FNUS76 KSEW 030149
FWSSEW

SPOT FORECAST FOR GRAND PARK...NPS MT RAINER
NATIONAL WEATHER SERVICE SEATTLE WA
649 PM PDT SUN AUG 2 2009

FORECAST IS BASED ON REQUEST TIME OF 1834 PDT ON AUGUST 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...UPPER LEVEL HIGH PRESSURE RIDGING WILL CONTINUE
OVER THE AREA THROUGH MONDAY...KEEPING THUNDERSTORM CHANCES
CONFINED SOUTH OF THE AREA. THE WEATHER MONDAY WILL BE VERY
SIMILAR TO SUNDAY. ON TUESDAY...AN UPPER LOW OFF THE CALIFORNIA
COAST WILL START TO MOVE NORTHEAST. THIS WILL CAUSE A SLIGHT RISK
OF LIGHTNING OVER THE PARK TUESDAY EVENING WITH A GREATER RISK ON
WEDNESDAY AND THURSDAY. A COOL AND HUMID UPPER TROUGH WILL PASS
ACROSS THE AREA FRIDAY AND SATURDAY...BRINGING SIGNIFICANT
COOLING.

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

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0%.
MIN TEMPERATURE.....AROUND 58.
MAX HUMIDITY........62 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 3 TO 6 MPH BECOMING VARIABLE
                    TO 3 MPH OVERNIGHT.
WIND (20 FT)........WEST WINDS 6 TO 9 MPH BECOMING VARIABLE TO 4 MPH.
MIXING HEIGHT.......3100 FT AGL DECREASING TO 300 FT AGL LATE
                    IN THE EVENING.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
HAINES INDEX........5 OR MODERATE.
LAL.................1.
RAINFALL AMOUNT.....0.00 INCHES.

.MONDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0%.
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........30 PERCENT.
EYE LEVEL WINDS.....LIGHT WIND BECOMING WEST 3 TO 6 MPH.
WIND (20 FT)........LIGHT WIND BECOMING WEST 10 TO 12 MPH.
MIXING HEIGHT.......300 FT AGL INCREASING TO 3500 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 9 MPH.
HAINES INDEX........5 OR MODERATE.
LAL.................1.
RAINFALL AMOUNT.....0.00 INCHES.

.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
FREEZING LEVEL 14600 FEET. 20 FT WINDS WEST AROUND 10 MPH.
.WEDNESDAY...
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE
MID 50S. HIGHS IN THE UPPER 60S. FREEZING LEVEL 13500 FEET.
20 FT WINDS WEST AROUND 12 MPH.
.THURSDAY...
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 40S. HIGHS IN THE UPPER 50S. FREEZING LEVEL 12600
FEET. 20 FT WINDS WEST AROUND 7 MPH.
.FRIDAY...
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN
THE LOWER 60S. FREEZING LEVEL 12000 FEET. 20 FT WINDS WEST AROUND
8 MPH.

$$
FORECASTER...CERNIGLIA
REQUESTED BY...GAVIN WILSON
TYPE OF REQUEST...WILDFIRE
.TAG 20090802.GRAND.02/SEW