FNUS76 KPDT 211358
FWSPDT

SPOT FORECAST FOR MET BASIN 50  51  52...USFS DEF
NATIONAL WEATHER SERVICE PENDLETON OR
658 AM PDT THU OCT 21 2010

FORECAST IS BASED ON IGNITION TIME OF 1200 PDT ON OCTOBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE REMAINS OVER THE AREA TODAY WITH SUNNY
SKIES. INCREASING SOUTHERLY WINDS WILL DEVELOP TONIGHT...
PARTICULARLY NEAR RIDGETOPS. A FRONT WILL BRING A CHANCE OF RAIN
TONIGHT AND FRIDAY MORNING. CHANCES OF RAIN WILL INCREASE THROUGHOUT
THE WEEKEND AS A BROAD TROUGH APPROACHES. WINDY CONDITIONS WILL
DEVELOP AGAIN SUNDAY AFTER A COLD FRONT MOVES THROUGH. SNOW LEVELS
WILL DROP TO NEAR 4000 FEET SUNDAY NIGHT.

***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.
CWR.................0.
MAX TEMPERATURE.....68.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........SOUTHWEST 0-2 MPH...BECOMING WEST 2-6 MPH
                    AFTER 2 PM.
RIDGETOP WIND.......SOUTHWEST WINDS 3-6 MPH...BECOMING WEST 5-10
                    MPH AFTER 4 PM.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 5000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST WINDS 4 TO 8 MPH.

       TEMPERATURE     HUMIDITY     20-FT WIND (MPH)
1000        53             48          CALM
1200        63             34          SW 0-1 MPH
1400        68             27          SW 2 MPH
1600        62             33          SW 3 MPH
1800        57             50          SW 7 MPH

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
                    A CHANCE OF RAIN.
CWR.................10.
MIN TEMPERATURE.....41.
MAX HUMIDITY........88 PERCENT.
WIND (20 FT)........WEST TO SOUTHWEST WINDS 4-9 MPH...DECREASING TO
                    2-5 MPH AFTER MIDNIGHT.
RIDGETOP WIND.......WEST TO SOUTHWEST WINDS 6-12 MPH.
MIXING HEIGHT.......5000 FT AGL DECREASING TO 1000 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST WINDS AROUND 6 MPH INCREASING TO AROUND 10
                    MPH IN THE AFTERNOON.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
                    MORNING...THEN A SLIGHT CHANCE OF SHOWERS IN THE
                    AFTERNOON.
CWR.................10.
MAX TEMPERATURE.....56-58.
MIN HUMIDITY........44-49 PERCENT.
WIND (20 FT)........WEST WINDS 4-9 MPH DECREASING TO 2-7 MPH AFTER
                    11 AM.
RIDGETOP WIND.......SOUTHWEST WINDS 6-12 MPH DECREASING TO 2-7 MPH
                    AFTER 11 AM.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 4500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST WINDS 6 TO 12 MPH.

$$

FORECASTER...GEORGE PERRY/MARY JOHNSON
REQUESTED BY...COIDC
TYPE OF REQUEST...PRESCRIBED
.TAG 20101021.METBA.01/PDT