FNUS76 KPDT 140538
FWSPDT

SPOT FORECAST FOR HAZY  50...USFS DEF
NATIONAL WEATHER SERVICE PENDLETON OR
1038 PM PDT MON SEP 13 2010

FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON SEPTEMBER 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...CENTRAL OREGON WILL REMAIN UNDER A SOUTHWEST FLOW
ALOFT THROUGH LATE WEDNESDAY.  A LOW PRESSURE SYSTEM MOVING TOWARDS
THE COAST WILL BRING RAIN ACROSS WESTERN OREGON ON WEDNESDAY. SOME
MOISTURE AND ENERGY MAY MAKE IT AS FAR EAST AS CENTRAL OREGON
WEDNESDAY AFTERNOON AND EVENING.  VERY LITTLE CHANGE IN
TEMPERATURES, WINDS, AND RH'S ARE EXPECTED THE NEXT COUPLE OF DAYS.

***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 (TUESDAY)...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0.
MAX TEMPERATURE.....74.
MIN HUMIDITY........29 PERCENT.
WIND (20 FT)........NORTH WINDS 0-2 MPH...INCREASING TO 2-6 MPH
                    AFTER 12 PM.
RIDGETOP WIND.......NORTHWEST TO NORTH WIND 2-5 MPH.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 6500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....LIGHT WINDS (MAINLY NORTH) LESS THAN 5 MPH.


        TEMPERATURE     HUMIDITY     20-FT WIND (MPH)
0800        48             85          VRB 0-2 MPH
1000        55             60          N 0-2 MPH
1200        62             45          N 4 MPH
1400        69             35          N 5 MPH
1600        74             29          N 6 MPH
1800        72             31          N 6 MPH

.TUESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0.
MIN TEMPERATURE.....44.
MAX HUMIDITY........81 PERCENT.
WIND (20 FT)........NORTH WINDS 4-7 MPH...BECOMING DRAINAGE 0-3 MPH
                    AFTER 8 PM.
RIDGETOP WIND.......NORTH WINDS 2-5 MPH...BECOMING LIGHT AND
                    VARIABLE AFTER MIDNIGHT.
MIXING HEIGHT.......6500 FT AGL DECREASING TO NEAR SURFACE AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST AROUND 7 MPH SHIFTING TO THE
                    SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY. A
                    SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
CWR.................10.
MAX TEMPERATURE.....70-73.
MIN HUMIDITY........32-36 PERCENT.
WIND (20 FT)........TERRAIN DRIVEN WINDS LESS THAN 5 MPH...BECOMING
                    NORTHWEST 4-9 MPH IN THE AFTERNOON.
RIDGETOP WIND.......SOUTH-SOUTHWEST WINDS 2-5 MPH...BECOMING
                    SOUTHWEST 5-10 MPH IN THE AFTERNOON.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 6500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 5 MPH INCREASING TO SOUTHWEST
                    AROUND 16 MPH IN THE AFTERNOON.


$$
FORECASTER...MARY JOHNSON
REQUESTED BY...NICK SWAGGER
TYPE OF REQUEST...PRESCRIBED
.TAG 20100914.HAZY5.01/PDT