811
FNUS76 KPDT 191133
FWSPDT

Spot Forecast for Burnt Creek Fire...USFS
National Weather Service Pendleton OR
433 AM PDT Sun Jul 19 2026

Forecast is based on forecast start time of 0600 PDT on July 19.
***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...
Hot and dry conditions persist Sunday and Monday under a ridge of
high pressure. Winds will generally be 10 mph or less. Afternoon
humidity will fall very low Sunday, potentially dropping into the
single digits. Overnight recoveries will be poor Sunday night.
Humidity will trend around five percent wetter Monday afternoon
with afternoon RHs in the low teens.

.TODAY...

Sky/weather.........Sunny (0-20 percent) in the morning and early
                    afternoon becoming partly sunny
                    (30-45 percent) after 1500. Patchy smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....91-95.
Min humidity........7-11 percent.
Wind (20 ft)........Southwest winds 1 to 4 mph in the early
                    morning becoming northwest 3 to 6 mph after
                    1000.
Ridgetop wind.......Southwest winds 2 to 5 mph in the early
                    morning becoming northwest 5 to 10 mph after
                    1100.
Mixing height.......Inversion lifting around 0830. Mixing height
                    increasing to 7500 ft AGL in the afternoon.
Transport winds.....West 5 to 12 mph in the morning increasing to
                    23 to 30 mph in the afternoon.
Ventilation Index...Low (50) increasing to high (550) in the
                    afternoon.

TIME (PDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............56  63  68  74  79  82  85  88  90  92  94  93
RH..............41  37  31  24  19  17  16  14  12  10  9   11
20 FT wind dir..SW  SW  SW  W   NW  NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..1   2   2   2   2   3   4   4   5   5   6   6
20 FT wind gust.            4   6   6   7   10  10  10  10  10

.TONIGHT...

Sky/weather.........Partly cloudy (25-50 percent) in the evening
                    becoming mostly cloudy (50-75 percent) after
                    0200. Patchy smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....62-66.
Max humidity........40-44 percent.
Wind (20 ft)........Northwest winds 3 to 5 mph in the evening
                    becoming north-northeast 2 to 4 mph after
                    2100.
Ridgetop wind.......Northwest winds 6 to 10 mph in the evening
                    becoming northeast 2 to 5 mph after 2100.
Mixing height.......Falling to 500 ft AGL around 2100.
Transport winds.....Northwest 13 to 18 mph in the evening
                    shifting to the northeast 5 to 8 mph
                    overnight.
Ventilation Index...Low (120) decreasing to low (30) overnight.

.MONDAY...

Sky/weather.........Mostly cloudy (55-80 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....89-93.
Min humidity........11-15 percent.
Wind (20 ft)........Southeast winds 1 to 4 mph in the morning
                    becoming northeast 6 to 11 mph after 1200.
Ridgetop wind.......East wind 1 to 4 mph in the morning becoming
                    southeast 4 to 7 mph after 0900, then
                    shifting northeast again 6 to 11 mph after
                    1200.
Mixing height.......Inversion lifting around 0830. Mixing height
                    increasing to 6000 ft AGL in the afternoon.
Transport winds.....East-northeast 5 to 8 mph in the morning
                    shifting to the north 6 to 12 mph in the
                    early afternoon.
Ventilation Index...Low (30) increasing to moderate (280) in the
                    afternoon.

$$
Forecaster...NWS Spokane
Requested by...Mitchell Neuber
Type of request...WILDFIRE
.TAG 2617740.0/PDT
.DELDT 07/19/26
.FormatterVersion 2.0.0
.EMAIL orbmc@firenet.gov,mitchell.neuber@usda.gov