681
FNUS76 KPDT 170921
FWSPDT
SPOT FORECAST FOR THREE QUEENS...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
221 AM PDT FRI JUL 17 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON JULY 17.
***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 CONDITIONS ARE EXPECTED THROUGH SATURDAY.
MIN RH VALUES WILL BE 40 TO 45 PERCENT TODAY AND 45 TO 50 PERCENT ON SATURDAY,
WITH EXCELLENT OVERNIGHT RECOVERIES.
WINDS WILL GENERALLY BE FROM THE WEST.
TODAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....75-78.
MIN HUMIDITY........40-45 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING WEST 5 TO 8 MPH
EARLY IN THE MORNING.
RIDGETOP WIND.......NORTHWEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......2700 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 12 MPH.
VENTILATION INDEX...LOW (80) INCREASING TO LOW (190) 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............53 54 56 60 64 67 70 73 73 74 75 73
RH..............81 78 74 66 59 52 48 45 44 44 46 48
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..5 4 5 5 5 6 7 7 8 8 8 8
20 FT WIND GUST.7 7 7 7 7 8 8 10 10 11 12 13
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....50-53.
MAX HUMIDITY........75-80 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH IN THE EVENING BECOMING
LIGHT, THEN BECOMING WEST 5 TO 7 MPH AFTER 3
AM.
RIDGETOP WIND.......NORTHWEST WINDS AROUND 10 MPH.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 12 MPH.
VENTILATION INDEX...LOW (160) DECREASING TO LOW (60) OVERNIGHT.
SATURDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....73-76.
MIN HUMIDITY........45-50 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH. GUSTS UP TO 20 MPH LATE
IN THE AFTERNOON.
RIDGETOP WIND.......NORTHWEST WINDS AROUND 10 MPH, INCREASING TO 10 TO 15
MPH IN THE AFTERNOON, WITH GUSTS UP TO 20 MPH.
MIXING HEIGHT.......3500 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 14 MPH.
VENTILATION INDEX...LOW (120) INCREASING TO MODERATE (330) IN THE
AFTERNOON.
FORECASTER...NIERENBERG
REQUESTED BY...WA-OWF-CERD
TYPE OF REQUEST...WILDFIRE
.TAG 2617508.0/PDT
.DELDT 07/17/26
.FORMATTERVERSION 2.0.0
.EMAIL KATELYN.PAGE@USDA.GOV
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