296
FNUS56 KPDT 222021
FWFPDT
FIRE WEATHER PLANNING FORECAST FOR NE OREGON AND SE WASHINGTON
NATIONAL WEATHER SERVICE PENDLETON OR
121 PM PDT MON JUN 22 2026
DISCUSSION
DRY AND WARM CONDITIONS WILL CONTINUE THROUGH
THURSDAY. BREEZY WINDS WILL DEVELOP THROUGH THE CASCADE GAPS
WEDNESDAY WITH LOCALIZED CRITICAL FIRE WEATHER CONDITIONS,
WINDS AND CRITICAL FIRE WEATHER CONDITIONS BECOMING WIDESPREAD
THURSDAY. ISOLATED THUNDERSTORMS WILL ALSO BE POSSIBLE ALONG THE
CASCADE CREST AND EAST SLOPES WEDNESDAY AFTERNOON. BREEZY WINDS,
COOLER TEMPERATURES, AND MOUNTAIN SHOWERS ARE EXPECTED FRIDAY
THROUGH THE WEEKEND.
***THUNDERSTORMS IMPLY STRONG GUSTY WINDS ***
***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. ***
WAZ695-231145-
EAST WASHINGTON SOUTH CENTRAL CASCADE MOUNTAINS-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-56.
* MAX HUMIDITY........44-59 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 1 TO 5 MPH SHIFTING TO THE
EAST AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...LOW TO MODERATE (145-245) DECREASING TO LOW
(26-38) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.....77-86...EXCEPT 68-77 RIDGES.
* MIN HUMIDITY........18-27 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...EAST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......9500 FT AGL.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (102-150) INCREASING TO MODERATE TO HIGH
(388-608) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....51-58.
* MAX HUMIDITY........42-57 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
NORTHWEST UP TO 5 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
NORTHWEST 1 TO 5 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (87-173) DECREASING TO LOW (25-38) AFTER
MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....76-86...EXCEPT 67-76 RIDGES.
* MIN HUMIDITY........22-35 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....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......11500 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (44-64) INCREASING TO MODERATE TO HIGH
(497-615) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 46 TO 55. HIGHS 63 TO 78. WEST
WINDS 5 TO 11 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
42 TO 50. HIGHS 50 TO 65. WEST WINDS 5 TO 11 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 38 TO
46. HIGHS 45 TO 60. WEST WINDS 7 TO 13 MPH.
SUNDAY
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 37 TO 44.
HIGHS 48 TO 62. WEST WINDS 9 TO 15 MPH.
MONDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
39 TO 46. HIGHS 54 TO 68. WEST WINDS 7 TO 13 MPH.
WAZ690-231145-
KITTITAS VALLEY-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....56-61.
* MAX HUMIDITY........33-47 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
NORTH 1 TO 6 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING NORTH 1
TO 6 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...LOW TO MODERATE (191-327) DECREASING TO LOW
(32-42) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.....83-90...EXCEPT 73-83 RIDGES.
* MIN HUMIDITY........12-17 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10000 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...LOW (113-191) INCREASING TO HIGH TO VERY HIGH
(528-710) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....58-63.
* MAX HUMIDITY........35-46 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
NORTHWEST 1 TO 6 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
NORTHWEST 2 TO 6 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
* VENTILATION INDEX...LOW TO MODERATE (142-270) DECREASING TO LOW
(30-40) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON.
* MAX TEMPERATURE.....85-92...EXCEPT 75-86 RIDGES.
* MIN HUMIDITY........16-21 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 1 TO 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......13000 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (46-66) INCREASING TO HIGH TO VERY HIGH
(621-729) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 57 TO 62. HIGHS 79 TO 87. WEST
WINDS 8 TO 14 MPH.
FRIDAY
NOT AS WARM. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS 51 TO 56. HIGHS 66 TO 75. WEST WINDS 9 TO 15 MPH.
SATURDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
46 TO 51. HIGHS 62 TO 72. NORTHWEST WINDS 12 TO 18 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 45 TO 50. HIGHS 64 TO 74. NORTHWEST
WINDS 14 TO 20 MPH.
MONDAY
MOSTLY CLEAR. LOWS 46 TO 51. HIGHS 70 TO 78. WEST WINDS
10 TO 16 MPH.
WAZ694-231145-
YAKAMA ALPINE DISTRICT-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-57.
* MAX HUMIDITY........33-48 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
NORTHEAST 1 TO 5 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...LOW TO MODERATE (175-253) DECREASING TO LOW
(28-38) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.....80-88...EXCEPT 70-82 RIDGES.
* MIN HUMIDITY........16-24 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 1 TO 6 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...LOW (90-142) INCREASING TO MODERATE TO HIGH
(470-580) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....52-59.
* 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.......500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.
* VENTILATION INDEX...LOW (127-185) DECREASING TO LOW (25-34) AFTER
MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON.
* MAX TEMPERATURE.....81-89...EXCEPT 70-83 RIDGES.
* MIN HUMIDITY........17-30 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 2 TO 7
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......12500 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (26-48) INCREASING TO HIGH TO VERY HIGH
(567-705) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 47 TO 55. HIGHS 67 TO 81. WEST
WINDS 4 TO 9 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
44 TO 51. HIGHS 54 TO 68. WEST WINDS 6 TO 12 MPH.
SATURDAY
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 39 TO 46.
HIGHS 50 TO 64. WEST WINDS 7 TO 13 MPH.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
37 TO 44. HIGHS 53 TO 67. WEST WINDS 8 TO 14 MPH.
MONDAY
MOSTLY CLEAR. LOWS 38 TO 45. HIGHS 59 TO 72. WEST WINDS
6 TO 12 MPH.
ORZ691-WAZ691-231145-
LOWER COLUMBIA BASIN OF OREGON-LOWER COLUMBIA BASIN OF WASHINGTON-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....54-59.
* MAX HUMIDITY........33-48 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 3 TO 8 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...MODERATE (279-423) DECREASING TO LOW (25-37)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.....86-93...EXCEPT 81-88 RIDGES.
* MIN HUMIDITY........11-16 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 4 TO 10 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 4 TO 10 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10000 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...LOW (52-124) INCREASING TO HIGH TO VERY HIGH
(611-813) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....56-61.
* MAX HUMIDITY........37-51 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 3 TO 8 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 4 TO 9 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.....NORTH 5 TO 10 MPH.
* VENTILATION INDEX...MODERATE (227-325) DECREASING TO LOW (25-30)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....87-95...EXCEPT 83-90 RIDGES.
* MIN HUMIDITY........14-19 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 4 TO 9
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......13000 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (27-57) INCREASING TO HIGH TO VERY HIGH
(505-759) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 55 TO 61. HIGHS 80 TO 90. WEST
WINDS 7 TO 13 MPH.
FRIDAY
NOT AS WARM. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS 51 TO 56. HIGHS 68 TO 78. WEST WINDS 8 TO 14 MPH.
SATURDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
46 TO 51. HIGHS 63 TO 74. WEST WINDS 13 TO 19 MPH.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
44 TO 49. HIGHS 65 TO 75. WEST WINDS 13 TO 19 MPH.
MONDAY
A SLIGHT CHANCE OF SHOWERS. MOSTLY CLEAR. LOWS 44 TO
50. HIGHS 70 TO 79. SOUTHWEST WINDS 10 TO 16 MPH.
ORZ692-WAZ692-231145-
NORTHERN BLUE MOUNTAINS OF OREGON-BLUE MOUNTAINS OF WASHINGTON-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....47-55.
* MAX HUMIDITY........41-56 PERCENT.
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 1 TO 6 MPH.
* RIDGES/UPR SLOPES....NORTHEAST 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.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (207-283) DECREASING TO LOW (30-42)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....79-88...EXCEPT 73-79 RIDGES.
* MIN HUMIDITY........17-24 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 1 TO 6 MPH.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTH 2 TO 5
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......7000 FT AGL.
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (67-111) INCREASING TO MODERATE (285-467)
IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....50-58.
* MAX HUMIDITY........40-55 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 1 TO 5 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.....NORTHEAST AROUND 5 MPH.
* VENTILATION INDEX...LOW (120-180) DECREASING TO LOW (25-28) AFTER
MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....79-88...EXCEPT 73-78 RIDGES.
* MIN HUMIDITY........17-23 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 2
TO 5 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (28-80) INCREASING TO HIGH TO VERY HIGH
(585-715) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 50 TO 60. HIGHS 72 TO 83. WEST
WINDS 2 TO 7 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 46 TO 54. HIGHS 58 TO 69. WEST
WINDS 3 TO 8 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 41 TO
48. HIGHS 52 TO 64. WEST WINDS 6 TO 12 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 38 TO 45.
HIGHS 51 TO 64. SOUTHWEST WINDS 8 TO 14 MPH.
MONDAY
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 39 TO 46.
HIGHS 58 TO 70. SOUTHWEST WINDS 5 TO 11 MPH.
ORZ693-WAZ693-231145-
CANYON GRASSLANDS OF WALLOWA COUNTY-
SOUTHEAST WASHINGTON GRANDE RONDE VALLEY-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....44-54.
* MAX HUMIDITY........46-61 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 2 TO 7 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 3 TO 8 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.....NORTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...MODERATE (275-347) DECREASING TO LOW (25-26)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....79-87...EXCEPT 73-80 RIDGES.
* MIN HUMIDITY........16-21 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 1 TO
6 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTH WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......7500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.
* VENTILATION INDEX...LOW (36-70) INCREASING TO MODERATE (306-416)
IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
* MIN TEMPERATURE.....48-58.
* MAX HUMIDITY........44-56 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 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....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.
* VENTILATION INDEX...LOW (131-177) DECREASING TO LOW (25) AFTER
MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....79-88...EXCEPT 73-80 RIDGES.
* MIN HUMIDITY........16-21 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 3 TO 7
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (25-42) INCREASING TO HIGH (544-654) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 49 TO 59. HIGHS 76 TO 86. WEST
WINDS 2 TO 7 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS 46 TO 56. HIGHS 61 TO 71.
WEST WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 40 TO 49. HIGHS 54 TO 64. WEST
WINDS 4 TO 9 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 37 TO 46.
HIGHS 53 TO 62. WEST WINDS 5 TO 11 MPH.
MONDAY
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS 37 TO 46.
HIGHS 60 TO 69. SOUTHWEST WINDS 2 TO 7 MPH.
ORZ701-231145-
EASTERN COLUMBIA RIVER GORGE OF OREGON-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....54-59.
* MAX HUMIDITY........33-45 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 5 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....EAST WINDS UP TO 5 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.....EAST 5 TO 10 MPH.
* VENTILATION INDEX...MODERATE (200-342) DECREASING TO LOW (25-31)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.....87-93.
* MIN HUMIDITY........12-17 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 2 TO 7 MPH. IN THE EASTERN
COLUMBIA RIVER GORGE, UPSLOPE LESS THAN 5 MPH BECOMING EAST 2
TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (49-79) INCREASING TO HIGH (528-662) IN
THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....55-61.
* MAX HUMIDITY........49-64 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH. IN THE
EASTERN COLUMBIA RIVER GORGE, DRAINAGE WINDS LESS THAN 5 MPH
BECOMING WEST 2 TO 6 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING WEST 2
TO 6 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW TO MODERATE (88-248) DECREASING TO LOW
(29-41) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....85-90.
* MIN HUMIDITY........20-28 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 4
TO 10 MPH IN THE AFTERNOON. IN THE EASTERN COLUMBIA RIVER
GORGE, WEST WINDS 2 TO 6 MPH INCREASING TO 7 TO 13 MPH WITH
GUSTS UP TO 25 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (39-67) INCREASING TO HIGH TO VERY HIGH
(503-721) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 51 TO 57. HIGHS 78 TO 83. WEST
WINDS 7 TO 13 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
48 TO 54. HIGHS 64 TO 71. WEST WINDS 7 TO 13 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 44 TO
50. HIGHS 60 TO 66. WEST WINDS 10 TO 16 MPH.
SUNDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 42 TO 48.
HIGHS 62 TO 68. WEST WINDS 11 TO 18 MPH.
MONDAY
MOSTLY CLEAR. LOWS 42 TO 49. HIGHS 68 TO 73. WEST WINDS
8 TO 14 MPH.
ORZ702-231145-
EAST SLOPES OF THE MT. HOOD NATIONAL FOREST-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....52-59.
* MAX HUMIDITY........28-38 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (253-335) DECREASING TO LOW (35-53)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.....83-89...EXCEPT 77-84 RIDGES.
* MIN HUMIDITY........14-20 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....EAST WINDS UP TO 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......7000 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 10 MPH.
* VENTILATION INDEX...LOW (96-152) INCREASING TO HIGH (519-601) IN
THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....52-60.
* MAX HUMIDITY........45-60 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH SHIFTING TO THE WEST
AFTER MIDNIGHT.
* VENTILATION INDEX...LOW TO MODERATE (159-265) DECREASING TO LOW
(35-45) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....81-88...EXCEPT 74-82 RIDGES.
* MIN HUMIDITY........21-32 PERCENT.
* 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.......10000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (43-65) INCREASING TO MODERATE TO HIGH
(474-614) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 47 TO 55. HIGHS 67 TO 80. WEST
WINDS 4 TO 9 MPH.
FRIDAY
COOLER. SHOWERS LIKELY. LOWS 44 TO 52. HIGHS 52 TO 67.
WEST WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 38 TO
47. HIGHS 47 TO 62. WEST WINDS 5 TO 11 MPH.
SUNDAY
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS 37 TO 44.
HIGHS 50 TO 64. WEST WINDS 7 TO 13 MPH.
MONDAY
A SLIGHT CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 38 TO
45. HIGHS 56 TO 70. WEST WINDS 5 TO 11 MPH.
ORZ695-231145-
EAGLE CAP WILDERNESS-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....46-53...EXCEPT 42-48 RIDGES.
* MAX HUMIDITY........43-54 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (281-405) DECREASING TO LOW (29-47)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....76-88...EXCEPT 67-77 RIDGES.
* MIN HUMIDITY........16-24 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 2 TO
5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTH WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (36-92) INCREASING TO MODERATE TO HIGH
(391-597) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....48-56.
* MAX HUMIDITY........40-50 PERCENT.
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.
* VENTILATION INDEX...LOW TO MODERATE (144-258) DECREASING TO LOW
(26-46) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....76-87...EXCEPT 66-77 RIDGES.
* MIN HUMIDITY........17-26 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....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......10500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (44-90) INCREASING TO HIGH TO VERY HIGH
(517-761) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 48 TO 56. HIGHS 68 TO 83.
NORTHWEST WINDS 4 TO 9 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS 44 TO 52. HIGHS 53 TO 67. WEST WINDS 2 TO
7 MPH.
SATURDAY
SHOWERS WITH POSSIBLE SNOW SHOWERS AND THUNDERSTORMS
LIKELY. LOWS 36 TO 45. HIGHS 44 TO 59. NORTHWEST WINDS 5 TO
11 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
LOWS 32 TO 41. HIGHS 43 TO 58. NORTHWEST WINDS 5 TO 11 MPH.
MONDAY
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 33 TO 42.
HIGHS 51 TO 66. WEST WINDS 2 TO 7 MPH.
ORZ694-231145-
GRANDE RONDE VALLEY OF OREGON-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....45-50.
* MAX HUMIDITY........54-63 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 4 TO 9 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 10 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.....NORTH AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (316-364) DECREASING TO LOW (25-35)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....85-90.
* MIN HUMIDITY........14-19 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTH 2 TO
7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTH 3 TO 7
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......7500 FT AGL.
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
* VENTILATION INDEX...LOW (44-78) INCREASING TO MODERATE (358-476)
IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....49-54.
* MAX HUMIDITY........49-60 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....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.
* VENTILATION INDEX...LOW TO MODERATE (174-248) DECREASING TO LOW
(25-40) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....84-89.
* MIN HUMIDITY........15-20 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 2 TO 6 MPH SHIFTING TO THE
NORTH 7 TO 12 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......10000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (39-97) INCREASING TO HIGH TO VERY HIGH
(652-820) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 50 TO 55. HIGHS 81 TO 86.
NORTHWEST WINDS 4 TO 9 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 47 TO 52. HIGHS 66 TO 71. NORTHWEST WINDS
4 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 41 TO 46. HIGHS 59 TO 64. NORTHWEST WINDS
6 TO 12 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 37 TO 42.
HIGHS 59 TO 64. NORTHWEST WINDS 6 TO 12 MPH.
MONDAY
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 37 TO 42.
HIGHS 66 TO 71. WEST WINDS 2 TO 7 MPH.
ORZ699-231145-
WESTERN FORESTED BLUE MOUNTAINS-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....44-52.
* MAX HUMIDITY........41-56 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 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.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (294-390) DECREASING TO LOW (27-41)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....80-88...EXCEPT 74-82 RIDGES.
* MIN HUMIDITY........15-20 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 1 TO 6
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
* VENTILATION INDEX...LOW (47-119) INCREASING TO MODERATE TO VERY
HIGH (452-700) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....47-54.
* MAX HUMIDITY........39-51 PERCENT.
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.
* 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 2 TO 7 MPH IN THE EVENING
BECOMING LIGHT WINDS LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (210-324) DECREASING TO LOW (27-41)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....79-86...EXCEPT 73-80 RIDGES.
* MIN HUMIDITY........16-22 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 1
TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 2
TO 6 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......11500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (51-101) INCREASING TO HIGH TO VERY HIGH
(699-873) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 47 TO 54. HIGHS 72 TO 81. WEST
WINDS 1 TO 6 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 44 TO 51. HIGHS 58 TO 67. WEST WINDS 1 TO
6 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 38 TO 44. HIGHS 49 TO 59. WEST
WINDS 4 TO 9 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 34 TO 40.
HIGHS 50 TO 59. WEST WINDS 5 TO 11 MPH.
MONDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
35 TO 41. HIGHS 59 TO 68. WEST WINDS 2 TO 7 MPH.
ORZ696-231145-
JOHN DAY VALLEY-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....48-54.
* MAX HUMIDITY........39-50 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 2 TO 7 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (338-452) DECREASING TO LOW (25-37)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....83-92...EXCEPT 78-83 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....NORTHEAST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
* VENTILATION INDEX...LOW (37-105) INCREASING TO MODERATE TO HIGH
(419-653) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....50-56.
* MAX HUMIDITY........35-48 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 4 TO 9 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 5 TO 10 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.....NORTH AROUND 15 MPH DECREASING TO AROUND 5
MPH AFTER MIDNIGHT.
* VENTILATION INDEX...MODERATE (294-442) DECREASING TO LOW (25-32)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....81-90...EXCEPT 76-81 RIDGES.
* MIN HUMIDITY........12-17 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 3
TO 6 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (36-64) INCREASING TO HIGH TO VERY HIGH
(566-722) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 50 TO 55. HIGHS 77 TO 86. WEST
WINDS 4 TO 9 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 47 TO 53. HIGHS 63 TO 72. WEST WINDS 4 TO
9 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 41 TO 47. HIGHS 55 TO 64. WEST
WINDS 5 TO 11 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 37 TO 43.
HIGHS 57 TO 65. WEST WINDS 7 TO 13 MPH.
MONDAY
A SLIGHT CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 37 TO
43. HIGHS 64 TO 73. WEST WINDS 3 TO 8 MPH.
ORZ700-231145-
CENTRAL MOUNTAINS OF OREGON-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....44-54.
* MAX HUMIDITY........37-48 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST 10 TO 15 MPH.
* VENTILATION INDEX...MODERATE TO HIGH (406-506) DECREASING TO LOW
(26-44) AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....85-90...EXCEPT 78-84 RIDGES.
* MIN HUMIDITY........10-15 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTH 2 TO 7
MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......12000 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 5 MPH SHIFTING TO THE WEST IN THE
AFTERNOON.
* VENTILATION INDEX...LOW (44-88) INCREASING TO MODERATE TO HIGH
(443-699) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....46-55.
* MAX HUMIDITY........40-55 PERCENT.
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 4 TO 10 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 3 TO 8 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.....NORTH 10 TO 15 MPH.
* VENTILATION INDEX...MODERATE TO HIGH (414-600) DECREASING TO LOW
(25-44) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....82-88...EXCEPT 75-80 RIDGES.
* MIN HUMIDITY........13-18 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 2
TO 6 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (32-72) INCREASING TO HIGH TO VERY HIGH
(588-748) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 43 TO 51. HIGHS 77 TO 84. WEST
WINDS 5 TO 11 MPH.
FRIDAY
COOLER. SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 42 TO 50. HIGHS 64 TO 70. WEST WINDS 4 TO
10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 36 TO
44. HIGHS 56 TO 63. WEST WINDS 7 TO 13 MPH.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
31 TO 40. HIGHS 58 TO 66. WEST WINDS 7 TO 13 MPH.
MONDAY
MOSTLY CLEAR. LOWS 32 TO 40. HIGHS 66 TO 73. WEST WINDS
4 TO 9 MPH.
ORZ703-231145-
WARM SPRINGS RESERVATION-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-58.
* MAX HUMIDITY........31-36 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 3 TO 8 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (334-472) DECREASING TO LOW (26-44)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.....83-92...EXCEPT 72-82 RIDGES.
* MIN HUMIDITY........12-17 PERCENT...EXCEPT 16-28 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...LOW (68-120) INCREASING TO HIGH (528-698) IN
THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....53-58.
* MAX HUMIDITY........50-60 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.......500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (248-374) DECREASING TO LOW (28-42)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....82-91...EXCEPT 69-80 RIDGES.
* MIN HUMIDITY........16-23 PERCENT...EXCEPT 23-38 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 2
TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (34-66) INCREASING TO HIGH (566-668) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 48 TO 53. HIGHS 72 TO 86. WEST
WINDS 7 TO 13 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
45 TO 52. HIGHS 57 TO 72. WEST WINDS 5 TO 11 MPH.
SATURDAY
SHOWERS. LOWS 40 TO 47. HIGHS 51 TO 66. WEST WINDS
8 TO 14 MPH.
SUNDAY
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 39 TO 44.
HIGHS 54 TO 68. WEST WINDS 10 TO 16 MPH.
MONDAY
A SLIGHT CHANCE OF SHOWERS. MOSTLY CLEAR. LOWS 39 TO
44. HIGHS 62 TO 75. WEST WINDS 6 TO 12 MPH.
ORZ704-231145-
NORTHERN DESCHUTES NATIONAL FOREST-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....48-54.
* MAX HUMIDITY........32-42 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 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....NORTHEAST WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (312-430) DECREASING TO LOW (28-44)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....84-90...EXCEPT 71-80 RIDGES.
* MIN HUMIDITY........13-18 PERCENT...EXCEPT 18-30 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 1 TO 6 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...LOW (50-104) INCREASING TO MODERATE (208-490)
IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....47-53.
* MAX HUMIDITY........56-71 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....NORTHWEST 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.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (242-364) DECREASING TO LOW (31-39)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....82-88...EXCEPT 67-78 RIDGES.
* MIN HUMIDITY........18-23 PERCENT...EXCEPT 24-39 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 3
TO 8 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......10500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (36-64) INCREASING TO HIGH (541-621) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
44 TO 49. HIGHS 68 TO 81. WEST WINDS 4 TO 10 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
41 TO 48. HIGHS 52 TO 66. WEST WINDS 6 TO 12 MPH.
SATURDAY
SHOWERS. LOWS 35 TO 43. HIGHS 46 TO 60. WEST WINDS
7 TO 13 MPH.
SUNDAY
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS 33 TO 39.
HIGHS 50 TO 63. WEST WINDS 6 TO 12 MPH.
MONDAY
A SLIGHT CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 34 TO
40. HIGHS 59 TO 72. WEST WINDS 4 TO 9 MPH.
ORZ705-231145-
SOUTHERN DESCHUTES NATIONAL FOREST-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....43-50.
* MAX HUMIDITY........45-60 PERCENT.
* HUMIDITY RECOVERY...MODERATE...EXCEPT POOR RIDGES.
* 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....NORTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (284-486) DECREASING TO LOW (29-45)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....83-88...EXCEPT 73-81 RIDGES.
* MIN HUMIDITY........14-24 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....0 PERCENT.
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE SOUTHWEST
IN THE AFTERNOON.
* VENTILATION INDEX...LOW (60-104) INCREASING TO MODERATE (256-496)
IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....42-49.
* MAX HUMIDITY........60-75 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 2 TO 7 MPH IN THE EVENING
BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTHWEST 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.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE TO HIGH (293-541) DECREASING TO LOW
(25-41) AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.....79-84...EXCEPT 69-77 RIDGES.
* MIN HUMIDITY........17-30 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 1
TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH BECOMING NORTHWEST 2
TO 7 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....20 PERCENT (SLIGHT CHANCE).
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...LOW (42-82) INCREASING TO HIGH TO VERY HIGH
(547-755) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 39 TO 46. HIGHS 70 TO 80. WEST WINDS 3 TO
8 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS 39 TO
45. HIGHS 54 TO 66. WEST WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 34 TO
39. HIGHS 47 TO 58. WEST WINDS 4 TO 9 MPH.
SUNDAY
A SLIGHT CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 29 TO
35. HIGHS 52 TO 61. NORTHWEST WINDS 3 TO 8 MPH.
MONDAY
MOSTLY CLEAR. LOWS 30 TO 37. HIGHS 61 TO 70. WEST WINDS
1 TO 6 MPH.
ORZ697-231145-
CENTRAL BLUE MOUNTAINS-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........CLEAR.
* MIN TEMPERATURE.....43-50.
* MAX HUMIDITY........43-52 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 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.....NORTHEAST AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (283-381) DECREASING TO LOW (25-41)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....82-87...EXCEPT 76-83 RIDGES.
* MIN HUMIDITY........13-18 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.......12000 FT AGL.
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* VENTILATION INDEX...LOW (35-67) INCREASING TO VERY HIGH (716-892)
IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....45-53.
* MAX HUMIDITY........37-49 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 1 TO 6 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (240-428) DECREASING TO LOW (30-50)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY. A
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.....80-85...EXCEPT 74-80 RIDGES.
* MIN HUMIDITY........13-18 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 2
TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......11500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (57-87) INCREASING TO VERY HIGH (735-887)
IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
45 TO 53. HIGHS 73 TO 80. NORTHWEST WINDS 2 TO 7 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 42 TO 49. HIGHS 59 TO 66. WEST WINDS 2 TO
7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 36 TO 42. HIGHS 50 TO 57. NORTHWEST
WINDS 4 TO 10 MPH.
SUNDAY
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 32 TO 37.
HIGHS 51 TO 58. NORTHWEST WINDS 6 TO 12 MPH.
MONDAY
A SLIGHT CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS 32 TO
37. HIGHS 59 TO 67. WEST WINDS 2 TO 7 MPH.
ORZ698-231145-
SOUTHERN BLUE MOUNTAINS-
121 PM PDT MON JUN 22 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....43-50.
* MAX HUMIDITY........42-49 PERCENT.
* HUMIDITY RECOVERY...MODERATE.
* 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 5 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.....NORTH AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (300-402) DECREASING TO LOW (37-49)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....84-89.
* MIN HUMIDITY........9-14 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.......12000 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 5 MPH SHIFTING TO THE SOUTHWEST
IN THE AFTERNOON.
* VENTILATION INDEX...LOW (56-96) INCREASING TO HIGH TO VERY HIGH
(698-882) IN THE AFTERNOON.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....46-54.
* MAX HUMIDITY........37-43 PERCENT.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......500 FT AGL.
* TRANSPORT WINDS.....NORTH AROUND 10 MPH.
* VENTILATION INDEX...MODERATE (247-461) DECREASING TO LOW (46-56)
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....80-85...EXCEPT 75-80 RIDGES.
* MIN HUMIDITY........11-16 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST 2
TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 1 TO 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....10 PERCENT (VERY LOW CHANCE).
* MIXING HEIGHT.......12000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
* VENTILATION INDEX...LOW (56-80) INCREASING TO VERY HIGH (750-888)
IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
THURSDAY
PARTLY CLOUDY. LOWS 45 TO 53. HIGHS 77 TO 84.
NORTHWEST WINDS 4 TO 9 MPH.
FRIDAY
COOLER. MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 42 TO 50. HIGHS 64 TO 70. WEST
WINDS 4 TO 9 MPH.
SATURDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 36 TO 43. HIGHS 55 TO 63. NORTHWEST
WINDS 6 TO 12 MPH.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
31 TO 37. HIGHS 56 TO 62. NORTHWEST WINDS 6 TO 12 MPH.
MONDAY
MOSTLY CLEAR. LOWS 32 TO 38. HIGHS 64 TO 70. WEST WINDS
3 TO 8 MPH.
8-14 DAY OUTLOOK FOR TUESDAY JUNE 30 THROUGH MONDAY JULY 6
A GREATER CHANCE OF NEAR NORMAL TEMPERATURES AND NEAR TO ABOVE
NORMAL PRECIPITATION.
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