FNUS72 KFFC 280103
FWSFFC

SPOT FORECAST FOR ROGERS RD...USFS
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
903 PM EDT WED MAR 27 2013

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SITE SPECIFIC DISCUSSION...
NOT EXPECTING AS LOW OF RH VALUES AS THE REMAINDER OF NORTH AND
CENTRAL GEORGIA FOR AREAS IN AND AROUND THE BURN ON THURSDAY.
MINIMUM RH SHOULD BOTTOM OUT IN LOWE 30S. GENERALLY EXPECTING
LIGHT WINDS GIVEN NORTHWEST TRAJECTORY VERSUS SOUTH EXPOSURE IN
VALLEY BUT STILL WOULD NOT BE SURPRISED TO SEE SLIGHTLY ELEVATED
VALUES IN THE AFTERNOON OF 10 MPH OUT OF THE NW WITH GUSTS TO 15
MPH. GIVEN EXPOSURE...WENT SLIGHTLY LOWER ON MIXING HEIGHTS BUT IF
WINDS DO REACH THIS THRESHOLD...SOME ADDITIONAL MIXING WOULD BE
PRESENT TAKING ANTICIPATED VALUES OF 5000 FT A LITTLE HIGHER TO
5500 TO 6000 FT. PLEASE CALL WITH ANY QUESTIONS.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 52.
MIN HUMIDITY........32 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 10 MPH WITH
                    GUSTS TO AROUND 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......INCREASING TO 5000 FT AGL LATE IN
                    THE MORNING.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH SHIFTING TO THE NORTHWEST 14
                    TO 18 MPH IN THE LATE MORNING AND AFTERNOON.
DISPERSION INDEX....5 INCREASING TO 63 LATE IN THE MORNING...THEN
                    DECREASING TO 54 IN THE AFTERNOON.
LVORI...............3.

TIME (EDT)      10 AM  NOON   2 PM   4 PM
SKY (%).........44     40     37     34
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............35     43     49     51
RH..............66     48     37     34
20 FT WIND......N 2    N 5    NW 8   NW 10
20 FT WIND GUST.5      10     15     20
DISPERSION IDX..8      62     53     55
LVORI...........3      1      1      1
CWR.............0      0      0      0

.THURSDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....AROUND 30.
MAX HUMIDITY........89 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 8 MPH EARLY IN THE EVENING
                    BECOMING LIGHT.
CWR.................10 PERCENT.
MIXING HEIGHT.......4100 FT AGL DECREASING TO 0 FT AGL EARLY IN THE
                    EVENING.
TRANSPORT WINDS.....NORTHWEST 3 TO 12 MPH SHIFTING TO THE NORTHEAST
                    AROUND 2 MPH IN THE LATE EVENING AND OVERNIGHT.
DISPERSION INDEX....41 DECREASING TO 4 EARLY IN THE EVENING.
LVORI...............4.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........30     27     27     26     25     32
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............49     43     37     34     33     31
RH..............39     55     72     81     82     85
20 FT WIND......NW 8   NW 3   NW 1   NW 1   NW 1   N 1
20 FT WIND GUST.15     5      5
DISPERSION IDX..45     6      4      2      2      2
LVORI...........1      3      3      5      5      5
CWR.............0      10     10     10     10     10

.FRIDAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). SLIGHT CHANCE OF
                    RAIN SHOWERS EARLY IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 59.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 7 MPH IN THE
                    AFTERNOON.
CWR.................10 PERCENT INCREASING TO 20 PERCENT EARLY IN
                    THE AFTERNOON.
MIXING HEIGHT.......0 FT AGL INCREASING TO 4300-4900 FT AGL LATE IN
                    THE MORNING.
TRANSPORT WINDS.....NORTHWEST 2 TO 10 MPH INCREASING TO AROUND 12
                    MPH IN THE AFTERNOON.
DISPERSION INDEX....3 INCREASING TO 47 LATE IN THE MORNING...THEN
                    DECREASING TO 34 LATE IN THE AFTERNOON.
LVORI...............4.

$$
FORECASTER...DEESE
REQUESTED BY...DEMAS
TYPE OF REQUEST...PRESCRIBED
.TAG 20130328.ROGER.01/FFC