723
FNUS76 KPDT 010222
FWSPDT

Spot Forecast for Pine Hollow Fire...US Forest Service
National Weather Service Pendleton OR
722 PM PDT Mon Jun 30 2025

Forecast is based on forecast start time of 0600 PDT on July 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 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...An incoming weather system will bring a chance of shwoers Tuesday
afternoon and evening and a slight chance of thunderstorms.  Wednesday, will see
a lingering chance, though small of showers.

Tuesday will see hot temperatures, with highs in the 90s.  Wednesday`s high temperatures
will be cooler, with highs in the mid to upper 80s.

MIN RH values will be 12 to 17 percent on Tuesday and a bit higher on Wednesday, closer to
15 to 20 percent, with moderate overnight recoveries.

Winds could gust as high as 15 mph Tuesday and 15 to 20 mph on Wednesday, mainly in the afternoon.

.TUESDAY...

Sky/weather.........Mostly sunny (30-40 percent). Chance of showers
                    late in the afternoon (30 percent). Chance of afternoon
                    thunderstorms (20 percent).
Max temperature.....91-94.
Min humidity........12-17 percent.
Wind (20 ft)........Light winds becoming north 5 to 8 mph late in
                    the morning.
Mixing height.......9800 ft AGL.
Transport winds.....North 6 to 9 mph.
Ventilation Index...Poor (70) increasing to good (540) in the
                    afternoon.

TIME (PDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Temp............64  68  72  76  80  85  88  89  91  91  91  91
RH..............37  34  30  27  24  20  20  18  17  17  17  18
20 FT wind dir..N   N   W   W   W   N   N   N   N   N   N   N
20 FT wind spd..4   4   4   4   4   7   7   7   8   8   8   8
20 FT wind gust.        7   7   7   10  10  10  12  12  12  13

.TUESDAY NIGHT...

Sky/weather.........Partly cloudy (45-55 percent) then becoming
                    mostly cloudy (55-65 percent) then becoming
                    partly cloudy (40-50 percent). Chance of
                    showers (30 percent) in the evening, then slight chance of
                    showers (20 percent) overnight.
Min temperature.....62-65.
Max humidity........47-52 percent.
Wind (20 ft)........North winds 5 to 8 mph becoming light.
Mixing height.......5400 ft AGL early in the evening.
Transport winds.....North 9 to 10 mph shifting to the northwest
                    early in the morning.
Ventilation Index...Fair (230) decreasing to poor (30) overnight.

.WEDNESDAY...

Sky/weather.........Mostly sunny (30-40 percent). Slight chance of
                    showers (20 percent).
Max temperature.....84-87.
Min humidity........14-19 percent.
Wind (20 ft)........Light winds becoming northwest 5 to 12 mph
                    early in the morning.
Mixing height.......6400 ft AGL.
Transport winds.....Northwest 5 to 12 mph increasing to around 17
                    mph late in the afternoon.
Ventilation Index...Poor (60) increasing to fair (460) in the
                    afternoon.

$$
Forecaster...Nierenberg
Requested by...Amy Hicks
Type of request...WILDFIRE
.TAG 2517013.0/PDT
.DELDT 06/30/25
.FormatterVersion 2.0.0
.EMAIL amy.hicks@usda.gov