FNUS76 KEKA 270101
FWSEKA

SPOT FORECAST FOR BIG FLAT...SIX RIVERS NF
NATIONAL WEATHER SERVICE EUREKA CA
601 PM PDT TUE OCT 26 2010

FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON OCTOBER 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN EUREKA AT (707) 443-6484.

.DISCUSSION...
HIGH PRESSURE AND WEAK OFFSHORE FLOW WILL BE PRESENT THROUGH THE
MORNING HOURS BEFORE A FRONT APPROACHES THE COAST IN THE AFTERNOON.
WINDS WILL GENERALLY BE LIGHT AND FROM THE EAST...THEN SHIFT TO THE
SOUTH AND SOUTHEAST LATE IN THE AFTERNOON. CLOUDS WILL MOVE IN FROM
THE WEST AND SHOULD BECOME OVERCAST OVER THE BURN AREA BY 1500 BUT
RAIN SHOULD HOLD OFF UNTIL EARLY EVENING. HIGHER GUSTS FROM 10 TO
20 MPH FROM THE SOUTH AND SOUTHEAST ARE LIKELY AS THE FRONT REACHES
THE BURN SITE (AROUND 1800 PDT).

.TODAY (WEDNESDAY)...

SKY/WEATHER.........SUNNY THEN BECOMING INCREASING CLOUDS WITH A CHANCE OR
                    RAIN AFTER 1600 PDT. AREAS OF FROST EARLY IN THE MORNING.
TEMPERATURE.........37 TO 41 AT IGNITION...MAX 55 TO 59.
RH..................89 PERCENT AT IGNITION...MIN 49 PERCENT.
EYE LEVEL WINDS.....EAST 2 TO 4 MPH IN THE MORNING...BECOMING SOUTH 3 TO 6 MPH
                    AROUND 1400.  HIGHER GUSTS TO 15 MPH AFTER 1500.
SURROUNDING RIDGE...EAST 4 TO 6 MPH...BECOMING SOUTHEAST 5 TO 8 MPH AROUND 1300.
MIXING HEIGHT.......300 FT AGL AT IGNITION...OTHERWISE 300 FT AGL
                    INCREASING TO 2300-2400 FT AGL LATE IN THE
                    MORNING...THEN DECREASING TO 300 FT AGL LATE IN
                    THE AFTERNOON.
MIXING WINDS........SOUTHEAST 5 TO 10 MPH.

.TONIGHT...

SKY/WEATHER.........RAIN.
TEMPERATURE.........MIN 44.
RH..................MAX 100 PERCENT.
EYE LEVEL WINDS.....SOUTHEAST 2 TO 4 MPH.
SURROUNDING RIDGE...SOUTHEAST 6 TO 10.
MIXING HEIGHT.......300-900 FT AGL.
MIXING WINDS........SOUTHEAST 15 MPH.



$$
FORECASTER...JEFF TONKIN
REQUESTED BY...SHEILA BALENT
TYPE OF REQUEST...PRESCRIBED
.TAG 20101027.BIGFL.01/EKA