637
FNUS76 KPDT 011519
FWSPDT

Spot Forecast for Sting 6 RX...USFS
National Weather Service Pendleton OR
819 AM PDT Thu Oct 1 2026

Forecast is based on ignition time of 0900 PDT on October 01.
***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...Elevated fire weather conditions with dry air lingering
with relative humidity levels dropping 20 to 30 percent through
tomorrow. Light and variable winds prevail, with mostly terrain driven
direction (especially in the overnight hours). Otherwise, excellent
overnight recoveries are forecasted.

.REST OF TODAY...

Sky/weather.........Sunny (15-25 percent). Patchy fog late in the
                    morning.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....77-81.
Min humidity........25-30 percent.
Wind (20 ft)........Light winds.
Ridgetop wind.......Light winds.
Mixing height.......5500 ft AGL.
Transport winds.....Southeast 5 to 10 mph shifting to the west
                    5 to 10 mph late in the afternoon.
Ventilation Index...Low (30) increasing to moderate (200) in the
                    afternoon.

TIME (PDT)      9 AM   11 AM  1 PM   3 PM   5 PM   7 PM
Chc of ltng (%).0      0      0      0      0      0
Temp............46     61     71     75     74     66
RH..............90     55     36     29     31     52
20 ft wind......N 3    E 3    E 4    NE 4   NW 3   N 2
20 ft wind gust.5      5      6      6      6      5

.TONIGHT...

Sky/weather.........Partly cloudy (20-30 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....37-42.
Max humidity........85-90 percent.
Wind (20 ft)........Light winds.
Ridgetop wind.......Light winds.
Mixing height.......3200 ft AGL early in the evening.
Transport winds.....West 5 to 10 mph shifting to the north 5 to 10
                    mph early in the evening, then shifting to the
                    west 5 to 10 mph overnight.
Ventilation Index...Low (90) decreasing to low (30) overnight.

.FRIDAY...

Sky/weather.........Mostly sunny (45-55 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....75-80.
Min humidity........20-25 percent.
Wind (20 ft)........Light winds becoming west 3 to 8 mph by 2 PM.
Ridgetop wind.......Light winds becoming west 5 to 10 mph by 2 PM.
Mixing height.......5000 ft AGL early in the morning.
Transport winds.....West 5 to 10 mph.
Ventilation Index...Low (30) increasing to moderate (260) in the
                    afternoon.

$$
Forecaster...Day
Requested by...Patrick Odell
Type of request...PRESCRIBED
.TAG 2622757.2/PDT
.DELDT 10/01/26
.FormatterVersion 2.0.0
.EMAIL sadler.schwartz@usda.gov,patrick.odell@usda.gov