095
FNUS76 KPDT 062108
FWSPDT
SPOT FORECAST FOR HIGHWAY 24 TUMBLEWEEDS...USFWS
NATIONAL WEATHER SERVICE PENDLETON OR
108 PM PST TUE JAN 6 2026
FORECAST IS BASED ON IGNITION TIME OF 1300 PST ON JANUARY 06.
***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS***
***WINDS ARE 20 FOOT 10-MINUTE AVERAGES***
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
***VENTILATION INDEX IS DERIVED FROM THE
TRANSPORT WIND MULTIPLIED BY THE MIXING
HEIGHT IN 100'S OF FEET. INDEX CATEGORIES
ARE A GENERALIZED INDICATOR ONLY.***
IF YOU HAVE QUESTIONS OR CONCERNS WITH THIS FORECAST, PLEASE
CONTACT OUR OFFICE AT (541) 276-8134.
DISCUSSION
HUMIDITIES STAY ELEVATED THROUGH THE DAY AS AN
INCOMING SYSTEM WILL BRING A SLIGHT CHANCE OF LIGHT RAIN TO THE
FIRE AREA BEFORE 1900. RAIN AMOUNTS WILL BE MINIMAL NEAR A TRACE,
WITH WINDS SLOWLY DECREASING THROUGH THE AFTERNOON. EXCELLENT
OVERNIGHT HUMIDITIES TONIGHT INTO WEDNESDAY MORNING AS CLOUDS
CLEAR BEHIND A COLD FRONT. THE FRONT WILL PASS OVER THE FIRE AREA
AROUND 2200 TONIGHT, ALLOWING WINDS TO SHIFT OUT OF THE NORTH.
WINDS WILL SHIFT FROM THE NORTH TO THE SOUTH WEDNESDAY AFTERNOON,
AND INCREASE TO SIMILAR VALUES EXPERIENCED TODAY.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE
(15-25 PERCENT) OF RAIN BEFORE 1900.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.1 PERCENT.
MAX TEMPERATURE.....45-48.
MIN HUMIDITY........60-65 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 12 MPH WITH GUSTS UP TO 16
MPH.
MIXING HEIGHT.......1700 FT AGL.
TRANSPORT WINDS.....SOUTH 17 TO 18 MPH.
VENTILATION INDEX...POOR TO FAIR (110-210).
TIME (PST) 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............43 44 45 43 43 42 41 41 41 41 40 39
RH..............70 68 65 68 70 74 76 76 77 79 77 79
20 FT WIND DIR..S S S S S S S S S SW SW SW
20 FT WIND SPD..11 10 9 8 6 6 6 4 3 2 3 4
20 FT WIND GUST.15 14 13 12 10 10 10 8 7 7 8
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
MOSTLY CLEAR (20-30 PERCENT) AFTER 10 PM.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.1 PERCENT.
MIN TEMPERATURE.....30-33.
MAX HUMIDITY........75-80 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 12 MPH WITH GUSTS UP TO 16
MPH BECOMING 3 TO 7 MPH AFTER 2000, THEN
SHIFTING FROM THE NORTH AFTER 2200.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 17 MPH DECREASING TO AROUND 8
MPH.
VENTILATION INDEX...POOR (40-110) DECREASING TO POOR (40)
OVERNIGHT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (70-80 PERCENT) AFTER 1500.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.1 PERCENT.
MAX TEMPERATURE.....46-49.
MIN HUMIDITY........52-57 PERCENT.
WIND (20 FT)........NORTH WINDS 3 TO 7 MPH SHIFTING TO THE
SOUTH 6 TO 12 MPH WITH GUSTS UP TO 16 MPH
AFTER 1000.
MIXING HEIGHT.......2300 FT AGL.
TRANSPORT WINDS.....SOUTH 8 TO 16 MPH.
VENTILATION INDEX...POOR TO FAIR (40-240) INCREASING TO POOR TO
FAIR (60-240) IN THE AFTERNOON.
FORECASTER...CALLIHAN
REQUESTED BY...THOMAS BOGGS
TYPE OF REQUEST...PRESCRIBED
.TAG 2528436.0/PDT
.DELDT 01/06/26
.FORMATTERVERSION 2.0.0
.EMAIL THOMAS_BOGGS@FWS.GOV
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