FNAK79 PAFG 210412
FWSAFG

SPOT FORECAST FOR ROCK SLOUGH  347...BLM/ALASKA FIRE SERVICE UYTD
NATIONAL WEATHER SERVICE FAIRBANKS AK
812 PM AKDT MON JUL 20 2009

FORECAST IS BASED ON REQUEST TIME OF 1948 AKDT ON JULY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE RIDGING ALOFT EXTENDING EASTERN BROOKS RANGE
SOUTHEASTWARD INTO CANADA WILL CONTINUE TO WEAKEN SLOWLY.
A WEAK TROUGH ALOFT WILL APPROACH THE AREA FROM THE
SOUTH LATE TUESDAY NIGHT. AN UNSTABLE AIR MASS WILL
PERSIST OVER THE AREA THROUGH TUESDAY EVENING.


.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY 60-70 PERCENT). ISOLATED
                    SHOWERS AND THUNDERSTORMS IN THE EVENING.
                    ISOLATED SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........75 PERCENT.
WIND (20 FT)........SOUTHEAST 1-5 MPH BECOMING VARIABLE 1-5 MPH
                    AFTER 0100. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
CWR.................5 PERCENT.
LAL.................2.
MIXING HEIGHT.......LOWERING TO 800-1000 FT AGL AFTER 0100.
MIXING WINDS........SOUTHEAST 3-7 MPH BECOMING VARIABLE 1-5
                    MPH AFTER 0100.

.TUESDAY...

SKY/WEATHER.........PARTLY CLOUDY (60-70 PERCENT). ISOLATED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....NEAR 80.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........VARIABLE 0-4 MPH IN THE MORNING BECOMING EAST 6-10
                    MPH AFTER 1300. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
CWR.................5 PERCENT.
LAL.................2.
MIXING HEIGHT.......RISING TO 7000 FT AGL IN THE AFTERNOON.
MIXING WINDS........VARIABLE 0-5 MPH IN THE MORNING BECOMING EAST
                    8-15 MPH IN THE AFTERNOON.

$$
FORECASTER...FISCHER
REQUESTED BY...LISA ST  CLAIR
TYPE OF REQUEST...WILDFIRE
.TAG 20090720.ROCKS.02/AFG