751
FNUS76 KPDT 051944
FWSPDT
SPOT FORECAST FOR SWAUK CREEK...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
1244 PM PDT WED AUG 5 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON AUGUST 06.
***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
DRY AND SMOKEY CONDITIONS WILL PERSIST OVER THE FIRE
AREA THROUGH THE FORECAST PERIOD. DAYTIME HUMIDITY WILL BE IN THE
LOW TEENS WITH WINDS FROM THE W 5-8 MPH AFTER 1100 BEFORE BECOMING
LIGHT OVERNIGHT. OVERNIGHT RECOVERIES WILL BE IN THE UPPER 30%.
FRIDAY WINDS WILL BEGIN LIGHT AND VARIABLE BEFORE INCREASING TO
5-11 MPH FROM THE W. DAYTIME HUMIDITY WILL BE IN THE LOW TEENS.
INVERSION WILL BREAK AFTER 0800 BOTH DAYS.
THURSDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT). PATCHY SMOKE.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....89-92.
MIN HUMIDITY........10-15 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 8 MPH AFTER
1100.
RIDGETOP WIND.......VARIABLE LIGHT WINDS 3 TO 5 MPH BECOMING WEST
7 TO 10 AFTER 1100.
MIXING HEIGHT.......5200 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 14 MPH.
VENTILATION INDEX...LOW (50) INCREASING TO MODERATE (410) IN THE
AFTERNOON.
TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
CHC OF LTNG (%).0 0 0 0 0 0
TEMP............62 66 77 85 88 89
RH..............37 37 29 20 15 15
20 FT WIND......NE 3 W 4 W 4 W 5 W 6 W 7
20 FT WIND GUST.4 5 6 7 10 11
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....61-64.
MAX HUMIDITY........38-43 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH BECOMING LIGHT
OVERNIGHT.
RIDGETOP WIND.......WEST WINDS 5 TO 8 MPH BECOMING VARIABLE 3
TO 5 MPH OVERNIGHT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10 TO 14 MPH.
VENTILATION INDEX...MODERATE (210) DECREASING TO LOW (40)
OVERNIGHT.
FRIDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....89-92.
MIN HUMIDITY........12-17 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 11 MPH AFTER
1100.
RIDGETOP WIND.......VARIABLE WINDS 3 TO 5 MPH BECOMING WEST 7
TO 13 MPH AFTER 1100.
MIXING HEIGHT.......4800 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10 TO 17 MPH.
VENTILATION INDEX...LOW (60) INCREASING TO MODERATE (400) IN THE
AFTERNOON.
FORECASTER...BENNESE
REQUESTED BY...JEFF ANDERS
TYPE OF REQUEST...WILDFIRE
.TAG 2618969.1/PDT
.DELDT 08/05/26
.FORMATTERVERSION 2.0.0
.EMAIL SETH.MISSAL@USDA.GOV,JANDERS@LDAF.STATE.LA.US
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