715
FNUS76 KPDT 211206
FWSPDT
SPOT FORECAST FOR PARADISE FIRE...USDA/FOREST SERVICE
NATIONAL WEATHER SERVICE PENDLETON OR
506 AM PDT MON SEP 21 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON SEPTEMBER 21.
***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 TRANSPORT WIND
MULTIPLIED BY THE MIXING HEIGHT IN 100'S OF FT.
CATEGORIES ARE A GENERALIZED INDICATOR ONLY:
LOW (< 200), MODERATE (200-500), HIGH (500-700),
AND VERY HIGH (> 700). ***
IF YOU HAVE QUESTIONS OR CONCERNS WITH THIS FORECAST, PLEASE
CONTACT OUR OFFICE AT (541) 276-8134.
DISCUSSION
MINIMUM RELATIVE HUMIDITIES WILL DROP DOWN TO THE
LOW TO UPPER 30 PERCENT RANGE, WITH GENERAL LIGHT WINDS FROM THE
SOUTH AND WEST. WINDS OVERNIGHT WILL BE LIGHT AND BE MOSTLY TERRAIN
DRIVEN. OTHERWISE, OVERNIGHT RECOVERIES WILL BE FAIR TO GOOD IN THE
50 TO 60 PERCENT RANGE.
TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....70-75.
MIN HUMIDITY........33-38 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH SHIFTING TO THE WEST 5
TO 10 MPH BY 3 PM.
RIDGETOP WIND.......SOUTH WINDS 7 TO 12 MPH SHIFTING TO THE WEST 7
TO 12 MPH BY 3 PM.
MIXING HEIGHT.......5300 FT AGL.
TRANSPORT WINDS.....SOUTH 7 TO 12 MPH BECOMING LIGHT.
VENTILATION INDEX...LOW (70-80) INCREASING TO MODERATE (410) IN THE
AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............55 54 58 60 66 68 69 70 70 71 70 69
RH..............50 51 48 45 40 39 38 37 38 38 39 39
20 FT WIND DIR..SE SE S S S S S SW SW W W NW
20 FT WIND SPD..8 8 8 7 7 6 6 6 6 6 6 5
20 FT WIND GUST.12 12 12 10 10 10 8 8 8 7 7 6
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....50-55.
MAX HUMIDITY........54-59 PERCENT.
WIND (20 FT)........LIGHT WINDS.
RIDGETOP WIND.......LIGHT WINDS.
MIXING HEIGHT.......500 FT AGL IN THE EVENING.
TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH LATE
IN THE EVENING.
VENTILATION INDEX...LOW (30).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....60-65.
MIN HUMIDITY........38-43 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH.
RIDGETOP WIND.......WEST WINDS 7 TO 12 MPH.
MIXING HEIGHT.......3100 FT AGL EARLY IN THE MORNING.
TRANSPORT WINDS.....WEST 7 TO 12 MPH.
VENTILATION INDEX...LOW (60) INCREASING TO MODERATE (300) IN THE
AFTERNOON.
FORECASTER...DAY
REQUESTED BY...DEREK DIETZ
TYPE OF REQUEST...WILDFIRE
.TAG 2622100.3/PDT
.DELDT 09/21/26
.FORMATTERVERSION 2.0.0
.EMAIL DEREK.DIETZ@USDA.GOV
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