226
FNUS76 KPDT 282318
FWSPDT
SPOT FORECAST FOR ROWENA...WA-CCC
NATIONAL WEATHER SERVICE PENDLETON OR
418 PM PDT SUN JUN 28 2020
FORECAST IS BASED ON FORECAST START TIME OF 1600 PDT ON JUNE 28.
***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
A LARGE UPPER LOW PRESSURE SYSTEM OVER THE REGION
WILL CAUSE WRAP AROUND SHOWERS AND POSSIBLY A THUNDERSTORM THIS
EVENING. SHOWERS WILL DECREASE AFTER SUNSET AND AS THE UPPER LOW
SHIFTS TO THE EAST. IT WILL BE WINDY THIS EVENING AS WELL, BUT
RELATIVE HUMIDITIES WILL BE HIGH FOR THE REST OF THIS AFTERNOON,
AND THEN HIGH RECOVERY OVERNIGHT. TEMPERATURES WILL BE WARMER ON
MONDAY AND TUESDAY WITH HUMIDITIES SLIGHTLY LOWER. IT WILL BECOME
BREEZY TO WINDY AGAIN IN THE AFTERNOONS ON BOTH MONDAY AND TUESDAY.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF AN EVENING THUNDERSTORM.
CWR.................20 PERCENT.
LAL.................2.
MIN TEMPERATURE.....58-63.
MAX HUMIDITY........78-83 PERCENT.
WIND (20 FT)........MOSTLY NORTHWEST 7-14 MPH THIS EVENING, THEN
DECREASING OVERNIGHT TO NORTHWEST 3-7 MPH.
RIDGETOP WIND.......NORTHWEST 20 TO 30 MPH THIS EVENING, DECREASING
TO NORTH 7-13 MPH.
MIXING HEIGHT.......AROUND 500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 20 TO 30 MPH THIS EVENING, DECREASING TO
NORTH 7-13 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY. WARMER.
CWR.................0 PERCENT.
LAL.................1.
MAX TEMPERATURE.....78-83.
MIN HUMIDITY........43-48 PERCENT.
WIND (20 FT)........INCREASING TO NORTHWEST 15 TO 25 MPH BY LATE
MORNING.
RIDGETOP WIND.......INCREASING TO NORTHWEST 20 TO 30 MPH BY LATE
MORNING.
MIXING HEIGHT.......INCREASING TO AROUND 3000 FT AGL.
TRANSPORT WINDS.....BECOMING NORTHWEST 20 TO 30 MPH BY AFTERNOON.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1.
MIN TEMPERATURE.....59-64.
MAX HUMIDITY........78-83 PERCENT.
WIND (20 FT)........DECREASING TO WEST 10 TO 15 MPH AFTER SUNSET.
RIDGETOP WIND.......NORTHWEST 20 TO 30 MPH DECREASING TO 8-15 MPH
OVERNIGHT.
MIXING HEIGHT.......DECREASING TO AROUND 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 20 TO 30 MPH DECREASING TO 8-15 MPH
OVERNIGHT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........45-50 PERCENT.
WIND (20 FT)........INCREASING TO NORTHWEST 15 TO 25 MPH BY AFTERNOON.
RIDGETOP WIND.......INCREASING TO NORTHWEST 20 TO 30 MPH BY AFTERNOON.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
FORECASTER...CLOUTIER
REQUESTED BY...IA:SCOTT
TYPE OF REQUEST...WILDFIRE
.TAG 2008665.0/PDT
.DELDT 06/28/20
.FORMATTERVERSION 1.0.26
.EMAIL WACCC@FIRENET.GOV
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