585
FNUS76 KSEW 181146
FWSSEW
SPOT FORECAST FOR CLACKAMAS FIRE WRT DEPLOYMENT...CLACKAMAS FIRE
NATIONAL WEATHER SERVICE SEATTLE WA
346 AM PST THU DEC 18 2025
FORECAST IS BASED ON FORECAST START TIME OF 0700 PST ON DECEMBER 18.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (206) 526-6095, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
AN INCOMING FRONTAL SYSTEM WILL BRING MORE RAINFALL
AND STRONG, GUSTY WINDS TO THE FLOOD AREA TODAY. WHILE THE
LAT/LON PROVIDED IS NOT UNDER A WIND ADVISORY, THERE IS ONE
IMMEDIATELY TO THE WEST. THIS MAY ALLOW FOR ISOLATED WIND GUSTS
UP TO 40 MPH. THERE IS A VERY SLIGHT THUNDER RISK BEHIND THE
FRONT, HOWEVER CURRENT PROBABILITIES REMAIN BELOW 5 PERCENT.
COLDER AIR BEHIND THE FRONT WILL RESULT IN AN OVERNIGHT LOW NEAR
FREEZING AND A SLIGHT CHANCE FOR A STRAY SNOW FLURRY FRIDAY
MORNING.
TODAY
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN.
CHANCE OF PCPN......100 PERCENT.
MAX TEMPERATURE.....AROUND 49.
SURFACE WINDS (MPH).EAST WINDS 16 TO 21 MPH WITH GUSTS TO AROUND 33
MPH.
PCPN AMOUNT.........0.29 INCHES.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). RAIN LIKELY IN
THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS
THROUGH THE NIGHT. RAIN OVERNIGHT.
CHANCE OF PCPN......90 PERCENT.
MIN TEMPERATURE.....AROUND 35.
SURFACE WINDS (MPH).SOUTHWEST WINDS 12 TO 21 MPH WITH GUSTS TO
AROUND 35 MPH SHIFTING TO THE 5 TO 10 MPH
OVERNIGHT.
PCPN AMOUNT.........0.18 INCHES.
FRIDAY
SKY/WEATHER.........CLOUDY (90-100 PERCENT). SLIGHT CHANCE OF SNOW
IN THE MORNING. RAIN THROUGH THE DAY.
CHANCE OF PCPN......100 PERCENT.
MAX TEMPERATURE.....AROUND 43.
SURFACE WINDS (MPH).SOUTH WINDS 5 TO 7 MPH.
PCPN AMOUNT.........0.28 INCHES.
FORECASTER...REEDY
REQUESTED BY...MORGAN WEST
TYPE OF REQUEST...OTHER
.TAG 2527465.7/SEW
.DELDT 12/18/25
.FORMATTERVERSION 2.0.0
.EMAIL MORGAN.WEST@CLACKAMASFIRE.COM
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