639
FNUS76 KPDT 211645
FWSPDT

Spot Forecast for Up Ratt 5G...BIFZ
National Weather Service Pendleton OR
945 AM PDT Tue May 21 2024

Forecast is based on ignition time of 1000 PDT on May 21.
***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 cold front will spread precipitation across eastern
Oregon this afternoon and evening, and rain will develop over southeast
Oregon between 2000-2200 PDT.  There is a high chance of wetting rain
at the burn site with rainfall amounts up to 0.25" expected.  Winds
will also increase with the front and will be breezy, especially along
the ridgetops, on Wednesday.  Snow levels will lower to around 5000 feet
on Wednesday, so there could be light snow mixed with rain.

.REST OF TODAY...

Sky/weather.........Becoming partly cloudy (35-45 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....60.
Min humidity........25 percent.
Wind (20 ft)........West 5-8 mph increasing to 8-12 mph in the
                    afternoon.
Ridgetop wind.......West 8-12 mph gusting to 20 mph.
Mixing height.......7800 ft AGL.
Transport winds.....West around 13 mph.
Haines Index........2 (very low).

.TONIGHT...

Sky/weather.........Mostly cloudy (80-90 percent). Rain showers
                    developing in the evening with steady rain
                    showers through the night.
CWR.................70 percent.
LAL.................1.
Min temperature.....40-43.
Max humidity........82-87 percent.
Wind (20 ft)........West 8-12 mph.
Ridgetop wind.......West 10-15 mph gusting to 25 mph.
Mixing height.......2000 ft AGL.
Transport winds.....West around 20 mph.
Haines Index........2 (very low).


.WEDNESDAY...

Sky/weather.........Partly sunny (55-65 percent). Rain showers
                    likely in the morning then a chance of rain
                    showers and a slight chance of thunderstorms
                    in the afternoon. Snow pellet showers possible.
CWR.................30 percent.
LAL.................2.
Max temperature.....Around 50.
Min humidity........31-36 percent.
Wind (20 ft)........West 9-14 mph with gusts to 25 mph. Gusty and
                    erratic winds expected near thunderstorms in the afternoon.
Ridgetop wind.......West-Northwest 10-15 mph with gusts around 30 mph.
Mixing height.......8500 ft AGL.
Transport winds.....West around 30 mph.
Haines Index........2 (very low).

$$

Forecaster...Wister
Requested by...Timber Modey
Type of request...PRESCRIBED
.TAG 2414832.0/PDT
.DELDT 05/21/24
.FormatterVersion 2.0.0
.EMAIL orbic@firenet.gov