019
FNUS76 KPDT 262157
FWSPDT

Spot Forecast for SLIDE RANCH...SE WA IMT
National Weather Service Pendleton OR
257 PM PDT Wed Jun 26 2024

Forecast is based on forecast start time of 0700 PDT on June 27.
***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...The upper level low will persist through Thursday
evening bringing with it breezy conditions through Thursday
afternoon. Daytime RH values will be poor between 25-30% with
excellent overnight recoveries between 75-80%. Winds will
calm Friday to westerly at 5 mph from the northwest
before shifting to the east near 3Z. Friday day RHs will be poor
between 20-25% with again excellent overnight recoveries above 70%.
See below for extended forecast.


.THURSDAY...

Sky/weather.........Sunny (20-30 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....75-78.
Min humidity........25-30 percent.
Wind (20 ft)........West winds 8 to 10 mph with gusts up to 15
                    mph in the early afternoon near 18Z.
Ridgetop wind.......West winds 10 to 12 mph with gusts up to 17
                    mph in the early afternoon near 18Z.
Mixing height.......7500 ft AGL.
Transport winds.....West around 19 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...

Sky/weather.........Mostly clear (5-15 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....49-52.
Max humidity........75-80 percent.
Wind (20 ft)........West winds 10 to 15 mph with gusts to 20 mph
                    increasing to 15 to 20 mph with gusts to 25 mph
                    near 3Z.
Ridgetop wind.......West winds 15 to 20 mph with gusts to 25 mph
                    increasing to 15 to 20 mph with gusts to 25 mph
                    near 3Z.
Mixing height.......900 ft AGL.
Transport winds.....West around 10 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...

Sky/weather.........Sunny (5-15 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....81-84.
Min humidity........20-25 percent.
Wind (20 ft)........Northwest winds around 5 mph shifting to the
                    east 5 to 6 mph in the afternoon around 3Z.
Ridgetop wind.......Northwest winds around 7 mph shifting to the
                    east 7 to 9 mph in the afternoon around 3Z.
Mixing height.......7100 ft AGL.
Transport winds.....Light winds.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 4...
.SATURDAY...
Mostly cloudy. Lows in the upper 50s. Highs in the mid 80s. Light
winds from the northwest at 5 mph veering east near 18Z at 5 to
6 mph. Daytime RH values will be 20-25% with moderate overnight
recoveries between 65-70%.
.SUNDAY...
Partly cloudy. Lows in the upper 50s. Highs in the mid 80s. West
winds around 7 mph increasing to 10 to 15 mph with gusts to 25
mph near 00Z Monday.

.FORECAST DAYS 5 THROUGH 7...
.MONDAY...
Mostly clear. Lows in the lower 50s. Highs in the lower 80s. West
winds around 8 mph.
.TUESDAY...
Clear. Lows around 50. Highs in the mid 80s.
.WEDNESDAY...
Clear. Lows in the lower 50s. Highs in the upper 80s.

$$
Forecaster...Bennese
Requested by...David Winter
Type of request...WILDFIRE
.TAG 2416553.4/PDT
.DELDT 06/26/24
.FormatterVersion 2.0.0
.EMAIL david_winter@firenet.gov