882
FNUS76 KPDT 071043
FWSPDT
SPOT FORECAST FOR DEER 7 RX...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
343 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
A COLD FRONT MOVING THROUGH THE REGION TODAY WILL BRING
NOTABLY INCREASED WESTERLY SURFACE WINDS WITH SOME GUST
POTENTIAL. THE RIDGE TOPS TO THE NORTH AND EAST SHOULD SEE 35
MPH WINDS WHILE THE LOWER WIDE OPEN AREAS EXPERIENCE WEST
WINDS ROUGHLY 13 TO 20 MPH. DEEP MIXING WILL ALLOW RAPID
IMPROVEMENT IN VENTILATION RATE THIS MORNING.
REST OF TODAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....60-63.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 12 MPH WITH
GUSTS TO AROUND 22 MPH LATE IN THE MORNING.
RIDGETOP WIND.......
MIXING HEIGHT.......6800 FT AGL.
TRANSPORT WINDS.....WEST 12 TO 17 MPH INCREASING TO 20 TO 24 MPH
LATE IN THE MORNING.
VENTILATION INDEX...FAIR (240) INCREASING TO EXCELLENT (1050) 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............40 50 56 59 60 55
RH..............64 43 29 25 25 30
20 FT WIND......W 4 W 4 W 8 W 12 W 12 NW 8
20 FT WIND GUST.6 6 17 22 22 18
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....30-33.
MAX HUMIDITY........52-57 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 8 MPH WITH GUSTS TO AROUND
18 MPH IN THE EVENING BECOMING LIGHT.
RIDGETOP WIND.......NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......1200 FT AGL.
TRANSPORT WINDS.....WEST AROUND 20 MPH BECOMING NORTHWEST 6 TO 10
MPH EARLY IN THE EVENING.
VENTILATION INDEX...FAIR (360) DECREASING TO POOR (80) OVERNIGHT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....60-63.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........LIGHT WINDS.
RIDGETOP WIND.......WEST 8 TO 12 MPH.
MIXING HEIGHT.......7200 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 13 MPH.
VENTILATION INDEX...POOR (50) INCREASING TO GOOD (610) IN THE
AFTERNOON.
FORECASTER...RUSSELL
REQUESTED BY...BRETT JOHNSON
TYPE OF REQUEST...PRESCRIBED
.TAG 2609206.0/PDT
.DELDT 04/07/26
.FORMATTERVERSION 2.0.0
.EMAIL BRETT.JOHNSON@USDA.GOV
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