Suppression Forecast
Issued by NWS Pendleton, OR

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000
FNUS76 KPDT 231345
FWSPDT

Spot Forecast for Pumphouse Burn...Yakama Agency
National Weather Service Pendleton OR
645 AM PDT Sun Apr 23 2017

Forecast is based on ignition time of 0800 PDT on April 23.
***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...Weak disturbances within a southwest upper level
flow will bring the possibility of a few stray showers today. A
stronger Pacific system will move into the area tonight and
Monday. This system will provide a better chance for
precipitation. Winds will become gusty late this afternoon and
early this evening.

.REST OF TODAY...

Sky/weather.........Mostly cloudy. A chance of rain showers, mainly
                    this afternoon.
CWR.................5 percent.
Max temperature.....60-62.
Min humidity........41-44 percent.
Wind (20 ft)........West winds 1-4 mph becoming southwest winds
                    6-11 mph by noon.
Ridgetop wind.......West-southwest winds 7-11 mph.
Mixing height.......1900 ft AGL increasing to 8300 ft AGL in the
                    afternoon.
Transport winds.....West 3-7 mph becoming southwest around 15 mph
                    in the afternoon.
Haines Index........2 (very low).

.TONIGHT...

Sky/weather.........Mostly cloudy. A chance of rain showers.
CWR.................5 percent.
Min temperature.....41-43.
Max humidity........77-80 percent.
Wind (20 ft)........Southwest winds 9-13 mph with gusts up to
                    25 mph decreasing to 2-5 mph by midnight.
Ridgetop wind.......West winds 10-15 mph decreasing to 7-11 mph
                    after midnight.
Mixing height.......5800 ft AGL decreasing to 1700 ft AGL by
                    2200.
Transport winds.....Southwest 15-18 mph decreasing to 4-9 mph
                    by 2200.
Haines Index........2 (very low).

.MONDAY...

Sky/weather.........Cloudy. A chance of rain in the morning, then a
                    chance of rain showers in the afternoon.
CWR.................20 percent.
Max temperature.....55-57.
Min humidity........52-55 percent.
Wind (20 ft)........South to southwest winds 1-4 mph shifting to
                    northeast to east by 1000, then becoming
                    northwest less than 5 mph after 1500.
Ridgetop wind.......Southwest winds 6-10 mph becoming south 2-5 mph
                    in the afternoon.
Mixing height.......1700 ft AGL increasing to 5400 ft AGL in the
                    afternoon.
Transport winds.....Variable 2-6 mph becoming south 6-10 mph
                    in the afternoon.
Haines Index........2 (very low).

$$

Forecaster...GKH
Requested by...Dolores Moore
Type of request...PRESCRIBED
.TAG 1707534.0/PDT
.EMAIL dolores_moore@yakama.com


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