Suppression Forecast
Issued by NWS Seattle/Tacoma, WA

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000
FNUS76 KSEW 250321 CCA
FWSSEW

SPOT FORECAST FOR GODKIN FIRE...NPS OLYMPIC
NATIONAL WEATHER SERVICE SEATTLE WA
820 PM PDT WED AUG 24 2016

FORECAST IS BASED ON REQUEST TIME OF 1946 PDT ON AUGUST 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...A WEAK THERMAL PRESSURE TROUGH WILL EMERGE ALONG THE
COAST ON THURSDAY AND FRIDAY MORNINGS...LEADING TO WARMING AND
DRYING NORTH AND NORTHEAST WIND FLOW. AN APPROACHING UPPER LEVEL
TROUGH IS EXPECTED TO TRIGGER A STRONG MARINE PUSH ON FRIDAY NIGHT
OR SATURDAY MORNING. AN UPPER TROUGH WILL THEN PERSIST OVER WESTERN
CANADA AND THE PACIFIC NORTHWEST THROUGH AT LEAST THE MIDDLE OF NEXT
WEEK...FOR MUCH COOLER AND MORE HUMID WEATHER... WITH SOME RAIN
POSSIBLE EARLY NEXT WEEK.

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

.THURSDAY...

SKY/WEATHER.........SUNNY.
CWR (>0.25")........0%.
MAX TEMPERATURE.....88 DEGREES AT 2000 FEET...80 DEGREES AT 3800
FEET...AND 73 DEGREES AT 5000 FEET.
MIN HUMIDITY........24-30 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTH WINDS 4 TO 8 MPH BECOMING NORTHEAST 5 TO 10 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......PEAKING AT AROUND 7500 FEET MSL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTH AT 5 MPH BECOMING NORTHEAST AT 10 MPH IN THE
AFTERNOON.
HAINES INDEX........5 OR MODERATE.
LAL.................1.

.THURSDAY NIGHT...

SKY/WEATHER.........CLEAR.
CWR (>0.25")........0%.
MIN TEMPERATURE.....56 DEGREES AT 2000 FEET...52 DEGREES AT 3800
FEET...AND 49 DEGREES AT 5000 FEET.
MAX HUMIDITY........55-60 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......RIDGETOP WINDS NORTH AT 8 TO 12 MPH IN THE EVENING
    AND DECREASING TO 4 TO 8 MPH AFTER MIDNIGHT. VALLEY
WINDS NORTH AT 4 TO 8 MPH.
MIXING HEIGHT.......DECREASING TO LESS THAN 500 FT AGL AFTER SUNSET.
TRANSPORT WINDS.....NORTH AROUND 10 MPH.
HAINES INDEX........5 OR MODERATE.
LAL.................1.

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR (>0.25")........0%.
MAX TEMPERATURE.....86 DEGREES AT 2000 FEET...78 DEGREES AT 3800
FEET...AND 72 DEGREES AT 5000 FEET.
MIN HUMIDITY........24-30 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......RIDGETOP WINDS NORTH AT 4 TO 8 MPH IN THE MORNING
AND SHIFTING SOUTHEAST AT 2 TO 4 MPH IN THE AFTERNOON.
VALLEY WINDS NORTHEAST AT 3 TO 6 MPH IN THE MORNING
AND SHIFTING SOUTHEAST AT 3 TO 6 MPH IN THE AFTERNOON.
MIXING HEIGHT.......PEAKING AT 6500 FEET MSL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST AT 5 MPH BECOMING LIGHT IN THE AFTERNOON.
HAINES INDEX........6 OR HIGH.
LAL.................1.

$$
FORECASTER...JOHNSON
REQUESTED BY...TODD RANKIN
TYPE OF REQUEST...WILDFIRE
.TAG 20160824.GODKI.01/SEW



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