157
FNUS76 KPDT 260911
FWSPDT

Spot Forecast for Darlene 3...Oregon State Fire Marshal
National Weather Service Pendleton OR
211 AM PDT Wed Jun 26 2024

Forecast is based on forecast start time of 0300 PDT on June 26.
***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...Winds will begin shifting to the southwest and then
west-southwest during the later morning into beginning of the
afternoon timeframe today, with breezy conditions of 20 to 30 mph
possible. Winds remain breezy through the evening before becoming
light and downslope/downvalley overnight. Thursday lighter winds
are expected, shifting further to the west to northwest during the
morning hours, becoming light again tomorrow night. A few passing
showers noted near the site as of this forecast, but expect this
activity to be moving away from the site over the next couple of
hours with very low chances (<10%) of any new precipitation today.

.TODAY...

Sky/weather.........Sunny (0-10 percent) then becoming partly sunny
                    (55-65 percent). Haze and areas of smoke.
CWR.................0 percent.
LAL.................1.
Max temperature.....Around 80.
Min humidity........18-23 percent.
Wind (20 ft)........Southwest winds 6 to 12 mph becoming west-southwest
by the late morning and afternoon at 10 to 16 mph.
Gusts 20 to 30 mph by the afternoon.
Ridgetop wind.......Southwest winds 8 to 12 mph becoming west-southwest
by the late morning and afternoon at 12 to 18 mph.
Gusts 20 to 30 mph by the afternoon.
Mixing height.......7400 ft AGL.
Transport winds.....Southwest around 15 to 20 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...

Sky/weather.........Partly cloudy (30-40 percent). Patchy smoke in
                    the evening, then areas of smoke overnight.
CWR.................0 percent.
LAL.................1.
Min temperature.....Around 40.
Max humidity........90-95 percent.
Wind (20 ft)........West winds 5 to 10 mph with gusts 15 to 20 mph in
the evening, becoming west-southwest 3 to 6 mph
after midnight.
Ridgetop wind.......West winds 6 to 12 mph with gusts 15 to 20 mph in
the evening, becoming west-southwest 4 to 8 mph
after midnight.
Mixing height.......1800 ft AGL.
Transport winds.....West around 10 to 15 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.THURSDAY...

Sky/weather.........Sunny (15-25 percent). Areas of smoke.
CWR.................0 percent.
LAL.................1.
Max temperature.....71-74.
Min humidity........22-27 percent.
Wind (20 ft)........Light winds becoming west to northwest
5 to 8 mph in the afternoon with gusts to
12 mph.
Ridgetop wind.......Light winds becoming west to northwest
6 to 12 mph in the afternoon with gusts to
15 mph.
Mixing height.......6000 ft AGL.
Transport winds.....West around 10 to 12 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Goatley
Requested by...Chris Schimmer
Type of request...WILDFIRE
.TAG 2416729.0/PDT
.DELDT 06/26/24
.FormatterVersion 2.0.0
.EMAIL christopher.schimmer@portlandoregon.gov