295  
FNUS76 KPDT 040727  
FWSPDT  
 
SPOT FORECAST FOR THREE QUEENS...USDA  
NATIONAL WEATHER SERVICE PENDLETON OR  
1227 AM PDT SUN OCT 4 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON OCTOBER 04.  
***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
 
 
LIGHT WINDS IN THE SHELTERED AREAS THIS MORNING WITH UP TO 15 MPH WINDS  
ON THE RIDGETOPS. WINDS BECOME EVEN LIGHTER IN THE EARLY AFTERNOON.  
WINDS THEN REDEVELOP AT ABOUT 4 TO 6 MPH OUT OF THE NORTHWEST LATE  
THIS AFTERNOON WITH UP TO 12 MPH ON THE RIDGE TOPS, CONDITIONS THAT  
WILL PERSIST THOUGH AT LEAST MIDNIGHT. DRY FORECAST WITH NO  
RISK OF DRY THUNDER.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....65-79.  
MIN HUMIDITY........35-40 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
RIDGETOP WIND.......LIGHT WINDS.  
MIXING HEIGHT.......2300 FT AGL EARLY IN THE MORNING.  
TRANSPORT WINDS.....EAST 8 TO 9 MPH SHIFTING TO THE SOUTH AROUND 6  
MPH LATE IN THE MORNING, THEN SHIFTING TO THE  
WEST 6 TO 7 MPH LATE IN THE AFTERNOON.  
VENTILATION INDEX...LOW (30) INCREASING TO LOW (60-80) 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............48 48 48 52 59 62 66 70 72 73 74 72  
RH..............70 71 71 65 55 50 46 40 37 36 37 41  
20 FT WIND DIR..NE NE NE NE E SE SE S SW SW SW W  
20 FT WIND SPD..3 3 4 3 3 4 4 4 3 4 4 4  
20 FT WIND GUST.4 4 5 6 5 5 5 5 4 5 6 6  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (60-70 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....43-48.  
MAX HUMIDITY........73-80 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST UP TO 6 MPH LATE  
IN THE EVENING.  
RIDGETOP WIND.......LIGHT WINDS BECOMING NORTHWEST UP TO 12 MPH  
IN THE EARLY EVENING.  
MIXING HEIGHT.......700 FT AGL EARLY IN THE EVENING.  
TRANSPORT WINDS.....NORTHWEST 7 TO 10 MPH.  
VENTILATION INDEX...LOW (30).  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....58-72.  
MIN HUMIDITY........46-53 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS UP TO 7 MPH.  
RIDGETOP WIND.......  
MIXING HEIGHT.......2700 FT AGL EARLY IN THE MORNING.  
TRANSPORT WINDS.....NORTHWEST 10 TO 12 MPH.  
VENTILATION INDEX...LOW (50) INCREASING TO MODERATE (260-270) IN  
THE AFTERNOON.  
 

 
FORECASTER...RUSSELL  
REQUESTED BY...HARLEY HIDALGO  
TYPE OF REQUEST...WILDFIRE  
.TAG 2622879.3/PDT  
.DELDT 10/04/26  
.FORMATTERVERSION 2.0.0  
.EMAIL HARLEY.HIDALGO@USDA.GOV  
 
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