603
FNUS72 KGSP 201706
FWSGSP

Spot Forecast for Box Creek Wilderness Prescribed fire...Woodlands Restoration
National Weather Service Greenville-Spartanburg SC
106 PM EDT Tue Oct 20 2026

Forecast is based on ignition time of 1300 EDT on October 20.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
The center of dry high pressure slowly builds into the area. Mainly
clear skies expected this afternoon, although there may be some
cirrus. Relative humidity falls into the 15 to 20 percent range.
Northeast winds around 5 mph are expected as well.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent).
Chance of thunder...0 percent.
Max temperature.....Around 74.
Min humidity........17 percent.
Wind (20 ft)........Northeast winds around 5 mph.
Mixing height.......2800 ft AGL.
Transport winds.....Northeast 5 to 7 mph.
Smoke dispersal.....Poor (7135 mph-ft) early in the morning
                    increasing to fair (19334 mph-ft) in the
                    afternoon.
LVORI...............2.
ADI.................8 to 25.
Stability class.....1.
Pcpn amount.........0.00 inches.
Ceiling (FT)........25000.
Visibility (SM).....10.
Sfc pressure (in)...28.77.

TIME (EDT)      1PM 2PM 3PM 4PM 5PM
Sky (%).........1   1   2   11  11
Weather cov.....
Weather type....
Tstm cov........
Chc of thdr (%).0   0   0   0   0
Temp............70  72  73  72  70
Dewpoint........30  28  27  27  30
RH..............23  19  18  19  23
20 FT wind dir..NE  NE  NE  NE  NE
20 FT wind spd..5   5   5   5   4
20 FT wind gust.6   6   6   6   5
Mix hgt (kft)...2.4 2.8 2.8 2.6 1.5
Transp wind dir.NE  NE  NE  NE  NE
Transp wind spd.7   7   7   6   6
LVORI...........2   2   2   2   2
ADI.............24  25  24  21  8
VRate mph-ft/1k.17  19  19  15  7
Ceiling (hft)...250 250 250 250 250
Visibility (sm).10  10  10  10  10
Sfc pres (in)...882 880 878 877 877

$$
Forecaster...RWH
Requested by...Ethan Freeman
Type of request...PRESCRIBED
.TAG 2624158.0/GSP
.DELDT 10/20/26
.FormatterVersion 2.0.0