Suppression Forecast
Issued by NWS Atlanta, GA

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FNUS72 KFFC 180852
FWSFFC

Spot Forecast for Strawberry Mtn Site Prep...USFS
National Weather Service Peachtree City GA
352 AM EST Sat Nov 18 2017

Forecast is based on ignition time of 0800 EST on November 18.
If conditions become unrepresentative...contact the National Weather
Service.

...Fire Danger Statement In Effect Due to Winds...
...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 3 AM EST
SUNDAY...

.DISCUSSION...

Good morning. Conditions overall will be good to start out the day
with just some passing high clouds and no rain chances. Some
changes will be coming by afternoon however...

Rain timing...Earliest guidance has rain moving in by mid
afternoon around 3pm while the majority of other guidance have it
holding off until 6pm. Should be mainly moderate rain to start out
with main line of showers and isolated thunderstorms to move
through around 9pm.

Winds...Although wind advisory starts at 10am, that is mainly for
far NW GA outside of your area. Winds will likely not pick up for
the fire site until early afternoon. After noon, expect winds
initially of 15 to 20 mph with higher gusts increasing to 20 to 25
mph with gusts to 35 mph by late afternoon into the evening
shifting to the NW late evening.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (75-85 percent). A slight chance
                    of showers early in the afternoon. A chance of
                    showers late.
CWR.................10 percent, increasing to 40 percent.
Max temperature.....Around 67.
Min humidity........69 percent.
Wind (20 ft)........South winds 10 to 15 mph. Gusts up to 25 mph in
                    the late morning and afternoon.
Mixing height.......800-2300 ft AGL.
Transport winds.....South 15 to 25 mph, increasing to 25 to 30 mph
                    in the afternoon.
Smoke dispersal.....Poor to good (9800-55500 knot-ft).
LVORI...............4.
ADI.................15, increasing to 48.
Pcpn amount.........0.04 inches.

TIME (EST)      8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........65     81     83     86     92
Weather cov.....                     S CHC  CHANCE
Weather type....NONE   NONE   NONE   RNSHWR RNSHWR
Tstm cov........
CWR.............0      10     10     20     30
Temp............45     53     62     66     66
RH..............98     82     73     69     74
20 ft wind......S 9    S 10   S 13   S 14   S 14
20 ft wind gust.13     14     18     19     19
Mix hgt (ft)....800    1200   2000   2300   2300
Transport wind..S 15   S 15   S 23   S 28   S 26
LVORI...........7      3      3      1      3
ADI.............10     27     43     50     52
VRate kt-ft/100010     16     39     55     53

.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent), then becoming
                    partly cloudy (40-50 percent). Showers and a
                    slight chance of thunderstorms in the evening,
                    then a chance of showers after midnight.
CWR.................50 percent, increasing to 80 percent in the
                    evening.
Min temperature.....Around 40.
Max humidity........94 percent.
Wind (20 ft)........Northwest winds 15 to 20 mph. Gusts up to 30
                    mph. Gusty and erratic winds expected near
                    thunderstorms in the evening.
Mixing height.......1500-2000 ft AGL.
Transport winds.....Southwest 20 to 25 mph, becoming northwest 20
                    to 25 mph after midnight.
Smoke dispersal.....Fair to good (25500-40400 knot-ft).
LVORI...............4.
ADI.................27, decreasing to 17 late.
Pcpn amount.........0.27 inches.

TIME (EST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........94     95     99     78     64     43
Weather cov.....CHANCE LIKELY LIKELY CHANCE S CHC
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR NONE
Tstm cov........       S CHC  S CHC
CWR.............50     70     70     50     20     10
Temp............61     58     58     55     51     46
RH..............88     92     81     70     68     74
20 ft wind......S 15   SW 16  W 18   NW 17  NW 15  NW 14
20 ft wind gust.20     22     24     22     20     18
Mix hgt (ft)....2000   1600   1600   1600   1600   1500
Transport wind..S 23   S 22   SW 23  W 24   NW 23  NW 21
LVORI...........4      4      3      3      3      3
ADI.............31     25     25     25     22     16
VRate kt-ft/100040     32     33     33     31     27

$$
Forecaster...Deese
Requested by...Jeffrey Schardt
Type of request...PRESCRIBED
.TAG 1718931.2/FFC



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