704
FNUS76 KPQR 311524 AAA
FWSPQR
SPOT FORECAST FOR CASCADE HEAD NON-BROADCAST BURN...UPDATED
NATIONAL WEATHER SERVICE PORTLAND OR
824 AM PDT TUE MAR 31 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON MARCH 31.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
CORRECTED FORECAST TO INCLUDE RIDGETOP WINDS.
15-20% CHANCE OF RAIN THROUGH THIS AFTERNOON. WINDS
STRENGTHEN AND SHIFT SOUT-SOUTHWEST AFTER 1000. A FRONT WILL
MOVES THROUGH LATE TONIGHT WITH RAIN STARTING AFTER 2200. COLD
FRONT ARRIVES ON WED INCREASING WIND AND RAIN. POST-FRONTAL SHOWERS
BEHIND THE COLD FRONT AND WINDS DECREASE. THERE IS A 15-20%
CHANCE FOR THUNDERSTORMS BETWEEN 1700 WED AND 0200 THU.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF RAIN WITH A PERIOD OF HIGHER
CHANCES IN THE AFTERNOON.
CWR.................4 PERCENT INCREASING TO 34 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 53.
MIN HUMIDITY........76 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......EAST WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
RIDGETOP...........OFFSHORE WIND BECOMING SOUTH-SOUTHWEST 10-15
MPH WITH GUSTS UP TO 20 MPH.
MIXING HEIGHT.......2800 FT AGL.
TRANSPORT WINDS.....SOUTH 6 TO 14 MPH INCREASING TO 16 TO 18 MPH
LATE IN THE AFTERNOON.
TIME (PDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........68 62 70 69 80 70 58 52 33 33 42
WEATHER COV..... SCH SCH SCH SCH SCH CHC SCH SCH SCH
WEATHER TYPE.... RN RN RN RN RN RN RN RN RN
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 30
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............45 45 46 49 50 50 50 51 51 51 52
RH..............72 71 74 75 78 83 85 85 84 84 81
20 FT WIND DIR..E E E S S S S S SW SW SW
20 FT WIND SPD..5 5 5 5 5 5 6 7 8 9 10
20 FT WIND GUST.6 7 7 7 8 10 10 11 12 13 13
RIDGE WIND DIR..E E E SE SE S S SW SW SW SW
RIDGE WIND SPD..5 5 5 6 6 6 8 9 10 11 11
MIX HGT (KFT)...0.7 0.7 0.7 1.5 2.0 2.2 2.1 2.2 2.4 2.5 2.8
TRANSP WIND DIR.SE SE S S S S S S S S S
TRANSP WIND SPD.6 7 7 9 10 12 13 14 16 18 18
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING,
THEN RAIN OVERNIGHT.
CWR.................34 PERCENT INCREASING TO 91 PERCENT EARLY IN
THE MORNING.
CHANCE OF LIGHTNING.5 PERCENT.
MIN TEMPERATURE.....AROUND 46.
MAX HUMIDITY........98 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 9 TO 12 MPH. GUSTS UP TO 25 MPH.
RIDGETOP...........SOUTH WINDS 13 TO 18 MPH WITH GUSTS UP TO 30
MPH. STRONGEST WINDS AROUND SUNRISE.
MIXING HEIGHT.......1200 FT AGL.
TRANSPORT WINDS.....SOUTH 17 TO 23 MPH INCREASING TO 28 TO 31 MPH
OVERNIGHT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........70 78 80 81 83 84 87 87 87 88 93 88
WEATHER COV..... SCH CHC CHC LKY LKY DEF DEF DEF
WEATHER TYPE.... RN RN RN RN RN RN RN RN
TSTM COV........
CWR.............30 30 30 30 30 30 30 30 30 30 30 90
CHC OF LTNG (%).0 0 0 0 0 0 0 0 10 10 10 0
TEMP............51 51 50 48 48 48 48 48 47 47 47 46
RH..............84 82 82 84 84 84 86 87 88 90 93 96
20 FT WIND DIR..SW SW SW S S S S S S S S S
20 FT WIND SPD..10 9 9 10 10 11 11 13 14 15 17 17
20 FT WIND GUST.14 14 14 14 14 16 17 18 19 21 22 24
RIDGE WIND DIR..S S S S S S S S S S S S
RIDGE WIND SPD..11 11 11 11 11 12 12 13 14 15 16 18
MIX HGT (KFT)...2.9 3.0 1.2 1.3 1.3 1.3 1.4 1.5 2.4 2.0 2.1 1.5
TRANSP WIND DIR.S S S S SW SW S S S S S S
TRANSP WIND SPD.20 20 17 17 20 22 21 23 28 29 31 29
WEDNESDAY
SKY/WEATHER.........CLOUDY. RAIN IN THE MORNING, THEN RAIN SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
CWR.................91 PERCENT DECREASING TO 53 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF LIGHTNING.16 PERCENT.
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........84 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 15 TO 20 MPH SHIFTING TO THE
SOUTHWEST LATE IN THE MORNING. GUSTS UP TO
32 MPH IN THE MORNING AND EARLY AFTERNOON.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS LATE IN THE AFTERNOON.
RIDGETOP...........SOUTHWEST WINDS 20 TO 25 MPH WITH GUSTS UP 35
MPH BECOMING 10 TO 15 MPH WITH GUSTS UP TO
27 MPH IN THE EARLY AFTERNOON.
MIXING HEIGHT.......3100 FT AGL.
TRANSPORT WINDS.....SOUTH 26 TO 35 MPH SHIFTING TO THE SOUTHWEST 20
TO 23 MPH IN THE AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........93 95 97 100 98 99 91 78 68 69 64 100
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF LKY CHC CHC CHC DEF
WEATHER TYPE....RN RN RN RN RN RN RN RN RW RW RW RW
TSTM COV........ SCH SCH SCH SCH
CWR.............90 90 90 90 90 90 90 90 90 90 90 50
CHC OF LTNG (%).0 0 0 0 0 10 10 10 20 20 20 20
TEMP............47 47 48 48 48 49 48 48 49 49 48 48
RH..............97 97 95 96 98 96 97 95 90 90 88 84
20 FT WIND DIR..S S S S SW SW W W SW SW SW SW
20 FT WIND SPD..17 19 20 19 17 17 16 16 15 15 15 14
20 FT WIND GUST.24 26 26 26 24 22 20 19 18 18 18 18
RIDGE WIND DIR..S S S SW SW SW SW SW SW SW SW SW
RIDGE WIND SPD..18 18 18 17 16 16 16 15 15 15 15 15
MIX HGT (KFT)...1.4 1.5 1.5 1.6 1.8 2.3 2.5 2.5 2.9 2.9 3.1 2.9
TRANSP WIND DIR.S S S S SW SW W W W SW SW SW
TRANSP WIND SPD.30 31 35 31 29 26 22 20 21 23 22 22
FORECASTER...MUESSLE
REQUESTED BY...BAYARD MCLEOD
TYPE OF REQUEST...PRESCRIBED
.TAG 2608283.2/PQR
.DELDT 03/31/26
.FORMATTERVERSION 2.0.0
.EMAIL CDUNN@TNC.ORG,BAYARD.D.MCLEOD@ODF.OREGON.GOV
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