588  
FNUS76 KPDT 132042  
FWSPDT  
 
SPOT FORECAST FOR HUCKLEBERRY...USFS  
NATIONAL WEATHER SERVICE PENDLETON OR  
142 PM PDT SAT SEP 13 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1300 PDT ON SEPTEMBER 13.  
***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  
QUIET WEATHER CONTINUES THROUGH TONIGHT WITH  
TERRIAN-DRIVEN WINDS. RAIN SHOWERS WILL DEVELOP TOMORROW WITH  
THE PASSING COLD FRONT. RH VALUES WILL BE MODERATE (LOW  
TO MID 40S) TODAY BUT BECOME GOOD TO EXCELLENT TONIGHT  
ONWARDS(60S AND ABOVE). WINDS WILL BE WEST-SOUTHWEST THIS  
LATE AFTERNOON BEFORE SHIFTING NORTHWEST TONIGHT INTO TOMORROW.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.1 PERCENT.  
MAX TEMPERATURE.....79-82.  
MIN HUMIDITY........40-45 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH SHIFTING TO THE WEST  
IN LATE AFTERNOON.  
RIDGETOP WIND.......SOUTHWEST WINDS UP TO 8 MPH SHIFTING TO THE WEST  
IN LATE AFTERNOON.  
MIXING HEIGHT.......4300-6100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 8 MPH SHIFTING TO THE WEST  
IN LATE AFTERNOON.  
VENTILATION INDEX...FAIR (370).  
 
TIME (PDT) 1 PM 3 PM 5 PM 7 PM 9 PM 11 PM  
CHC OF LTNG (%).0 0 0 0 0 0  
TEMP............75 77 75 67 59 55  
RH..............37 35 39 57 69 72  
20 FT WIND......SW 6 SW 7 W 6 W 6 NW 5 N 4  
20 FT WIND GUST. 7 7  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (60-70 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS EARLY IN THE MORNING.  
CWR.................8 PERCENT.  
CHANCE OF LIGHTNING.1 PERCENT.  
MIN TEMPERATURE.....50-53.  
MAX HUMIDITY........75-80 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 7 MPH SHIFTING TO THE NORTHWEST  
IN THE EARLY EVENING.  
RIDGETOP WIND.......WEST WINDS UP TO 7 MPH THEN SHIFTS NORTHWEST  
THROUGH OVERNIGHT.  
MIXING HEIGHT.......1400 FT AGL.  
TRANSPORT WINDS.....WEST TO NORTHWEST WINDS 6 TO 9 MPH.  
VENTILATION INDEX...POOR (120-170).  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). RAIN SHOWERS  
LIKELY (70%) IN THE MORNING AND AFTERNOON.  
CWR.................17 PERCENT DECREASING TO 2 PERCENT LATE IN THE  
AFTERNOON.  
CHANCE OF LIGHTNING.10 PERCENT.  
MAX TEMPERATURE.....45-50.  
MIN HUMIDITY........65-70 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5 TO 8 MPH.  
RIDGETOP WIND.......NORTHWEST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......1150 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 9 TO 12 MPH.  
VENTILATION INDEX...POOR (160).  
 
 
FORECASTER...FEASTER/NIERENBERG  
REQUESTED BY...CRAWFORD CUNNINGHAM  
TYPE OF REQUEST...WILDFIRE  
.TAG 2521920.0/PDT  
.DELDT 09/13/25  
.FORMATTERVERSION 2.0.0  
.EMAIL WILLIAM.BURKS4@USDA.GOV,WACWC@FIRENET.GOV  
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