FNUS76 KSEW 031455
FWSSEW

SPOT FORECAST FOR TA-6 SOUTH...FT LEWIS FORESTRY
NATIONAL WEATHER SERVICE SEATTLE WA
755 AM PDT FRI SEP 3 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 PDT ON SEPTEMBER 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...A THERMAL PRESSURE TROUGH WILL BE MOVING ACROSS THE
BURN AREA AT IGNITION TIME. THEN A MARINE PUSH WILL GET UNDERWAY
THIS AFTERNOON. BASICALLY...THIS WILL BE THE LAST WARM AND DRY DAY
IN THIS STRETCH...AND WEST-SOUTHWEST WINDS WILL INCREASE THIS
AFTERNOON TO USHER IN COOLER AND MORE STABLE MARINE AIR.

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

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........LIGHT WIND...BECOMING WEST 7 TO 10 MPH THIS
                    AFTERNOON WITH GUSTS TO 16 MPH.
MIXING HEIGHT.......INCREASING TO 5000 FT AGL THIS AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 5 MPH AT IGNITION TIME...BECOMING
                    WEST-SOUTHWEST EARLY THIS AFTERNOON AND
                    INCREASING TO AROUND 11 MPH.
HAINES INDEX........MID-LEVEL....5 OR MODERATE.
                    HIGH-LEVEL...3 OR VERY LOW.

.TONIGHT...

MIN TEMPERATURE.....AROUND 52.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 3 TO 6 MPH.
MIXING HEIGHT.......5000 FT AGL DECREASING TO 1300 FT AGL LATE
                    THIS EVENING.
TRANSPORT WINDS.....SOUTHWEST 10 TO 14 MPH THIS EVENING...
                    DECREASING TO 6 MPH OVERNIGHT.

$$
FORECASTER...HANER
REQUESTED BY...DAN LEEPER
TYPE OF REQUEST...PRESCRIBED
.TAG 20100903.TA6SO.01/SEW