FNUS76 KPDT 151759
FWSPDT

SPOT FORECAST FOR FALLS...USFS UMF
NATIONAL WEATHER SERVICE PENDLETON OR
1100 AM PDT TUE MAY 15 2012

FORECAST IS BASED ON IGNITION TIME OF 1700 PDT ON MAY 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A LOW PRESSURE SYSTEM OVER NEVADA WILL CIRCULATE MID
LEVEL CLOUDS OVER THE EASTERN OREGON MOUNTAINS THIS AFTERNOON.  THE
AIR MASS IS UNSTABLE...THEREFORE THERE WILL LIKELY BE CUMULUS
BUILDUPS NEAR THE BURN SITE.  THE UPPER LEVEL FLOW WILL BECOME
WESTERLY TONIGHT AND WEDNESDAY WHICH WILL SPREAD COOLER AIR AND
INCREASE WINDS.

***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.
                    CUMULUS BUILDUPS THIS AFTERNOON.
CWR.................0.
MAX TEMPERATURE.....76.
MIN HUMIDITY........24 PERCENT.
WIND (20 FT)........NORTH 2-5 MPH.
RIDGETOP WIND.......NORTHWEST 3-7 MPH.
MIXING HEIGHT.......3000 FEET INCREASING TO 7500 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 5 MPH SHIFTING TO THE NORTHWEST IN
                    THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. CUMULUS BUILDUPS BEFORE SUNSET.
CWR.................0.
MIN TEMPERATURE.....56.
MAX HUMIDITY........70 PERCENT.
WIND (20 FT)........WINDS BECOMING DOWNSLOPE 0-2 MPH.
RIDGETOP WIND.......NORTHWEST 2-5 MPH.
MIXING HEIGHT.......7500 FT AGL DECREASING TO NEAR SURFACE AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST 8 TO 9 MPH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CWR.................0.
MAX TEMPERATURE.....72.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........NORTH 1-3 MPH...INCREASING TO 4-8 MPH
                    AFTER 12 PM.
RIDGETOP WIND.......NORTHWEST 2-5 MPH...INCREASING TO 5-10 MPH
                    AFTER 12 PM.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 7000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST 9 TO 16 MPH.

$$

FORECASTER...MARY WISTER
REQUESTED BY...JON ELLIS
TYPE OF REQUEST...PRESCRIBED
.TAG 20120515.FALLS.01/PDT