659
FNUS76 KPDT 240038
FWSPDT

Spot Forecast for Yoda Rx...USFS
National Weather Service Pendleton OR
538 PM PDT Thu Apr 23 2026

Forecast is based on ignition time of 1700 PDT on April 23.
***Thunderstorms imply gusty and erratic 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 only:
   low (< 200), moderate (200-500), high (500-700),
   and very high (> 700).                           ***

If you have questions or concerns with this forecast, please
contact our office at (541) 276-8134.

.DISCUSSION...Dry conditions prevail with light winds with a
general north direction through the forecast period. Low to
moderate ventilation expected, with the best values in the
late morning to afternoon hours. Min RHs hover in the upper
teens to lower 20s today, but will see slightly cooler
temperatures tomorrow bringing them up in the mid 20s to
low 30s. Otherwise, excellent overnight recoveries are
expected tonight in the high 80s to low 90s.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
Max temperature.....60-65.
Min humidity........17-22 percent.
Wind (20 ft)........North winds 7 to 12 mph.
Ridgetop wind.......North winds 10 to 15 mph.
Mixing height.......4400 ft AGL.
Transport winds.....North 10 to 15 mph.
Ventilation Index...Moderate (230).

TIME (PDT)      8 AM   10 AM  12 PM  2 PM   4 PM   6 PM   8 PM
Temp............34     40     46     51     55     48     42
RH..............86     67     44     34     30     34     39
20 ft wind......N 3    N 4    N 7    N 7    N 8    N 9    N 9
20 ft wind gust.       11     14     17     15     15     14

.TONIGHT...

Sky/weather.........Mostly cloudy (45-55 percent).
CWR.................0 percent.
Min temperature.....29-34.
Max humidity........85-90 percent.
Wind (20 ft)........North winds 3 to 8 mph.
Ridgetop wind.......North winds 5 to 10 mph.
Mixing height.......500 ft AGL.
Transport winds.....North 7 to 12 mph.
Ventilation Index...Moderate (230) decreasing to low (50)
                    overnight.

.FRIDAY...

Sky/weather.........Mostly sunny (25-35 percent).
CWR.................0 percent.
Max temperature.....54-59.
Min humidity........25-30 percent.
Wind (20 ft)........North winds 5 to 10 mph.
Ridgetop wind.......North winds 7 to 12 mph.
Mixing height.......4900 ft AGL.
Transport winds.....North 9 to 14 mph.
Ventilation Index...Low (160) increasing to moderate (330) in the
                    afternoon.

.FRIDAY NIGHT...

Sky/weather.........Mostly clear (15-25 percent).
CWR.................0 percent.
Min temperature.....26-31.
Max humidity........60-65 percent.
Wind (20 ft)........North winds 6 to 11 mph.
Ridgetop wind.......North winds 7 to 12 mph.
Mixing height.......500 ft AGL.
Transport winds.....North 7 to 14 mph.
Ventilation Index...Moderate (320) decreasing to low (40)
                    overnight.

$$
Forecaster...Day
Requested by...FT- 34
Type of request...PRESCRIBED
.TAG 2611429.1/PDT
.DELDT 04/23/26
.FormatterVersion 2.0.0
.EMAIL adam.wold@usda.gov,Samuel.Schnabel@usda.gov,daniel.leonard@usda.gov,sean.carroll@usda.gov