526  
FNUS76 KPDT 070145  
FWSPDT  
 
SPOT FORECAST FOR WILDCAT...USFS  
NATIONAL WEATHER SERVICE PENDLETON OR  
645 PM PDT MON OCT 6 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON OCTOBER 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  
HIGH PRESSURE WILL CONTINUE TO SIT OVER THE REGION  
THROUGH TOMORROW NIGHT THEN PUSH EAST OF THE REGION WEDNESDAY.  
WINDS WILL SHIFT THROUGHOUT THE DAY TUESDAY, BUT BECOME MORE  
WESTERLY WEDNESDAY AS AN UPPER LOW SETS UP TO THE WEST. TEMPERATURES  
WILL WARM TOMORROW, BUT WITH COOL OVERNIGHT LOWS. CLEAR SKIES MAY  
LEAD TO OVERNIGHT TEMPERATURES THAT ARE COOLER THAN FORECAST.  
AFTERNOON RHS WILL BE IN THE MID TO UPPER 20S TOMORROW, THEN IMPROVE  
INTO THE UPPER 30S WEDNESDAY WITH COOLER WEATHER.  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT). HAZE THROUGH THE DAY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....69-72.  
MIN HUMIDITY........24-29 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS AROUND 4 TO 8 MPH SHIFTING TO  
THE SOUTH AROUND 8AM, THEN SHIFTING TO THE  
WEST AROUND 2PM.  
RIDGETOP WIND.......EAST WINDS 5 TO 10 MPH SHIFTING TO THE SOUTH  
AROUND 8AM, THEN SHIFTING TO THE WEST AROUND 2PM.  
MIXING HEIGHT.......5300 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 8 MPH.  
VENTILATION INDEX...POOR (100) INCREASING TO FAIR (320) IN THE  
AFTERNOON.  
   
TUESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). HAZE IN THE  
EVENING.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....36-39.  
MAX HUMIDITY........76-81 PERCENT.  
WIND (20 FT)........WEST WINDS 4 TO 7 MPH SHIFTING SOUTHWEST  
AROUND 11PM.  
RIDGETOP WIND.......WEST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......1600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 9 MPH.  
VENTILATION INDEX...POOR (160) DECREASING TO POOR (130) OVERNIGHT.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.1 PERCENT.  
MAX TEMPERATURE.....AROUND 60.  
MIN HUMIDITY........38-43 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 8 MPH.  
RIDGETOP WIND.......WEST WINDS 5 TO 8 MPH SHIFTING TO THE NORTHWEST  
AROUND 2PM.  
MIXING HEIGHT.......4600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 11 MPH.  
VENTILATION INDEX...POOR (130) INCREASING TO FAIR (440) IN THE  
AFTERNOON.  
 
 
FORECASTER...LAWHORN  
REQUESTED BY...AANA KULAAS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2522738.7/PDT  
.DELDT 10/06/25  
.FORMATTERVERSION 2.0.0  
.EMAIL AANA_KULAAS@FIRENET.GOV,NICHOLAS.WIGLE@USDA.GOV  
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