401
FNUS76 KPDT 291332
FWSPDT

Spot Forecast for Tygh Valley Rural Fire Request...Tygh Valley Rural Fire Protection District
National Weather Service Pendleton OR
632 AM PDT Wed Jul 29 2026

Forecast is based on forecast start time of 0700 PDT on July 29.
***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...Dry and warm conditions will persist over the fire
today with light winds becoming N 5-8 mph after 1300. Minimum
humidity will be in the low 20%. Overnight recoveries will be in
the 60% with SW winds near 5 mph. Thursday will see minimum
humidity of high teens low 20% with light winds becoming north
after 1400.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent). Areas of smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....Around 90.
Min humidity........21-26 percent.
Wind (20 ft)........Light winds becoming north 5 to 8 mph after
                    1300.
Ridgetop wind.......Variable winds 3 to 5 mph becoming north 7 to
                    10 mph after 1300.
Mixing height.......5700 ft AGL early in the morning.
Transport winds.....Southwest around 5 mph.
Ventilation Index...Low (30) increasing to moderate (220) in the
                    afternoon.

.TONIGHT...

Sky/weather.........Mostly clear (5-15 percent). Areas of smoke in
                    the evening, then patchy smoke overnight.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....55-58.
Max humidity........63-68 percent.
Wind (20 ft)........Northwest winds 5 to 7 mph shifting to the
                    southwest around 5 mph overnight.
Ridgetop wind.......Northwest winds 7 to 9 mph shifting to the
                    southwest around 7 mph overnight.
Mixing height.......700 ft AGL in the evening.
Transport winds.....West around 6 mph.
Ventilation Index...Moderate (210) decreasing to low (30)
                    overnight.

.THURSDAY...

Sky/weather.........Sunny (5-15 percent) then becoming partly sunny
                    (55-65 percent). Patchy smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....Around 90.
Min humidity........18-23 percent.
Wind (20 ft)........Light winds becoming north around 5 mph after
                    1400.
Ridgetop wind.......Variable winds 3 to 5 mph becoming north around
                    5 mph after 1400.
Mixing height.......5400 ft AGL early in the morning.
Transport winds.....West around 7 mph.
Ventilation Index...Low (40) increasing to moderate (360) in the
                    afternoon.

$$
Forecaster...Bennese
Requested by...Paul LaPlant
Type of request...WILDFIRE
.TAG 2618539.1/PDT
.DELDT 07/29/26
.FormatterVersion 2.0.0
.EMAIL tvrfpd@gmail.com