Spot Forecast
Issued by NWS Atlanta, GA

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FNUS72 KFFC 281619
FWSFFC

Spot Forecast for 31B/31C...USFWS
National Weather Service Peachtree City GA
1219 PM EDT Thu Mar 28 2024

Forecast is based on ignition time of 1100 EDT on March 29.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Friday will bring dry and sunny weather with little to no cloud
cover. A Fire Danger Statement is likely given forecast minimum
relative humidity values expected to be in the upper teens to near
20 percent during the afternoon. Light northwest winds in the
morning will trend to the west during the afternoon with near
surface speeds remaining fairly light, in the 5-7 mph range. Expect
westerly transport winds to peak during the afternoon at 8-12 mph.
Mixing heights are forecast to reach 6300 feet. With the dry airmass
remaining in place into Saturday, no fog formation is expected on
Saturday morning.

.FRIDAY...

Sky/weather.........Sunny (0-5 percent).
Max temperature.....Around 73.
Min humidity........20 percent.
Dewpoint............33 decreasing to 30 late in the afternoon.
Wind (20 ft)........Light winds becoming west 5 to 6 mph early in
                    the afternoon, then becoming around 6-7 mph late
                    in the afternoon.
Mixing height.......6300 ft AGL.
Transport winds.....Northwest 8 to 10 mph shifting to the west 8 to
                    12 mph late in the afternoon.
Smoke dispersal.....Fair (22900 knot-ft) early in the morning
                    increasing to excellent (64000 knot-ft) in the
                    afternoon.
LVORI...............1.
ADI.................34 early in the morning increasing to 83 in the
                    afternoon.

TIME (EDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........0   0   1   1   1   1   2
Weather cov.....
Weather type....
Tstm cov........
Temp............59  63  67  69  71  72  73
Dewpoint........35  33  32  31  30  30  30
RH..............39  32  27  24  22  21  20
20 FT wind dir..NW  NW  W   W   W   W   W
20 FT wind spd..3   5   5   5   6   7   6
20 FT wind gust.8   8   8   8   9   10  10
Mix hgt (kft)...2.5 3.3 4.8 5.6 5.8 6.1 6.3
Transp wind dir.NW  NW  W   W   W   W   W
Transp wind spd.10  10  8   8   9   10  12
LVORI...........1   1   1   1   1   1   1
ADI.............34  42  52  53  64  80  83
Vrate kt-ft/1K..23  27  34  37  44  57  64
Ventrate Cat....PR  PR  PR  PR  FR  FR  GD

.FRIDAY NIGHT...

Sky/weather.........Mostly clear (15-25 percent).
Min temperature.....Around 47.
Max humidity........71 percent.
Dewpoint............32 increasing to 37 early in the evening.
Wind (20 ft)........Southwest winds 5 to 6 mph.
Mixing height.......200 ft AGL.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....Good (48200 knot-ft) early in the evening
                    decreasing to poor (800 knot-ft) late in the
                    night.
LVORI...............2.
ADI.................2 to 41.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........2   4   2   3   5   6   10  17  21  26  35  40
Weather cov.....
Weather type....
Tstm cov........
Temp............70  68  65  62  59  56  54  53  52  51  50  49
Dewpoint........31  34  38  37  37  37  38  38  38  38  38  38
RH..............23  28  36  40  45  50  54  56  58  61  63  65
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..6   5   5   5   5   5   5   5   5   5   5   5
20 FT wind gust.9   8   6   7   8   8   8   7   7   7   7   7
Mix hgt (kft)...3.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
Transp wind dir.W   SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.10  7   5   5   6   6   6   6   6   6   6   6
LVORI...........1   2   2   2   2   2   2   3   3   3   3   3
ADI.............41  3   2   2   2   3   3   3   2   2   2   3
Vrate kt-ft/1K..48  17  1   1   1   1   1   1   1   1   1   1
Ventrate Cat....FR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

.SATURDAY...

Sky/weather.........Sunny (15-25 percent).
Max temperature.....Around 78.
Min humidity........24 percent.
Dewpoint............40 increasing to 41 late in the morning, then
                    decreasing to 38 late in the afternoon.
Wind (20 ft)........Light winds becoming southwest 5 to 10 mph
                    early in the morning.
Mixing height.......5600 ft AGL.
Transport winds.....Southwest 3 to 12 mph increasing to west 18 to
                    25 mph in the late morning and afternoon.
Smoke dispersal.....Poor (800 knot-ft) early in the morning
                    increasing to excellent (93000 knot-ft) in the
                    afternoon.
LVORI...............2.
ADI.................2 early in the morning increasing to 103 in the
                    afternoon.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........34  23  17  15  12  10  9   8   7   9   13  15
Weather cov.....
Weather type....
Tstm cov........
Temp............48  47  48  52  58  64  68  72  74  76  77  77
Dewpoint........38  38  39  40  42  43  42  40  39  38  38  38
RH..............69  71  69  63  54  46  38  32  28  25  24  25
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..3   3   5   6   7   8   9   9   10  10  10  10
20 FT wind gust.7   7   7   9   12  14  15  16  16  17  17  17
Mix hgt (kft)...0.2 0.2 0.2 0.3 1.5 2.7 3.4 4.7 5.4 5.5 5.6 5.6
Transp wind dir.SW  SW  SW  SW  W   W   W   W   W   W   W   SW
Transp wind spd.5   3   6   12  20  25  24  22  18  18  20  20
LVORI...........3   3   3   2   1   1   1   1   1   1   1   1
ADI.............2   4   5   12  37  83  100 103 97  85  88  94
Vrate kt-ft/1K..1   1   1   15  44  58  66  81  88  90  92  93
Ventrate Cat....PR  PR  PR  PR  FR  FR  GD  GD  GD  GD  GD  GD

$$
Forecaster...Willis
Requested by...Nathan Herron
Type of request...PRESCRIBED
.TAG 2408775.0/FFC
.DELDT 03/28/24
.FormatterVersion 2.0.0
.EMAIL nathan_herron@fws.gov


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