FNUS76 KPDT 080854
FWSPDT

Spot Forecast for Greenhorn...USFS
National Weather Service Pendleton OR
154 AM PDT Wed Jul 8 2026

Forecast is based on forecast start time of 0200 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 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 passing system will keep winds breezy overnight,
becoming more calm during the early morning hours. Winds will be
variable and light through much of the morning, increasing out of
the north through the afternoon and peaking 1600-1900 today. Weak
inversion sets up around 2100 tonight, breaking around 0800
Thursday.

.REST OF TONIGHT...

Sky/weather.........Clear (0-5 percent). 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Min temperature.....52-55. 
Max humidity........51-56 percent. 
Wind (20 ft)........North winds 6 to 11 mph. 
Ridgetop wind.......North winds 8 to 14 mph. 
Mixing height.......500 ft AGL. 
Transport winds.....North around 13 mph. 
Ventilation Index...Low (50). 

.TODAY...

Sky/weather.........Sunny (10-20 percent). 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....Around 70. 
Min humidity........22-27 percent. 
Wind (20 ft)........Light winds becoming west 2 to 6 mph
                    after noon then north 8 to 15 mph with
                    gusts up to 18 mph after 1500. 
Ridgetop wind.......Light winds becoming west 3 to 7 mph
                    after noon then north 10 to 17 mph with
                    gusts up to 20 mph after 1500. 
Mixing height.......6000 ft AGL. 
Transport winds.....West around 12 mph. 
Ventilation Index...Low (100) increasing to high (590) in the 
                    afternoon. 

.TONIGHT...

Sky/weather.........Clear (0-5 percent). 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Min temperature.....Around 50. 
Max humidity........49-54 percent. 
Wind (20 ft)........Northwest winds 6 to 13 mph. 
Ridgetop wind.......Northwest winds 7 to 15 mph. 
Mixing height.......800 ft AGL in the evening then 500 ft AGL early 
                    in the morning. 
Transport winds.....Northwest around 13 mph. 
Ventilation Index...Moderate (320) decreasing to low (40) 
                    overnight. 

.THURSDAY...

Sky/weather.........Sunny (0-5 percent). 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....66-69. 
Min humidity........16-21 percent. 
Wind (20 ft)........Northwest winds 5 to 10 mph. 
Ridgetop wind.......Northwest winds 6 to 12 mph. 
Mixing height.......5800 ft AGL. 
Transport winds.....West around 11 mph. 
Ventilation Index...Low (110) increasing to high (520) in the 
                    afternoon. 

$$
Forecaster...Callihan
Requested by...IC-Turner
Type of request...WILDFIRE
.TAG 2616971.0/PDT
.DELDT 07/08/26
.FormatterVersion 2.0.0
.EMAIL orbmc@firenet.gov,kevin.bomberger@usda.gov,kip.turner@usda.gov