FNUS76 KSEW 072212
FWSSEW

SPOT FORECAST FOR LANGILLE...USFS GIFFORD PINCHOT
NATIONAL WEATHER SERVICE SEATTLE WA
312 PM PDT FRI AUG 7 2009

FORECAST IS BASED ON IGNITION TIME OF 1800 PDT ON AUGUST 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION....ONSHORE FLOW WILL CONTINUE FROM SATURDAY AND
THROUGH MUCH OF THE COMING WEEK...MAINTAINING COOLER...MORE
HUMID...AND STABLE CONDITIONS. ON SUNDAY...A DEEP AND ENERGETIC
UPPER TROUGH OVER THE EASTERN PACIFIC WILL START TO IMPINGE ON THE
LANGILLE FIRE WITH THE JET STREAM OVERHEAD BY MONDAY. AS THE JET
STREAM SHIFTS CLOSER...FAST-MOVING UPPER LEVEL DISTURBANCES WILL
ACT ON THE MOIST AIR MASS TO BRING A ROUND OR TWO OF WETTING RAINS
ANYTIME FROM MONDAY THROUGH WEDNESDAY.


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

.SATURDAY...

SKY/WEATHER.........CLOUDY IN THE MORNING WITH DRIZZLE OR A LITTLE
                    LIGHT RAIN POSSIBLE. A FEW AFTERNOON SUN BREAKS.
CWR (>0.25")........0%.
MAX TEMPERATURE.....59-63.
MIN HUMIDITY........65-69 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......LIGHT WIND BECOMING NORTH-NORTHWEST 3-9 MPH
                    IN THE AFTERNOON.
MIXING HEIGHT.......0 FT AGL INCREASING TO 3500 FT AGL LATE IN THE
                    MORNING.
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH.
HAINES INDEX........3 OR VERY LOW.
LAL.................1.

.SATURDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SPRINKLES...DRIZZLE OR A LITTLE
                    LIGHT RAIN POSSIBLE...MAINLY AFTER MIDNIGHT.
CWR (>0.25")........5%.
MIN TEMPERATURE.....44-47.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 3-9 MPH...BECOMING LIGHT AND
                    VARIABLE AFTER SUNSET.
MIXING HEIGHT.......3500 FT AGL DECREASING TO 900 FT AGL LATE IN
                    THE EVENING.
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH.
HAINES INDEX........MID-LEVEL....3 OR VERY LOW.
                    HIGH-LEVEL...2 OR VERY LOW.
LAL.................1.

.SUNDAY...

SKY/WEATHER.........MOSTLY CLOUDY. SPRINKLES...DRIZZLE OR A LITTLE
                    LIGHT RAIN POSSIBLE IN THE MORNING.
CWR (>0.25")........5%.
MAX TEMPERATURE.....60-65.
MIN HUMIDITY........59-64 PERCENT.
WIND (20 FT)........LIGHT WIND IN THE MORNING. WIND BECOMING NORTH
                    3 TO 6 MPH IN THE BOTTOM OF THE YELLOWJACKET
                    CREEK DRAINAGE BY NOON. BECOMING SOUTHWEST 5
                    TO 8 MPH NEAR THE RIDGETOPS IN THE AFTERNOON.
MIXING HEIGHT.......900 FT AGL INCREASING TO 4300 FT AGL LATE IN
                    THE MORNING.
TRANSPORT WINDS.....WEST AROUND 8 MPH.
HAINES INDEX........MID-LEVEL....4 OR LOW.
                    HIGH-LEVEL...2 OR VERY LOW.
LAL.................1.

.FORECAST DAYS 3 THROUGH 5...
.MONDAY...
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 40S. HIGHS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 6 MPH.
.TUESDAY...
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 60S. SOUTH WINDS AROUND 7 MPH.
.WEDNESDAY...
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 40S. HIGHS IN
THE MID 60S. SOUTHWEST WINDS AROUND 6 MPH.

$$
FORECASTER...HANER
REQUESTED BY...DIANE HUTTON
TYPE OF REQUEST...PRESCRIBED
.TAG 20090807.LANGI.02/SEW