353
FNUS56 KPDT 262029
FWFPDT
FIRE WEATHER PLANNING FORECAST FOR NE OREGON AND SE WASHINGTON
NATIONAL WEATHER SERVICE PENDLETON OR
129 PM PDT SUN OCT 26 2025
DISCUSSION
MOUNTAIN SNOW AND WIDESPREAD RAIN WILL PERSIST
THROUGH THE DAY TODAY. AN UPPER LEVEL SYSTEM WILL CONTINUE BRINGING
RAIN SHOWERS THROUGH THIS LATE EVENING WITH BREEZY WINDS ACROSS THE
CASCADE GAPS AND ALONG THE FOOTHILLS OF THE BLUES. DRIER CONDITIONS
WILL RETURN MIDWEEK UNTIL ANOTHER SYSTEM ARRIVES AND BRINGS RAIN
SHOWERS WITH LIGHT MOUNTAIN SNOW FRIDAY ONWARD. DAYTIME RELATIVE
HUMIDITY WILL BE MODERATE TO GOOD (40-70%) WITH EXCELLENT
(80-100%) RECOVERIES.
***WINDS ARE 20 FOOT 10 MINUTE AVERAGES***
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
***VENTILATION INDEX IS DERIVED FROM THE
TRANSPORT WIND MULTIPLIED BY THE MIXING
HEIGHT IN 100'S OF FEET. INDEX CATEGORIES
ARE A GENERALIZED INDICATOR AND USERS ARE
ENCOURAGE TO DEVELOP CRITERIA THAT ARE
SUITABLE AND REPRESENTATIVE OF DISPERSION
CONDITIONS IN THEIR LOCAL AREA OF INTEREST.***
NOTE: MAX TRANSPORT WINDS MAY NOT OCCUR
AT THE SAME TIME AS MAX MIXING HEIGHT.
WAZ695-271115-
EAST WASHINGTON SOUTH CENTRAL CASCADE MOUNTAINS-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF SNOW AND RAIN.
* MIN TEMPERATURE.....25-31.
* MAX HUMIDITY........84-99 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 6 TO 12 MPH.
* CWR.................40 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (46-248) DECREASING TO POOR TO
FAIR (25-222) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW.
* MAX TEMPERATURE.....40-47...EXCEPT 31-39 RIDGES.
* MIN HUMIDITY........58-73 PERCENT...EXCEPT 70-81 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH.
* CWR.................10 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5500 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (46-236) INCREASING TO FAIR TO
GOOD (227-515) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. A
SLIGHT CHANCE OF SNOW.
* MIN TEMPERATURE.....23-29.
* MAX HUMIDITY........79-94 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 2 TO 7 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 5 MPH SHIFTING TO THE SOUTHEAST
AFTER MIDNIGHT.
* VENTILATION INDEX...POOR (25-72).
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW.
* MAX TEMPERATURE.....40-46...EXCEPT 33-39 RIDGES.
* MIN HUMIDITY........63-76 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTHEAST 2
TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 3 TO 8 MPH.
* CWR.................10 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-113) INCREASING TO POOR TO FAIR
(37-209) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
A CHANCE OF RAIN AND SNOW. MOSTLY CLOUDY. LOWS 29 TO
34. HIGHS 37 TO 49. WEST WINDS 2 TO 7 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 26 TO 32. HIGHS 40 TO 50.
NORTHEAST WINDS 1 TO 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH RAIN LIKELY AND A SLIGHT CHANCE OF
SNOW. LOWS 29 TO 35. HIGHS 41 TO 51. SOUTH WINDS 1 TO 5 MPH.
SATURDAY
RAIN AND A SLIGHT CHANCE OF SNOW. LOWS 34 TO 39.
HIGHS 40 TO 53. WEST WINDS 2 TO 7 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS
32 TO 37. HIGHS 40 TO 52. WEST WINDS 2 TO 7 MPH.
WAZ690-271115-
KITTITAS VALLEY-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN IN THE
EVENING.
* MIN TEMPERATURE.....28-33.
* MAX HUMIDITY........83-98 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (44-124) DECREASING TO POOR (28-114)
AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....47-54...EXCEPT 38-47 RIDGES.
* MIN HUMIDITY........51-64 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......6000 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (30-120) INCREASING TO FAIR TO GOOD
(355-571) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....28-33.
* MAX HUMIDITY........82-97 PERCENT...EXCEPT 77-86 PERCENT RIDGES.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.
* VENTILATION INDEX...POOR (30-78) DECREASING TO POOR (25-37) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE
MORNING. A SLIGHT CHANCE OF RAIN.
* MAX TEMPERATURE.....43-50...EXCEPT 34-43 RIDGES.
* MIN HUMIDITY........57-67 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.......3000 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 5 MPH.
* VENTILATION INDEX...POOR (25-45) INCREASING TO POOR (53-131) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
A CHANCE OF RAIN. PARTLY CLOUDY. LOWS 31 TO 37.
HIGHS 49 TO 57. NORTHWEST WINDS 2 TO 7 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 30 TO 36. HIGHS 47 TO 54. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 33 TO 38.
HIGHS 48 TO 53. TERRAIN DRIVEN WINDS LESS THAN 5 MPH.
SATURDAY
RAIN LIKELY. MOSTLY CLOUDY. LOWS 36 TO 41. HIGHS
52 TO 58. WEST WINDS 2 TO 7 MPH.
SUNDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 36 TO 41.
HIGHS 51 TO 58. WEST WINDS 2 TO 7 MPH.
WAZ694-271115-
YAKAMA ALPINE DISTRICT-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF RAIN AND SNOW.
* MIN TEMPERATURE.....26-33.
* MAX HUMIDITY........86-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 6 TO 12 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 7 TO 13 MPH.
* CWR.................10 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (57-201) DECREASING TO POOR
(25-129) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF SNOW AND RAIN IN
THE MORNING. A SLIGHT CHANCE OF SNOW IN THE AFTERNOON.
* MAX TEMPERATURE.....44-51...EXCEPT 34-44 RIDGES.
* MIN HUMIDITY........62-77 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.......5000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR (40-154) INCREASING TO FAIR (208-408) IN
THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. A
SLIGHT CHANCE OF SNOW AFTER MIDNIGHT.
* MIN TEMPERATURE.....25-33.
* MAX HUMIDITY........80-95 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 5 MPH SHIFTING TO THE EAST AFTER
MIDNIGHT.
* VENTILATION INDEX...POOR (25-51).
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SNOW IN THE
MORNING. A CHANCE OF RAIN.
* MAX TEMPERATURE.....44-51...EXCEPT 37-46 RIDGES.
* MIN HUMIDITY........57-70 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 1 TO 5 MPH IN THE MORNING
BECOMING LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 5 MPH.
* VENTILATION INDEX...POOR (25-56) INCREASING TO POOR (32-98) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
A CHANCE OF RAIN. PARTLY CLOUDY. LOWS 30 TO 35.
HIGHS 42 TO 55. WEST WINDS 2 TO 7 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 28 TO 35. HIGHS 43 TO 54. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 30 TO 36.
HIGHS 45 TO 55. WEST WINDS 1 TO 5 MPH.
SATURDAY
RAIN LIKELY. LOWS 36 TO 41. HIGHS 45 TO 57. WEST
WINDS 4 TO 9 MPH.
SUNDAY
A CHANCE OF RAIN AND SNOW. MOSTLY CLOUDY. LOWS 34 TO
40. HIGHS 44 TO 56. WEST WINDS 2 TO 7 MPH.
ORZ691-WAZ691-271115-
LOWER COLUMBIA BASIN OF OREGON-LOWER COLUMBIA BASIN OF WASHINGTON-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF RAIN IN THE EVENING.
* MIN TEMPERATURE.....32-38.
* MAX HUMIDITY........82-97 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 8 TO 14 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 9 TO 15 MPH.
* CWR.................10 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (91-213) DECREASING TO POOR
(33-113) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....50-57.
* MIN HUMIDITY........49-60 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 11 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......6500 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR (49-155) INCREASING TO FAIR TO GOOD
(380-672) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....30-35.
* MAX HUMIDITY........80-95 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 1 TO 5 MPH SHIFTING TO THE
EAST AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 6 MPH SHIFTING TO THE
NORTHEAST 1 TO 5 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT.
* VENTILATION INDEX...POOR (25-54).
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....50-56...EXCEPT 42-52 RIDGES.
* MIN HUMIDITY........43-58 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...EAST WINDS 1 TO 6 MPH IN THE MORNING
BECOMING UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-53) INCREASING TO POOR (50-146) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
A SLIGHT CHANCE OF RAIN. PARTLY CLOUDY. LOWS 35 TO
40. HIGHS 55 TO 60. SOUTHWEST WINDS 2 TO 7 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 32 TO 37. HIGHS 51 TO 56. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 33 TO 38. HIGHS
53 TO 59. SOUTH WINDS 1 TO 6 MPH.
SATURDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 40 TO 45. HIGHS
59 TO 64. SOUTHWEST WINDS 5 TO 11 MPH.
SUNDAY
A CHANCE OF RAIN. PARTLY CLOUDY. LOWS 39 TO 44. HIGHS
56 TO 61. SOUTHWEST WINDS 3 TO 8 MPH.
ORZ692-WAZ692-271115-
NORTHERN BLUE MOUNTAINS OF OREGON-BLUE MOUNTAINS OF WASHINGTON-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN IN THE EVENING. A CHANCE
OF SNOW. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
* MIN TEMPERATURE.....28-33.
* MAX HUMIDITY........85-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 8 TO 14 MPH WITH GUSTS UP TO 30
MPH.
* RIDGES/UPR SLOPES....WEST WINDS 8 TO 14 MPH.
* CWR.................70 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH INCREASING TO WEST
AROUND 25 MPH AFTER MIDNIGHT.
* VENTILATION INDEX...POOR TO FAIR (103-259) INCREASING TO POOR TO
FAIR (71-303) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND
SNOW.
* MAX TEMPERATURE.....40-50...EXCEPT 32-39 RIDGES.
* MIN HUMIDITY........60-75 PERCENT...EXCEPT 71-86 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 6 TO 12 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 6 TO 12 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......6000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (100-268) INCREASING TO FAIR TO
GOOD (366-682) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....25-32.
* MAX HUMIDITY........79-94 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 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.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-77).
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....46-55...EXCEPT 39-46 RIDGES.
* MIN HUMIDITY........43-56 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
* VENTILATION INDEX...POOR (25-104) INCREASING TO POOR TO FAIR
(117-323) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
33 TO 39. HIGHS 44 TO 55. SOUTH WINDS 5 TO 11 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 29 TO 35. HIGHS 45 TO 54. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 32 TO 38. HIGHS
48 TO 58. SOUTHEAST WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 39 TO 45.
HIGHS 50 TO 61. SOUTHWEST WINDS 5 TO 11 MPH.
SUNDAY
A CHANCE OF RAIN AND A SLIGHT CHANCE OF SNOW. MOSTLY
CLOUDY. LOWS 37 TO 43. HIGHS 47 TO 58. SOUTHWEST WINDS 4 TO
9 MPH.
ORZ693-WAZ693-271115-
CANYON GRASSLANDS OF WALLOWA COUNTY-
SOUTHEAST WASHINGTON GRANDE RONDE VALLEY-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN AND SNOW IN THE EVENING,
THEN A CHANCE OF SNOW AND RAIN AFTER MIDNIGHT.
* MIN TEMPERATURE.....25-33.
* MAX HUMIDITY........83-98 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................80 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (69-241) INCREASING TO POOR TO
FAIR (54-280) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SNOW. A
SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
* MAX TEMPERATURE.....39-48...EXCEPT 34-41 RIDGES.
* MIN HUMIDITY........52-67 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 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (93-281) INCREASING TO FAIR TO
EXCELLENT (416-730) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....21-30.
* MAX HUMIDITY........76-91 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT...EXCEPT GOOD RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
SOUTH 1 TO 5 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING SOUTH 3
TO 7 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-93) DECREASING TO POOR (25-79) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....46-54...EXCEPT 39-45 RIDGES.
* MIN HUMIDITY........40-51 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....SOUTH WINDS 4 TO 9 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5500 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-91) INCREASING TO POOR TO FAIR
(76-346) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY. LOWS 31 TO 39. HIGHS 47 TO 57. SOUTH
WINDS 5 TO 11 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 27 TO 35. HIGHS 48 TO 56. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A SLIGHT CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 30 TO 38.
HIGHS 50 TO 58. SOUTH WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 38 TO 44.
HIGHS 53 TO 62. SOUTHWEST WINDS 4 TO 9 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 36 TO 43.
HIGHS 51 TO 58. SOUTHWEST WINDS 3 TO 8 MPH.
ORZ701-271115-
EASTERN COLUMBIA RIVER GORGE OF OREGON-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF RAIN.
* MIN TEMPERATURE.....31-38.
* MAX HUMIDITY........89-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 11 MPH...EXCEPT WEST 6
TO 12 MPH IN THE EASTERN COLUMBIA RIVER GORGE.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 11 MPH.
* CWR.................20 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (72-190) DECREASING TO POOR (34-128)
AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF RAIN IN THE
MORNING. A SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
* MAX TEMPERATURE.....50-55.
* MIN HUMIDITY........57-72 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WINDS WEST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 2 TO 6 MPH IN THE MORNING
BECOMING LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (39-141) INCREASING TO FAIR (237-401) IN
THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.....31-36.
* MAX HUMIDITY........83-98 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH SHIFTING TO THE EAST
AFTER MIDNIGHT.
* VENTILATION INDEX...POOR (25-40) INCREASING TO POOR (25-61) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN.
* MAX TEMPERATURE.....50-55.
* MIN HUMIDITY........47-62 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH...EXCEPT EAST UP TO
5 MPH IN THE EASTERN COLUMBIA RIVER GORGE.
* RIDGES/UPR SLOPES....LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-54) INCREASING TO POOR (93-165) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
A CHANCE OF RAIN. PARTLY CLOUDY. LOWS 35 TO 40.
HIGHS 55 TO 60. WEST WINDS 2 TO 7 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 33 TO 38. HIGHS 52 TO 57. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 34 TO 39.
HIGHS 54 TO 60. TERRAIN DRIVEN WINDS LESS THAN 5 MPH.
SATURDAY
RAIN LIKELY. LOWS 40 TO 45. HIGHS 57 TO 62. WEST
WINDS 2 TO 7 MPH.
SUNDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 39 TO 44. HIGHS
55 TO 60. WEST WINDS 2 TO 7 MPH.
ORZ702-271115-
EAST SLOPES OF THE MT. HOOD NATIONAL FOREST-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SNOW LIKELY IN THE EVENING. A CHANCE OF RAIN. A CHANCE OF SNOW
AFTER MIDNIGHT.
* MIN TEMPERATURE.....28-33.
* MAX HUMIDITY........85-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 3 TO 8 MPH.
* CWR.................50 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (50-216) DECREASING TO POOR
(25-134) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SNOW AND RAIN.
* MAX TEMPERATURE.....44-52...EXCEPT 38-47 RIDGES.
* MIN HUMIDITY........55-68 PERCENT...EXCEPT 64-79 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 1 TO 6 MPH IN THE MORNING
BECOMING LIGHT LESS THAN 5 MPH.
* CWR.................10 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 15 MPH.
* VENTILATION INDEX...POOR (32-162) INCREASING TO POOR TO FAIR
(130-318) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SNOW. A
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
* MIN TEMPERATURE.....28-34.
* MAX HUMIDITY........74-88 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-40) INCREASING TO POOR (25-54) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SNOW IN THE
MORNING. A SLIGHT CHANCE OF RAIN.
* MAX TEMPERATURE.....49-55...EXCEPT 43-49 RIDGES.
* MIN HUMIDITY........49-64 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.......2500 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-46) INCREASING TO POOR (35-131) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
A CHANCE OF RAIN AND SNOW. PARTLY CLOUDY. LOWS 32 TO
37. HIGHS 45 TO 57. WEST WINDS UP TO 5 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 31 TO 36. HIGHS 44 TO 55. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 32 TO 37.
HIGHS 48 TO 59. TERRAIN DRIVEN WINDS LESS THAN 5 MPH.
SATURDAY
RAIN. LOWS 38 TO 43. HIGHS 48 TO 60. WEST WINDS 2 TO
7 MPH.
SUNDAY
MOSTLY CLOUDY WITH RAIN LIKELY AND A CHANCE OF SNOW.
LOWS 36 TO 41. HIGHS 46 TO 58. TERRAIN DRIVEN WINDS LESS THAN
5 MPH.
ORZ695-271115-
EAGLE CAP WILDERNESS-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SNOW...HEAVY AT TIMES AND RAIN
IN THE EVENING, THEN A CHANCE OF SNOW AFTER MIDNIGHT.
* MIN TEMPERATURE.....24-30...EXCEPT 17-23 RIDGES.
* MAX HUMIDITY........86-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................90 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (38-200) INCREASING TO POOR TO
FAIR (25-242) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SNOW.
* MAX TEMPERATURE.....35-45...EXCEPT 25-35 RIDGES.
* MIN HUMIDITY........62-77 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.......6000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR TO FAIR (27-215) INCREASING TO POOR TO
FAIR (175-427) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....22-28...EXCEPT 15-23 RIDGES.
* MAX HUMIDITY........76-91 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 1 TO 6 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 2 TO 7 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-73).
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....41-50...EXCEPT 31-40 RIDGES.
* MIN HUMIDITY........46-57 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES....SOUTH WINDS 4 TO 10 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5500 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.
* VENTILATION INDEX...POOR (25-92) INCREASING TO POOR TO FAIR
(66-330) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY. LOWS 25 TO 35. HIGHS 38 TO 52. SOUTH
WINDS 5 TO 11 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 25 TO 33. HIGHS 39 TO 52. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A SLIGHT CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 28 TO 35.
HIGHS 41 TO 53. SOUTHEAST WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS
33 TO 41. HIGHS 43 TO 57. SOUTH WINDS 4 TO 9 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS
31 TO 40. HIGHS 41 TO 55. SOUTHWEST WINDS 2 TO 7 MPH.
ORZ694-271115-
GRANDE RONDE VALLEY OF OREGON-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING. A
SLIGHT CHANCE OF SNOW. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
* MIN TEMPERATURE.....24-31.
* MAX HUMIDITY........91-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 6 TO 11 MPH SHIFTING TO THE
NORTHWEST 6 TO 12 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
NORTH 7 TO 12 MPH AFTER MIDNIGHT.
* CWR.................80 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (87-211).
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND
SNOW.
* MAX TEMPERATURE.....44-49.
* MIN HUMIDITY........55-63 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 2 TO 7 MPH IN THE MORNING
BECOMING UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 3 TO 7 MPH IN THE MORNING
BECOMING 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...POOR (77-171) INCREASING TO FAIR (264-494) IN
THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....22-27.
* MAX HUMIDITY........83-98 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 2 TO 7 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING SOUTH 3
TO 8 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (40-78) INCREASING TO POOR (47-103)
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....48-53.
* MIN HUMIDITY........42-47 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 7 TO 13 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 6 TO 12 MPH INCREASING TO 11
TO 18 MPH IN THE AFTERNOON.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH INCREASING TO SOUTH
AROUND 25 MPH IN THE AFTERNOON.
* VENTILATION INDEX...POOR (59-139) INCREASING TO FAIR TO GOOD
(487-677) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY. LOWS 29 TO 36. HIGHS 52 TO 57. SOUTH
WINDS 7 TO 13 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 26 TO 31. HIGHS 52 TO 57. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 29 TO 34. HIGHS
54 TO 59. SOUTH WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 35 TO 41.
HIGHS 58 TO 63. SOUTH WINDS 4 TO 9 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 35 TO 40.
HIGHS 56 TO 61. WEST WINDS 3 TO 7 MPH.
ORZ699-271115-
WESTERN FORESTED BLUE MOUNTAINS-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN AND A CHANCE OF SNOW IN
THE EVENING.
* MIN TEMPERATURE.....23-28.
* MAX HUMIDITY........87-98 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................50 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (81-237) INCREASING TO POOR TO
FAIR (62-300) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* MAX TEMPERATURE.....40-46...EXCEPT 33-40 RIDGES.
* MIN HUMIDITY........50-60 PERCENT...EXCEPT 56-71 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......6000 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (63-207) INCREASING TO FAIR TO
GOOD (301-517) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....21-29.
* MAX HUMIDITY........71-86 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 1 TO 6 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 2 TO 7 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-54) INCREASING TO POOR (25-67) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....47-55...EXCEPT 39-50 RIDGES.
* MIN HUMIDITY........37-50 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 3 TO 8 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.
* VENTILATION INDEX...POOR (25-87) INCREASING TO POOR TO FAIR
(114-276) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY. LOWS 27 TO 35. HIGHS 46 TO 54. SOUTH
WINDS 4 TO 9 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 27 TO 33. HIGHS 46 TO 55. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 30 TO 36. HIGHS
49 TO 58. SOUTHEAST WINDS 1 TO 6 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 35 TO 43.
HIGHS 52 TO 61. SOUTHWEST WINDS 2 TO 7 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND A SLIGHT CHANCE
OF SNOW. LOWS 34 TO 40. HIGHS 48 TO 57. WEST WINDS 2 TO 6 MPH.
ORZ696-271115-
JOHN DAY VALLEY-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. RAIN LIKELY AND A CHANCE OF
SNOW IN THE EVENING.
* MIN TEMPERATURE.....25-31.
* MAX HUMIDITY........80-90 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................30 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (147-293) DECREASING TO POOR TO
FAIR (62-220) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....43-50...EXCEPT 38-43 RIDGES.
* MIN HUMIDITY........43-54 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 1 TO 6 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......6500 FT AGL.
* TRANSPORT WINDS.....WEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (46-130) INCREASING TO FAIR (286-434) IN
THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....26-32.
* MAX HUMIDITY........63-76 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 2 TO 7 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 3 TO 8 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (26-68) INCREASING TO POOR (25-96) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....52-60...EXCEPT 48-53 RIDGES.
* MIN HUMIDITY........30-39 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-110) INCREASING TO POOR TO FAIR
(157-321) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY. LOWS 32 TO 38. HIGHS 52 TO 60. SOUTH
WINDS 3 TO 8 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 30 TO 35. HIGHS 52 TO 60. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A SLIGHT CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 33 TO 38.
HIGHS 56 TO 63. SOUTHEAST WINDS 1 TO 6 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 40 TO 45.
HIGHS 58 TO 66. SOUTHWEST WINDS 3 TO 8 MPH.
SUNDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 38 TO 43. HIGHS
54 TO 62. SOUTHWEST WINDS 1 TO 6 MPH.
ORZ700-271115-
CENTRAL MOUNTAINS OF OREGON-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF RAIN AND SNOW IN THE EVENING.
* MIN TEMPERATURE.....20-29.
* MAX HUMIDITY........85-96 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (146-308) DECREASING TO POOR
(49-169) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....44-51...EXCEPT 37-42 RIDGES.
* MIN HUMIDITY........38-51 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH WINDS 2 TO 6 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 2 TO 6 MPH IN THE MORNING
BECOMING LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......6000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (39-103) INCREASING TO POOR TO FAIR
(186-310) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....22-31.
* MAX HUMIDITY........64-77 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 2 TO 7 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 3 TO 8 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-84).
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....54-62...EXCEPT 48-53 RIDGES.
* MIN HUMIDITY........29-39 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-75) INCREASING TO POOR TO FAIR
(131-261) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY. LOWS 27 TO 37. HIGHS 53 TO 59. SOUTH
WINDS 3 TO 8 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 25 TO 33. HIGHS 53 TO 59. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A SLIGHT CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 28 TO 36.
HIGHS 58 TO 65. SOUTH WINDS 2 TO 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 35 TO 43.
HIGHS 59 TO 66. SOUTHWEST WINDS 4 TO 9 MPH.
SUNDAY
A CHANCE OF RAIN. PARTLY CLOUDY. LOWS 34 TO 40. HIGHS
55 TO 61. WEST WINDS 2 TO 7 MPH.
ORZ703-271115-
WARM SPRINGS RESERVATION-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF RAIN IN THE EVENING. A CHANCE OF SNOW. A SLIGHT CHANCE
OF RAIN AFTER MIDNIGHT.
* MIN TEMPERATURE.....29-34.
* MAX HUMIDITY........85-95 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 6 TO 12 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 7 TO 13 MPH.
* CWR.................20 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (82-206) DECREASING TO POOR
(29-117) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SNOW AND RAIN IN
THE MORNING.
* MAX TEMPERATURE.....47-54...EXCEPT 36-44 RIDGES.
* MIN HUMIDITY........43-57 PERCENT...EXCEPT 59-74 PERCENT RIDGES.
* 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.......6000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (40-128) INCREASING TO FAIR (206-362) IN
THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....29-34.
* MAX HUMIDITY........72-82 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT.
* VENTILATION INDEX...POOR (25-40).
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
SLIGHT CHANCE OF RAIN.
* MAX TEMPERATURE.....53-60...EXCEPT 45-50 RIDGES.
* MIN HUMIDITY........38-49 PERCENT...EXCEPT 49-64 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 1 TO 5 MPH IN THE MORNING
BECOMING LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-38) INCREASING TO POOR (83-185) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
A CHANCE OF RAIN. PARTLY CLOUDY. LOWS 35 TO 40.
HIGHS 51 TO 60. WEST WINDS 2 TO 7 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 32 TO 37. HIGHS 49 TO 57. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 33 TO 38.
HIGHS 55 TO 63. SOUTHWEST WINDS 2 TO 7 MPH.
SATURDAY
RAIN LIKELY. LOWS 40 TO 45. HIGHS 54 TO 64. SOUTHWEST
WINDS 4 TO 9 MPH.
SUNDAY
A CHANCE OF RAIN AND SNOW. MOSTLY CLOUDY. LOWS 38 TO
43. HIGHS 52 TO 61. SOUTHWEST WINDS 2 TO 7 MPH.
ORZ704-271115-
NORTHERN DESCHUTES NATIONAL FOREST-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF RAIN IN THE EVENING. A CHANCE OF SNOW. A SLIGHT CHANCE
OF RAIN AFTER MIDNIGHT.
* MIN TEMPERATURE.....23-29.
* MAX HUMIDITY........86-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................40 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST AROUND 15 MPH.
* VENTILATION INDEX...POOR TO FAIR (89-249) DECREASING TO POOR
(32-140) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF SNOW IN THE MORNING.
* MAX TEMPERATURE.....45-50...EXCEPT 34-42 RIDGES.
* MIN HUMIDITY........48-56 PERCENT...EXCEPT 58-73 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH IN THE MORNING
BECOMING LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
* VENTILATION INDEX...POOR (42-150) INCREASING TO POOR TO FAIR
(115-247) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....23-29.
* MAX HUMIDITY........71-85 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING SOUTH 4
TO 9 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.
* VENTILATION INDEX...POOR (25-41).
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....55-60...EXCEPT 45-52 RIDGES.
* MIN HUMIDITY........41-50 PERCENT...EXCEPT 51-66 PERCENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-50) INCREASING TO POOR (61-165) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
A CHANCE OF RAIN AND SNOW. MOSTLY CLOUDY. LOWS 31 TO
37. HIGHS 46 TO 57. SOUTHWEST WINDS 3 TO 8 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 27 TO 32. HIGHS 47 TO 56. EAST
WINDS 2 TO 7 MPH.
FRIDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 30 TO 36. HIGHS
52 TO 63. SOUTHWEST WINDS 2 TO 7 MPH.
SATURDAY
RAIN LIKELY. LOWS 36 TO 42. HIGHS 50 TO 62. SOUTHWEST
WINDS 7 TO 13 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS
33 TO 39. HIGHS 47 TO 58. WEST WINDS 3 TO 8 MPH.
ORZ705-271115-
SOUTHERN DESCHUTES NATIONAL FOREST-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A
CHANCE OF SNOW IN THE EVENING. A SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT.
* MIN TEMPERATURE.....18-24.
* MAX HUMIDITY........91-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 3 TO 8 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH.
* CWR.................10 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (173-361) DECREASING TO POOR TO
FAIR (53-203) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.....42-47...EXCEPT 34-41 RIDGES.
* MIN HUMIDITY........45-60 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 2 TO 5 MPH IN THE MORNING
BECOMING UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 3 TO 8 MPH IN THE MORNING
BECOMING LIGHT LESS THAN 5 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......5000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (41-101) INCREASING TO POOR TO FAIR
(112-200) IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....20-27.
* MAX HUMIDITY........72-87 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH BECOMING
SOUTH 1 TO 5 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING SOUTH 3
TO 8 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
* VENTILATION INDEX...POOR (31-69) DECREASING TO POOR (25-54) AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....54-59...EXCEPT 46-53 RIDGES.
* MIN HUMIDITY........39-54 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH WINDS 1 TO 6 MPH.
* RIDGES/UPR SLOPES....SOUTH WINDS 1 TO 6 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-50) INCREASING TO POOR (85-187) IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
27 TO 35. HIGHS 49 TO 57. SOUTHWEST WINDS 1 TO 6 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 24 TO 31. HIGHS 52 TO 58. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 28 TO 35. HIGHS
54 TO 62. SOUTHWEST WINDS 1 TO 6 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 33 TO 40.
HIGHS 53 TO 62. SOUTHWEST WINDS 4 TO 9 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS
32 TO 37. HIGHS 51 TO 59. WEST WINDS 2 TO 7 MPH.
ORZ697-271115-
CENTRAL BLUE MOUNTAINS-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SNOW AND RAIN
LIKELY IN THE EVENING.
* MIN TEMPERATURE.....18-24.
* MAX HUMIDITY........88-100 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 10 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* CWR.................50 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (56-202) INCREASING TO POOR TO
FAIR (68-234) AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....39-44...EXCEPT 33-39 RIDGES.
* MIN HUMIDITY........48-58 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 1 TO 5 MPH IN THE MORNING
BECOMING UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 3 TO 8 MPH IN THE MORNING
BECOMING 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...POOR (43-137) INCREASING TO FAIR (258-410) IN
THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....19-25.
* MAX HUMIDITY........72-87 PERCENT.
* HUMIDITY RECOVERY...GOOD...EXCEPT EXCELLENT RIDGES.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 2 TO 7 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-62).
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....44-52...EXCEPT 38-47 RIDGES.
* MIN HUMIDITY........35-48 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPSLOPE LESS THAN 5 MPH BECOMING SOUTHEAST 3
TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3000 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-74) INCREASING TO POOR TO FAIR
(88-232) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY. LOWS 24 TO 30. HIGHS 47 TO 54. EAST
WINDS 2 TO 7 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 25 TO 30. HIGHS 46 TO 55. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
A SLIGHT CHANCE OF RAIN. PARTLY CLOUDY. LOWS 27 TO 32.
HIGHS 49 TO 57. SOUTH WINDS 1 TO 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 33 TO 38.
HIGHS 53 TO 60. SOUTHWEST WINDS 2 TO 7 MPH.
SUNDAY
A SLIGHT CHANCE OF RAIN. PARTLY CLOUDY. LOWS 33 TO 38.
HIGHS 49 TO 56. WEST WINDS 2 TO 6 MPH.
ORZ698-271115-
SOUTHERN BLUE MOUNTAINS-
129 PM PDT SUN OCT 26 2025
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
RAIN AND SNOW LIKELY IN THE EVENING.
* MIN TEMPERATURE.....18-23.
* MAX HUMIDITY........86-97 PERCENT.
* HUMIDITY RECOVERY...EXCELLENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 10 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 10 MPH.
* CWR.................30 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....WEST 15 TO 20 MPH.
* VENTILATION INDEX...POOR TO FAIR (99-223).
MONDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* MAX TEMPERATURE.....40-45.
* MIN HUMIDITY........40-50 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 1 TO 5 MPH IN THE MORNING
BECOMING UPSLOPE LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 2 TO 6 MPH IN THE MORNING
BECOMING 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...POOR (49-103) INCREASING TO FAIR (232-360) IN
THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....19-24.
* MAX HUMIDITY........71-81 PERCENT.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...DRAINAGE WINDS LESS THAN 5 MPH.
* RIDGES/UPR SLOPES....LIGHT WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST 1 TO 5 MPH AFTER MIDNIGHT.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* VENTILATION INDEX...POOR (25-52).
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* MAX TEMPERATURE.....46-52.
* MIN HUMIDITY........33-40 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 2 TO 7 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 2 TO 7 MPH.
* CWR.................0 PERCENT.
* CHC OF LIGHTNING....0 PERCENT.
* MIXING HEIGHT.......3000 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
* VENTILATION INDEX...POOR (25-56) INCREASING TO POOR TO FAIR
(122-214) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
WEDNESDAY
PARTLY CLOUDY. LOWS 23 TO 29. HIGHS 52 TO 57.
NORTHEAST WINDS 2 TO 7 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 23 TO 28. HIGHS 50 TO 55. TERRAIN
DRIVEN WINDS LESS THAN 5 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 26 TO 31. HIGHS 53 TO 58. SOUTHEAST
WINDS 1 TO 5 MPH.
SATURDAY
A SLIGHT CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 33 TO
38. HIGHS 57 TO 63. SOUTHWEST WINDS 3 TO 8 MPH.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS 32 TO
37. HIGHS 54 TO 59. WEST WINDS 3 TO 8 MPH.
8-14 DAY OUTLOOK FOR MONDAY NOVEMBER 3 THROUGH SUNDAY NOVEMBER 9
A GREATER CHANCE OF ABOVE-NORMAL TEMPERATURES AND PRECIPITATION.
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