FNUS76 KSEW 221723
FWSSEW

SPOT FORECAST FOR 2011 AERIAL HERBICIDE PROJECT NW REGION...WASHINGTON DNR
NATIONAL WEATHER SERVICE SEATTLE WA
1023 AM PDT MON AUG 22 2011

FORECAST IS BASED ON INCIDENT TIME OF 1025 PDT ON AUGUST 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...AN UNSEASONABLY WET AUGUST FRONT WILL SAG SOUTHEAST
ACROSS THE AREA THIS AFTERNOON THROUGH THIS EVENING. THIS IS
EXPECTED TO PRODUCE A WETTING RAIN OVER THIS AREA LATE TODAY INTO
THE EVENING HOURS. AS THE FRONT APPROACHES...SOUTHERLY WINDS WILL
INCREASE SOME THIS AFTERNOON...BUT DUE TO THE ORIENTATION AND
RATHER NARROW WIDTH OF THE VALLEY...SURFACE WINDS SHOULD NOT BE
ALL THAT STRONG ALTHOUGH AN OCCASIONAL GUST MAY MAKE IT TO THE
SURFACE. FREE AIR WINDS ALOFT...NEAR RIDGE LEVEL AND ABOVE WILL BE RATHER
STRONG FOR AUGUST...WITH SUSTAINED WIND OF AROUND 25 MPH.

 FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
 MINUTE AVERAGES REFLECTING RAWS WINDS.

.TODAY...

SKY/WEATHER.........CLOUDY. RAIN IS EXPECTED TO DEVELOP OVER THE
                    AREA BETWEEN 1 AND 3 PM THIS AFTERNOON AND
                    CONTINUE INTO THE EVENING HOURS BEFORE TAPERING
                    OFF LATE TONIGHT.
CWR.................80 PERCENT.
MAX TEMPERATURE.....NEAR 70 BY NOON...DROPPING BACK TO 63 LATE
                    THIS AFTERNOON.
MIN HUMIDITY........NEAR 68 PERCENT AROUND NOON...INCREASING LATE
                    THIS AFTERNOON.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 5 TO 9 MPH WITH OCCASIONAL AFTERNOON
                    GUSTS TO 15 MPH.
RAINFALL AMOUNT.....0.39 INCHES.

$$
FORECASTER...CERNIGLIA
REQUESTED BY...BILL WAITS
TYPE OF REQUEST...OTHER
.TAG 20110822.2011A.01/SEW