980
FNUS76 KPDT 050027
FWSPDT
SPOT FORECAST FOR BALOO PILES...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
427 PM PST TUE NOV 4 2025
FORECAST IS BASED ON IGNITION TIME OF 1600 PST ON NOVEMBER 04.
***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
A WARM FRONT WILL LIFT ACROSS THE REGION THIS
EVENING, MAKING FOR PERSISTENT RAIN SHOWERS AT THE SITE, AS WELL
AS GUSTY WINDS OVERNIGHT INTO THE DAY WEDNESDAY. WEATHER MODELS
GENERALLY SUGGEST THAT THE WINDS WILL START TO RAMP UP AROUND THE
10PM TO MIDNIGHT TIME FRAME, WITH GUSTS AT THEIR STRONGEST EARLY
WEDNESDAY MORNING BETWEEN 3 AND 6 AM, BEFORE GRADUALLY RELENTING
THROUGH THE DAY. TOTAL RAINFALL AMOUNTS OVER THE NEXT 72 HOURS ARE
EXPECTED TO BE BETWEEN A HALF INCH TO AN INCH.
REST OF TODAY
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN, MAINLY EARLY IN
THE EVENING.
CWR.................71 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....45-48.
MIN HUMIDITY........70-75 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND
15 MPH.
RIDGETOP WIND.......SOUTH-SOUTHWEST WINDS 6 TO 12 MPH, INCREASING TO
10 TO 20 MPH BY THE EARLY EVENING.
MIXING HEIGHT.......NEAR-SURFACE.
TRANSPORT WINDS.....SOUTH-SOUTHWEST AROUND 12 MPH.
VENTILATION INDEX...POOR (30).
TIME (PST) 4 PM 6 PM 8 PM 10 PM MIDNGT 2 AM
CHC OF LTNG (%).0 0 0 0 0 0
TEMP............44 43 44 44 43 42
RH..............95 98 86 75 73 74
20 FT WIND......S 6 S 6 S 17 S 20 S 20 S 21
20 FT WIND GUST.17 17 25 31 31 32
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN THROUGH THE
NIGHT EXPECTED, WITH A BRIEF LULL BETWEEN MIDNIGHT
AND 4 AM.
CWR.................71 PERCENT DECREASING TO 8 PERCENT IN THE LATE
EVENING AND OVERNIGHT, THEN INCREASING TO 81
PERCENT AFTER 3 AM.
CHANCE OF LIGHTNING.3 PERCENT.
MIN TEMPERATURE.....40-43.
MAX HUMIDITY........85-90 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 12 MPH WITH GUSTS UP TO
20 MPH EARLY IN THE EVENING, BECOMING SOUTH-
SOUTHWEST 12 TO 20 MPH WITH GUSTS TO
AROUND 30 MPH BY AROUND MIDNIGHT.
RIDGETOP WIND.......SOUTHWEST WINDS 15 TO 25 MPH, INCREASING TO
25 TO 35 MPH BY AROUND MIDNIGHT.
MIXING HEIGHT.......NEAR-SURFACE.
TRANSPORT WINDS.....SOUTH-SOUTHWEST 12 TO 17 MPH, INCREASING TO AROUND
20 TO 30 MPH BY AROUND MIDNIGHT.
VENTILATION INDEX...POOR (30) INCREASING TO POOR TO FAIR (30-220)
OVERNIGHT.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN THROUGH THE
MORNING, BECOMING SCATTERED SHOWERS BY THE LATE
AFTERNOON.
CWR.................86 PERCENT.
CHANCE OF LIGHTNING.9 PERCENT.
MAX TEMPERATURE.....42-45.
MIN HUMIDITY........75-80 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO
AROUND 35 MPH.
RIDGETOP WIND.......SOUTHWEST WINDS 25 TO 35 MPH.
MIXING HEIGHT.......2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 30 TO 35 MPH.
VENTILATION INDEX...POOR TO EXCELLENT (190-970) INCREASING TO FAIR
TO EXCELLENT (400-970) IN THE AFTERNOON.
FORECASTER...EVANS
REQUESTED BY...NICK FOEY
TYPE OF REQUEST...PRESCRIBED
.TAG 2525133.0/PDT
.DELDT 11/04/25
.FORMATTERVERSION 2.0.0
.EMAIL NICHOLAS.FOEY@USDA.GOV,NICK.LOEWEN@USDA.GOV
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