266
FNUS76 KPDT 141433
FWSPDT

Spot Forecast for Huckleberry fire...USFS
National Weather Service Pendleton OR
733 AM PDT Sun Sep 14 2025

Forecast is based on forecast start time of 0700 PDT on September 14.
***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...Showers are likely (60-80% chance) later this morning
through the afternoon, but will taper off this evening. West to
northwest winds today will transition to north to northeast winds
overnight then south to southeast by Monday. Afternoon relative humidity
will drop Monday.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (80-90 percent). Rain showers
                    likely (60-80% chance) by late morning.
CWR.................10 percent increasing to 50 percent late in the
                    morning, then decreasing to 15 percent late in
                    the afternoon.
Chance of lightning.10 percent.
Max temperature.....48-51.
Min humidity........75-80 percent.
Wind (20 ft)........West-northwest winds 5-9 mph ,gusting up to 15
                    mph.
Ridgetop wind.......West-northwest winds 7-11 mph, gusting
                    up to 20 mph.
Mixing height.......Increasing to 1600-2100 ft AGL by late morning.
Transport winds.....West to northwest 10-15 mph, strongest in the
                    afternoon.
Ventilation Index...Poor (160) increasing to fair (300) in the
                    afternoon.

TIME (PDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
Chc of ltng (%).2      2      10     10     10      2
Temp............49     49     48     48     46     44
RH..............75     80     90     92     92     92
20 ft wind......NW 5   W 6    W 8    W 8    W 8    W 8
20 ft wind gust.6      7      10     10     11     11

.TONIGHT...

Sky/weather.........Mostly cloudy (60-70 percent) then becoming
                    partly cloudy (20-30 percent). Chance (30%) of
                    rain showers early in the evening.
CWR.................2 percent.
Chance of lightning.10 percent in the evening.
Min temperature.....39-42.
Max humidity........78-83 percent.
Wind (20 ft)........Northwest winds 6-10 mph shifting to the
                    north overnight. Gusts up to 15 mph.
Ridgetop wind.......Northwest winds 8-12 mph shifting to the
                    north overnight. Gusts up to 20 mph.
Mixing height.......Decreasing to near surface overnight.
Transport winds.....Northwest 12-17 mph shifting to the north
                    9-14 mph overnight.
Ventilation Index...Fair (340) decreasing to fair (220) overnight.

.MONDAY...

Sky/weather.........Sunny (5-20 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....60-63.
Min humidity........40-45 percent.
Wind (20 ft)........North-northeast winds 4-8 mph shifting to the
                    south to southeast 3-6 mph late morning. Gusts
                    up to 12 mph early morning.
Ridgetop wind.......North-northeast winds 5-9 mph shifting to the south
                    to southeast 3-6 mph late morning. Gusts up to 15 mph
                    early morning.
Mixing height.......Increasing to 3500-4000 ft AGL by afternoon.
Transport winds.....North-northeast 8-12 mph shifting to the southeast 3-5
                    mph late in the morning.
Ventilation Index...Poor (130) increasing to poor (160) in the
                    afternoon.

$$
Forecaster...Plunkett
Requested by...Nicholas Steel
Type of request...WILDFIRE
.TAG 2521945.0/PDT
.DELDT 09/14/25
.FormatterVersion 2.0.0
.EMAIL Nicholas.steel@usda.gov