714  
FNUS76 KPDT 121529  
FWSPDT  
 
SPOT FORECAST FOR WAHLUKE RX...USFWS  
NATIONAL WEATHER SERVICE PENDLETON OR  
729 AM PST WED NOV 12 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 PST ON NOVEMBER 12.  
***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
 
DRY CONDITIONS ARE EXPECTED THROUGH TONIGHT.  
RAIN CHANCES WILL INCREASE ON THURSDAY, THOUGH WETTING  
RAIN CHANCES ARE LOW.  
 
MIN RH VALUES WILL BE 65 TO 70 PERCENT TODAY AND 75 TO 80 PERCENT  
ON THURSDAY WITH EXCELLENT OVERNIGHT RECOVERIES.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....53-56.  
MIN HUMIDITY........65-70 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......1300 FT AGL EARLY IN THE MORNING.  
TRANSPORT WINDS.....NORTH 5 TO 7 MPH.  
VENTILATION INDEX...POOR (30-70).  
 
TIME (PST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM  
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............44 46 47 50 51 52 52 53 51 50 48 47  
RH..............91 89 83 78 73 71 72 72 78 84 88 91  
20 FT WIND DIR..N N NW NW NW NW NW NW NW NW NW N  
20 FT WIND SPD..7 7 8 8 8 7 7 7 6 6 6 6  
20 FT WIND GUST. 10 10 10 8 8 8  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN  
AFTER 3 AM.  
CWR.................5 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....41-44.  
MAX HUMIDITY........91-96 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 7 MPH.  
MIXING HEIGHT.......NEAR SURFACE.  
TRANSPORT WINDS.....NORTH 5 TO 7 MPH IN THE EVENING AND OVERNIGHT  
BECOMING LIGHT TOWARD MORNING.  
VENTILATION INDEX...POOR (30).  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN  
EARLY IN THE MORNING, THEN RAIN LIKELY IN THE  
MORNING AND EARLY AFTERNOON. CHANCE OF RAIN  
LATE IN THE AFTERNOON.  
CWR.................7 PERCENT INCREASING TO 16 PERCENT LATE IN THE  
AFTERNOON.  
CHANCE OF LIGHTNING.2 PERCENT.  
MAX TEMPERATURE.....53-56.  
MIN HUMIDITY........75-80 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 7 MPH SHIFTING TO THE SOUTH 5  
TO 8 MPH IN THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......700 FT AGL IN THE LATE MORNING AND EARLY  
AFTERNOON.  
TRANSPORT WINDS.....LIGHT WINDS BECOMING NORTHEAST AROUND 5 MPH  
EARLY IN THE MORNING, THEN SHIFTING TO THE  
SOUTH 6 TO 7 MPH IN THE LATE MORNING AND  
AFTERNOON.  
VENTILATION INDEX...POOR (30).  
 

 
FORECASTER...NIERENBERG  
REQUESTED BY...CORY THOMPSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2525679.0/PDT  
.DELDT 11/12/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CORY_THOMPSON@FWS.GOV  
 
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