262
FNUS76 KPDT 172215
FWSPDT
SPOT FORECAST FOR SAFR # SOUTH...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
315 PM PDT THU APR 17 2025
FORECAST IS BASED ON FORECAST START TIME OF 1000 PDT ON APRIL 18.
***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS***
***WINDS ARE 20 FOOT 10-MINUTE AVERAGES***
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
IF YOU HAVE QUESTIONS OR CONCERNS WITH THIS FORECAST, PLEASE
CONTACT OUR OFFICE AT (541) 276-8134.
DISCUSSION
AN UPPER LEVEL RIDGE AND SURFACE HIGH PRESSURE WILL
MOVE OVER THE FIRE AREA ON FRIDAY AFTER AN OVERNIGHT OF MODERATE
HUMIDITY RECOVERIES AROUND 50%. FRIDAY MORNING LOWS AROUND
FREEZING, BUT HIGHS WILL BE ABOUT 10 DEGREES WARMER THAN ON
THURSDAY. VERY DRY FRIDAY WITH HUMIDITIES DROPPING INTO THE TEENS,
BUT EXCELLENT OVERNIGHT HUMIDITIES INTO SATURDAY MORNING EXPECTED.
A COLD FRONT WILL PASS OVER THE AREA SATURDAY, INCREASING WINDS
OUT OF THE NORTHWEST AS CLOUD COVER INCREASING FRIDAY EVENING.
FRIDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....67-70.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 2 TO 7
MPH BY NOON.
RIDGETOP WIND.......LIGHT WINDS BECOMING NORTHEAST 4 TO 8 MPH
BY NOON.
MIXING HEIGHT.......5300 FT AGL.
TRANSPORT WINDS.....EAST 7 TO 9 MPH SHIFTING TO THE NORTHWEST
AROUND 7 MPH LATE IN THE AFTERNOON.
TIME (PDT) 10 AM NOON 2 PM 4 PM 6 PM 8 PM
CHC OF LTNG (%).0 0 0 0 0 0
TEMP............49 57 64 66 64 53
RH..............38 26 20 18 21 37
20 FT WIND......E 3 E 5 NE 5 NE 5 N 5 W 4
20 FT WIND GUST.4 6 6 6 6
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT) THEN BECOMING
MOSTLY CLOUDY (55-65 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....AROUND 40.
MAX HUMIDITY........67-72 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 2 TO 7 MPH BECOMING WEST
SOUTHWEST BY 10 PM BEFORE LIGHT OVERNIGHT.
RIDGETOP WIND.......NORTHEAST WINDS 3 TO 8 MPH BECOMING WEST
SOUTHWEST BY 10 PM BEFORE LIGHT OVERNIGHT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 8 MPH INCREASING TO 9 TO 10 MPH
OVERNIGHT.
SATURDAY
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT) THEN BECOMING
SUNNY (10-20 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.1 PERCENT.
MAX TEMPERATURE.....61-64.
MIN HUMIDITY........33-38 PERCENT.
WIND (20 FT)........LIGHT WINDS OUT OF THE WEST BECOMING NORTHWEST
6 TO 12 MPH WITH GUSTS UP TO 20 MPH AFTER 11
AM.
RIDGETOP WIND.......LIGHT WINDS OUT OF THE WEST BECOMING NORTHWEST
7 TO 14 MPH WITH GUSTS UP TO 25 MPH AFTER 11
AM.
MIXING HEIGHT.......5400 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 17 MPH SHIFTING TO THE NORTHWEST 20
TO 22 MPH LATE IN THE AFTERNOON.
FORECASTER...CALLIHAN
REQUESTED BY...JYOTA SMITH-HOWARD
TYPE OF REQUEST...WILDFIRE
.TAG 2510936.0/PDT
.DELDT 04/17/25
.FORMATTERVERSION 2.0.0
.EMAIL JYOTA.SMITHHOWARD@USDA.GOV
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