973
FNUS76 KPQR 080046
FWSPQR
SPOT FORECAST FOR HWY 141 PRESCRIBED BURN...MOUNT ADAMS RESOURCE STEWARDS
NATIONAL WEATHER SERVICE PORTLAND OR
546 PM PDT TUE OCT 7 2025
FORECAST IS BASED ON IGNITION TIME OF 0900 PDT ON OCTOBER 08.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WESTERLY ONSHORE FLOW WILL BRING MOISTENING CONDITIONS
THROUGH
THE DAY ALONG COOLER TEMPERATURES. RAIN CHANCES WILL INCREASE IN THE
EVENING WITH SHOWERS LINGERING THROUGH THURSDAY MORNING. VERY GOOD
OVERNIGHT RH RECOVERIES WEDNESDAY NIGHT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF RAIN LATE IN THE AFTERNOON.
CWR.................1 PERCENT INCREASING TO 21 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST AROUND 5 MPH LATE IN
THE MORNING, THEN BECOMING LIGHT LATE IN THE
AFTERNOON.
MIXING HEIGHT.......4200 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 16 MPH.
TIME (PDT) 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........7 17 19 19 47
WEATHER COV..... S CHC
WEATHER TYPE....NONE NONE NONE NONE RAIN
TSTM COV........
CWR.............0 0 0 0 20
CHC OF LTNG (%).0 0 0 0 0
TEMP............42 55 62 64 62
RH..............97 68 52 45 45
20 FT WIND......SW 3 W 5 W 5 W 5 W 4
20 FT WIND GUST.8 10 11 12 12
MIX HGT (FT)....1700 3200 3900 4200 3800
TRANSPORT WIND..W 10 W 12 W 15 W 16 W 15
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF RAIN IN THE EVENING, THEN
CHANCE OF RAIN LATE IN THE EVENING.
CWR.................21 PERCENT.
CHANCE OF LIGHTNING.3 PERCENT.
MIN TEMPERATURE.....AROUND 37.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
MIXING HEIGHT.......1100 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 12 MPH.
TIME (PDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........47 45 45 61 66 66
WEATHER COV.....S CHC S CHC S CHC CHANCE CHANCE CHANCE
WEATHER TYPE....RAIN RAIN RAIN RAIN RAIN RAIN
TSTM COV........
CWR.............20 20 20 20 20 20
CHC OF LTNG (%).0 0 0 0 0 0
TEMP............60 50 46 43 41 39
RH..............49 65 77 82 89 95
20 FT WIND......W 4 W 2 W 2 W 1 NW 1 NW 1
20 FT WIND GUST.12 8 8 5 4 4
MIX HGT (FT)....2500 1200 1100 1200 1200 1200
TRANSPORT WIND..W 12 W 9 NW 7 W 6 W 7 NW 6
THURSDAY
SKY/WEATHER.........PARTLY SUNNY. CHANCE OF RAIN IN THE MORNING,
THEN SLIGHT CHANCE OF RAIN LATE IN THE MORNING.
RAIN LIKELY LATE IN THE AFTERNOON.
CWR.................17 PERCENT INCREASING TO 34 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF LIGHTNING.8 PERCENT.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........52 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
MIXING HEIGHT.......3200 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 3 MPH SHIFTING TO THE NORTHEAST 5
TO 9 MPH IN THE LATE MORNING AND AFTERNOON,
THEN SHIFTING TO THE NORTHWEST AROUND 7 MPH
LATE IN THE AFTERNOON.
TIME (PDT) 6 AM 10 AM 2 PM
SKY (%).........65 63 67
WEATHER COV.....CHANCE CHANCE S CHC
WEATHER TYPE....RAIN RAIN RAIN
TSTM COV........
CWR.............20 20 20
CHC OF LTNG (%).0 0 10
TEMP............38 47 62
RH..............100 89 57
20 FT WIND......N 1G5 N 2G5 SE 3G7
MIX HGT (FT)....1100 2100 3200
TRANSPORT WIND..N 3 NE 5 E 9
OUTLOOK FOR WEDNESDAY OCTOBER 15 THROUGH TUESDAY OCTOBER 21
HIGHS IN THE LOW TO MID 60S ON FRIDAY WITH COOLER CONDITIONS IN
THE UPPER 50S EXPECTED FOR THE WEEKEND AND INTO EARLY NEXT WEEK.
MIN RH VALUES EACH AFTERNOON IN THE 50-70% RANGE. WINDS REMAIN
WESTERLY TO NORTHWESTERLY , PEAKING AROUND 10 KT EACH AFTERNOON.
GUSTS INCREASE FRIDAY NIGHT AND SATURDAY TO AROUND 20 KT THROUGH
SATURDAY NIGHT. LOWS EACH NIGHT EXPECTED IN THE UPPER 30S TO LOW
40S WITH GOOD RH RECOVERIES GREATER THAN 80%.
FORECASTER...BATZ
REQUESTED BY...LUCAS KING
TYPE OF REQUEST...PRESCRIBED
.TAG 2523120.0/PQR
.DELDT 10/07/25
.FORMATTERVERSION 2.0.0
.EMAIL ANTHONY.DOBSON@DNR.WA.GOV,LUCAS@MTADAMSSTEWARDS.ORG
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