267
FNUS76 KPDT 241735
FWSPDT

Spot Forecast for Hog Ranch Piles RX...WA DNR
National Weather Service Pendleton OR
935 AM PST Mon Nov 24 2025

Forecast is based on ignition time of 1000 PST on November 24.
***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...Area will be between systems today, with less than
a 10% chance of precipitation today and tonight. Next system arrives
tomorrow late in the morning with light to moderate snowfall that
will transition to a rain/snow mix Tuesday night. Winds will remain
less than 10 mph, though a few gusts up to 15 mph will be possible
into early this afternoon. RHs will dip into the upper 40s today,
but the return of moisture to the area will result in daytime RHs
in the mid to upper 60s tomorrow. Overnight recovery will be
good to excellent.

.REST OF TODAY...

Sky/weather.........Sunny (5-15 percent) then becoming partly sunny
                    (45-55 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....41-44.
Min humidity........47-52 percent.
Wind (20 ft)........West winds 5 to 8 mph with gusts to around 15
                    mph, decreasing to 3 to 6 mph around 4PM.
Ridgetop wind.......West winds 7 to 12 mph becoming 5 to 8 mph
around 4PM.
Mixing height.......2900 ft AGL.
Transport winds.....West 15 to 22 mph decreasing to around 10 mph
                    late in the afternoon.
Ventilation Index...Poor to fair (50-390).

TIME (PST)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............38  39  40  41  39  39  37  34  33  32  31  30
RH..............54  54  52  54  57  60  68  73  73  75  76  74
20 FT wind dir..W   W   W   W   W   W   W   W   W   W   W   W
20 FT wind spd..8   8   8   6   6   6   4   4   4   4   4   4
20 FT wind gust.17  17  17  12  12  12  6   6   6   7   7   7

.TONIGHT...

Sky/weather.........Partly cloudy (45-55 percent) then becoming
                    mostly cloudy (55-65 percent) then becoming
                    partly cloudy (40-50 percent) then becoming
                    mostly cloudy (65-75 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....Around 30.
Max humidity........71-76 percent.
Wind (20 ft)........Light downslope winds.
Ridgetop wind.......West winds 5 to 8 mph shifting to the south
4 to 7 mph after 3AM.
Mixing height.......700 ft AGL early in the evening then 500 ft AGL
                    after 3 am.
Transport winds.....West 5 to 12 mph shifting to the south around 5
                    mph after 3 am.
Ventilation Index...Poor (30-50) decreasing to poor (30) overnight.

.TUESDAY...

Sky/weather.........Mostly cloudy (75-85 percent). Snow likely in
                    the late morning and early afternoon. Snow late
                    in the afternoon.
CWR.................0 percent increasing to 85 percent.
Chance of lightning.1 percent.
Max temperature.....34-37.
Min humidity........65-70 percent.
Wind (20 ft)........Light winds becoming southeast 4 to 7 mph early
                    after 11AM.
Ridgetop wind.......South winds 4 to 7 mph shifting to the southwest
around 1PM.
Mixing height.......900 ft AGL.
Transport winds.....South 5 to 7 mph.
Ventilation Index...Poor (30-50) increasing to poor (50) in the
                    afternoon.

$$
Forecaster...Lawhorn
Requested by...Lane Berry
Type of request...PRESCRIBED
.TAG 2526578.0/PDT
.DELDT 11/24/25
.FormatterVersion 2.0.0
.EMAIL Lane.berry@dnr.wa.gov