FNUS76 KPDT 121157 CCA
FWSPDT

SPOT FORECAST FOR ROOSTER ROCK...USFS DEF
NATIONAL WEATHER SERVICE PENDLETON OR
457 AM PDT THU AUG 12 2010

FORECAST IS BASED ON REQUEST TIME OF 1624 PDT ON AUGUST 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...LOW PRESSURE IS MOVING EAST AWAY FROM THE BURN AREA
TODAY AND A DRY NORTHERLY FLOW WILL BRING WARMER
TEMPERATURES...LOWER DAYTIME HUMIDITIES AND GENERALLY LIGHT WINDS.
CLEAR SKIES WILL ALLOW MORE COOLING AT NIGHT AND BETTER RECOVERIES
FOR THE NEXT COUPLE OF NIGHTS. LOW PRESSURE WILL BRUSH THE AREA
FRIDAY AND SATURDAY WITH CONTINUED NORTH TO NORTHEAST WINDS THE MAIN
IMPACT. WARMER AND EVEN DRIER CONDITIONS EXPECTED SUNDAY AND EARLY
NEXT WEEK.


***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.........MOSTLY SUNNY BECOMING SUNNY IN THE AFTERNOON.
CWR.................0.
MAX TEMPERATURE.....83-85.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........TERRAIN DRIVEN WINDS LESS THAN 5 MPH BECOMING
                    NORTH TO NORTHWEST WINDS 3 TO 7 MPH IN THE
                    AFTERNOON.
 UPR SLP/RIDGETOP...LIGHT WINDS LESS THAN 5 MPH BECOMING NORTH TO
                    NORTHWEST 3 TO 8 MPH AFTER 1500.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 7000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH WINDS 2 TO 6 MPH IN THE MORNING
                    BECOMING EAST IN THE AFTERNOON.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

        TEMPERATURE     HUMIDITY     20-FT WIND (MPH)
0700        46             92        UPSLOPE 1-2 MPH
0900        66             54        UPSLOPE 2-3 MPH
1100        77             34        UPSLOPE 2-3 MPH
1300        82             27        N-NW 2-3 MPH
1500        84             24        N-NW 3-5 MPH
1700        83             26        N-NW 4-7 MPH
1900        75             36        N-NW 2-5 MPH

.TONIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0.
MIN TEMPERATURE.....44-49.
MAX HUMIDITY........81-86 PERCENT.
WIND (20 FT)........NORTH TO NORTHWEST WINDS 3 TO 8 MPH BECOMING
                    TERRAIN DRIVEN LESS THAN 5 MPH AFTER MIDNIGHT.
 UPR SLP/RIDGETOP...NORTHWEST WINDS 6 TO 11 MPH BECOMING LIGHT AND
                    VARIABLE LESS THAN 5 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......7000 FT AGL DECREASING TO NEAR SURFACE AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST WINDS 3 TO 7 MPH SHIFTING TO THE
                    SOUTHWEST AFTER MIDNIGHT.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR.................0.
MAX TEMPERATURE.....84-89.
MIN HUMIDITY........18-23 PERCENT.
WIND (20 FT)........TERRAIN DRIVEN WINDS LESS THAN 5 MPH BECOMING
                    NORTHEAST 4 TO 9 MPH IN THE AFTERNOON.
 UPR SLP/RIDGETOP...NORTHEAST WINDS 3 TO 8 MPH INCREASING TO 7 TO
                    12 MPH IN THE AFTERNOON.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 7000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....LIGHT WINDS BECOMING NORTH TO NORTHEAST 3 TO
                    7 MPH IN THE AFTERNOON.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

$$
FORECASTER...GEORGE PERRY
REQUESTED BY...PHIL HENDERSON
TYPE OF REQUEST...WILDFIRE
.TAG 20100811.ROOST.01/PDT