FNUS76 KPDT 161603
FWSPDT

SPOT FORECAST FOR INCIDENT 268...USFS WWF
NATIONAL WEATHER SERVICE PENDLETON OR
903 AM PDT THU JUL 16 2009

FORECAST IS BASED ON REQUEST TIME OF 0826 PDT ON JULY 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE ALOFT WITH SURFACE THERMAL TROUGH
KEEPING CONDITIONS WARM AND DRY THROUGH FRIDAY NIGHT. LOW LEVEL
INSTABILITY WILL BE PRESENT. OVERNIGHT SURFACE INVERSIONS WILL
RESULT IN POOR HUMIDITY RECOVERY. LOW PRESSURE ENTERING CANADA
FLATTENS RIDGE ON SATURDAY AND BRINGS A THREAT OF THUNDER NEAR THE
INCIDENT.

***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.....83.
MIN HUMIDITY........15 PERCENT.
WIND (20 FT)........UPSLOPE WINDS 4 TO 8 MPH BECOMING UPVALLEY 8 TO
                    12 MPH IN THE AFTERNOON.
RIDGETOP WIND.......LIGHT BECOMING NORTHWEST 4 TO 8 MPH IN THE
                    AFTERNOON.
MIXING HEIGHT.......9000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 6 TO 9 MPH.
LAL.................1.
HAINES INDEX........5 (MODERATE) WITH STABILITY COMPONENT OF 3.

.TONIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0.
MIN TEMPERATURE.....61.
MAX HUMIDITY........31 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING DRAINAGE 3 TO 6 MPH IN THE
                    LATE EVENING.
RIDGETOP WIND.......NORTHWEST 6 TO 10 MPH SHIFTING NORTHEAST AFTER
                    MIDNIGHT.
MIXING HEIGHT.......DECREASING TO LESS THAN 1000 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST AROUND 9 MPH SHIFTING TO THE EAST
                    AROUND 5 MPH AFTER MIDNIGHT THEN BECOMING LIGHT.
LAL.................1.
HAINES INDEX........5 (MODERATE) WITH DRYNESS COMPONENT OF 3.

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR.................0.
MAX TEMPERATURE.....86.
MIN HUMIDITY........14 PERCENT.
WIND (20 FT)........UPSLOPE WINDS 4 TO 8 MPH BECOMING UPVALLEY 8 TO
                    12 MPH IN THE AFTERNOON.
RIDGETOP WIND.......LIGHT BECOMING NORTHWEST 4 TO 8 MPH IN THE
                    AFTERNOON.
MIXING HEIGHT.......9500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....LIGHT BECOMING WEST AROUND 7 MPH IN THE
                    AFTERNOON.
LAL.................1.
HAINES INDEX........5 (MODERATE) WITH STABILITY COMPONENT OF 3.

.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS
57 TO 62. HIGHS 81 TO 86. WEST WINDS 4 TO 7 MPH.
.SUNDAY...
PARTLY CLOUDY. LOWS 51 TO 56. HIGHS 71 TO 81. WEST WINDS 5 TO 8 MPH.
.MONDAY...
MOSTLY CLEAR. LOWS 48 TO 53. HIGHS 71 TO 76. NORTHWEST WINDS 5 TO
8 MPH.

$$
FORECASTER...JON BONK
REQUESTED BY...EBAN BABB
TYPE OF REQUEST...WILDFIRE
.TAG 20090716.INCID.01/PDT