301
FNUS76 KPDT 081637
FWSPDT
SPOT FORECAST FOR SODA BEAR 9C...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
937 AM PDT WED OCT 8 2025
FORECAST IS BASED ON IGNITION TIME OF 1100 PDT ON OCTOBER 08.
***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 THE
TRANSPORT WIND MULTIPLIED BY THE MIXING
HEIGHT IN 100'S OF FEET. INDEX CATEGORIES
ARE A GENERALIZED INDICATOR ONLY.***
IF YOU HAVE QUESTIONS OR CONCERNS WITH THIS FORECAST, PLEASE
CONTACT OUR OFFICE AT (541) 276-8134.
DISCUSSION
TEMPERATURES WILL CLIMB INTO THE MID 60S BY MID AFTERNOON,
DRIVING SURFACE RELATIVE HUMIDITY AS LOW AS 24-26%. LIGHT SOUTH WINDS
AT 11 AM WILL INCREASE OUT OF THE SOUTHWEST AT AROUND 10 MPH AND GUST
AS MUCH A 15-18 MPH IN LOCALLY HIGHER ELEVATION.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....66-69.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH.
RIDGETOP WIND.......
MIXING HEIGHT.......8600 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 24 MPH.
VENTILATION INDEX...EXCELLENT (1050).
TIME (PDT) 11 AM 1 PM 3 PM 5 PM 7 PM 9 PM
TEMP............57 63 65 64 59 50
RH..............38 30 26 25 33 47
20 FT WIND......S 8 S 8 S 10 S 8 S 8 S 5
20 FT WIND GUST.14 14 14 14 14 8
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
CWR.................0 PERCENT.
MIN TEMPERATURE.....39-42.
MAX HUMIDITY........59-64 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH SHIFTING TO THE
SOUTHEAST 5 TO 7 MPH LATE IN THE EVENING.
RIDGETOP WIND.......
MIXING HEIGHT.......700 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 9 TO 15 MPH.
VENTILATION INDEX...FAIR (220) DECREASING TO POOR (60) OVERNIGHT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....66-69.
MIN HUMIDITY........24-29 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH SHIFTING TO THE
SOUTH 5 TO 8 MPH LATE IN THE MORNING.
RIDGETOP WIND.......
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 12 MPH INCREASING TO 21 TO 22 MPH
LATE IN THE MORNING.
VENTILATION INDEX...POOR (90) INCREASING TO EXCELLENT (1050) IN THE
AFTERNOON.
FORECASTER...RUSSELL
REQUESTED BY...THOMAS FISHER
TYPE OF REQUEST...PRESCRIBED
.TAG 2523097.0/PDT
.DELDT 10/08/25
.FORMATTERVERSION 2.0.0
.EMAIL CHAD.LAUER@USDA.GOV,ORJDCC@FIRENET.GOV,THOMAS.FISHER@USDA.GOV
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