889
FNUS76 KPDT 022234
FWSPDT

Spot Forecast for BIg Eddy 3 - PFTC...USFS
National Weather Service Pendleton OR
334 PM PDT Thu May 2 2024

Forecast is based on ignition time of 1800 PDT on May 02.
***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...Dry weather is expected through Friday afternoon when
low pressure will move south of the area and rain will develop, which
will continue through Friday night and into Saturday.  Snow levels will
decrease on Saturday, that rain will mix with snow on Saturday with less
than an inch accumulation expected at this time.

Wetting rain is expected by Friday night.  Min RH values will be in
the 30s on Friday and much higher on Saturday due to precipitation, with
excellent recovery Friday night.  Winds, while not strong will be shifting
around.

.FRIDAY...
Slight chance of
                    rain late in the afternoon. Rain likely late in
                    the afternoon.
Sky/weather.........Mostly sunny (25-35 percent) then becoming
                    mostly cloudy (75-85 percent). Rain becoming
                    likely by late afternoon.
CWR.................0 percent increasing to 70 percent late in the
                    afternoon.
LAL.................1.
Max temperature.....60-63.
Min humidity........32-37 percent.
Wind (20 ft)........Southwest winds 5 to 11 mph.
Ridgetop wind.......South winds 10 to 15 mph with gusts to 20 mph early.
Mixing height.......4000 ft AGL.
Transport winds.....Southwest 10 to 17 mph.
Haines Index........2 to 4 or very low to low potential for large
                    plume dominated fire growth.

.FRIDAY NIGHT...

Sky/weather.........Mostly cloudy (80-90 percent). Rain likely early
                    in the evening, then rain late in the evening.
CWR.................70 percent increasing to 94 percent late in the
                    evening.
LAL.................1.
Min temperature.....39-42.
Max humidity........94-99 percent.
Wind (20 ft)........Southwest winds 5 to 10 mph.
Ridgetop wind.......South winds becoming southwest and decreasing to around
                    5 mph in the evening then becoming southeast 5 to 10 mph
                    by daybreak.
Mixing height.......600 ft AGL.
Transport winds.....Southwest 12 to 17 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.SATURDAY...

Sky/weather.........Mostly cloudy (70-80 percent). Rain. Snow early
                    in the morning, then rain and snow likely late
                    in the afternoon.
CWR.................93 percent decreasing to 11 percent.
LAL.................1.
Max temperature.....43-46.
Min humidity........61-66 percent.
Wind (20 ft)........Southwest winds 5 to 8 mph shifting to the west
                    5 to 11 mph late in the morning.
Ridgetop wind.......South to southeast winds around 5 mph becoming west
                    5 to 10 mph in the afternoon
Mixing height.......3700 ft AGL.
Transport winds.....Southwest 12 to 16 mph shifting to the west
                    around 14 mph late in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Nierenberg
Requested by...Jessie Creech
Type of request...PRESCRIBED
.TAG 2413036.0/PDT
.DELDT 05/02/24
.FormatterVersion 2.0.0
.EMAIL jessie.creech@usda.gov