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FNUS72 KFFC 211440
FWSFFC

SPOT FORECAST FOR LAKE SINCLAIR PILE BURN...NWS
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1040 AM EDT MON APR 21 2014

FORECAST IS BASED ON IGNITION TIME OF 1030 EDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MOSTLY CLEAR SKIES TODAY WITH INCREASING CLOUDS TONIGHT AHEAD OF
THE NEXT FRONTAL SYSTEM. A COLD FRONT WILL MOVE INTO THE FORECAST
AREA DURING THE DAY TUESDAY...BRINGING SHOWER AND THUNDERSTORM
CHANCES WITH IT. NO CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED.

FOR THE SPOT SITE...LIGHT WINDS WILL PERSIST ACROSS THE AREA THIS
MORNING AS CENTER OF HIGH PRESSURE REMAINS OVER THE AREA. AS THIS
HIGH SHIFTS OFF TO THE EAST...WINDS WILL GRADUALLY SHIFT TO THE NW
AND THEN TO THE WEST BY THIS AFTERNOON. GIVEN THE INCREASED SMOKE
POTENTIAL WITH A PILE BURN...THERE MAY BE A CONCERN WITH HWY 441.EXPECT
INCREASING CLOUDINESS INTO THE EVENING AND OVERNIGHT HOURS AS NEXT
SYSTEM APPROACHES. SLIGHT CHANCE OF PATCHY THIN FOG DEVELOPMENT
FOR TUESDAY MORNING...BUT DO NOT ANTICIPATE WIDESPREAD VISIBILITY
RESTRICTIONS.

.TODAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........31 PERCENT.
WIND (20 FT)........LIGHT WINDS.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......0-200 FT AGL INCREASING TO 3700 FT AGL LATE IN
                    THE MORNING.
TRANSPORT WINDS.....WEST 1 TO 10 MPH.
DISPERSION INDEX....3 INCREASING TO 29 LATE IN THE MORNING...THEN
                    DECREASING TO 16 EARLY IN THE AFTERNOON
                    INCREASING TO 27 IN THE AFTERNOON.
LVORI...............4.

TIME (EDT)      10 AM  NOON   2 PM   4 PM
SKY (%).........20     20     10     11
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............61     69     75     78
RH..............57     44     35     31
20 FT WIND......NE 3   NE 3   N 2    NW 3
20 FT WIND GUST.5      5      5      5
DISPERSION IDX..3      26     13     25
LVORI...........3      2      2      2
CWR.............0      0      0      0

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
MIN TEMPERATURE.....AROUND 57.
MAX HUMIDITY........84 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST AROUND 5 MPH EARLY IN
                    THE MORNING.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......3700 FT AGL DECREASING TO 0-100 FT AGL EARLY IN
                    THE EVENING.
TRANSPORT WINDS.....WEST 1 TO 6 MPH.
DISPERSION INDEX....21 DECREASING TO 3 EARLY IN THE EVENING.
LVORI...............3.

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SLIGHT CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN
                    RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS
                    IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
                    EARLY IN THE AFTERNOON. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS LATE IN THE
                    MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................0 PERCENT INCREASING TO 60 PERCENT EARLY IN THE
                    MORNING.
LAL.................1 UNTIL 1000...THEN 2 UNTIL 1200...THEN 3.
MIXING HEIGHT.......100-800 FT AGL INCREASING TO 3700 FT AGL LATE
                    IN THE MORNING.
TRANSPORT WINDS.....WEST 8 TO 16 MPH INCREASING TO AROUND 18 MPH
                    EARLY IN THE AFTERNOON.
DISPERSION INDEX....9 INCREASING TO 49 LATE IN THE MORNING.
LVORI...............3.

$$
FORECASTER...BELANGER
REQUESTED BY...TIM KOLNIK
TYPE OF REQUEST...PRESCRIBED
.TAG 20140421.LAKES.01/FFC









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