940
FNUS76 KPDT 251247
FWSPDT
SPOT FORECAST FOR OLD EMIGRANT...ODF
NATIONAL WEATHER SERVICE PENDLETON OR
547 AM PDT THU JUN 25 2026
FORECAST IS BASED ON FORECAST START TIME OF 0631 PDT ON JUNE 25.
***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
ELEVATED FIRE WEATHER CONDITIONS WILL BE IN PLACE TODAY, AND BECOME LESS
CONDUCIVE TO FIRE SPREAD TONIGHT HEADING INTO THE WEEKEND AS AN UPPER
SYSTEM SPREADS MOISTURE ACROSS THE REGION BEGINNING FRIDAY AND THROUGH
THE WEEKEND.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT) THEN BECOMING
CLOUDY (85-95 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....82-85.
MIN HUMIDITY........12-17 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH SHIFTING TO THE WEST 5
TO 13 MPH IN THE AFTERNOON.
RIDGETOP WIND.......SOUTH WINDS 7 TO 10 MPH SHIFTING TO THE WEST 7
TO 15 MPH IN THE AFTERNOON.
MIXING HEIGHT.......6900 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 14 MPH INCREASING TO AROUND 15 MPH
LATE IN THE AFTERNOON.
VENTILATION INDEX...LOW (140-150) INCREASING TO VERY HIGH (720) IN
THE AFTERNOON.
TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
CHC OF LTNG (%).0 0 0 0 0 0
TEMP............66 69 74 79 81 81
RH..............37 30 24 19 17 17
20 FT WIND......S 8 SW 8 W 8 W 10 W 11 NW 13
20 FT WIND GUST. 12 13 14 17 18
TONIGHT
SKY/WEATHER.........CLOUDY (90-100 PERCENT). CHANCE OF SHOWERS LATE
IN THE EVENING.
CWR.................8 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....AROUND 60.
MAX HUMIDITY........68-73 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 13 MPH SHIFTING TO THE
SOUTHWEST 5 TO 8 MPH IN THE LATE EVENING AND
OVERNIGHT.
RIDGETOP WIND.......WEST WINDS 6 TO 15 MPH SHIFTING TO THE
SOUTHWEST 6 TO 9 MPH IN THE LATE EVENING AND
OVERNIGHT.
MIXING HEIGHT.......900 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 15 MPH DECREASING TO AROUND 5 MPH
EARLY IN THE MORNING.
VENTILATION INDEX...MODERATE (370-390) DECREASING TO LOW (70)
OVERNIGHT.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS LATE IN
THE AFTERNOON, THEN RAIN SHOWERS LIKELY LATE IN
THE AFTERNOON.
CWR.................8 PERCENT.
CHANCE OF LIGHTNING.15 PERCENT.
MAX TEMPERATURE.....71-74.
MIN HUMIDITY........45-50 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 17 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
RIDGETOP WIND.......SOUTHWEST WINDS 5 TO 17 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
MIXING HEIGHT.......6300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 14 MPH SHIFTING TO THE WEST 16
TO 17 MPH LATE IN THE AFTERNOON.
VENTILATION INDEX...LOW (90-100) INCREASING TO HIGH (660-690) IN
THE AFTERNOON.
FORECASTER...RUSSELL
REQUESTED BY...IC MELHORN
TYPE OF REQUEST...WILDFIRE
.TAG 2615948.3/PDT
.DELDT 06/25/26
.FORMATTERVERSION 2.0.0
.EMAIL ORBMC@FIRENET.GOV
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