990
FNUS76 KPDT 111942
FWSPDT

Spot Forecast for Wildcat...USFS
National Weather Service Pendleton OR
1242 PM PDT Sat Oct 11 2025

Forecast is based on forecast start time of 0800 PDT on October 12.
***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...

Light west to southwest winds will turn easterly Sunday night
and increase through Monday morning. Weakening of the easterly
wind is expected Monday afternoon. Expect a dramatic ramp up in
chances for wetting rains/snows Sunday evening, going from around
30 percent in the afternoon to 90 percent for the period beginning
Sunday evening through Monday morning. Precipitation type will
likely fall as snow above 4,500 ft. Rain showers will continue to
linger across the lower elevations through Monday.

.SUNDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Rain showers
                    early in the morning. Snow showers through the
                    day. Rain showers likely in the afternoon.
CWR.................7 percent increasing to 83 percent.
Chance of lightning.8 percent.
Max temperature.....42-45.
Min humidity........62-67 percent.
Wind (20 ft)........Southwest winds 5 to 8 mph early in the morning
                    becoming light.
Ridgetop wind.......West 10 to 16 mph shifting to the southwest
                    around 10 mph late in the afternoon.
Transport winds.....West 10 to 16 mph shifting to the southwest
                    around 6 mph late in the afternoon.
Ventilation Index...Fair (290) increasing to fair (350) in the
                    afternoon.

TIME (PDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM
Chc of ltng (%).0   0   0   10  10  10  10  10  10  10  10  10
Temp............35  35  37  38  40  42  41  42  41  40  40  38
RH..............85  85  77  72  70  66  66  64  67  70  76  80
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..8   8   8   7   7   7   5   5   5   4   4   4
20 FT wind gust.13  13  13  11  11  11  8   8   8   6   6   6

.SUNDAY NIGHT...

Sky/weather.........Cloudy (85-95 percent). Rain showers and snow
                    showers likely.
CWR.................85 percent decreasing to 61 percent early in
                    the morning.
Chance of lightning.5 percent.
Min temperature.....31-34.
Max humidity........85-90 percent.
Wind (20 ft)........Light winds becoming east 5 to 8 mph overnight.
Ridgetop wind.......Southwest 5 to 10 mph early becoming east 12 to 15 mph overnight.
Transport winds.....Southwest around 6 mph shifting to the east 12
                    to 15 mph late in the evening.
Ventilation Index...Poor (70) increasing to poor (130) overnight.

.COLUMBUS DAY...

Sky/weather.........Mostly cloudy (70-80 percent). Snow showers
                    likely in the morning, then chance of snow
                    showers late in the morning.
CWR.................61 percent decreasing to 20 percent late in the
                    morning.
Chance of lightning.0 percent.
Max temperature.....40-43.
Min humidity........60-65 percent.
Wind (20 ft)........East winds 5 to 10 mph. Gusts up to 21 mph
                    early in the morning.
Ridgetop wind.......East 18 to 25 mph.
Transport winds.....East 15 to 18 mph.
Ventilation Index...Fair (260) increasing to fair (480) in the
                    afternoon.

$$
Forecaster...Russell
Requested by...IC
Type of request...WILDFIRE
.TAG 2523435.0/PDT
.DELDT 10/11/25
.FormatterVersion 2.0.0
.EMAIL kai.hanssen-keller@usda.gov