648
FNUS76 KPDT 131324
FWSPDT

Spot Forecast for Taneum Piles...USFS
National Weather Service Pendleton OR
524 AM PST Thu Nov 13 2025

Forecast is based on ignition time of 0900 PST on November 13.
***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 the
   transport wind multiplied by the mixing
   height in 100`s of feet. Index categories
   are a generalized indicator only.***

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

.DISCUSSION...Intermittent rain showers are expected at the site
today as a weather system moves through the region. Winds will
gradually become more westerly during the period, with the bulk of
precipitation expected to end by around sunset. Another, lighter
round is expected to materialize early Friday morning, with
periods of light, intermittent showers expected to continue
through the weekend.


.TODAY...

Sky/weather.........Cloudy (85-95 percent). Rain likely throughout
                    the day (80-90 percent).
CWR.................77 percent decreasing to 20 percent late in the
                    afternoon.
Chance of lightning.2 percent.
Max temperature.....45-48.
Min humidity........83-88 percent.
Wind (20 ft)........South winds 5 to 8 mph early, becoming Southwest
                    at 5 to 10 mph by the afternoon.
Ridgetop wind.......South winds 5 to 10 mph early, becoming Southwest
                    10 to 15 mph by the afternoon.
Mixing height.......Near-surface.
Transport winds.....South around 8 mph early, becoming West-Southwest
                    by the late afternoon.
Ventilation Index...Poor (30).

TIME (PST)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............41  42  44  44  45  45  45  44  43  42  43  42
RH..............93  93  93  95  93  94  95  96  97  98  93  89
20 FT wind dir..S   S   S   S   SW  SW  SW  SW  SW  SW  W   W
20 FT wind spd..4   5   5   5   4   4   4   4   4   4   5   5
20 FT wind gust.7   8   8   8   7   7   7   7   7   7   10  10

.TONIGHT...

Sky/weather.........Cloudy (80-90 percent), then becoming mostly
                    cloudy (55-65 percent). Chance of rain (50-60
                    percent).
CWR.................20 percent decreasing to 5 percent in the late
                    evening and overnight.
Chance of lightning.2 percent.
Min temperature.....Around 40.
Max humidity........83-88 percent.
Wind (20 ft)........West-Southwest winds 5 to 8 mph early in the
                    evening, becoming West-Northwest overnight.
Ridgetop wind.......Southwest 6 to 12 mph early in the evening,
                    becoming West 10 to 20 mph overnight.
Mixing height.......Near-surface.
Transport winds.....West around 10 mph.
Ventilation Index...Poor (30).

.FRIDAY...

Sky/weather.........Partly sunny (65-75 percent). Chance of rain
                    through the day (50-60 percent).
CWR.................6 percent.
Chance of lightning.2 percent.
Max temperature.....41-44.
Min humidity........80-85 percent.
Wind (20 ft)........West winds 5 to 8 mph.
Ridgetop wind.......West winds 8 to 14 mph.
Mixing height.......1400 ft AGL.
Transport winds.....West around 16 mph.
Ventilation Index...Poor (30-180).

$$
Forecaster...Evans
Requested by...K Bass
Type of request...PRESCRIBED
.TAG 2525399.0/PDT
.DELDT 11/13/25
.FormatterVersion 2.0.0
.EMAIL kenton.bass@usda.gov