076
FNUS76 KPDT 202246
FWSPDT
SPOT FORECAST FOR ROWE CREEK COMPLEX...OREGON DEPT. OF FORESTRY
NATIONAL WEATHER SERVICE PENDLETON OR
346 PM PDT SUN SEP 20 2026
FORECAST IS BASED ON FORECAST START TIME OF 0000 PDT ON SEPTEMBER 21.
***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
MOSTLY CLEAR SKY AND LIGHT WINDS FROM THE SOUTHEAST WILL PREVAIL
THIS EVENING WITH A SLIGHT PICKUP TO 10 TO 15 MPH OVERNIGHT, THEN
WEAKENING ON MONDAY. NO DRY THUNDER EXPECTED, AND RELATIVE HUMIDITY
RISING TO AROUND 60 PERCENT OVERNIGHT. MINIMUM RELATIVE HUMIDITY WILL
REACH AROUND 20 PERCENT MONDAY AFTERNOON.
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....46-50.
MAX HUMIDITY........57-67 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH. GUSTS UP TO 15 MPH
OVERNIGHT.
RIDGETOP WIND....... SOUTHEAST WINDS AROUND 10 MPH. GUSTS UP TO 18 MPH
OVERNIGHT.
MIXING HEIGHT.......
TRANSPORT WINDS.....SOUTHEAST 8 TO 9 MPH.
VENTILATION INDEX...LOW (30).
TIME (PDT) MID 1AM 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............58 56 55 53 51 50 49 48 51 57 65 71
RH..............48 51 54 56 58 60 62 63 63 52 41 34
20 FT WIND DIR..SE SE SE E E E E E E SE SE SE
20 FT WIND SPD..9 9 8 8 7 7 7 6 8 6 6 6
20 FT WIND GUST.16 14 14 13 11 10 11 10 13 11 12 13
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....77-84.
MIN HUMIDITY........19-24 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE
NORTHWEST 5 TO 7 MPH LATE IN THE AFTERNOON.
RIDGETOP WIND.......SOUTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE
NORTHWEST 7 TO 10 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......7600 FT AGL EARLY IN THE MORNING.
TRANSPORT WINDS.....SOUTHEAST AROUND 9 MPH SHIFTING TO THE
NORTHWEST LATE IN THE AFTERNOON.
VENTILATION INDEX...LOW (40-50) INCREASING TO MODERATE (280-350) IN
THE AFTERNOON.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING
MOSTLY CLEAR (20-30 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....46-49.
MAX HUMIDITY........74-84 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 7 MPH EARLY IN THE EVENING
BECOMING LIGHT.
RIDGETOP WIND.......NORTHWEST WINDS 5 TO 7 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......3100 FT AGL EARLY IN THE EVENING.
TRANSPORT WINDS.....NORTHWEST 5 TO 9 MPH.
VENTILATION INDEX...LOW (130-150) DECREASING TO LOW (30) OVERNIGHT.
TUESDAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....69-75.
MIN HUMIDITY........24-29 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 10 MPH WITH
GUSTS TO AROUND 17 MPH LATE IN THE MORNING.
RIDGETOP WIND.......LIGHT WINDS BECOMING NORTHWEST 8 TO 15 MPH WITH
GUSTS TO AROUND 22 MPH LATE IN THE MORNING.
MIXING HEIGHT.......3800 FT AGL LATE IN THE MORNING.
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING NORTHWEST 7 TO 13
MPH LATE IN THE MORNING.
VENTILATION INDEX...LOW (30) INCREASING TO MODERATE (200-220) IN
THE AFTERNOON.
FORECASTER...RUSSELL
REQUESTED BY...MATT MACKEY
TYPE OF REQUEST...WILDFIRE
.TAG 2622199.0/PDT
.DELDT 09/20/26
.FORMATTERVERSION 2.0.0
.EMAIL MATT.A.MACKEY@OREGON.GOV
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