Suppression Forecast
Issued by NWS Pendleton, OR

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000
FNUS76 KPDT 261259
FWSPDT

Spot Forecast for INC 638...USFS OCH
National Weather Service Pendleton OR
559 AM PDT Wed Jul 26 2017

Forecast is based on request time of 0600 PDT on July 26.
***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...Clouds associated with a low pressure system over
northern California will keep mostly cloudy skies over the burn
area today. Thunderstorms are expected to develop over the Ochoco
Mountains this afternoon into this evening. Cannot rule out the
chance of gusty southeast outflow winds produced by thunderstorms
over the Ochoco Mountains today. Otherwise dry and hot conditions
will occur today and Thursday.

.TODAY...

Sky/weather.........Mostly cloudy.
CWR.................0 percent.
LAL.................1.
Max temperature.....94.
Min humidity........12-14 percent.
Wind (20 ft)........South winds 2 to 5 mph early in the morning
                    becoming upslope less than 5 mph, then becoming
                    northwest 5 to 11 mph late in the morning.
Ridgetop wind.......East winds 3 to 6 mph shifting to northwest
                    winds 6 to 10 mph by 1200.
Mixing height.......Near surface then 8000-9500 ft AGL.
Transport winds.....South around 7 mph early in the morning
                    becoming light, then becoming northwest 7 to
                    9 mph early in the afternoon.
Haines Index........3 (very low).

TIME (PDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Temp............59     69     77     84     90     93
RH..............62     47     34     25     19     17
20 ft wind......S 5    SW 4   SW 4   W 5    NW 8   NW 8

.TONIGHT...

Sky/weather.........Becoming mostly clear.
CWR.................0 percent.
LAL.................1.
Min temperature.....57-59.
Max humidity........68-70 percent.
Wind (20 ft)........Southwest winds 4 to 9 mph becoming downslope
                    less than 5 mph by 0200.
Ridgetop wind.......West winds 7 to 12 mph.
Mixing height.......8000 ft AGL then near surface.
Transport winds.....Southwest 5 to 10 mph.
Haines Index........3 (very low).

.THURSDAY...

Sky/weather.........Sunny.
CWR.................0 percent.
LAL.................1.
Max temperature.....90-92.
Min humidity........15-17 percent.
Wind (20 ft)........Downslope winds less than 5 mph. Then northwest
                    winds 5 to 9 mph in the afternoon.
Ridgetop wind.......Northwest winds 7 to 12 mph.
Mixing height.......Near surface then 5300-7000 ft AGL.
Transport winds.....Northwest 5 to 9 mph.
Haines Index........3 (very low).

$$
Forecaster...Polan
Requested by...SCOTT
Type of request...WILDFIRE
.TAG 1713393.0/PDT
.EMAIL CENTRALOREGONDISPATCH@GMAIL.COM,DTSCHIDA@BLM.GOV


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