888  
FNUS76 KPDT 031517  
FWSPDT  
 
SPOT FORECAST FOR WOLF A RX...USFS  
NATIONAL WEATHER SERVICE PENDLETON OR  
817 AM PDT SAT OCT 3 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON OCTOBER 03.  
***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  
HIGH PRESSURE BUILDING OVER THE REGION WILL  
RESULT IN LIGHT SOUTHEAST TO SOUTH WINDS EACH DAY. AFTERNOON  
RHS WILL BE IN THE MID TEENS BOTH DAYS, WITH FAIR TO GOOD  
OVERNIGHT RECOVERY. LOW LEVEL INVERSION WILL BEGIN LIFTING  
AROUND 10AM THIS MORNING, THEN REDEVELOP BEFORE 7PM THIS  
EVENING, THEN START LIFTING AGAIN AROUND 11AM TOMORROW  
MORNING.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....75-78.  
MIN HUMIDITY........14-19 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 3 TO 6 MPH SHIFTING TO THE  
SOUTH 5 TO 8 MPH.  
RIDGETOP WIND.......SOUTHEAST WINDS 4 TO 7 MPH SHIFTING TO THE  
SOUTH 5 TO 10 MPH.  
MIXING HEIGHT.......4600 FT AGL.  
TRANSPORT WINDS.....SOUTH 7 TO 10 MPH.  
VENTILATION INDEX...LOW (40) INCREASING TO MODERATE (330-340) IN  
THE AFTERNOON.  
 
TIME (PDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM  
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............46 53 63 68 71 73 74 75 75 74 71 66  
RH..............51 49 41 36 30 23 19 15 15 16 25 31  
20 FT WIND DIR..SE SE SE S S S S S S S S S  
20 FT WIND SPD..4 4 5 7 7 8 8 7 6 6 5 4  
20 FT WIND GUST. 10 10 11 11 10  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....44-47.  
MAX HUMIDITY........45-50 PERCENT.  
WIND (20 FT)........SOUTH WINDS 4 TO 7 MPH SHIFTING TO THE  
SOUTHEAST AROUND 8PM.  
RIDGETOP WIND.......SOUTH WINDS 5 TO 8 MPH SHIFTING TO THE  
SOUTHEAST AROUND 8PM.  
MIXING HEIGHT.......2100 FT AGL EARLY IN THE EVENING.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 9 MPH.  
VENTILATION INDEX...LOW (70-80) DECREASING TO LOW (30) OVERNIGHT.  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....79-82.  
MIN HUMIDITY........14-19 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 4 TO 7 MPH SHIFTING TO THE  
SOUTH AROUND 11AM.  
RIDGETOP WIND.......SOUTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE  
SOUTH 5 TO 10 MPH AROUND 11AM.  
MIXING HEIGHT.......6500 FT AGL EARLY IN THE MORNING.  
TRANSPORT WINDS.....SOUTHEAST AROUND 8 MPH SHIFTING TO THE  
SOUTHWEST 9 TO 14 MPH LATE IN THE MORNING.  
VENTILATION INDEX...LOW (40) INCREASING TO HIGH (520-530) IN THE  
AFTERNOON.  
 
 
FORECASTER...LAWHORN  
REQUESTED BY...JOSH CATE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2623007.0/PDT  
.DELDT 10/03/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JOSHUA.CATE@USDA.GOV,DARREN.GUNN@USDA.GOV,ORBIC@FIRENET.GOV,KEVIN.PERCY@USDA.GOV  
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