366  
FNUS76 KPQR 081107  
FWSPQR  
 
SPOT FORECAST FOR KING RX...UNITED STATES FOREST SERVICE  
NATIONAL WEATHER SERVICE PORTLAND OR  
407 AM PDT FRI MAY 8 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON MAY 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
A WEAK FRONTAL PASSAGE THIS MORNING WILL GIVE WAY  
TO UPPER LEVEL HIGH PRESSURE RETURNING TO THE REGION BY THE AFTERNOON.  
AS HIGH PRESSURE RETURNS, SKIES WILL SLOWLY CLEAR. HIGH PRESSURE  
WILL PERSIST OVER THE REGION THROUGH THE WEEKEND. CLOUDS EXPECTED  
TO RETURN OVERNIGHT, AS A WEAK SUBSIDENCE INVERSION IS EXPECTED  
TO DEVELOP EACH NIGHT. PERSISTENT WESTERLY WINDS EACH DAY, WITH  
GUSTS UP TO 30 MPH POSSIBLE STARTING IN THE AFTERNOON AND  
CONTINUING INTO THE LATE EVENING. WINDS SUBSIDE AND BECOME LIGHT  
AFTER SUNDOWN.  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY BECOMING MOSTLY SUNNY.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....63-68.  
MIN HUMIDITY........32-38 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 6 TO 10 MPH WITH GUSTS TO AROUND 25  
MPH.  
MIXING HEIGHT.......3600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 14 TO 22 MPH.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........82 83 70 60 54 66 29 7 6 5 8 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............46 46 48 55 58 57 59 62 63 64 65 63  
RH..............67 67 67 53 45 43 41 39 36 36 38 39  
20 FT WIND DIR..W W W W W W W W W W W W  
20 FT WIND SPD..6 6 6 7 8 8 9 9 9 9 10 9  
20 FT WIND GUST.17 18 18 20 20 20 20 20 21 22 25 25  
MIX HGT (KFT)...0.5 0.5 1.4 1.5 2.1 2.1 2.6 3.1 3.4 3.5 3.6 3.6  
TRANSP WIND DIR.NW NW NW W W W W W W NW NW NW  
TRANSP WIND SPD.14 14 16 17 20 21 21 22 22 22 22 22  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....40-45.  
MAX HUMIDITY........80-85 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 5 TO 9 MPH WITH GUSTS TO AROUND 20  
MPH IN THE EVENING BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 13 TO 22 MPH DECREASING TO 8 TO 12  
MPH IN THE LATE EVENING AND OVERNIGHT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........6 11 10 25 32 33 35 32 28 25 10 8  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............63 60 55 52 50 48 46 46 45 44 44 43  
RH..............42 49 55 63 68 75 77 79 81 81 81 82  
20 FT WIND DIR..W W W W W W NW N N NE NE NE  
20 FT WIND SPD..9 8 6 6 5 4 4 4 4 3 2 1  
20 FT WIND GUST.23 22 18 16 14 13 12 12 12 10 8 6  
MIX HGT (KFT)...3.0 2.6 0.5 0.5 0.5 0.4 0.5 0.5 0.5 0.5 0.5 0.4  
TRANSP WIND DIR.NW NW NW W W W W W NW NW NW N  
TRANSP WIND SPD.22 20 15 13 12 12 12 12 10 9 8 8  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY BECOMING PARTLY SUNNY.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....75-80.  
MIN HUMIDITY........22-27 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS.  
 
MIXING HEIGHT.......4200 FT AGL.  
TRANSPORT WINDS.....NORTH 6 TO 7 MPH SHIFTING TO THE NORTHEAST  
AROUND 5 MPH EARLY IN THE MORNING, THEN  
SHIFTING TO THE SOUTH 5 TO 9 MPH IN THE LATE  
MORNING AND AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........8 8 21 21 21 50 50 50 73 73 73 59  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............42 44 48 55 63 66 69 72 74 75 76 75  
RH..............78 74 63 48 40 37 33 32 29 27 25 25  
20 FT WIND DIR..NE NE N N N S S S S S S SW  
20 FT WIND SPD..1 1 0 0 0 2 2 2 3 3 3 2  
20 FT WIND GUST.6 6 6 6 6 6 6 6 6 6 6 6  
MIX HGT (KFT)...0.4 0.4 0.9 1.4 2.0 2.6 3.3 3.7 3.8 4.2 4.1 3.7  
TRANSP WIND DIR.N NE NE S SE S SW S S SW SW SW  
TRANSP WIND SPD.7 6 5 5 5 6 8 9 6 9 9 6  
 
 
FORECASTER...BISHOP  
REQUESTED BY...DAVID HEUPEL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2613111.0/PQR  
.DELDT 05/08/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DAVID.HEUPEL@USDA.GOV  
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