371
FNUS76 KPDT 312100
FWSPDT
SPOT FORECAST FOR YTC...YTC FES
NATIONAL WEATHER SERVICE PENDLETON OR
200 PM PDT SAT MAY 31 2025
FORECAST IS BASED ON IGNITION TIME OF 1400 PDT ON MAY 31.
***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
A COLD FRONT AND UPPER LOW PRESSURES SYSTEM TODAY WILL
CAUSE AN INCREASE IN NORTWEST WINDS TODAY THROUGH SUNDAY. MIN RH VALUES
WILL BE 20 TO 25 PERCENT TODAY AND 15 TO 20 PERCENT SUNDAY WITH MODERATE
RECOVERIES OVERNIGHT.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....80-83.
MIN HUMIDITY........19-24 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 13 TO 20 MPH WITH GUSTS TO 25 TO 30 MPH.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 23 MPH.
VENTILATION INDEX...EXCELLENT (950).
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). PATCHY BLOWING
DUST IN THE EVENING.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....44-47.
MAX HUMIDITY........57-62 PERCENT.
WIND (20 FT)........BREEZY. NORTHWEST WINDS 12 TO 25 MPH WITH GUSTS TO 30 MPH.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 26 MPH.
VENTILATION INDEX...EXCELLENT (770) DECREASING TO POOR (140)
OVERNIGHT.
SUNDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....71-74.
MIN HUMIDITY........14-19 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 8 TO 15 MPH WITH GUSTS 20 TO 25 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......6700 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 13 MPH.
VENTILATION INDEX...POOR (150) INCREASING TO GOOD (580) IN THE
AFTERNOON.
FORECASTER...NIERENBERG
REQUESTED BY...HEATH BICHEL
TYPE OF REQUEST...PRESCRIBED
.TAG 2515112.0/PDT
.DELDT 05/31/25
.FORMATTERVERSION 2.0.0
.EMAIL BICHELH@GMAIL.COM
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