786
FNUS76 KPDT 031009
FWSPDT
SPOT FORECAST FOR ROSY OWL CLOVER RX...WASHINGTON DEPARTMENT OF NATURAL RESOURCES
NATIONAL WEATHER SERVICE PENDLETON OR
309 AM PDT SAT OCT 3 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 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
LIGHT NORTH WINDS THIS MORNING WILL VEER TO THE SOUTH IN THE
EARLY AFTERNOON. AFTER ABOUT 1600 THE WIND WILL BEGIN TO BACK
GRADUALLY TO THE NORTH AGAIN BY 2000. NO DRY THUNDERSTORM RISK
EXISTS TODAY, AND THE MINIMUM RELATIVE HUMIDITY WILL BE AROUND
35 PERCENT. LOOK FOR THE RH TO RECOVER OVERNIGHT TO NEAR
73 PERCENT.
TODAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....79-82.
MIN HUMIDITY........33-38 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 5 TO 7 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING SOUTHEAST 5 TO 7
MPH LATE IN THE AFTERNOON BECOMING LIGHT.
RIDGETOP WIND.......NORTHEAST WINDS 6 TO 9 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING SOUTHEAST 6 TO 8
MPH LATE IN THE AFTERNOON BECOMING LIGHT.
MIXING HEIGHT.......3800 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 7 MPH SHIFTING TO THE EAST 7
TO 8 MPH LATE IN THE MORNING.
VENTILATION INDEX...LOW (40) INCREASING TO MODERATE (250) IN THE
AFTERNOON.
TIME (PDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............46 44 51 59 65 73 76 77 79 77 77 74
RH..............87 88 77 69 56 45 40 37 37 38 39 44
20 FT WIND DIR..N N NE NE E E E E E SE E NE
20 FT WIND SPD..6 6 5 3 3 3 4 5 5 5 4 3
20 FT WIND GUST.8 10 7 5 5 5 6 6 6 6 6 6
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........70-75 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTH 5 TO 7 MPH EARLY IN
THE EVENING.
RIDGETOP WIND.......LIGHT WINDS BECOMING NORTH 6 TO 8 MPH EARLY IN
THE EVENING.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 6 TO 7 MPH.
VENTILATION INDEX...LOW (60) DECREASING TO LOW (30) OVERNIGHT.
SUNDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT) THEN BECOMING PARTLY
SUNNY (60-70 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....81-84.
MIN HUMIDITY........28-33 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 7 MPH EARLY IN THE MORNING
BECOMING LIGHT.
RIDGETOP WIND.......NORTH WINDS 6 TO 9 MPH EARLY IN THE MORNING
BECOMING LIGHT.
MIXING HEIGHT.......3000 FT AGL EARLY IN THE MORNING.
TRANSPORT WINDS.....NORTHEAST 5 TO 6 MPH SHIFTING TO THE SOUTH 6 TO
7 MPH LATE IN THE MORNING.
VENTILATION INDEX...LOW (30) INCREASING TO LOW (150) IN THE
AFTERNOON.
FORECASTER...RUSSELL
REQUESTED BY...DYLAN WALTERS
TYPE OF REQUEST...PRESCRIBED
.TAG 2622948.1/PDT
.DELDT 10/03/26
.FORMATTERVERSION 2.0.0
.EMAIL EMILY.RICHARDSON@DNR.WA.GOV,DYLAN.WALTERS@DNR.WA.GOV
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