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000
FNUS76 KPDT 241248
FWSPDT

Spot Forecast for Whiskey 85/86...USFS
National Weather Service Pendleton OR
548 AM PDT Wed Apr 24 2024

Forecast is based on ignition time of 1000 PDT on April 24.
***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...A weak system will be passing through the area
today, followed by a stronger system on Thursday. Today`s system
will provide increased cloud cover through the day and breezy
winds that will peak between 1PM and 5PM before slowly subsiding
after 8PM. Winds will be veering from the west in the morning to
the northeast through the afternoon to more north-northeast after
8PM. Excellent overnight recoveries tonight as clouds slowly
break. Winds will again increase Thursday afternoon, as the next
system brings increasing shower chances to the fire area through
the afternoon and evening.


.REST OF TODAY...

Sky/weather.........Partly sunny (55-65 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....59-62.
Min humidity........23-28 percent.
Wind (20 ft)........Northwest winds 6 to 11 mph in the afternoon.
Ridgetop wind.......West-northwest winds 13 to 18 mph in the
                    afternoon.
Mixing height.......4300 ft AGL.
Transport winds.....West-northwest 15 to 20 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...

Sky/weather.........Mostly cloudy (45-55 percent) then becoming
                    partly cloudy (35-45 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....38-42.
Max humidity........78-83 percent.
Wind (20 ft)........Northwest winds 7 to 12 mph shifting to the
                    west 5 to 7 mph overnight.
Ridgetop wind.......Northwest winds 10 to 15 mph shifting to
                    the west 7 to 12 mph overnight.
Mixing height.......900 ft AGL in the evening.
Transport winds.....Northwest 13 to 18 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.THURSDAY...

Sky/weather.........Partly sunny (50-60 percent) then becoming
                    cloudy (85-95 percent). Chance of rain showers
                    in the afternoon.
CWR.................26 percent.
LAL.................1.
Max temperature.....53-56.
Min humidity........49-54 percent.
Wind (20 ft)........North winds 3 to 5 mph shifting to west winds
                    5 to 10 mph mid-morning.
Ridgetop wind.......West winds 5 to 10 mph increasing to 7 to 14
                    mph in the afternoon.
Mixing height.......4400 ft AGL early in the morning.
Transport winds.....West 14 to 18 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Callihan
Requested by...Jon Ellis
Type of request...PRESCRIBED
.TAG 2411967.1/PDT
.DELDT 04/24/24
.FormatterVersion 2.0.0
.EMAIL Jonathan.ellis@usda.gov