745
FNUS76 KPDT 062038
FWSPDT
SPOT FORECAST FOR FLANK 4 RX...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
138 PM PDT MON APR 6 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 PDT ON APRIL 07.
***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
DRY CONDITIONS WILL PERSIST THROUGH THE FORECAST
PERIOD. WINDS WILL START FROM THE W AT 8-21 MPH WITH GUSTS TO 24
MPH AFTER 11 AM THEN DECREASING SLIGHTLY AFTER 5 PM BECOMING
LIGHT OVERNIGHT. DAYTIME RHS WILL BE IN THE UPPER TEENS TO LOW
20% TUESDAY WITH MODERATE (60-65%) OVERNIGHT RECOVERIES. WINDS
WEDNESDAY WILL START SW AFTER 4 AM AT 5-7 MPH THEN SHIFTING W
5-8 MPH AFTER 11 AM. DAYTIME RHS WEDNESDAY WILL BE IN THE UPPER
TEENS TO LOW 20%.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....64-67.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........WEST WINDS 8 TO 12 MPH. GUSTS UP TO 24 MPH AFTER
11 AM.
RIDGETOP WIND.......WEST WINDS 10 TO 14 MPH. GUSTS UP TO 28 MPH AFTER
11 AM.
MIXING HEIGHT.......5400 FT AGL.
TRANSPORT WINDS.....WEST 20 TO 24 MPH.
VENTILATION INDEX...POOR (170) INCREASING TO EXCELLENT (970) IN THE
AFTERNOON.
TIME (PDT) 9 AM 11 AM 1 PM 3 PM 5 PM 7 PM
CHC OF LTNG (%).0 0 0 0 0 0
TEMP............47 57 61 63 62 54
RH..............42 27 23 22 24 33
20 FT WIND......W 8 W 11 W 11 W 12 W 10 W 10
20 FT WIND GUST.14 19 22 20 18 18
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....33-36.
MAX HUMIDITY........60-65 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 18
MPH AFTER 5 PM THEN OVERNIGHT BECOMING
LIGHT, THEN BECOMING SOUTHWEST AROUND 5 MPH
AFTER 4 AM.
RIDGETOP WIND.......WEST WINDS 7 TO 2 MPH WITH GUSTS TO AROUND 20
MPH AFTER 5 PM THEN OVERNIGHT BECOMING
3 TO 5 MPH, THEN BECOMING SOUTHWEST AROUND 7 MPH
AFTER 4 AM.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....WEST 17 TO 23 MPH DECREASING TO 8 TO 10 MPH
LATE IN THE EVENING.
VENTILATION INDEX...GOOD (510) DECREASING TO POOR (50) OVERNIGHT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....65-68.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 7 MPH SHIFTING TO THE WEST
5 TO 8 MPH AFTER 11 AM.
RIDGETOP WIND.......SOUTHWEST WINDS 7 TO 9 MPH SHIFTING TO THE WEST
7 TO 10 MPH AFTER 11 AM.
MIXING HEIGHT.......7400 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 17 MPH.
VENTILATION INDEX...POOR (40) INCREASING TO EXCELLENT (790) IN THE
AFTERNOON.
FORECAST DAYS 3 THROUGH 5
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF RAIN. LOWS IN THE MID 30S. HIGHS
IN THE MID 60S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 30S. HIGHS IN
THE LOWER 60S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 30S. HIGHS IN
THE UPPER 50S. LIGHT WINDS.
FORECASTER...BENNESE
REQUESTED BY...NATALIE KUNTZ
TYPE OF REQUEST...PRESCRIBED
.TAG 2609045.0/PDT
.DELDT 04/06/26
.FORMATTERVERSION 2.0.0
.EMAIL NATALIE.KUNTZ@USDA.GOV
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