748
FNUS72 KGSP 291202
FWSGSP

Spot Forecast for Russell site prep RX burn...NC Forest Service
National Weather Service Greenville-Spartanburg SC
802 AM EDT Fri Aug 29 2025

Forecast is based on ignition time of 0800 EDT on August 29.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Calm and quiet weather expected today and Saturday for the Russell
site area outside of Mooresville. High pressure remains overhead with
no rain anticipated. Winds remain very light and variable today before
becoming light and NE for Saturday. RH values in the mid 40 percent
range. A surface inversion sets up after 6PM and erodes after 10AM
Saturday.

.REST OF TODAY...

Sky/weather.........Sunny (10-20 percent). Patchy fog early in the
                    morning.
Max temperature.....Around 83.
Min humidity........45 percent.
Wind (20 ft)........Light winds.
Mixing height.......6300 ft AGL.
Transport winds.....Northwest 6 to 8 mph.
Smoke dispersal.....Poor (1956 mph-ft) early in the morning
                    increasing to good (50868 mph-ft) in the
                    afternoon.
LVORI...............4.
ADI.................6 early in the morning increasing to 62 in the
                    afternoon.
Ceiling (FT)........3500 increasing to 14000 in the late morning
                    and early afternoon, then decreasing to 6000
                    late in the afternoon.

TIME (EDT)      4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM
Sky (%).........24  21  16  11  8   6   8   6   9   7
Weather cov.....PTY
Weather type....FOG
Tstm cov........
Temp............59  64  70  75  77  80  81  82  82  82
RH..............90  81  68  58  51  47  45  45  45  46
20 FT wind dir..NW  N   N   N   N   NW  NW  NW  W   W
20 FT wind spd..1   1   1   1   2   2   2   2   2   2
20 FT wind gust.5   5   6   6   6   7   7   7   7   7
Mix hgt (kft)...0.3 0.5 1.1 2.2 4.4 5.2 5.8 6.1 6.2 6.3
Transp wind dir.NW  N   N   N   NW  NW  NW  W   NW  NW
Transp wind spd.6   6   6   7   8   7   8   8   8   8
LVORI...........6   4   3   2   1   1   1   1   1   1
ADI.............6   6   8   20  45  44  58  60  61  62
VRate mph-ft/10002   3   7   15  35  36  47  49  50  51
Ceiling (hft)...35  140 140 140 140 140 60  60  70  60

.TONIGHT...

Sky/weather.........Mostly clear (15-25 percent) then becoming
                    mostly cloudy (50-60 percent).
Min temperature.....Around 61.
Max humidity........85 percent.
Wind (20 ft)........Light winds.
Mixing height.......300 ft AGL.
Transport winds.....West 3 to 6 mph shifting to the south 5 to 6
                    mph early in the evening, then shifting to the
                    northwest 5 to 7 mph overnight shifting to the
                    northeast around 6 mph early in the morning.
Smoke dispersal.....Fair (20025 mph-ft) early in the evening
                    decreasing to poor (1611 mph-ft) late in the
                    night.
LVORI...............4.
ADI.................2 to 26.
Ceiling (FT)........6000 increasing to 11000 late in the evening,
                    then decreasing to 5000 overnight increasing to
                    10000 after 3 am.

TIME (EDT)      2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM
Sky (%).........9   3   8   20  41  55  44  45  56  64  75  58
Weather cov.....
Weather type....
Tstm cov........
Temp............81  78  73  70  69  67  66  66  64  64  63  63
RH..............49  57  64  69  71  74  76  76  79  80  80  83
20 FT wind dir..SW  S   S   S   S   SW  W   SW  NW  N   N   N
20 FT wind spd..1   1   1   1   1   1   1   1   1   1   1   1
20 FT wind gust.6   5   3   3   3   3   3   3   3   3   3   5
Mix hgt (kft)...3.5 0.6 0.4 0.5 0.5 0.4 0.4 0.4 0.3 0.3 0.4 0.4
Transp wind dir.W   SW  S   S   S   SW  NW  NW  N   NW  N   NE
Transp wind spd.6   3   5   5   5   6   5   7   6   5   5   6
LVORI...........2   3   3   3   3   3   4   4   4   5   5   5
ADI.............26  2   2   2   2   3   2   3   3   2   2   3
VRate mph-ft/100020  2   2   2   2   2   2   3   2   2   2   2
Ceiling (hft)...60  60  70  70  80  110 70  70  50  60  100 100

.SATURDAY...

Sky/weather.........Partly sunny (50-60 percent).
Max temperature.....Around 82.
Min humidity........53 percent.
Wind (20 ft)........Light winds.
Mixing height.......5100 ft AGL.
Transport winds.....Northeast 6 to 9 mph shifting to the south
                    around 6 mph late in the afternoon.
Smoke dispersal.....Poor (2647 mph-ft) early in the morning
                    increasing to fair (23592 mph-ft) in the
                    afternoon.
LVORI...............4.
ADI.................3 to 29.
Ceiling (FT)........10000 increasing to 14000 late in the morning,
                    then increasing to 25000 early in the afternoon
                    decreasing to 8000 late in the afternoon.

TIME (EDT)      2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM
Sky (%).........72  64  51  60  48  35  36  36  37  36  36  35
Weather cov.....
Weather type....
Tstm cov........
Temp............62  61  63  66  70  74  77  79  80  81  81  81
RH..............84  85  84  77  70  63  59  56  54  53  53  54
20 FT wind dir..NE  N   NE  NE  NE  NE  E   E   E   E   E   E
20 FT wind spd..1   1   2   2   2   3   3   3   3   3   2   2
20 FT wind gust.6   6   7   7   7   8   8   7   7   7   6   6
Mix hgt (kft)...0.4 0.4 0.4 1.0 1.4 1.9 2.9 4.0 5.1 4.5 3.9 3.4
Transp wind dir.NE  NE  NE  NE  NE  NE  NE  E   SE  SE  S   S
Transp wind spd.7   7   8   9   8   7   6   5   5   5   6   6
LVORI...........5   4   4   4   3   2   2   2   2   2   2   2
ADI.............3   7   8   12  14  17  21  25  29  28  27  25
VRate mph-ft/10003   3   3   9   11  13  16  20  24  22  21  19
Ceiling (hft)...100 110 140 140 150 140 250 250 80  80  80  90

$$
Forecaster...Christiaan Patterson
Requested by...David Poole
Type of request...PRESCRIBED
.TAG 2520930.0/GSP
.DELDT 08/29/25
.FormatterVersion 2.0.0