276
FNUS76 KPDT 052256
FWSPDT

Spot Forecast for Darlene 3...USFS
National Weather Service Pendleton OR
356 PM PDT Fri Jul 5 2024

Forecast is based on forecast start time of 1800 PDT on July 05.
***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.

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM PDT SATURDAY...

.DISCUSSION...Hot and dry conditions persist, however a thermal
trough building over central Oregon as a result of this heat
wave will allow winds to pick up out of the north and west on
Saturday. Gusts at the site could approach 20 mph at times
tomorrow afternoon. Sunday onward, however, winds will decrease
and hot, dry conditions will persist through the rest of the week.

.TONIGHT...

Sky/weather.........Mostly clear (0-10 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....51-54.
Max humidity........39-44 percent.
Wind (20 ft)........North-Northwest winds 6 to 12 mph, becoming
                    light and variable overnight.
Mixing height.......6100 ft AGL early in the evening, then near-
                    surface overnight.
Transport winds.....North around 7 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.SATURDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....Around 100.
Min humidity........3-8 percent.
Wind (20 ft)........Northwest 7 to 14 mph with gusts to around 20 mph
                    in the afternoon.
Mixing height.......8100 ft AGL by the afternoon.
Transport winds.....West-Northwest around 18 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.SATURDAY NIGHT...

Sky/weather.........Mostly clear (5-15 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....51-54.
Max humidity........36-41 percent.
Wind (20 ft)........Northwest winds 6 to 12 mph with gusts to
                    around 18 mph, becoming light and variable
                    overnight.
Mixing height.......5200 ft AGL in the evening, becoming near-
                    surface overnight.
Transport winds.....West-Northwest around 10 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.SUNDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....Around 100.
Min humidity........4-9 percent.
Wind (20 ft)........North-Northwest winds around 5 to 10 mph.
Mixing height.......9100 ft AGL by the afternoon.
Transport winds.....West-Northwest around 8 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

$$
Forecaster...Evans
Requested by...Natalie Kuntz
Type of request...WILDFIRE
.TAG 2417140.12/PDT
.DELDT 07/05/24
.FormatterVersion 2.0.0
.EMAIL kevin.cahill@usda.gov,tyler.strauss@usda.gov