Suppression Forecast
Issued by NWS Seattle/Tacoma, WA

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000
FNUS76 KSEW 020000
FWSSEW

SPOT FORECAST FOR LONE MOUNTAIN FIRE...NPS NORTH CASCADES
NATIONAL WEATHER SERVICE SEATTLE WA
500 PM PDT FRI AUG 1 2014

FORECAST IS BASED ON REQUEST TIME OF 1630 PDT ON AUGUST 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...THE AIR MASS WILL BECOME UNSTABLE ON BOTH SATURDAY
AND SUNDAY AFTERNOONS...SUPPORTING THE DEVELOPMENT OF ISOLATED
THUNDERSTORMS NEAR THE CASCADE CREST...WHICH WILL THEN MOVE
NORTHEAST TOWARD THE LONE MOUNTAIN FIRE DURING THE AFTERNOON AND
EVENING HOURS.

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

.SATURDAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................10 PERCENT.
MAX TEMPERATURE.....74-82.
MIN HUMIDITY........23-28 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......BECOMING UPSLOPE/UPVALLEY 6 TO 9 MPH.
 RIDGES.............EAST WINDS 3 TO 9 MPH SHIFTING TO THE SOUTH 6
                    TO 9 MPH IN THE AFTERNOON.
MIXING HEIGHT.......PEAKING NEAR 12000 TO 13000 FEET AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SMOKE INITIALLY LIFTING OUT TOWARD THE
                    NORTHWEST...THEN HEADING TO THE NORTHEAST AS
                    IT LOFTS HIGHER.
HAINES INDEX........MID-LEVEL....5 OR MODERATE.
                    HIGH-LEVEL...4 OR LOW.
LAL.................2.

.SATURDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY WITH A CHANCE OF EVENING
                    SHOWERS AND THUNDERSTORMS.
CWR.................LESS THAN 10%.
MIN TEMPERATURE.....54-58.
MAX HUMIDITY........FAIR RECOVERY...58-72 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE/DOWNVALLEY 2 TO 6 MPH.
 RIDGES.............WEST WINDS 5 TO 8 MPH SHIFTING TO THE NORTH
                    3 TO 6 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......DECREASING TO 400-500 FT AGL AFTER SUNSET.
TRANSPORT WINDS.....SMOKE DRAINING INTO LAKE CHELAN VALLEY.
HAINES INDEX........MID-LEVEL....5 OR MODERATE.
                    HIGH-LEVEL...3 OR VERY LOW.
LAL.................2.

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED AFTERNOON AND EVENING
                    SHOWERS AND THUNDERSTORMS.
CWR.................LESS THAN 10%.
MAX TEMPERATURE.....75-83
MIN HUMIDITY........22-26 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......BECOMING UPSLOPE/UPVALLEY 6 TO 9 MPH.
 RIDGES.............SOUTHWEST-WEST WINDS UP TO 8 MPH.
MIXING HEIGHT.......400 FT AGL INCREASING TO 10700 FT AGL LATE IN
                    THE MORNING...THEN DECREASING TO 8500 FT AGL
                    LATE THIS AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
HAINES INDEX........MID-LEVEL....5 OR MODERATE.
                    HIGH-LEVEL...4 OR LOW.
LAL.................2.

$$
FORECASTER...HANER
REQUESTED BY...BARTON HOAG
TYPE OF REQUEST...WILDFIRE
.TAG 20140801.LONEM.01/SEW





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