FNAK79 PAFG 070644
FWSAFG

SPOT FORECAST FOR ROCK SLOUGH  347...BLM/ALASKA FIRE SERVICE UYTD
NATIONAL WEATHER SERVICE FAIRBANKS AK
1044 PM AKDT THU AUG 6 2009

FORECAST IS BASED ON REQUEST TIME OF 2204 AKDT ON AUGUST 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
THE REMAINS OF A WEATHER FRONT OVER THE FIRE WILL WEAKEN TONIGHT
(THURSDAY NIGHT.) A WEAK TROUGH OF LOW PRESSURE WILL REMAIN NORTH
OF THE FIRE THROUGH SATURDAY. A WEATHER FRONT WILL MOVE DOWN OVER
THE FIRE FROM THE NORTH ON SATURDAY NIGHT. THIS WILL CAUSE
TEMPERATURES ALOFT TO COOL ABOUT 10 DEGREES FROM WHERE THEY WERE
TODAY (THURSDAY.) THE NORTHERLY FLOW BEHIND THE FRONT WILL BRING
IN DRY AIR AND WILL PERSIST THROUGH TUESDAY...AND THEN WEAKEN.

THE WINDS TONIGHT (THURSDAY NIGHT) WILL CONTINUE TO BE QUITE
BRISK...NORTHEAST 10 TO 18 MPH. (AT 10 AM THURSDAY, THE
GRAPHITE LAKE RAWS WEATHER STATION HAD A PEAK WIND OF EAST NORTHEAST
118 MPH GUSTING TO 30 MPH. THE GRAPHITE LAKE RAWS PROBABLY HAS
STRONGER WINDS THAN THOSE OVER THE FIRE.) THE MAXIMUM RELATIVE
HUMIDITY TONIGHT IS EXPECTED TO BE 55 PERCENT.

.FRIDAY...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). SMOKE THROUGH
                    THE DAY. ISOLATED RAIN SHOWERS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........26 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 8 TO 15 MPH.
CWR.................10 PERCENT.
LAL.................1.
MIXING HEIGHT.......2300 FT AGL INCREASING TO 4800 FT AGL IN THE
                    AFTERNOON.
MIXING WINDS........NORTHWEST AROUND 6 MPH.

.FRIDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT). AREAS OF SMOKE.
MIN TEMPERATURE.....AROUND 48.
MAX HUMIDITY........65 PERCENT.
WIND (20 FT)........NORTH WINDS 6 TO 14 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......7100 FT AGL DECREASING TO 900 FT AGL AFTER
                    MIDNIGHT.
MIXING WINDS........NORTHWEST AROUND 5 MPH.

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 72.
MIN HUMIDITY........24 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 6 MPH INCREASING TO NORTHWEST
                    10 TO 18 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......900 FT AGL INCREASING TO 4100 FT AGL IN THE
                    AFTERNOON.
MIXING WINDS........WEST 15 MPH.

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS 65 TO 70. NORTHWEST
WINDS AROUND 12 MPH.
.MONDAY...
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. NORTH
WINDS AROUND 9 MPH.
.TUESDAY...
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S.
NORTHWEST WINDS AROUND 7 MPH.

$$
FORECASTER...FATHAUER
REQUESTED BY...TED PIERCE
TYPE OF REQUEST...WILDFIRE
.TAG 20090806.ROCKS.02/AFG