FNUS76 KPDT 151735
FWSPDT

SPOT FORECAST FOR WESTERN ROUTE...USFS UMF
NATIONAL WEATHER SERVICE PENDLETON OR
1035 AM PDT WED SEP 15 2010

FORECAST IS BASED ON IGNITION TIME OF 1020 PDT ON SEPTEMBER 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...WEAK INSTABILITY MAY PRODUCE A LIGHT SHOWER OVER THE
BURN UNIT THIS AFTERNOON. IF SO, RAIN AMOUNTS SHOULD BE ONE OR TWO
HUNDREDTHS. EXPECT A WEAK FRONT CROSSING EARLY THIS EVENING WITH
UPSLOPE WINDS SHIFTING NORTHWEST AROUND 1500 HOURS. EXPECT DRY
CONDITIONS WITH RELATIVELY LIGHT WINDS THROUGH FRIDAY. POTENTIAL
WETTING RAIN FOR SATURDAY.

***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.........PARTLY CLOUDY. ISOLATED SHOWERS LATE IN THE
                    AFTERNOON.
CWR.................5.
MAX TEMPERATURE.....72.
MIN HUMIDITY........33 PERCENT.
WIND (20 FT)........UPSLOPE 4 TO 8 MPH SHIFTING WEST 8 TO 11 MPH
                    WITH GUSTS TO 20 MPH AROUND 1500 HOURS.
RIDGETOP WIND.......SOUTH 4 TO 8 MPH SHIFTING NORTHWEST 13 TO 16 MPH
                    WITH GUSTS TO 22 MPH AROUND 1500 HOURS.
MIXING HEIGHT.......7000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 8 MPH SHIFTING NORTHWEST AROUND 10
                    MPH IN THE LATE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
                    ISOLATED SHOWERS.
CWR.................0.
MIN TEMPERATURE.....48-53.
MAX HUMIDITY........77-82 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 12 MPH WITH GUSTS TO 20 MPH
                    BECOMING DRAINAGE LESS THAN 5 MPH AFTER 2100.
RIDGETOP WIND.......NORTHWEST 10 TO 13 MPH WITH GUSTS TO 22 MPH
                    BECOMING WEST 4 TO 8 MPH AFTER 2300.
MIXING HEIGHT.......7000 FT AGL DECREASING TO NEAR SURFACE AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 7 MPH.

.THURSDAY...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0.
MAX TEMPERATURE.....74.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........UPSLOPE WINDS 4 TO 8 MPH.
RIDGETOP WIND.......SOUTHWEST 3 TO 6 MPH SHIFTING NORTHWEST AFTER
                    1400.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 6000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 6 TO 9 MPH SHIFTING WEST IN THE
                    AFTERNOON.

$$
FORECASTER...JON BONK
REQUESTED BY...DARCI DRINKWATER
TYPE OF REQUEST...PRESCRIBED
.TAG 20100915.WESTE.01/PDT