578
FNUS76 KPDT 230000
FWSPDT
SPOT FORECAST FOR 204 COW...MALHEUR NATIONAL FOREST
NATIONAL WEATHER SERVICE PENDLETON OR
500 PM PDT THU AUG 22 2019
FORECAST IS BASED ON FORECAST START TIME OF 2200 PDT ON AUGUST 22.
***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
HIGH PRESSURE WILL BRING MAINLY DRY CONDITIONS INTO
THE WEEKEND WITH NEAR NORMAL TEMPERATURES. PRESSURE GRADIENTS MAY
TIGHTEN ON SATURDAY AND BREEZY CONDITION ARE POSSIBLE.
TONIGHT
SKY/WEATHER.........CLEAR.
CWR.................0 PERCENT.
LAL.................1.
MIN TEMPERATURE.....42-45.
MAX HUMIDITY........49-52 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 4 TO 7 MPH.
RIDGETOP WIND.......NORTHWEST WINDS 5 TO 8 MPH.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....WEST AROUND 8 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1.
MAX TEMPERATURE.....70-73.
MIN HUMIDITY........19-22 PERCENT.
WIND (20 FT)........WEST WINDS 4 TO 8 MPH.
RIDGETOP WIND.......WEST WIND 5 TO 9 MPH.
MIXING HEIGHT.......6900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 9 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1.
MIN TEMPERATURE.....49-52.
MAX HUMIDITY........49-53 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 4 TO 8 MPH.
RIDGETOP WIND.......NORTHWEST WINDS 5 TO 8 MPH.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1.
MAX TEMPERATURE.....70-73.
MIN HUMIDITY........20-23 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH INCREASING TO 6 TO 12
MPH WITH GUSTS UP TO 18 MPH IN THE AFTERNOON.
RIDGETOP WIND.......WEST WINDS 8 TO 16 MPH WITH GUSTS TO
22 MPH IN THE AFTERNOON.
MIXING HEIGHT.......7900 FT AGL.
TRANSPORT WINDS.....WEST AROUND 17 MPH.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
FORECASTER...VP
REQUESTED BY...KATHY RANKIN
TYPE OF REQUEST...WILDFIRE
.TAG 1914115.1/PDT
.DELDT 08/22/19
.FORMATTERVERSION 1.0.26
.EMAIL ORJDCC@FIRENET.GOV,BRIAN.C.BISHOP@USDA.GOV
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