FNUS72 KFFC 180938
FWSFFC

SPOT FORECAST FOR 176...USFS
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
538 AM EDT FRI MAR 18 2011

FORECAST IS BASED ON IGNITION TIME OF 1400 EDT ON MARCH 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE AND A DRY AIR MASS WILL REMAIN SETTLED ACROSS THE
AREA TODAY. AS A RESULT...SOME AREAS WILL SEE CRITICALLY LOW RH
VALUES FOR SEVERAL HOURS THIS AFTERNOON...AND THIS INCLUDES THE
PRESCRIBED BURN AREA. THIS COUPLED WITH DRY FUELS HAS WARRANTED
THE ISSUANCE OF A FIRE DANGER STATEMENT FOR AREAS GENERALLY ALONG
AND SOUTH OF A LA GRANGE TO WASHINGTON LINE TODAY. WINDS WILL BE
MAINLY FROM THE WEST-SOUTHWEST AT 7 TO 10 MPH DURING THE
AFTERNOON...BECOMING LIGHT FROM THE WEST BY MID TO LATE EVENING.
ON SATURDAY...A WEAK FRONT WILL SLIP DOWN INTO NORTHEAST GA LATE
ON SATURDAY... SO WATCH FOR WINDS GOING LIGHT AND VARIABLE IN THE
BURN AREA BY LATE SATURDAY AFTERNOON.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
TEMPERATURE.........79 AT IGNITION...MAX 83.
RH..................28 PERCENT AT IGNITION...MIN 25 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 7 MPH AT IGNITION...OTHERWISE
                    SOUTHWEST WINDS 7 TO 9 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......5100 FT AGL AT IGNITION...OTHERWISE 5000-5400
                    FT AGL.
TRANSPORT WINDS.....WEST 20 TO 21 MPH.
DISPERSION INDEX....120 DECREASING TO 86 EARLY IN THE AFTERNOON.
LVORI...............1.

TIME (EDT)      NOON   2 PM   4 PM
SKY (%).........12     10     10
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE
TEMP............72     79     83
RH..............40     28     25
20 FT WIND......SW 7   SW 8   SW 9
20 FT WIND GUST.10     10     10
DISPERSION IDX..120    92     87
LVORI...........1      1      1
CWR.............0      0      0

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). PATCHY FOG AFTER
                    MIDNIGHT.
TEMPERATURE.........MIN 52.
RH..................MAX 92 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 7 MPH EARLY IN THE EVENING
                    BECOMING LIGHT.
CWR.................0 PERCENT.
MIXING HEIGHT.......4100-5400 FT AGL DECREASING TO 0-100 FT AGL IN
                    THE LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....WEST 12 TO 20 MPH DECREASING TO AROUND 3 MPH
                    AFTER MIDNIGHT.
DISPERSION INDEX....75 DECREASING TO 1.
LVORI...............3.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........10     12     12     12     14     14
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............82     73     67     63     59     56
RH..............27     38     49     59     68     76
20 FT WIND......SW 7   SW 5   W 3    W 3    W 2    W 2
20 FT WIND GUST.10     8      5      5      5      5
DISPERSION IDX..75     10     6      4      1      1
LVORI...........1      2      2      3      4      4
CWR.............0      0      0      0      0      0

.SATURDAY...
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). PATCHY FOG EARLY
                    IN THE MORNING.
TEMPERATURE.........MAX 84.
RH..................MIN 35 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 6 MPH IN
                    THE LATE MORNING AND EARLY AFTERNOON...THEN
                    BECOMING LIGHT LATE IN THE AFTERNOON.
MIXING HEIGHT.......0 FT AGL INCREASING TO 5400 FT AGL.
TRANSPORT WINDS.....WEST AROUND 3 MPH INCREASING TO NORTHWEST
                    AROUND 20 MPH EARLY IN THE MORNING...THEN
                    BECOMING NORTH AROUND 7 MPH EARLY IN THE
                    AFTERNOON.
DISPERSION INDEX....1 INCREASING TO 98 EARLY IN THE MORNING...THEN
                    DECREASING TO 46 EARLY IN THE AFTERNOON.
LVORI...............3.

$$
FORECASTER...DARBE
REQUESTED BY...TIM KOLNIK
TYPE OF REQUEST...PRESCRIBED
.TAG 20110318.176__.01/FFC