115
FNUS76 KPDT 121136
FWSPDT

Spot Forecast for Anthony...FS
National Weather Service Pendleton OR
436 AM PDT Wed Aug 12 2026

Forecast is based on forecast start time of 0600 MDT on August 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 transport wind
   multiplied by the mixing height in 100`s of ft.
   Categories are a generalized indicator only:
   low (< 200), moderate (200-500), high (500-700),
   and very high (> 700).                           ***

If you have questions or concerns with this forecast, please
contact our office at (541) 276-8134.

.DISCUSSION...A transition to a weather pattern that supports showers
and thunderstorms is underway. A very low chance (5 percent) of high-based
showers and thunderstorms is forecast this afternoon and tonight, followed
by a slight chance (15 percent) Thursday afternoon. Winds will be diurnally
driven, strongest during the afternoon and evening hours; any showers and
thunderstorms that develop will be capable of producing gusty and erratic
outflow winds. Shower and thunderstorm chances will continue Friday.

.TODAY...

Sky/weather.........Mostly sunny (0-15 percent). Areas of smoke. Very
                    low (5 percent) chance of showers and thunderstorms
                    in the afternoon.
CWR.................0 percent.
Chance of lightning.5 percent.
Max temperature.....65-68.
Min humidity........31-36 percent.
Wind (20 ft)........Northwest winds 3-7 mph with gusts of 10-15 mph,
                    increasing to 8-12 mph with gusts of 12-17 mph
                    in the afternoon.
Ridgetop wind.......Northwest winds 5-9 mph with gusts of 12-17 mph,
                    increasing to 10-15 mph with gusts of 15-20 mph
                    in the afternoon.
Mixing height.......Increasing to 6500-7000 ft AGL by afternoon.
Transport winds.....West 6-10 mph, becoming west to southwest 10-15
                    mph in the afternoon.
Ventilation Index...Low (80) increasing to high (680) in the
                    afternoon.

TIME (MDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............49  50  52  55  58  60  62  63  63  65  63  62
RH..............60  58  58  51  49  45  42  38  36  36  38  44
20 FT wind dir..W   W   W   NW  NW  NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..7   6   5   5   6   7   7   8   9   10  12  12
20 FT wind gust.10  10  10  10  10  10  12  12  12  15  17  17

.TONIGHT...

Sky/weather.........Mostly clear to partly cloudy (5-30 percent). Areas
                    of smoke. Very low (5 percent) chance of showers and
                    thunderstorms overnight.
CWR.................0 percent.
Chance of lightning.5 percent.
Min temperature.....44-47.
Max humidity........72-77 percent.
Wind (20 ft)........North to northwest winds 8-12 mph with gusts of 12-17
                    mph in the evening, becoming northwest 3-7 mph overnight.
Ridgetop wind.......North to northwest winds 10-15 mph with gusts of 15-20
                    mph in the evening, becoming northwest 4-8 mph overnight.
Mixing height.......Decreasing to 300-600 ft AGL overnight.
Transport winds.....Northwest 8-12 mph.
Ventilation Index...Decreasing to low (30) overnight.

.THURSDAY...

Sky/weather.........Mostly sunny (10-30 percent) then becoming partly to
                    mostly cloudy (40-60 percent) in the afternoon. Areas
                    of smoke. Slight chance (15 percent) of showers and
                    thunderstorms in the afternoon.
CWR.................0 percent.
Chance of lightning.15 percent.
Max temperature.....61-64.
Min humidity........45-50 percent.
Wind (20 ft)........Northwest winds 3-7 mph early morning, shifting to the
                    north and increasing to 8-12 mph with gusts of 12-17 mph
                    late morning. Gusty and erratic winds in the vicinity
                    of any thunderstorms that develop.
Ridgetop wind.......Northwest winds 4-8 mph early morning, shifting to the
                    north and increasing to 10-15 mph with gusts of 15-20 mph
                    late morning. Gusty and erratic winds in the vicinity
                    of any thunderstorms that develop.
Mixing height.......Increasing to 6000-6500 ft AGL by afternoon.
Transport winds.....Northwest 7-11 mph.
Ventilation Index...Low (90) increasing to high (630) in the
                    afternoon.

$$
Forecaster...Plunkett
Requested by...IC Makarowski
Type of request...WILDFIRE
.TAG 2619281.3/PDT
.DELDT 08/12/26
.FormatterVersion 2.0.0
.EMAIL jeffrey.duke@usda.gov,daniel.oneal@usda.gov,orbmc@firenet.gov,ethan.makarowski@usda.gov