858
FNUS76 KPDT 181402
FWSPDT

Spot Forecast for Retreat...WA DNR
National Weather Service Pendleton OR
702 AM PDT Fri Oct 18 2024

Forecast is based on forecast start time of 0727 PDT on October 18.
***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 over western Washington will spread precipitation
just east of the Cascades this afternoon.  The front and associated precipitation
will continue through Saturday.  The Retreat Fire is along the leading edge of
rainfall, therefore there will be periods of light rain but amounts less than
0.2-inches are expected.  There will breezy winds, mainly along the higher ridges.



.TODAY...

Sky/weather.........Mostly cloudy (75-85 percent). Chance of light rain
                    after 1100 PDT. Rain likely after 1700 PDT.
CWR.................less than 10 percent.
LAL.................1.
Max temperature.....47.
Min humidity........49 percent.
Wind (20 ft)........Southwest 5-8 mph.
Ridgetop wind.......Southwest 6-10 mph gusting to 15 mph.
Mixing height.......rising to 2500 ft AGL after 0900.
Transport winds.....Southwest 7 mph.
Haines Index........3 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............34     37     42     46     46     46
RH..............67     60     50     51     60     65
20 ft wind......W 7    SW 6   SE 7   SE 7   SSW 8  SSW 7
20 ft wind gust.10     7      10     10     10     10


.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent). Rain likely.
CWR.................20 percent.
LAL.................1.
Min temperature.....43-46.
Max humidity........72-77 percent.
Wind (20 ft)........Southwest 5-8 mph.
Ridgetop wind.......Southwest 6-10 mph with gusts to 15 mph.
Mixing height.......500 ft AGL in the evening.
Transport winds.....West 12 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.SATURDAY...

Sky/weather.........Mostly cloudy (70-80 percent). Periods of rain.
CWR.................10 percent.
LAL.................1.
Max temperature.....Around 60.
Min humidity........47-52 percent.
Wind (20 ft)........West 5-10 mph. Gusts to 15 mph.
Ridgetop wind.......West 5-10 mph. Gusts to 15 mph.
Mixing height.......rising to 2500 ft AGL after 1000 PDT.
Transport winds.....West 16 mph.
Haines Index........2 or very low potential for large plume dominated fire growth.

$$

Forecaster...Wister
Requested by...Carson Zepp
Type of request...WILDFIRE
.TAG 2424240.2/PDT
.DELDT 10/18/24
.FormatterVersion 2.0.0
.EMAIL carson.zepp@dnr.wa.gov