FNUS76 KPDT 191641
FWSPDT

SPOT FORECAST FOR RATTLESNAKE RX...BURNS BLM
NATIONAL WEATHER SERVICE PENDLETON OR
940 AM PDT MON APR 19 2010

FORECAST IS BASED ON IGNITION TIME OF 1030 PDT ON APRIL 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...AN UPPER LEVEL TROUGH AND FRONT ARE APPROACHING THE
PACIFIC NORTHWEST. SHOULD SEE INCREASING MID AND HIGH LEVEL CLOUDS
TODAY. THIS OFFSHORE SYSTEM WILL MOVE THROUGH THE REGION TUESDAY AND
WEDNESDAY WITH RAIN AND COOLER TEMPERATURES.

***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 THEN BECOMING PARTLY CLOUDY.
CWR.................0.
MAX TEMPERATURE.....69-71.
MIN HUMIDITY........12-16 PERCENT.
WIND (20 FT)........NORTHEAST 2-6 MPH BECOMING SOUTH-SOUTHEAST 4-8 MPH.
 UPR SLP/RIDGETOP...SOUTHEAST 6-12 MPH.
MIXING HEIGHT.......5000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 8-15 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER
                    MIDNIGHT.
CWR.................0.
MIN TEMPERATURE.....40-43.
MAX HUMIDITY........75-80 PERCENT.
WIND (20 FT)........SOUTH 4-8 MPH.
 UPR SLP/RIDGETOP...SOUTHEAST 7-13 MPH.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....SOUTH 8-16 MPH.

.TUESDAY...

SKY/WEATHER.........CLOUDY. RAIN LIKELY.
CWR.................60.
MAX TEMPERATURE.....54-57.
MIN HUMIDITY........53-57 PERCENT.
WIND (20 FT)........SOUTHWEST-WEST 6-12 MPH.
 UPR SLP/RIDGETOP...SOUTH 8-15 MPH.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....SOUTH 10-20 MPH.

$$
FORECASTER...RC
REQUESTED BY...CARLA
TYPE OF REQUEST...PRESCRIBED
.TAG 20100420.RATTL.01/PDT