FNUS76 KPQR 272329
FWSPQR

SPOT FORECAST FOR SOURDEAN UNIT 17...USFS WNF
NATIONAL WEATHER SERVICE PORTLAND OR
423 PM PDT SUN JUN 27 2010

FORECAST IS BASED ON IGNITION TIME OF 1200 PDT ON JUNE 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THE UPPER RIDGE ALOFT THAT HAS BEEN BRINGING THE RECENT
WARM DRY WEATHER TO THE AREA IS GRADUALLY SHIFTING EAST. THIS
WILL OPEN THE DOOR FOR INCREASINGLY DEEP MARINE LAYERS TO PUSH
INTO THE LOWLANDS WEST OF THE PROJECT AREA. THE MARINE PUSH SUNDAY
NIGHT WILL LIKELY BE TOO SHALLOW (LESS THAN 3000 FT DEEP) TO FULLY
REACH SOURDEAN UNIT 17 KEEPING THE MARINE CLOUDS JUST TO THE WEST
MONDAY MORNING. SOME MODERATION HOWEVER WILL STILL BE FELT
COMPARED TO SUNDAY WITH TEMPERATURES 5 TO 7 DEGREES COOLER AND RHS
5 TO 10 PERCENT HIGHER. THE MARINE PUSH ON MONDAY NIGHT WILL BE
STRONGER AND DEEPER AND IS EXPECTED TO REACH THE CASCADE CREST AND
BRINGING A COOL HUMID AIR MASS FURTHER INLAND.


CHANCE OF WETTING RAIN (CWR) 0.25 INCHES OR GREATER.
FORECAST WINDS ARE 10 MINUTE AVERAGES 20 FT ABOVE VEGETATION.
THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS.


.MONDAY...

SKY/WEATHER.........LOW MORNING CLOUDS POSSIBLE BUT SHOULD REMAIN
                    WEST OF THE PROJECT SITE. MOSTLY SUNNY IN
                    THE AFTERNOON.
MAX TEMPERATURE.....AROUND 73.
MIN HUMIDITY........31 TO 34 PERCENT.
WIND (20 FT)........UPSLOPE 1 TO 3 MPH BECOMING SOUTHWEST 2 TO 4 MPH
                    LATE MORNING.  WINDS THEN INCREASING TO WEST 4
                    TO 7 EARLY AFTERNOON AND TO NORTHWEST 7 TO 12 MPH
                    LATE AFTERNOON.

TIME (PDT)      12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM
TEMP............63  66  69  71  73  72  70  67
RH..............54  46  38  34  31  33  38  40
20 FT WIND DIR..SW  W   W   NW  NW  NW  NW  NW
20 FT WIND SPD..2   3   4   5   7   6   5   4
   MAX GUST.....4   5   7   8   12  10  9   8

.MONDAY NIGHT...

SKY/WEATHER.........INCREASING CLOUDS WITH A FEW SPRINKLES POSSIBLE
                    LATE IN THE EVENING.
MIN TEMPERATURE.....IN THE MID 40S.
MAX HUMIDITY........AROUND 90 PERCENT.
WIND (20 FT)........NORTHWEST WINDS AROUND 10 MPH DECREASING TO 4
                    TO 8 MPH IN THE EVENING...THEN BECOMING
                    DOWNSLOPE 1 TO 3 MPH OVERNIGHT.

$$
FORECASTER...RUTHFORD
REQUESTED BY...JOSE MERCADO
REASON FOR REQUEST...PRESCRIBED
.TAG 20100628.SOURD.01/PQR