818
FNUS76 KPDT 191357
FWSPDT

Spot Forecast for Retreat...WA DNR
National Weather Service Pendleton OR
657 AM PDT Sat Oct 19 2024

Forecast is based on forecast start time of 0727 PDT on October 19.
***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 warm front west of the Cascades will spread light rain
to the Cascade east slopes today, but any rainfall amounts will be very
light at Retreat.  The front will lift north and out of the area this
afternoon and evening. The next system arriving on Sunday will bring
widespread rain to the eastern slopes by late Sunday.  Otherwise, winds
aloft will occasionally mix to the surface for breezy winds, especially
along the higher ridges.


.REST OF TODAY...

Sky/weather.........Mostly cloudy (75-85 percent). Periods of light
                    rain through the day.
CWR.................less than 10 percent.
LAL.................1.
Max temperature.....63.
Min humidity........56 percent.
Wind (20 ft)........West 8-13 mph gusting to 18 mph.
Ridgetop wind.......West 15-20 mph gusting to 30 mph.
Mixing height.......2000 ft AGL after 0900.
Transport winds.....West 15 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.


TIME (PDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
Temp............58     59     61     62     63     60
RH..............70     69     65     56     56     57
20 ft wind......W 9    W 12   SW 13  SW 12  W 12   W 11
20 ft wind gust.14     17     17     16     16     16


.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent) then becoming
                    partly cloudy (35-45 percent). Chance of rain early
                    in the morning.
CWR.................0 percent.
LAL.................1.
Min temperature.....Around 50.
Max humidity........65-70 percent.
Wind (20 ft)........West 6-12 mph with evening gusts to 16 mph.
Ridgetop wind.......West 10-15 mph gusting to 20 mph.
Mixing height.......500 ft AGL.
Transport winds.....West 12 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.SUNDAY...

Sky/weather.........Partly cloudy (40-50 percent). Chance of rain
                    until early evening. Rain likely overnight.
CWR.................20 percent.
LAL.................1.
Max temperature.....63-66.
Min humidity........46-51 percent.
Wind (20 ft)........West 4-8 mph shifting to the southwest
                    9-14 mph with gusts to around 20 mph in
                    the afternoon.
Ridgetop wind.......West 10-15 mph gusting to 23 mph.
Mixing height.......maximum 4000 ft AGL.
Transport winds.....Southwest 10 mph increasing to 22
                    mph late in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

$$

Forecaster...Wister
Requested by...Carson Zepp
Type of request...WILDFIRE
.TAG 2424240.3/PDT
.DELDT 10/19/24
.FormatterVersion 2.0.0
.EMAIL carson.zepp@dnr.wa.gov