269
FNUS76 KPDT 110454
FWSPDT

Spot Forecast for BIRCHFIELD RD FIRE...YAKIMA COUNTY FIRE DISTRICT 5
National Weather Service Pendleton OR
954 PM PDT Wed Jul 10 2024

Forecast is based on forecast start time of 2200 PDT on July 10.
***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 UNTIL 8 PM PDT THURSDAY...

.DISCUSSION...Dry conditions are expected through Thursday.
Gusty winds are expected through the day Thursday, but winds
should gradually decrease tonight before increasing again Thursday
afternoon.  Winds will be light Thursday night.  MIN RH values will
be around 10 to 15 percent on Thursday with moderate overnight recoveries.

.REST OF TONIGHT...

Sky/weather.........Mostly clear (0-10 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....64-67.
Max humidity........39-44 percent.
Wind (20 ft)........Northwest winds 10 to 15 with gusts to
25 mph, gusts diminishing by daybreak.
Ridgetop wind.......Northwest wind 10 to 20 mph with gusts
                    to 25 mph, decreasing to 5 to 10 mph by
                    daybreak.
Mixing height.......600 ft AGL.
Transport winds.....Northwest around 15 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....99-102.
Min humidity........11-16 percent.
Wind (20 ft)........Northwest winds 5 to 10 mph. Gusts 15 to 20 mph
                    in the afternoon.
Ridgetop wind.......Northwest wind 5 to 10 mph.  Gusts 15 to 20 mph
                    in the afternoon.
Mixing height.......8300 ft AGL.
Transport winds.....Northwest around 8 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...

Sky/weather.........Clear (0-10 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....63-66.
Max humidity........33-38 percent.
Wind (20 ft)........Northwest winds 10 to 15 mph.
Ridgetop wind.......Northwest wind 5 to 10 mph, shifting to the south by
                    morning.
Mixing height.......500 ft AGL.
Transport winds.....North around 16 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

$$
Forecaster...Nierenberg
Requested by...SHEYANNE PETERS
Type of request...WILDFIRE
.TAG 2417778.0/PDT
.DELDT 07/10/24
.FormatterVersion 2.0.0
.EMAIL sheyanne.peters@ycfd5.org