797
FNUS76 KPDT 081247
FWSPDT

Spot Forecast for Badwater Fire...BLM
National Weather Service Pendleton OR
547 AM PDT Tue Jul 8 2025

Forecast is based on forecast start time of 0600 PDT on July 08.
***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...Upper level ridge of high pressure will maintain hot, dry
conditions today. A weak front moves through the area late Tuesday night into
Wednesday bringing cooler temps, breezy southwest to west winds, and low
min RH values (below 20%) Wednesday afternoon.

.TODAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
Chance of lightning.2 percent.
Max temperature.....96-99.
Min humidity........4-9 percent.
Wind (20 ft)........Light winds becoming southeast 5 to 8 mph in
                    the afternoon.
Ridgetop wind.......Light, easterly, turning southeasterly during the late morning
and increasing to around 10 mph with gusts to 15 mph.
Mixing height.......12600 ft AGL.
Transport winds.....Southeast around 11 mph.
Ventilation Index...Poor (30) increasing to excellent (1030) in the
                    afternoon.

.TONIGHT...

Sky/weather.........Mostly cloudy (55-65 percent) then becoming
                    mostly clear (0-10 percent).
CWR.................0 percent.
Chance of lightning.9 percent.
Min temperature.....56-59.
Max humidity........52-57 percent.
Wind (20 ft)........West winds 5 to 8 mph.
Ridgetop wind.......Southwesterly turning westerly at 5 to 8 mph with gusts
to 15 mph.
Mixing height.......6900 ft AGL early in the evening.
Transport winds.....West around 10 mph.
Ventilation Index...Fair (240) decreasing to poor (30) overnight.

.WEDNESDAY...

Sky/weather.........Sunny (5-15 percent). Slight chance of showers
                    and thunderstorms in the afternoon.
CWR.................0 percent.
Chance of lightning.15 percent.
Max temperature.....Around 90.
Min humidity........9-14 percent.
Wind (20 ft)........West winds 5 to 11 mph. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
Ridgetop wind.......Westerly, becoming northwesterly around 10 to 12 mph with gusts
to 20 mph.
Mixing height.......8400 ft AGL early in the morning.
Transport winds.....West around 10 mph.
Ventilation Index...Poor (40) increasing to good (610) in the
                    afternoon.

$$
Forecaster...NWS Portland
Requested by...Sam Ellibee
Type of request...WILDFIRE
.TAG 2517513.0/PDT
.DELDT 07/08/25
.FormatterVersion 2.0.0
.EMAIL orbic@firenet.gov