480
FNUS76 KPQR 161141
FWSPQR
SPOT FORECAST FOR CASCADE HEAD PILE BURN...THE NATURE CONSERVANCY
NATIONAL WEATHER SERVICE PORTLAND OR
441 AM PDT TUE APR 16 2024
FORECAST IS BASED ON IGNITION TIME OF 1000 PDT ON APRIL 16.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
ONSHORE FLOW WILL GRADUALLY WEAKEN TODAY, WITH
CLOUDS GIVING WAY TO MIX OF SUN AND CLOUDS TODAY. CAN NOT RULE A
PASSING LIGHT SHOWER THIS MORNING, BUT IT MORE LIKELY TO STAY DRY.
HIGH PRESSURE BUILDS LATER TODAY THROUGH WEDNESDAY, BUT PRESSURE
GRADIENTS TURN MORE NORTHERLY ON WEDNESDAY, WITH BIT MORE IN WAY
OF NORTHERLY WINDS FOR WEDNESDAY.
TODAY (16 APR)
SKY/WEATHER.........MOSTLY CLOUDY. A 20 PERCENT CHANCE OF MORNING
SHOWERS. THEN, GRADUALLY BECOMING MOSTLY SUNNY.
CWR.................NEAR ZERO PERCENT.
LAL.................1.
MAX TEMPERATURE.....53 TO 55.
MIN HUMIDITY........65 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......VARIABLE 0-2 MPH, BECOMING NORTH TO NORTHWEST
3-5 MPH BY LATE MORNING.
RIDGETOP...........WEST 1-3 MPH, BECOMING NORTHWEST 4-8 MPH.
FEW GUSTS TO 15 MPH AFTER 1300.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.
HAINES INDEX........4 (LOW).
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
LAL.................1.
MIN TEMPERATURE.....40 TO 45.
MAX HUMIDITY........NEAR 80 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHWEST 2-5 MPH EARLY, THEN LIGHT DRAINAGE.
RIDGETOP...........NORTHWEST 4-7 MPH, EASING TO 2-4 MPH.
MIXING HEIGHT.......LOWERING TO 600 FT AGL OVERNIGHT.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
HAINES INDEX........4 (LOW).
WEDNESDAY (17 APR)
SKY/WEATHER.........FEW CLOUDS EARLY, THEN SUNNY.
CWR.................0 PERCENT.
LAL.................1.
MAX TEMPERATURE.....55 TO 58.
MIN HUMIDITY........55-60 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT UPSLOPE EARLY, THEN NORTH 2-5 MPH.
RIDGETOP...........VARIABLE 1-3 MPH, BECOMING NORTH 5-9 MPH
BY AFTERNOON, WITH GUSTS TO 20 MPH.
MIXING HEIGHT.......RISING TO 4500 FT AGL.
TRANSPORT WINDS.....NORTH 15 MPH.
HAINES INDEX........4 (LOW).
FORECASTER...ROCKEY
REQUESTED BY...CATHERINE DUNN
TYPE OF REQUEST...PRESCRIBED
.TAG 2411059.0/PQR
.DELDT 04/16/24
.FORMATTERVERSION 2.0.0
.EMAIL CDUNN@TNC.ORG,BAYARD.D.MCLEOD@ODF.OREGON.GOV
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