788
FNUS76 KPDT 152359
FWSPDT
SPOT FORECAST FOR LOWER DRY CREEK...OSFM
NATIONAL WEATHER SERVICE PENDLETON OR
459 PM PDT WED JUL 15 2026
FORECAST IS BASED ON FORECAST START TIME OF 1700 PDT ON JULY 15.
***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.
..RED FLAG WARNING IN EFFECT UNTIL 5 AM PDT THURSDAY
..HEAT ADVISORY IN EFFECT UNTIL 9 PM PDT THURSDAY
DISCUSSION
THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS EVENING
AND AGAIN TOMORROW, PRIMARILY UNTIL 2300 TONIGHT AND BETWEEN
1300-1800 TOMORROW. WINDS WILL SHIFT FROM NORTHEAST TO SOUTH THIS
EVENING, SHIFTING BACK TO THE NORTHEAST BY MID-TO LATE MORNING ON
THURSDAY. MAIN CONCERNS ASSOCIATED WITH STORMS ARE FREQUENT
LIGHTNING, SMALL HAIL, AND GUSTY OUTFLOW WINDS UP TO 45 MPH.
REST OF TODAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.8 PERCENT.
MAX TEMPERATURE.....101-104.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 8 TO 12 MPH BECOMING SOUTH
5 TO 10 MPH AFTER 1900.
MIXING HEIGHT.......7200 FT AGL.
TRANSPORT WINDS.....EAST AROUND 12 MPH.
VENTILATION INDEX...MODERATE (350).
TIME (PDT) 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM
CHC OF LTNG (%).10 10 10 10 10 10 20 20 20 20 20 20
TEMP............100 99 98 94 82 77 76 75 74 71 70 68
RH..............20 19 19 23 32 38 38 39 40 42 45 49
20 FT WIND DIR..NE E SE SE S SE S SE S S S SW
20 FT WIND SPD..11 10 8 7 7 6 6 8 6 7 8 8
20 FT WIND GUST.16 14 12 11 11 12 11 12 12
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE EVENING.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.15 PERCENT.
MIN TEMPERATURE.....64-67.
MAX HUMIDITY........58-63 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 6 TO 12 MPH SHIFTING TO THE
SOUTH 5 TO 10 MPH AROUND 1900, THEN SHIFTING
TO THE SOUTHWEST 5 TO 8 MPH AFTER 0400. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
LATE IN THE EVENING.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....EAST 10 TO 12 MPH SHIFTING TO THE SOUTH 9 TO 10
MPH OVERNIGHT.
VENTILATION INDEX...MODERATE (350) DECREASING TO LOW (40)
OVERNIGHT.
THURSDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT). SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS BEFORE 0800.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.15 PERCENT.
MAX TEMPERATURE.....AROUND 100.
MIN HUMIDITY........26-31 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH SHIFTING TO THE
NORTHWEST 5 TO 10 MPH AFTER 1000. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
EARLY IN THE MORNING.
MIXING HEIGHT.......4800 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 8 TO 9 MPH SHIFTING TO THE WEST 9 TO
13 MPH LATE IN THE AFTERNOON.
VENTILATION INDEX...LOW (100) INCREASING TO MODERATE (290) IN THE
AFTERNOON.
FORECASTER...CALLIHAN
REQUESTED BY...MICHIAL RENAULT
TYPE OF REQUEST...WILDFIRE
.TAG 2617436.0/PDT
.DELDT 07/15/26
.FORMATTERVERSION 2.0.0
.EMAIL MICHIAL.RENAULT@OSFM.OREGON.GOV
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