FNUS76 KPQR 241546
FWSPQR

SPOT FORECAST FOR FRENCH FLY 151...USFS MH
NATIONAL WEATHER SERVICE PORTLAND OR
846 AM PDT FRI APR 24 2009

FORECAST IS BASED ON IGNITION TIME OF 1200 PDT ON APRIL 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...STRONGER ONSHORE FLOW SATURDAY...

.DISCUSSION...AN UPPER LEVEL DISTURBANCE WILL DROP SOUTH ALONG THE
BRITISH COLUMBIA COAST TONIGHT. THIS FEATURE SLIDES ACROSS THE BURN
AREA SATURDAY MORNING...WHICH WILL ENHANCE THE ONSHORE LOW-LEVEL FLOW.
EXPECT A FAIRLY SUBSTANTIAL MARINE LAYER SATURDAY MORNING...WITH TOPS
ABOVE THE BURN-SITE ELEVATION. THE PRE-DOMINANT SURFACE WIND PATTERN
SHOULD BE SOUTHWEST TO WEST...BUT MIXING HEIGHT WIND WILL BE WEST TO
NORTHWEST. THIS SHOULD KEEP SMOKE OUT OF DETROIT. IT APPEARS THE
BURN SITE IS HIGH ENOUGH SUCH THAT TERRAIN-EFFECTS FROM THE TWO
MAJOR DRAINAGES SHOULD BE LIMITED.

CHANCE OF WETTING RAIN (CWR) 0.25 INCHES OR GREATER.
THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS.


.SATURDAY...

SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.
MAX TEMPERATURE.....45 TO 48.
MIN HUMIDITY........70 TO 75 PERCENT.
EYE LEVEL WINDS.....LIGHT EAST IN THE MORNING...THEN SOUTHWEST
                    2 TO 4 MPH. AFTERNOON GUSTS TO 7 MPH.

.SATURDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING THEN CLOUDY.
                    SLIGHT CHANCE OF RAIN SHOWERS.
MIN TEMPERATURE.....33 TO 35.
MAX HUMIDITY........90 TO 100 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST 2 TO 4 MPH IN THE EVENING THEN
                    LIGHT DOWN-SLOPE.

.SUNDAY...

SKY/WEATHER.........CLOUDY. A CHANCE OF MORNING SHOWERS. BECOMING
                    PARTLY SUNNY MID TO LATE AFTERNOON.
MAX TEMPERATURE.....49 TO 52.
MIN HUMIDITY........60 TO 67 PERCENT.
EYE LEVEL WINDS.....LIGHT EAST IN THE MORNING THEN SOUTHWEST TO WEST
                    2 TO 4 MPH. AFTERNOON GUSTS TO 8 MPH.

$$
FORECASTER...WEISHAAR
REQUESTED BY...PAUL HIEBERT
REASON FOR REQUEST...PRESCRIBED
.TAG 20090425.FRENC.01/PQR