. SOUTHWEST WINDS 1 TO  
6 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 55 TO 62. HIGHS 88 TO 96.  
NORTHWEST WINDS 2 TO 7 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 52 TO 59. HIGHS 84 TO 92.  
NORTHWEST WINDS 2 TO 7 MPH.  
 

 
 
ORZ643-WAZ643-132315-  
NORTHERN BLUE MOUNTAINS OF OREGON-BLUE MOUNTAINS OF WASHINGTON-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....70-77...EXCEPT 63-69 RIDGES.  
* MIN HUMIDITY........21-26 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 3 TO 8 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....40-47.  
* MAX HUMIDITY........49-61 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 3 TO 8 MPH IN THE EVENING  
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH IN THE EVENING  
BECOMING LIGHT WINDS LESS THAN 5 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....75-83...EXCEPT 68-73 RIDGES.  
* MIN HUMIDITY........21-27 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 2  
TO 6 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING WEST 3 TO 6  
MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 45 TO 53. HIGHS 81 TO 91. EAST WINDS 2 TO  
6 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 54 TO 61. HIGHS 88 TO 99. SOUTHEAST  
WINDS 1 TO 5 MPH.    
MONDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 61 TO 69. HIGHS 86 TO 98. SOUTH WINDS 1 TO  
5 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 59 TO 67. HIGHS 84 TO 96. WEST  
WINDS 1 TO 6 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 56 TO 64. HIGHS 78 TO 90. WEST  
WINDS 2 TO 7 MPH.  
 

 
 
ORZ644-132315-  
CENTRAL BLUE MOUNTAINS-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....73-80...EXCEPT 69-74 RIDGES.  
* MIN HUMIDITY........15-25 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 5 TO 8  
MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......7500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH INCREASING TO WEST  
AROUND 15 MPH IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....40-45.  
* MAX HUMIDITY........47-57 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 7 MPH IN THE EVENING  
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 3 TO 8 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH BECOMING WEST AROUND  
5 MPH AFTER MIDNIGHT.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....78-86...EXCEPT 72-78 RIDGES.  
* MIN HUMIDITY........16-23 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 2  
TO 6 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 3  
TO 6 MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 45 TO 51. HIGHS 84 TO 93. EAST WINDS 1 TO  
6 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS 55 TO 60. HIGHS 89 TO 100.  
SOUTHEAST WINDS 1 TO 5 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY  
CLOUDY. LOWS 60 TO 65. HIGHS 88 TO 98. SOUTHWEST WINDS 1 TO  
5 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 58 TO 63. HIGHS 86 TO 96.  
NORTHWEST WINDS 1 TO 6 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 55 TO 60. HIGHS 80 TO 90.  
NORTHWEST WINDS 2 TO 7 MPH.  
 

 
 
ORZ645-WAZ645-132315-  
WALLOWA DISTRICT-ASOTIN COUNTY-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....71-79.  
* MIN HUMIDITY........22-29 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING WEST 3 TO 7  
MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING WEST 3 TO 7  
MPH IN THE AFTERNOON.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH INCREASING TO WEST  
AROUND 15 MPH IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....40-47.  
* MAX HUMIDITY........47-56 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 7 MPH IN THE EVENING  
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 2 TO 7 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....74-83.  
* MIN HUMIDITY........18-23 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 2 TO  
5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS 2 TO 6 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......8000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 45 TO 51. HIGHS 82 TO 90. EAST WINDS 1 TO  
6 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 54 TO 59. HIGHS 88 TO 100. SOUTHEAST  
WINDS 1 TO 5 MPH.    
MONDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 60 TO 68. HIGHS 88 TO 100. SOUTHEAST WINDS  
1 TO 6 MPH.    
TUESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 59 TO 67. HIGHS 85 TO 97. NORTHWEST WINDS  
1 TO 6 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 56 TO 65. HIGHS 81 TO 92. WEST  
WINDS 1 TO 6 MPH.  
 

 
 
WAZ675-132315-  
EASTERN WASHINGTON SOUTHERN COLUMBIA BASIN-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....80-85...EXCEPT 75-80 RIDGES.  
* MIN HUMIDITY........16-21 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....47-52.  
* MAX HUMIDITY........55-67 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 6 TO 12 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........2 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 10 MPH.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....85-90...EXCEPT 80-85 RIDGES.  
* MIN HUMIDITY........16-21 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 6 MPH SHIFTING TO THE SOUTH  
2 TO 5 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......7500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 53 TO 58. HIGHS 92 TO 97. NORTH WINDS  
2 TO 7 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 60 TO 65. HIGHS 96 TO 103. NORTHEAST  
WINDS 2 TO 7 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY  
CLOUDY. LOWS 66 TO 72. HIGHS 97 TO 104. NORTHWEST WINDS 1 TO  
6 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS 63 TO 69. HIGHS 95 TO 102. WEST  
WINDS 2 TO 7 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 61 TO 67. HIGHS 89 TO 97. WEST  
WINDS 2 TO 7 MPH.  
 

 
 
WAZ681-132315-  
YAKAMA ALPINE DISTRICT-  
229 AM PDT THU AUG 13 2020  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....70-77...EXCEPT 63-74 RIDGES.  
* MIN HUMIDITY........24-33 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4 OR (LOW).  
* MIXING HEIGHT.......7000 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER.........CLEAR.  
* MIN TEMPERATURE.....41-46.  
* MAX HUMIDITY........57-71 PERCENT.  
* HUMIDITY RECOVERY...MODERATE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 7 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 3 TO 8 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......500 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE.....79-85...EXCEPT 72-81 RIDGES.  
* MIN HUMIDITY........22-30 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 5 MPH SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 6 MPH.  
* CWR.................0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3 OR (VERY LOW).  
* MIXING HEIGHT.......7500 FT AGL.  
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
CLEAR. LOWS 51 TO 56. HIGHS 82 TO 92. NORTHEAST WINDS  
2 TO 7 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 57 TO 62. HIGHS 82 TO 95. EAST WINDS  
2 TO 7 MPH.    
MONDAY
 
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY  
CLOUDY. LOWS 60 TO 65. HIGHS 81 TO 95. WEST WINDS 2 TO 7 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 56 TO 62. HIGHS 78 TO 92. WEST  
WINDS 2 TO 7 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 52 TO 59. HIGHS 71 TO 86. WEST  
WINDS 2 TO 7 MPH.  
 

 
 
.8-14 DAY OUTLOOK FOR THURSDAY AUGUST 20 THROUGH WEDNESDAY AUGUST 26...  
 
A GREATER CHANCE OF ABOVE NORMAL TEMPERATURES AND NORMAL PRECIPITATION.  
 

 
 
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