205
FNUS76 KPDT 230454
FWSPDT

Spot Forecast for MISSION ROAD FIRE...YAKIMA COUNTY FIRE DIS 5
National Weather Service Pendleton OR
954 PM PDT Sat Jun 22 2024

Forecast is based on forecast start time of 2200 PDT on June 22.
***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 1 PM TO 8 PM PDT SUNDAY...

.DISCUSSION...Dry conditions are expected through the period.
A cold front is will cross the region tonight and winds are expected
to increase by morning.  Winds will further increase through the
day on Sunday before decreasing Sunday night.

The combination of the gusty winds and low relative humidity has
prompted the issuance of a red flag warning.  Winds on Sunday could
gust as high as 30 mph.  Winds will subside sunday night and will be
light on Monday.  MIN RH values will generally be 15 to 20 percent with
good overnight recoveries.


.REST OF TONIGHT...

Sky/weather.........Mostly clear (0-10 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....59-62.
Max humidity........58-63 percent.
Wind (20 ft)........West winds 10 to 15 mph overnight.
Ridgetop wind.......West wind 10 to 15 mph, increasing to 15 to 20
                    mph by morning.
Mixing height.......1000 ft AGL.
Transport winds.....Southwest around 9 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.SUNDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....82-85.
Min humidity........14-19 percent.
Wind (20 ft)........West winds 10 to 20 mph with gusts to 25
                    mph to 30 mph
Ridgetop wind.......West winds 15 to 20 mph with gusts 25 to 30 mph.
Mixing height.......6800 ft AGL.
Transport winds.....West around 16 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.SUNDAY NIGHT...

Sky/weather.........Clear (0-10 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....Around 50.
Max humidity........63-68 percent.
Wind (20 ft)........West winds 10 to 20 mph. Gusts up to 30 mph in
                    the evening, shifting to the northwest
                    and decreasing to 5 to 10 mph by daybreak.
Ridgetop wind.......West winds 25 to 30 mph in the evening, then shifting
                    to the northwest and decreasing to 5 to 10 mph overnight.
Mixing height.......1000 ft AGL.
Transport winds.....West around 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.MONDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....83-86.
Min humidity........16-21 percent.
Wind (20 ft)........Northwest winds around 5 mph becoming
                    variable in the afternoon.
Ridgetop wind.......West wind 5 to 10 mph.
Mixing height.......7000 ft AGL.
Transport winds.....West around 6 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

$$
Forecaster...Nierenberg
Requested by...K BAUER
Type of request...WILDFIRE
.TAG 2416548.0/PDT
.DELDT 06/22/24
.FormatterVersion 2.0.0
.EMAIL DISPATCH@YCFD5.ORG