FNUS76 KSEW 060207
FWSSEW

SPOT FORECAST FOR HEATWAVE COMPLEX...OLYMPIC NATIONAL PARK
NATIONAL WEATHER SERVICE SEATTLE WA
707 PM PDT WED AUG 5 2009

FORECAST IS BASED ON REQUEST TIME OF 1856 PDT ON AUGUST 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...MARINE AIR MASS ACROSS MOST OF WESTERN WASHINGTON WAS
SLOW TO BURN OFF WEDNESDAY. WITH THE UPPER LEVEL TROUGH GRADUALLY
DRIFTING EAST THROUGH THURSDAY...EXPECT AN EVEN DEEPER AND MORE
STUBBORN MARINE AIR MASS THURSDAY AND FRIDAY. WITH COOLER TEMPS AND
MORE MOISTURE...A THREAT OF SHOWERS...ESPECIALLY IN THE MOUNTAINS
NOT OUT OF THE PICTURE. PRECIPITATION AMOUNTS SHOULD BE VERY LIGHT
IF ANY.

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

.FRIDAY...

SKY/WEATHER.........MARINE CLOUDS TIL MID OR LATE AFTERNOON BELOW
                    4000 FEET. OTHERWISE MOSTLY SUNNY.
CWR.................LESS THAN 10%.
MAX TEMPERATURE.....AROUND 56.
MIN HUMIDITY........77 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......LIGHT AND VARIABLE.
 RIDGES.............WEST 5 TO 8 MPH.
MIXING HEIGHT.......1500-1600 FT AGL.
TRANSPORT WINDS.....NORTHWEST 2-5 MPH.
HAINES INDEX........2 OR VERY LOW.
LAL.................1.

$$
FORECASTER...BUEHNER
REQUESTED BY...DAN MINDAR
TYPE OF REQUEST...WILDFIRE
.TAG 20090805.HEATW.01/SEW