FNAK79 PAFG 050503
FWSAFG

SPOT FORECAST FOR BIG CREEK  458...BLM/ALASKA FIRE SERVICE UYTD
NATIONAL WEATHER SERVICE FAIRBANKS AK
903 PM AKDT TUE AUG 4 2009

FORECAST IS BASED ON REQUEST TIME OF 2024 AKDT ON AUGUST 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT UNTIL 10 PM AKDT WEDNESDAY...

.DISCUSSION...
HIGH PRESSURE ALOFT WILL HOLD BUT WEAKEN THROUGH FRIDAY. A THERMAL TROUGH
WILL BE VERY NEAR THE FIRE AREA WEDNESDAY WHICH WILL RESULT IN VARIABLE WIND
DIRECTIONS BUT LOW WIND SPEEDS. SOME INCREASE IN NORTHEAST SURFACE WINDS IS
LIKELY THURSDAY AS HIGH PRESSURE BUILDS NORTH OF THE BROOKS RANGE...WITH THE
RESULTING PRESSURE GRADIENT EXTENDING ABOUT AS FAR SOUTH AS THE FIRE AREA.

.REST OF TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). SMOKE.
MIN TEMPERATURE.....AROUND 46.
MAX HUMIDITY........55 PERCENT.
WIND (20 FT)........EAST WINDS 3 TO 5 MPH BECOMING SOUTHWEST 3-5 MPH AFTER
                    MIDNIGHT.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......LOWERING TO 2000 FT AGL.
MIXING WINDS........SOUTH AROUND 6 MPH.

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY (40-50 PERCENT). SMOKE.
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........19 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS AROUND 5 MPH SHIFTING TO THE
                    NORTH 3 TO 5 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 7500 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 5 MPH.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...
PARTLY CLOUDY. AREAS OF SMOKE. LOWS IN THE UPPER 40S. HIGHS IN
THE UPPER 70S. NORTHEAST WINDS AROUND 10 MPH.
.FRIDAY...
PARTLY CLOUDY. AREAS OF SMOKE. LOWS IN THE LOWER 50S. HIGHS IN
THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.
.SATURDAY...
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.
LIGHT WINDS.
.SUNDAY...
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS AROUND 80. NORTHEAST
WINDS AROUND 6 MPH.

$$
FORECASTER...THOMAN
REQUESTED BY...JAKE LIVINGSTON
TYPE OF REQUEST...WILDFIRE
.TAG 20090804.BIGCR.01/AFG