FNAK79 PAFG 260447
FWSAFG

SPOT FORECAST FOR ROCK SLOUGH  347...BLM/ALASKA FIRE SERVICE UYTD
NATIONAL WEATHER SERVICE FAIRBANKS AK
847 PM AKDT SAT JUL 25 2009

FORECAST IS BASED ON REQUEST TIME OF 2016 AKDT ON JULY 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A BUILDING HIGH PRESSURE RIDGE ALOFT COMBINED WITH STRONG
SOUTHERLY FLOW ALOFT WILL BRING WARMER AIR ALOFT AND RESULT
IN RISING SURFACE TEMPERATURES DURING THE UPCOMING WEEK.
AFTERNOON HIGH TEMPERATURES ARE EXPECTED TO APPROACH OR REACH
RECORD LEVELS WEDNESDAY THROUGH FRIDAY. AFTERNOON RELATIVE
HUMIDITIES WILL CONTINUE TO BE LOW. A SURFACE TROUGH LYING FROM
ANVIK TO TANANA TO FAIRBANKS AND SOUTHEASTWARD IS EXPECTED TO
DEVELOP TONIGHT AND DRIFT SLOWLY NORTHWARD TO THE UPPER YUKON
VALLEY BY SUNDAY AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). ISOLATED SHOWERS
                    UNTIL 2300. AREAS OF SMOKE.
MIN TEMPERATURE.....AROUND 52.
MAX HUMIDITY........70 PERCENT.
WIND (20 FT)........SOUTH WINDS 0-4 MPH BECOMING SOUTHEAST
                    0-4 MPH BY EARLY MORNING.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......LOWERING TO 800-1000 FT AGL AFTER MIDNIGHT.
MIXING WINDS........SOUTHEAST 0-5 MPH.

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). AREAS OF SMOKE.
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 2-5 MPH IN THE MORNING INCREASING
                    TO 7-12 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 8000 FT AGL IN THE AFTERNOON.
MIXING WINDS........SOUTHEAST WINDS 2-5 MPH IN THE MORNING INCREASING
                    TO 7-12 MPH IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.MONDAY...
PARTLY CLOUDY. AREAS OF SMOKE. LOWS NEAR 50. HIGHS NEAR 80.
SOUTH WINDS 5 TO 10 MPH.
.TUESDAY...
MOSTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
.WEDNESDAY...
MOSTLY SUNNY. LOWS NEAR 55. HIGHS 85 TO 90.
SOUTHWEST WINDS 5 TO 10 MPH.
.THURSDAY...
MOSTLY SUNNY. LOWS 55 TO 60. HIGHS NEAR 90.
WINDS LIGHT AND VARIABLE.

$$
FORECASTER...FISCHER
REQUESTED BY...LISA ST CLAIR
TYPE OF REQUEST...WILDFIRE
.TAG 20090725.ROCKS.01/AFG