FNUS76 KPDT 130517
FWSPDT

SPOT FORECAST FOR SNOWDEN POWERLINE...USFS-CWICC
NATIONAL WEATHER SERVICE PENDLETON OR
1017 PM PDT SUN AUG 12 2012

FORECAST IS BASED ON REQUEST TIME OF 2149 PDT ON AUGUST 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL REMAIN OVER THE AREA FOR THE
MAJORITY OF THE WORK WEEK. HOWEVER...THERE WILL BE A BRIEF BREAK
MONDAY THROUGH MID WEEK AS AN UPPER LEVEL DISTURBANCE SKIRTS NORTH
OF THE AREA.  THERE WILL BE A MARINE PUSH OF AIR THROUGH THE GORGE
EACH DAY PRODUCING BREEZY CONDITIONS...WHICH SHOULD PEAK IN THE LATE
AFTERNOON EACH DAY.

***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS***
***WINDS ARE 20 FOOT 10 MINUTE AVERAGES***
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
***FORECAST IS VALID FOR 12 HOURS AFTER ISSUANCE***

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0.
MAX TEMPERATURE.....90.
MIN HUMIDITY........19 PERCENT.
WIND (20 FT)........LIGHT WEST WINDS IN THE MORNING...INCREASING
                    WEST 10 TO 15 MPH GUSTS UP TO 25 MPH.
RIDGETOP WIND.......WEST WINDS 15 TO 20 MPH.
MIXING HEIGHT.......3500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 6 TO 10 MPH.
LAL.................1.
HAINES INDEX........5 (MODERATE).

.TONIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0.
MIN TEMPERATURE.....57.
MAX HUMIDITY........82 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 9 MPH.
RIDGETOP WIND.......WEST WINDS 7 TO 10 MPH.
MIXING HEIGHT.......NEAR SURFACE AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST 8 TO 16 MPH.
LAL.................1.
HAINES INDEX........5 (MODERATE).

.TUESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0.
MAX TEMPERATURE.....85.
MIN HUMIDITY........29 PERCENT.
WIND (20 FT)........WEST WINDS 12 TO 18 MPH. GUSTS UP TO 30 MPH IN
                    THE AFTERNOON.
RIDGETOP WIND.......WEST WINDS 15 TO 20 MPH. GUSTS UP TO 30 MPH.
MIXING HEIGHT.......3500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 7 TO 13 MPH.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

$$
FORECASTER...DOUGLAS WEBER
REQUESTED BY...ANN SPRAGUE
TYPE OF REQUEST...WILDFIRE
.TAG 20120812.SNOWD.01/PDT