FNAK79 PAFG 061428
FWSAFG

SPOT FORECAST FOR 284 ZITZIANA- RAWS...BLM/ALASKA FIRE SERVICE UYTD
NATIONAL WEATHER SERVICE FAIRBANKS AK
628 AM AKDT THU AUG 6 2009

FORECAST IS BASED ON REQUEST TIME OF 1929 AKDT ON AUGUST 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.


.DISCUSSION...
THIS MORNING A WEAK SURFACE TROUGH EXTENDS FROM THE KOTZEBUE
AREA TO BETTLES TO OLD CROW. A WEAK SURFACE RIDGE EXTENDS FROM
SAINT LAWRENCE ISLAND TO THE KENAI PENINSULA. THIS AFTERNOON
THE SURFACE TROUGH WILL EXTEND FROM POINT LAY TO JUST SOUTH
OF EAGLE. BY FRIDAY AFTERNOON THE AREA OF LOW PRESSURE
WILL EXTEND FROM THE UPPER YUKON VALLEY TO THE SOUTHERN
YUKON TERRITORY. A GENERALLY WEAK LOW LEVEL WIND FLOW
PATTERN WILL PERSIST OVER THE FIRE AREA THROUGH FRIDAY.
SOMEWHAT WARRMER AND DRIER CONDITIONS CAN BE EXPECTED
IN THE AREA SATURDAY AS A HIGH PRESSURE RIDGE MOVES
SOUTHWARD INTO THE CENTRAL ALASKA INTERIOR.

.TODAY...

SKY/WEATHER.........CLOUDY (90-100 PERCENT). OCCASIONAL
                    RAIN SHOWERS. SMOKE.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........55 PERCENT.
WIND (20 FT)........WEST 2-5 MPH INCREASING TO 4-7 MPH IN THE
                    AFTERNOON.
CWR.................50 PERCENT.
LAL.................1.
MIXING HEIGHT.......600-1000 FT AGL IN THE EARLY MORNING RISING TO
                    AROUND 2500 FT AGL IN THE AFTERNOON.
MIXING WINDS........SOUTH 2-4 MPH IN THE MORNING BECOMING
                    VARIABLE 4 MPH IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........CLOUDY (90-100 PERCENT). SCATTERED RAIN SHOWERS.
                    SMOKE.
MIN TEMPERATURE.....AROUND 52.
MAX HUMIDITY........90 PERCENT.
WIND (20 FT)........WEST TO SOUTHWEST 5-9 MPH.
CWR.................30 PERCENT.
LAL.................1.
MIXING HEIGHT.......2500 FT AGL LOWERING TO 600-1000 FT AGL BY MIDNIGHT.
MIXING WINDS........VARIABLE 4-8 MPH IN THE EARLY EVENING BECOMING
                    WEST 6-10 MPH AFTER MIDNIGHT.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SCATTERED RAIN
                    SHOWERS. SMOKE.
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........50 PERCENT.
WIND (20 FT)........WEST 6-10 MPH.
CWR.................20 PERCENT.
LAL.................1.
HAINES INDEX........MISSING.
MIXING HEIGHT.......RISING TO 3500 FT AGL IN THE AFTERNOON.
MIXING WINDS........WEST 5-10 MPH.

.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...
PARTLY CLOUDY. AREAS OF SMOKE. LOWS NEAR 50. HIGHS NEAR 75. WEST
WINDS TO 10 MPH.
.SUNDAY...
PARTLY CLOUDY. LOWS AROUND 50. HIGHS AROUND 70. WEST WINDS
AROUND 10 MPH.
.MONDAY...
PARTLY CLOUDY. LOWS AROUND 50. HIGHS AROUND 70. NORTH WINDS
5 TO 10 MPH.


$$
FORECASTER...FISCHER
REQUESTED BY...AMBER SUNDERLAND
TYPE OF REQUEST...WILDFIRE
.TAG 20090805.284ZI.02/AFG