FNUS76 KSEW 030053
FWSSEW

SPOT FORECAST FOR HEATWAVE COMPLEX...NPS OLYMPIC
NATIONAL WEATHER SERVICE SEATTLE WA
553 PM PDT SUN AUG 2 2009

FORECAST IS BASED ON REQUEST TIME OF 1817 MDT ON AUGUST 02 AND IS
FOR THE MONDAY OPERATING PERIOD. IF CONDITIONS BECOME
UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE IN
SEATTLE.

.DISCUSSION...UPPER LEVEL HIGH PRESSURE RIDGING WILL CONTINUE OVER
WESTERN WASHINGTON TODAY...KEEPING THUNDERSTORM CHANCES CONFINED
SOUTH OF THE AREA. ON TUESDAY...AN UPPER LOW OFF THE CALIFORNIA
COAST WILL START TO MOVE NORTHEAST. THIS WILL BRING A BIT OF
INSTABILITY TO THE OLYMPICS TUESDAY AND A CHANCE OF SHOWERS
WEDNESDAY. A COOL AND HUMID UPPER TROUGH WILL PASS ACROSS WESTERN
WASHINGTON ON FRIDAY AND SATURDAY...BRINGING SIGNIFICANT
COOLING...MOST NOTABLY TO THE MOUNTAINS.

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

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........32 PERCENT.
EYE LEVEL WINDS.....UPSLOPE 2 TO 4 MPH BECOMING UP VALLEY 3 TO 5 MPH
                    WITH GUSTS TO 9 MPH IN THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL INCREASING TO 3600 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 6 MPH.
HAINES INDEX........4 OR LOW.
LAL.................1.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....AROUND 64.
MAX HUMIDITY........65 PERCENT.
EYE LEVEL WINDS.....DOWN VALLEY/DOWN SLOPE 1 TO 3 MPH.
MIXING HEIGHT.......DROPPING TO AROUND 800 FT AGL IN THE EVENING.
TRANSPORT WINDS.....SOUTHWEST AROUND 8 MPH.
HAINES INDEX........4 OR LOW.
LAL.................1.

.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...
PARTLY CLOUDY. LOWS NEAR 60. HIGHS IN THE LOWER 80S.
FREEZING LEVEL 14600 FEET. DIURNAL TERRAIN DRIVEN WINDS.
.WEDNESDAY...
MOSTLY CLOUDY. LOWS 55 TO 60. HIGHS IN THE 70S.
FREEZING LEVEL 13400 FEET. LIGHT DIURNAL TERRAIN DRIVEN WINDS.
.THURSDAY...
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER 50S.
HIGHS NEAR 70. FREEZING LEVEL 12100 FEET. LIGHT WINDS.
.FRIDAY...
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN
THE UPPER 60S. FREEZING LEVEL 11900 FEET. LIGHT WINDS.

$$
FORECASTER...CERNIGLIA
REQUESTED BY...SHAUN LARSON
TYPE OF REQUEST...WILDFIRE
.TAG 20090802.HEATW.01/SEW