FNUS76 KSEW 012316
FWSSEW

SPOT FORECAST FOR GOLD HILL COMPLEX...USFS MT BAKER-SNOQUALMIE
NATIONAL WEATHER SERVICE SEATTLE WA
416 PM PDT SAT AUG 1 2009

FORECAST IS BASED ON REQUEST TIME OF 1526 MDT ON AUGUST 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...AN UPPER LEVEL HIGH PRESSURE RIDGE WILL REMAIN IN
PLACE ON SUNDAY...GIVING LITTLE CHANGE OF WEATHER OVER THE GOLD
HILL COMPLEX COMPARED TO WHAT HAPPENED ON SATURDAY. THIS WILL
MEAN WINDS WHICH ARE ALMOST ENTIRELY CONTROLLED BY DIURNAL TERRAIN
INFLUENCES AS WELL AS SLOPE AND ASPECT WITH STRONGEST WINDS
OCCURRING EACH AFTERNOON DURING THE HEAT OF THE DAY. TEMPERATURES
WILL CONTINUE TO HOLD ABOUT 5-10 DEGREES ABOVE SEASONAL NORMS WITH
CORRESPONDINGLY LOW HUMIDITY. ON MONDAY...DRIER AIR ALOFT WILL
MEAN A HIGHER VALUE FOR THE HAINES INDEX...BUT SURFACE TEMPERATURE
AND HUMIDITY SHOULD BE SLIGHTLY COOLER AND A LITTLE MORE HUMID.

ON TUESDAY...AN UPPER LOW OFF THE CALIFORNIA COAST WILL START TO
MOVE NORTHEAST. THIS WILL CAUSE AN INCREASING RISK OF LIGHTNING
STARTING ON WEDNESDAY AND CONTINUING THURSDAY.

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

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0%.
MAX TEMPERATURE.....92-95 VALLEY BOTTOMS...87 AT 2000 FEET...AND
                    80 AT 4000 FEET.
MIN HUMIDITY........30 PERCENT VALLEY BOTTOMS...40 PERCENT ABOVE
                    4000 FEET.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE WINDS 2-5 MPH DEVELOPING BY MID
                    MORNING...THEN UPVALLEY WINDS TO 11 MPH IN
                    THE SKAGIT...N FORK STILLAGUAMISH...AND SAUK
                    (ABOVE DARRINGTON) BASINS BECOMING MORE
                    DOMINANT IN THE AFTERNOON.
 RIDGE TOPS.........WEST-NORTHWEST 5 TO 10 MPH.
MIXING HEIGHT.......300 FT AGL INCREASING TO 4600 FT AGL LATE IN
                    THE MORNING.
TRANSPORT WINDS.....NORTH AROUND 5 MPH.
HAINES INDEX........MID-LEVEL....4 OR LOW.
                    HIGH-LEVEL...3 OR VERY LOW.
LAL.................1.


.MONDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0%.
MAX TEMPERATURE.....88-90 VALLEY BOTTOMS...84 AT 2000 FEET...AND
                    76 AT 4000 FEET.
MIN HUMIDITY........30-34 PERCENT VALLEY BOTTOMS...35-40 PERCENT
                    IN THE 1500-3000 FOOT RANGE...40-45 PERCENT
                    ABOVE 4000 FEET.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE WINDS 2-5 MPH DEVELOPING BY MID
                    MORNING...THEN UPVALLEY WINDS TO 11 MPH IN
                    THE SKAGIT...N FORK STILLAGUAMISH...AND SAUK
                    (ABOVE DARRINGTON) BASINS BECOMING MORE
                    DOMINANT IN THE AFTERNOON.
 RIDGE TOPS.........WEST 5 TO 10 MPH.
MIXING HEIGHT.......300 FT AGL INCREASING TO 4000 FT AGL LATE IN
                    THE MORNING.
TRANSPORT WINDS.....NORTH AROUND 5 MPH.
HAINES INDEX........MID-LEVEL....5 OR MODERATE.
                    HIGH-LEVEL...5 OR MODERATE.
LAL.................1.



$$
FORECASTER...HANER
REQUESTED BY...JOE BLAZEK  FBAN
TYPE OF REQUEST...WILDFIRE
.TAG 20090801.GOLDH.01/SEW