477
FNUS76 KPQR 152059
FWSPQR
SPOT FORECAST FOR CANTRELL COYOTE CREEK...CASCADIA FIRE SERVICE
NATIONAL WEATHER SERVICE PORTLAND OR
159 PM PDT TUE SEP 15 2026
FORECAST IS BASED ON IGNITION TIME OF 1100 PDT ON SEPTEMBER 17.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WARM AND DRY CONDITIONS EXPECTED THURSDAY-SATURDAY
WITH NO PRECIPITATION EXPECTED. ONSHORE FLOW WITH LIGHT
WEST/SOUTHWEST WINDS WILL SUPPORT EXCELLENT OVERNIGHT HUMIDITY
RECOVERIES. SUBSIDENCE INVERSION AROUND 1-2 KFT ABOVE GROUND LEVEL
WILL MIX OUT AFTER 0900-1100 EACH MORNING. WINDS GENERALLY REMAIN
UNDER 5 MPH THE ENTIRE FORECAST PERIOD, STRONGEST EACH AFTERNOON.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........48 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST UNDER 2 MPH IN THE MORNING,
BECOMING WEST 2-4 MPH IN THE AFTERNOON.
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....WEST 3 TO 9 MPH.
TIME (PDT) 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........21 21 21 15 15 15 21
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0
TEMP............67 70 74 77 77 78 78
RH..............62 56 51 48 46 46 48
20 FT WIND DIR..SW SW SW W W W W
20 FT WIND SPD..1 1 1 2 2 2 4
20 FT WIND GUST.2 2 2 5 5 5 10
MIX HGT (KFT)...1.8 1.8 1.8 3.4 3.4 3.4 2.9
TRANSP WIND DIR.W W W W W W W
TRANSP WIND SPD.3 3 3 5 5 5 9
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........93 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST AROUND 4 MPH IN THE EVENING BECOMING
SOUTHWEST UNDER 4 MPH OVERNIGHT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........21 21 14 14 14 21 21 21 27 27 27 50
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............74 70 66 64 61 59 58 57 56 55 54 53
RH..............54 62 70 77 83 87 90 91 92 93 93 93
20 FT WIND DIR..W W SW SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..4 4 4 4 4 3 3 3 2 2 2 1
20 FT WIND GUST.10 10 6 6 6 6 6 6 5 5 5 2
MIX HGT (KFT)...2.9 2.9 0.6 0.6 0.6 0.6 0.6 0.6 0.5 0.5 0.5 0.5
TRANSP WIND DIR.W W SW SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.9 9 10 10 10 7 7 7 7 7 7 5
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......VARIABLE WINDS UNDER 3 MPH.
MIXING HEIGHT.......3000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 3 TO 5 MPH SHIFTING TO THE WEST
AROUND 5 MPH LATE IN THE AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........50 50 63 63 63 24 24 24 0 0 0 1
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............53 54 54 57 61 64 67 70 73 74 75 77
RH..............94 95 93 88 81 73 66 60 55 50 47 45
20 FT WIND DIR..SW SW S S S W W W NW NW NW N
20 FT WIND SPD..1 1 1 1 1 1 1 1 2 2 2 2
20 FT WIND GUST.2 2 4 4 4 2 2 2 5 5 5 6
MIX HGT (KFT)...0.5 0.5 0.7 0.7 0.7 2.0 2.0 2.0 3.0 3.0 3.0 3.0
TRANSP WIND DIR.SW SW S S S SW SW SW W W W W
TRANSP WIND SPD.5 5 3 3 3 3 3 3 5 5 5 5
OUTLOOK FOR THURSDAY SEPTEMBER 24 THROUGH WEDNESDAY SEPTEMBER 30
ACCORDING TO THE 8-14 DAY OUTLOOK FROM THE NWS CLIMATE PREDICTION CENTER,
TEMPERATURES AND PRECIPITATION BETWEEN SEP 24-30 ARE EXPECTED TO BE "NEAR
NORMAL." AT THE SITE, "NORMAL TEMPERATURES" DURING THIS TIME FRAME ARE AROUND
74 DEGREES F FOR THE HIGH AND 46 DEGREES FOR THE LOW, AND "NORMAL PRECIPITATION"
IS BETWEEN 0.05-0.07" OF RAIN DAILY.
FORECASTER...ALVIZ
REQUESTED BY...JONATHAN C PAUL
TYPE OF REQUEST...PRESCRIBED
.TAG 2621951.0/PQR
.DELDT 09/15/26
.FORMATTERVERSION 2.0.0
.EMAIL CASCADIAFIRE@GMAIL.COM
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