923
FNUS76 KPDT 300713
FWSPDT
SPOT FORECAST FOR WALTER SPRINGS RX...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
1213 AM PDT THU APR 30 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON APRIL 30.
***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 TRANSPORT WIND
MULTIPLIED BY THE MIXING HEIGHT IN 100'S OF FT.
CATEGORIES ARE A GENERALIZED INDICATOR ONLY:
LOW (< 200), MODERATE (200-500), HIGH (500-700),
AND VERY HIGH (> 700). ***
IF YOU HAVE QUESTIONS OR CONCERNS WITH THIS FORECAST, PLEASE
CONTACT OUR OFFICE AT (541) 276-8134.
DISCUSSION
DRY WEATHER WITH WARMING TEMPERATURES IS EXPECTED
THROUGH FRIDAY. WITH THE EXCEPTION OF SOME MAINLY AFTERNOON GUSTS
TODAY, WINDS SHOULD GENERALLY BE LIGHT UNDER HIGH PRESSURE.
MIN RH VALUES WILL BE AROUND 30 TO 35 PERCENT, WITH MODERATE TO
GOOD OVERNIGHT RECOVERIES.
TODAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....59-62.
MIN HUMIDITY........32-37 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH. GUSTS 15 TO 20 MPH.
RIDGETOP WIND.......SOUTHEAST WINDS AROUND 10 MPH. GUSTS 15 TO 20 MPH.
MIXING HEIGHT.......4900 FT AGL EARLY IN THE MORNING.
TRANSPORT WINDS.....SOUTHEAST 5 TO 13 MPH.
VENTILATION INDEX...LOW (50) INCREASING TO MODERATE (490) IN THE
AFTERNOON.
TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
CHC OF LTNG (%).0 0 0 0 0 0
TEMP............43 47 53 57 59 59
RH..............59 54 45 40 37 36
20 FT WIND......SE 5 SE 6 SE 6 SE 8 SE 8 SE 8
20 FT WIND GUST.8 14 14 16 14 15
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....43-46.
MAX HUMIDITY........52-57 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH, BECOMING SOUTH
BY MORNING.
RIDGETOP WIND.......SOUTHEAST WINDS 5 TO 10 MPH, BECOMING SOUTH
BY MORNING.
MIXING HEIGHT.......3000 FT AGL EARLY IN THE EVENING.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
VENTILATION INDEX...LOW (110) DECREASING TO LOW (30) OVERNIGHT.
FRIDAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.8 PERCENT.
MAX TEMPERATURE.....62-65.
MIN HUMIDITY........31-36 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 7 MPH SHIFTING TO THE WEST
EARLY IN THE MORNING, THEN SHIFTING TO THE
SOUTHEAST 5 TO 8 MPH LATE IN THE MORNING.
RIDGETOP WIND.......SOUTH WINDS 5 TO 10 MPH, SHIFTING TO THE SOUTHEAST.
MIXING HEIGHT.......5900 FT AGL LATE IN THE MORNING.
TRANSPORT WINDS.....SOUTH AROUND 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING SOUTH 7 TO 12 MPH
LATE IN THE MORNING.
VENTILATION INDEX...LOW (30) INCREASING TO MODERATE (410) IN THE
AFTERNOON.
FORECASTER...NIERENBERG
REQUESTED BY...NICHOLAS STEEL
TYPE OF REQUEST...PRESCRIBED
.TAG 2611886.2/PDT
.DELDT 04/30/26
.FORMATTERVERSION 2.0.0
.EMAIL NICHOLAS.STEEL@USDA.GOV
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