365
FNUS76 KPDT 071856
FWSPDT
SPOT FORECAST FOR LITTLE DEAN 13D...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
1156 AM PDT TUE APR 7 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 MDT 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
BREEZY TO WINDY CONDITIONS OVER THE FIRE AREA THIS
AFTERNOON AND EVENING. TUESDAY WINDS START FROM THE W AT 10-21 MPH
WITH GUSTS TO 30 MPH SHIFTING AROUND 2 PM TO THE NW AT 10-14 MPH
AND GUSTS TO 32 MPH OVERNIGHT. WEDNESDAY MORNING WINDS START W AT
5-8 MPH AFTER 8 AM THEN THE NW AFTER 4 PM WEDNESDAY. DAYTIME MINIMUM
RHS WILL BE IN THE LOW TO MID 20% WITH GOOD OVERNIGHT RECOVERIES
TODAY THROUGH TONIGHT. WEDNESDAYS MINIMUM RHS WILL BE IN THE UPPER
TEENS TO LOW 20%.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....59-62.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........WEST WINDS 10 TO 21 MPH WITH GUSTS TO AROUND 30
MPH.
RIDGETOP WIND.......WEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 35
MPH.
MIXING HEIGHT.......6100 FT AGL EARLY IN THE MORNING.
TRANSPORT WINDS.....WEST 10 TO 16 MPH INCREASING TO 17 TO 23 MPH
LATE IN THE MORNING.
VENTILATION INDEX...POOR (70) INCREASING TO EXCELLENT (1000) IN THE
AFTERNOON.
TIME (MDT) 9 AM 11 AM 1 PM 3 PM 5 PM 7 PM
CHC OF LTNG (%).0 0 0 0 0 0
TEMP............44 50 56 59 59 56
RH..............57 41 30 25 25 31
20 FT WIND......W 10 W 10 W 18 NW 21 NW 21 NW 14
20 FT WIND GUST.14 14 26 30 30 26
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
PARTLY CLOUDY (35-45 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....34-37.
MAX HUMIDITY........47-52 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 10 TO 14 MPH. GUSTS UP TO 32 MPH
AFTER 2 PM.
RIDGETOP WIND.......NORTHWEST WINDS 14 TO 18 MPH. GUSTS UP TO 35 MPH
AFTER 8 PM.
MIXING HEIGHT.......3400 FT AGL EARLY IN THE EVENING.
TRANSPORT WINDS.....NORTHWEST 10 TO 17 MPH DECREASING TO 6 TO 7 MPH
LATE IN THE EVENING.
VENTILATION INDEX...POOR (200) DECREASING TO POOR (30) OVERNIGHT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.1 PERCENT.
MAX TEMPERATURE.....59-62.
MIN HUMIDITY........17-22 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH SHIFTING TO THE NORTHWEST
AFTER 4 PM.
RIDGETOP WIND.......WEST WINDS 7 TO 9 MPH SHIFTING TO THE NORTHWEST
AFTER 4 PM.
MIXING HEIGHT.......5600 FT AGL EARLY IN THE MORNING.
TRANSPORT WINDS.....WEST 6 TO 13 MPH.
VENTILATION INDEX...POOR (30) INCREASING TO FAIR (460) IN THE
AFTERNOON.
FORECASTER...BENNESE
REQUESTED BY...TREVOR LEWIS
TYPE OF REQUEST...PRESCRIBED
.TAG 2608291.5/PDT
.DELDT 04/7/26
.FORMATTERVERSION 2.0.0
.EMAIL BRETT.JOHNSON@USDA.GOV,ORBMC@FIRENET.GOV,TREVOR.J.LEWIS@USDA.GOV
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