764
FNUS76 KPDT 211155
FWSPDT

Spot Forecast for 5 Mile RX...US Forest Service
National Weather Service Pendleton OR
455 AM PDT Tue May 21 2024

Forecast is based on ignition time of 0600 PDT on May 21.
***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...An upper level low will move across the region
tonight and Wednesday bringing showers to the area but a low
chance of wetting rains (less than 15% chance). West winds will
also increase on Wednesday with moderately strong transport winds
of 20 to 25 mph.

.TODAY...

Sky/weather.........Mostly sunny then increasing clouds.(25-35 percent).
CWR.................0 percent.
Max temperature.....64.
Min humidity........26 percent.
Wind (20 ft)........Light winds becoming northwest 5 to 7 mph in
                    the afternoon.
Ridgetop wind.......Light winds becoming northwest 6 to 10 mph in
                    the afternoon.
Mixing height.......1000 ft AGL this morning becoming 7000 ft AGL this afternoon.
Transport winds.....Northwest around 10 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain
                    showers in the evening, then rain showers
                    likely overnight.
CWR.................13 percent.
Min temperature.....35-38.
Max humidity........94-99 percent.
Wind (20 ft)........West winds 7 to 10 mph.
Ridgetop wind.......West winds 10 to 15 mph.
Mixing height.......5000 ft AGL early in the evening decreasing to 2000 ft AGl
                    overnight.
Transport winds.....West around 18 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.WEDNESDAY...

Sky/weather.........Mostly cloudy (65-75 percent) then becoming
                    mostly sunny (20-30 percent). Chance of rain
                    showers in the morning.
CWR.................10 percent.
Max temperature.....50-53.
Min humidity........35-40 percent.
Wind (20 ft)........West winds 10 to 14 mph.
Ridgetop wind.......West winds 15 to 20 mph.
Mixing height.......2500 ft AGL early in the morning becoming 6400 ft AGL
                    in the afternoon.
Transport winds.....West 20 to 25 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Vescio
Requested by...Patrick Odell
Type of request...PRESCRIBED
.TAG 2414744.0/PDT
.DELDT 05/21/24
.FormatterVersion 2.0.0
.EMAIL patrick.odell@usda.gov