096  
FNUS76 KPQR 190229  
FWSPQR  
 
SPOT FORECAST FOR DRANO PILE RX...USFS  
NATIONAL WEATHER SERVICE PORTLAND OR  
629 PM PST TUE NOV 18 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PST ON NOVEMBER 19.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
DRY CONDITIONS ARE EXPECTED TO PERSIST THROUGH  
WEDNESDAY AS A QUICK MOVING RIDGE OF HIGH PRESSURE MOVES OVERHEAD.  
HOWEVER, EASTERLY WINDS INCREASE WITH GUSTS PEAKING LATE MORNING  
BEFORE SLOWLY DECREASING WEDNESDAY NIGHT. ANOTHER WEAK FRONTAL  
BOUNDARY MOVES OVERHEAD FOR THURSDAY BRINGING LIGHT RAIN TO THE  
LOCAL AREA AND AN EAST TO WEST WIND SWITCH.  
 
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....46-49.  
MIN HUMIDITY........60-65 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 9 TO 14 MPH WITH GUSTS TO AROUND 20 TO  
25 MPH.  
MIXING HEIGHT.......3200 FT AGL.  
TRANSPORT WINDS.....EAST 13 TO 18 MPH.  
 
TIME (PST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........30 21 34 26 22 37 40 41 40 48 61  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............37 38 39 40 42 44 46 46 47 45 45  
RH..............79 79 80 78 76 69 64 63 65 68 66  
20 FT WIND DIR..E E E E E E E E E E E  
20 FT WIND SPD..12 13 13 14 14 14 14 12 11 9 9  
20 FT WIND GUST.19 20 22 25 22 22 22 20 18 17 17  
MIX HGT (KFT)...1.5 1.6 2.1 2.5 2.8 3.2 3.1 3.1 2.7 2.1 1.9  
TRANSP WIND DIR.E E E E E E E E E E E  
TRANSP WIND SPD.15 16 16 17 17 18 17 17 15 14 13  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN IN THE LATE  
EVENING AND OVERNIGHT. RAIN LIKELY AFTER 3 AM.  
MIN TEMPERATURE.....40-44.  
MAX HUMIDITY........90-95 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH EARLY  
IN THE EVENING.  
MIXING HEIGHT.......1500 FT AGL.  
TRANSPORT WINDS.....EAST 6 TO 12 MPH.  
 
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........69 67 69 74 78 78 78 86 86 86 84 84  
WEATHER COV..... CHC CHC CHC CHC CHC CHC LKY LKY  
WEATHER TYPE.... RN RN RN RN RN RN RN RN  
TSTM COV........  
TEMP............45 44 44 43 42 42 41 41 41 41 41 41  
RH..............66 66 67 69 70 72 73 75 77 79 81 81  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..9 8 8 8 7 7 7 6 6 6 5 5  
20 FT WIND GUST.17 16 16 16 14 14 14 10 10 10 10 10  
MIX HGT (KFT)...1.9 1.8 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.12 12 10 10 9 9 9 7 7 7 6 6  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. RAIN  
LIKELY EARLY IN THE MORNING, THEN CHANCE OF  
SHOWERS IN THE LATE MORNING AND EARLY AFTERNOON.  
MAX TEMPERATURE.....47-51.  
MIN HUMIDITY........70-75 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 5 TO 10 MPH SHIFTING TO THE  
WEST-NORTHWEST AROUND 5 TO 10 MPH MPH EARLY  
IN THE AFTERNOON, THEN SHIFTING TO THE SOUTHWEST  
LATE IN THE AFTERNOON.  
MIXING HEIGHT.......3400 FT AGL.  
TRANSPORT WINDS.....EAST 6 TO 9 MPH SHIFTING TO THE SOUTHEAST  
AROUND 10 MPH LATE IN THE MORNING, THEN  
SHIFTING TO THE SOUTHWEST 10 TO 12 MPH EARLY IN  
THE AFTERNOON.  
 
TIME (PST) 6 AM 10 AM 2 PM  
SKY (%).........84 59 58  
WEATHER COV.....LIKELY CHANCE CHANCE  
WEATHER TYPE....RAIN RAIN RAIN  
TSTM COV........  
TEMP............42 43 48  
RH..............82 87 78  
20 FT WIND......E 5G10 NE 6G10 NW 5G10  
MIX HGT (FT)....1400 2300 3000  
TRANSPORT WIND..E 6 E 9 SW 10  
 

 
FORECASTER...SCHULDT  
REQUESTED BY...LAUREN CLARK  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2526133.1/PQR  
.DELDT 11/18/25  
.FORMATTERVERSION 2.0.0  
.EMAIL ROLAND.ROSE@USDA.GOV,LAUREN.CLARK@USDA.GOV  
 
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