Suppression Forecast
Issued by NWS Pendleton, OR

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000
FNUS76 KPDT 251257
FWSPDT

Spot Forecast for spears rx...USFS OCH
National Weather Service Pendleton OR
555 AM PDT Thu May 25 2017

Forecast is based on ignition time of 0900 PDT on May 25.
***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 disturbance in the northerly flow aloft
 combined with afternoon heating will produce a few thunderstorms
into the evening. High pressure will begin to rebuild over the
area on Friday with dry, stable, and warmer conditions.

.TODAY...

Sky/weather.........Partly cloudy then becoming mostly cloudy.
                    Isolated showers and thunderstorms in the
                    afternoon.
CWR.................3 percent.
LAL.................1-8 strikes.
Max temperature.....62.
Min humidity........30 percent.
Wind (20 ft)........Upslope less than 5 mph becoming north 5 to 8
                    mph in the afternoon. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
Ridgetop wind.......Northeast 5 to 8 mph
Mixing height.......3000-3900 ft AGL increasing to 5600-7300 ft
AGL late in the morning.
Transport winds.....Northeast around 8 mph.
Haines Index........2 (very low).

.TONIGHT...

Sky/weather.........Partly cloudy. A slight chance of showers and
                    thunderstorms in the evening.
CWR.................2 percent.
LAL.................1-8 strikes.
Min temperature.....38.
Max humidity........78 percent.
Wind (20 ft)........Northeast winds 4 to 9 mph. Gusty and erratic
                    winds expected near thunderstorms in the
                    evening.
Ridgetop wind.......North 10 to 15 mph
Mixing height.......6000 ft AGL decreasing to 1400-1700 ft AGL.
Transport winds.....North around 11 mph.
Haines Index........3 (very low).

.FRIDAY...

Sky/weather.........Mostly sunny.
CWR.................0 percent.
LAL.................No Tstms.
Max temperature.....66.
Min humidity........25 percent.
Wind (20 ft)........Upslope less than 5 mph becoming northwest 5
 to 8 mph in the afternoon.
Ridgetop wind.......Northeast 10 to 15 mph
Mixing height.......1400-3000 ft AGL increasing to 5900-7400 ft
AGL late in the morning.
Transport winds.....Northeast around 10 mph.
Haines Index........2 (very low).

$$
Forecaster...Hull
Requested by...lex romine
Type of request...PRESCRIBED
.TAG 1710038.0/PDT
.EMAIL lromine@fs.fed.us


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