603
FNUS76 KPDT 130239
FWSPDT

Spot Forecast for HIGHLAND...BLM
National Weather Service Pendleton OR
739 PM PDT Sat Jul 12 2025

Forecast is based on forecast start time of 2000 PDT on July 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...Dry weather is expected through Monday.  Hot
temperatures are expected both days, though Monday will be
slightly cooler.

MIN RH values will be under 20 percent on Sunday and 15 to 20
percent on  Monday, with good overnight recoveries.

Winds will generally be light tonight, but gusty north to northwest
afternoon winds will prevail both Sunday and Monday.

.REST OF TONIGHT...

Sky/weather.........Mostly clear (0-10 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....Around 60.
Max humidity........60-65 percent.
Wind (20 ft)........North winds 5 to 7 mph early in the evening
                    becoming light.
Ridgetop wind.......North to nortwest winds 10 to 15 mph this evening,
                    with gusts to 20 mph this evening, becoming light by
                    by daybreak.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast around 7 mph.
Ventilation Index...Fair (340) decreasing to poor (30) overnight.

.SUNDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....95-98.
Min humidity........13-18 percent.
Wind (20 ft)........Light winds becoming northwest 6 to 11 mph with
                    gusts to around 20 mph in the afternoon.
Ridgetop wind.......Light winds becoming north around 10 mph in the afternoon,
                    with gusts 15 to 20 mph.
Mixing height.......7200 ft AGL.
Transport winds.....Northwest around 7 mph.
Ventilation Index...Poor (30) increasing to fair (490) in the
                    afternoon.

.SUNDAY NIGHT...

Sky/weather.........Mostly clear (0-10 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....Around 60.
Max humidity........63-68 percent.
Wind (20 ft)........Northwest winds 5 to 15 mph.
Ridgetop wind.......Northwest winds 5 to 10 mph.
Mixing height.......600 ft AGL.
Transport winds.....Northwest around 10 mph.
Ventilation Index...Fair (490) decreasing to poor (40) overnight.

.MONDAY...

Sky/weather.........Sunny (0-5 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....92-95.
Min humidity........16-21 percent.
Wind (20 ft)........Light winds becoming northwest 6 to 11 mph with
                    gusts to around 20 mph in the afternoon.
Ridgetop wind.......Northwest winds 5 to 10 mph, increasing to 15 to 20
                    mph in the afternoon, with gusts to 25 mph.
Mixing height.......6300 ft AGL.
Transport winds.....West around 10 mph.
Ventilation Index...Poor (30) increasing to good (520) in the
                    afternoon.

$$
Forecaster...Nierenberg
Requested by...Jada Altman
Type of request...WILDFIRE
.TAG 2517896.0/PDT
.DELDT 07/12/25
.FormatterVersion 2.0.0
.EMAIL orcoc@firenet.gov