FNAK79 PAFG 041513
FWSAFG

SPOT FORECAST FOR ROCK SLOUGH  347
NATIONAL WEATHER SERVICE FAIRBANKS AK
713 AM AKDT TUE AUG 4 2009

FORECAST IS BASED ON REQUEST TIME OF 2204 AKDT ON AUGUST 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

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

.DISCUSSION...
A STRONG RIDGE OF HIGH PRESSURE ALOFT WILL BUILD ACROSS THE FIRE
TODAY. THIS WILL BRING MUCH WARMER WEATHER TO THE AREA TODAY. THE
RIDGE WILL REMAIN IN PLACE THROUGH THURSDAY WITH CONTINUED DRY
AND HOT WEATHER. MINIMUM RELATIVE HUMIDITIES WILL DROP TO AROUND
15 PERCENT DURING THE AFTERNOON HOURS TODAY AND WEDNESDAY WITH ONLY
FAIR RELATIVE HUMIDITY RECOVERIES AT NIGHT.

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (15-35 PERCENT).
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........15 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 7 TO 12 MPH SHIFTING INTO THE EAST
                    AFTER NOON. GUSTS TO 12 TO 16 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......MODERATE INVERSION TO AROUND 800 FT AGL BREAKING
                    BY AROUND 1000...WITH MIXING HEIGHTS INCREASING
                    TO AROUND 7500 FT AGL IN THE AFTERNOON.
MIXING WINDS........SOUTHEAST WINDS AROUND 10 MPH.

.TUESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). AREAS OF SMOKE.
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........52 PERCENT.
WIND (20 FT)........EAST TO SOUTHEAST WINDS DIMINISHING TO 4 TO 7 MPH BY 2100.
                    GUSTS TO 15 MPH IN THE EVENING.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......7500 FT AGL DECREASING TO 800 TO 1200 FT AGL AFTER
                    MIDNIGHT. THE INVERSION WILL LIKELY NOT BE AS STRONG
                    AS THIS MORNING
MIXING WINDS........SOUTHEAST WINDS 5 TO 10 MPH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (25-45 PERCENT).
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........15 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 4 TO 7 MPH SHIFTING TO THE
                    SOUTHWEST IN THE AFTERNOON. GUSTS TO AROUND 12 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......800 TO 1200 FT AGL INCREASING TO AROUND 9000 FT AGL
                    IN THE AFTERNOON.
MIXING WINDS........VARIABLE IN DIRECTION 5 TO 10 MPH...LIKELY BECOMING
                    WEST TO 10 MPH IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...
PARTLY SUNNY. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS 7 TOP 12 MPH.
.FRIDAY...
PARTLY SUNNY. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
NORTH WINDS 5 TO 12 MPH.
.SATURDAY...
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 10 MPH.

$$
FORECASTER...LITTLE
REQUESTED BY...TIM EPP
TYPE OF REQUEST...WILDFIRE
.TAG 20090803.ROCKS.03/AFG