FNUS76 KPDT 292257
FWSPDT

SPOT FORECAST FOR RATTLESNAKE...BLM BUD
NATIONAL WEATHER SERVICE PENDLETON OR
400 PM PDT WED APR 29 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 PDT ON APRIL 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A LOW PRESSURE SYSTEM WILL EXIT THE AREA BY THURSDAY AFTERNOON.
HIGHER PRESSURE WILL BUILD IN FROM THE SOUTHWEST FOR WARMER
TEMPERATURES AND DRIER CONDITIONS. ANOTHER SYSTEM WILL MOVE IN ON
FRIDAY NIGHT AND SATURDAY...BRINGING SCATTERED RAIN SHOWERS.

***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***

.THURSDAY...

SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS
                    AND SNOW SHOWERS IN THE MORNING.
CWR.................10.
MAX TEMPERATURE.....52.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........DIURNAL WINDS BECOMING WEST 2 TO 6 MPH IN THE
                    AFTERNOON.
RIDGETOP WIND.......NORTHWEST 3 TO 6 MPH.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.

.THURSDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0.
MIN TEMPERATURE.....28.
MAX HUMIDITY........84 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 3 TO 8 MPH BECOMING DOWNSLOPE.
RIDGETOP WIND.......EAST 6 TO 12 MPH.
MIXING HEIGHT.......3500 FT AGL.
TRANSPORT WINDS.....EAST AROUND 10 MPH.

.FRIDAY...

SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN
                    THE AFTERNOON.
CWR.................10.
MAX TEMPERATURE.....57.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........EAST WINDS 2 TO 5 MPH BECOMING SOUTHEAST 5 TO 10
                    MPH IN THE AFTERNOON.
RIDGETOP WIND.......SOUTHEAST 8 TO 10 MPH.
MIXING HEIGHT.......3000 FT AGL INCREASING TO 5500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....EAST AROUND 9 MPH.

$$
FORECASTER...RACHEL CALDER
REQUESTED BY...C ROTT
TYPE OF REQUEST...PRESCRIBED
.TAG 20090430.RATTL.01/PDT