895
FNUS76 KPDT 082012
FWSPDT

Spot Forecast for West side Maintenance Rx 5D...USFS
National Weather Service Pendleton OR
112 PM PDT Wed May 8 2024

Forecast is based on ignition time of 0900 PDT on May 09.
***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...Upper level ridging will continue to dominate the
weather pattern through the remainder of the week, attributing to
warming and drying conditions at the fire site. High temperatures
will increase about 10 degrees Thursday to Friday as afternoon
humidities drop 8 to 10 percent. However, excellent overnight
recoveries are anticipated through the week and into next week.
Due to widespread high pressure, winds will be out of the
northeast Thursday and peaking between 3 PM and 7 PM with gusts of
10 to 15 mph in exposed areas. Winds will slacken overnight into
Friday, shifting from the east early Friday morning after 8 AM.

.THURSDAY...

Sky/weather.........Sunny (0-5 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....65-68.
Min humidity........28-33 percent.
Wind (20 ft)........Northeast winds 6 to 11 mph.
Ridgetop wind.......Northeast winds 10 to 15 mph.
Mixing height.......5100 ft AGL.
Transport winds.....Northeast around 20 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...

Sky/weather.........Clear (0-5 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....39-42.
Max humidity........81-86 percent.
Wind (20 ft)........Northeast winds 5 to 11 mph.
Ridgetop wind.......Northeast winds 8 to 13 mph.
Mixing height.......500 ft AGL in the evening and overnight.
Transport winds.....Northeast around 12 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....74-77.
Min humidity........21-26 percent.
Wind (20 ft)........East winds 4 to 8 mph.
Ridgetop wind.......East winds 5 to 10 mph.
Mixing height.......7100 ft AGL early in the morning.
Transport winds.....East around 7 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Callihan
Requested by...Michael McEwen
Type of request...PRESCRIBED
.TAG 2413499.0/PDT
.DELDT 05/08/24
.FormatterVersion 2.0.0
.EMAIL Michael.mcewen@usda.gov