FNUS76 KPQR 101656
FWSPQR

SPOT FORECAST FOR BLM TYRRELL TREE ORCHARD SPRAYING PROJECT...EUGENE BLM
NATIONAL WEATHER SERVICE PORTLAND OR
956 AM PDT FRI APR 10 2009

FORECAST IS BASED ON REQUEST TIME OF 0919 PDT ON APRIL 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...WEAK WARM FRONT SATURDAY MORNING...

.DISCUSSION...A WEAK WARM FRONT WILL MOVE ACROSS THE COAST RANGE AND
WILLAMETTE VALLEY SATURDAY MORNING...BUT THE MAIN ENERGY WILL BE
NORTH OF THE SPRAY SITE. EARLY MORNING CONDITIONS SATURDAY SHOULD BE
GOOD FOR AERIAL SPRAYING. THERE COULD BE SOME VERY LIGHT PRECIPITATION
SATURDAY MORNING BUT EXPECTED AMOUNTS...IF ANY...WILL BE ON THE ORDER
OF A COUPLE OF HUNDREDTHS. WIND...TEMPERATURE AND HUMIDITY PARAMETERS
WILL BE CONDUCIVE TO SPRAYING. THE REMAINS OF THE FRONTAL SYSTEM MOVE
ACROSS THE SITE IN THE LATE MORNING OR EARLY AFTERNOON. A STRONGER
FRONT IS EXPECTED LATE SUNDAY AFTERNOON. THERE IS A VERY HIGH
PROBABILITY OF WETTING RAIN AMOUNTS LATE SUNDAY THROUGH SUNDAY NIGHT.
HOWEVER...AMOUNTS SHOULD RANGE FROM A QUARTER TO A THIRD OF AN INCH.

NOTE: FEEL FREE TO CONTACT THE WEATHER OFFICE EARLY SATURDAY MORNING
FOR AN UPDATE OR CONFIRMATION THAT THIS SPOT IS STILL VALID. IF
THERE IS ANY INDICATION THAT THE FORECAST MAY BE OUT OF TOLERANCE
REQUEST A NEW SPOT FORECAST EARLY SATURDAY MORNING.

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

.SATURDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN.
CWR (%).............LESS THAN 5 PERCENT.
MAX TEMPERATURE.....NEAR 55.
MIN HUMIDITY........70 TO 75 PERCENT.
WIND (20 FT)........SOUTH 3 TO 6 MPH IN THE MORNING...THEN
                    SOUTHWEST 6 TO 10 MPH.
VISIBILITY..........GENERALLY ABOVE 6 STATUTE MILES.
EYE LEVEL WINDS.....EAST TO SOUTHEAST 0 TO 2 MPH IN THE MORNING THEN
                    SOUTHEAST TO SOUTH 2 TO 4 MPH.

TIME (PDT)      5 AM      7 AM      9 AM      11 AM

TEMP............43         44        45         49
RH..............93         92        90         82
20 FT WIND......S 4        S 4       S 4      S-SW 4-7
   MAX GUST.....5           5         7         10
EYE LEVEL WIND..E-SE 1   E-SE 1   SE-S 1-2   SE-S 1-3
   MAX GUST.....2           2         4         5
CWR.............0      0      0      0          0


.SATURDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
                    EVENING...THEN A CHANCE OF RAIN.
CWR (%).............20 PERCENT...INCREASING TO 35 PERCENT AFTER
                    MIDNIGHT.
MIN TEMPERATURE.....AROUND 42.
MAX HUMIDITY........90-100 PERCENT.
WIND (20 FT)........SOUTHWEST 5 TO 10 MPH...BECOMING SOUTH 4 TO 7
                    MPH OVERNIGHT.
VISIBILITY..........GREATER THAN 6 STATUTE MILES.
EYE LEVEL WINDS.....SOUTH 2 TO 4 MPH...BECOMING EAST TO SOUTHEAST
                    TO 2 MPH AFTER 2100.

.SUNDAY...

SKY/WEATHER.........CLOUDY. A CHANCE OF RAIN IN THE MORNING THEN
                    RAIN LIKELY.
CWR (%).............20 PERCENT.
MAX TEMPERATURE.....53 TO 56.
MIN HUMIDITY........60 TO 70 PERCENT.
WIND (20 FT)........SOUTH 4 TO 8 MPH IN THE MORNING THEN INCREASING TO
                    SOUTH TO SOUTHWEST 8 TO 14 MPH IN THE AFTERNOON
                    WITH GUSTS TO 25 MPH.
VISIBILITY..........GREATER THAN 6 STATUTE MILES...BUT POSSIBLY
                    FALLING TO 4-5 MILES IN RAIN LATE IN THE DAY.
EYE LEVEL WINDS.....SOUTHEAST TO 3 MPH IN THE MORNING THEN SOUTH
                    3 TO 5 MPH WITH GUSTS UP TO 9 MPH.

$$
FORECASTER...WEISHAAR
REQUESTED BY...LARRY JOHNSTON
REASON FOR REQUEST...WILDFIRE
.TAG 20090410.BLMTY.01/PQR