FNUS76 KPDT 211514
FWSPDT

SPOT FORECAST FOR NORTH SALT CANYON...USFS MAF
NATIONAL WEATHER SERVICE PENDLETON OR
813 AM PDT THU OCT 21 2010

FORECAST IS BASED ON IGNITION TIME OF 0730 PDT ON OCTOBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...MAINLY SUNNY SKIES TODAY AS HIGH PRESSURE GIVES WAY TO
AN APPROACHING UPPER TROUGH. MIXING HEIGHTS WILL IMPROVE
SIGNIFICANTLY THIS AFTERNOON. FRONTAL SYSTEM WILL CROSS THE UNIT
TONIGHT WITH A PERIOD OF BREEZY CONDITIONS DURING THE EVENING
HELPING DISPERSION. SHOWERS WILL STAY MAINLY NEAR THE CREST TONIGHT
AND TOMORROW. SIGNIFICANTLY COOLER TOMORROW WITH WETTING RAIN
POSSIBLE FRIDAY NIGHT AND LIKELY SATURDAY 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.........SUNNY.
CWR.................0.
MAX TEMPERATURE.....66.
MIN HUMIDITY........19 PERCENT.
WIND (20 FT)........SOUTH WINDS 4 TO 8 MPH INCREASING TO 8 TO 12 MPH
                    WITH GUSTS TO 20 MPH AROUND 1400.
RIDGETOP WIND.......SOUTHWEST 9 TO 13 MPH.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 5000 FT AGL AROUND
                    1400.
TRANSPORT WINDS.....SOUTH AROUND 6 MPH BECOMING SOUTHWEST AROUND 10
                    MPH IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........INCREASING CLOUDS.
CWR.................0.
MIN TEMPERATURE.....40.
MAX HUMIDITY........88 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 12 TO 16 MPH WITH GUSTS TO 25 MPH
                    DECREASING TO WEST 5 TO 10 MPH AROUND 0200.
RIDGETOP WIND.......SOUTHWEST 19 TO 25 MPH BECOMING WEST 10 TO 14
                    MPH AROUND 0300.
MIXING HEIGHT.......3000 FT AGL DECREASING TO 1000 FT AGL OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 16 MPH IN THE EVENING BECOMING
                    WEST AROUND 8 MPH OVERNIGHT.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS.
CWR.................10.
MAX TEMPERATURE.....53.
MIN HUMIDITY........48 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 6 TO 10 MPH WITH
                    GUSTS TO 18 MPH AROUND 1100.
RIDGETOP WIND.......SOUTHWEST 8 TO 11 MPH INCREASING TO 10 TO 14 MPH
                    AFTER 1300.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 4500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 8 MPH INCREASING TO AROUND 15
                    MPH IN THE AFTERNOON.

$$
FORECASTER...JON BONK
REQUESTED BY...CODY MCCONNELL
TYPE OF REQUEST...PRESCRIBED
.TAG 20101021.NORTH.01/PDT