775
FNUS72 KGSP 121910
FWSGSP
SPOT FORECAST FOR WINDING STAIRS A...USFS
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
210 PM EST THU FEB 12 2026
FORECAST IS BASED ON FORECAST START TIME OF 2000 EST ON FEBRUARY 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WARM AND DRY HIGH PRESSURE BUILDS INTO THE AREA TONIGHT. THE CENTER
OF THE HIGH SLOWLY SLIDES OFF SHORE THROUGH SATURDAY. THE RESULT IS
GENERALLY LIGHT WINDS SURFACE WINDS FROM THE NORTH SLOWLY SHIFTING TO
THE SOUTH. TRANSPORT WINDS FOLLOW A SIMILAR TREND. LOW RELATIVE
HUMIDITY EACH AFTERNOON WITH A SLOW RISING TREND. NIGHT TIME MOISTURE
RECOVERY WILL BE SLOWER THAN USUSAL.
REST OF TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....AROUND 30.
MAX HUMIDITY........52 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 8 MPH.
SMOKE DISPERSAL.....POOR (2416 MPH-FT).
LVORI...............2.
ADI.................2 TO 4.
STABILITY CLASS.....6.
PCPN AMOUNT.........0.00 INCHES.
CEILING (FT)........25000.
VISIBILITY (SM).....10.
SFC PRESSURE (IN)...27.11.
TIME (EST) 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........45 49 41 48 39 33 29 30 34 20
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0
TEMP............38 37 36 35 35 34 34 33 32 32
DEWPOINT........17 16 16 17 16 16 16 17 16 16
RH..............41 43 44 47 46 47 47 50 51 52
20 FT WIND DIR..N N N N N N N N N N
20 FT WIND SPD..1 0 0 0 0 0 0 0 0 0
20 FT WIND GUST.7 7 7 6 6 5 5 5 5 5
MIX HGT (KFT)...0.5 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.N N N N N N N N N N
TRANSP WIND SPD.8 8 7 7 6 6 6 7 6 5
LVORI...........2 2 2 2 2 2 2 2 2 2
ADI.............4 4 3 3 3 3 3 3 3 2
VRATE MPH-FT/1K.4 4 3 4 3 3 3 4 3 2
CEILING (HFT)...250 250 250 250 250 250 250 250 250 250
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10
SFC PRES (IN)...712 713 713 712 712 711 711 711 712 713
FRIDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 52.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......4600 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR (2992 MPH-FT) EARLY IN THE MORNING
INCREASING TO GOOD (46149 MPH-FT) IN THE
AFTERNOON.
LVORI...............2.
ADI.................6 TO 30.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.00 INCHES.
CEILING (FT)........25000.
VISIBILITY (SM).....10.
SFC PRESSURE (IN)...27.11.
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........16 20 12 6 7 11 11 4 5 1 1 4
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............31 31 32 36 41 43 47 50 51 51 51 48
DEWPOINT........16 15 15 16 18 19 20 20 21 21 21 22
RH..............52 51 48 44 39 37 33 31 30 30 31 36
20 FT WIND DIR..N N N N N N N N NE NW W N
20 FT WIND SPD..0 0 0 0 0 0 0 0 1 1 1 0
20 FT WIND GUST.5 5 3 3 3 5 6 6 7 7 8 7
MIX HGT (KFT)...0.5 0.5 0.6 1.1 1.7 2.7 3.6 4.4 4.6 4.5 4.3 3.0
TRANSP WIND DIR.N N N N NW NW NW NW NW NW NW NW
TRANSP WIND SPD.6 6 6 5 6 8 8 9 9 10 9 8
LVORI...........2 2 2 2 2 2 2 2 2 2 2 2
ADI.............6 6 6 6 10 18 21 27 27 30 26 19
VRATE MPH-FT/1K.3 3 4 5 10 22 29 41 42 46 39 24
CEILING (HFT)...250 250 250 250 250 250 250 250 250 250 250 250
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10
SFC PRES (IN)...713 714 715 716 717 716 715 714 713 712 711 712
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....AROUND 33.
MAX HUMIDITY........63 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....WEST 6 TO 7 MPH.
SMOKE DISPERSAL.....POOR (2877 MPH-FT).
LVORI...............3.
ADI.................3.
STABILITY CLASS.....7.
PCPN AMOUNT.........0.00 INCHES.
CEILING (FT)........25000 INCREASING TO 30000 IN THE LATE EVENING
AND OVERNIGHT.
VISIBILITY (SM).....10 EARLY IN THE EVENING.
SFC PRESSURE (IN)...27.13.
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........2 8 6 6 6 8 9 11 12 13 14 19
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............45 42 39 38 37 37 36 36 35 35 35 33
DEWPOINT........23 23 22 22 22 22 22 22 22 22 22 22
RH..............40 47 49 51 53 54 55 56 57 59 60 62
20 FT WIND DIR..N N N N N N N N N N N N
20 FT WIND SPD..0 0 0 0 0 0 0 0 0 0 0 0
20 FT WIND GUST.6 6 5 5 3 3 3 3 3 3 3 2
MIX HGT (KFT)...0.9 0.5 0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.5
TRANSP WIND DIR.W W W W SW SW SW SW W W W W
TRANSP WIND SPD.6 6 7 7 7 7 7 7 7 7 7 7
LVORI...........2 2 2 2 2 2 3 3 3 3 3 3
ADI.............3 3 3 3 3 3 3 3 3 3 3 3
VRATE MPH-FT/1K.5 3 3 3 3 3 3 3 3 3 3 3
CEILING (HFT)...250 250 250 250 300 300 300 300 300 300 300 300
VISIBILITY (SM).10 10
SFC PRES (IN)...713 714 715 716 717 717 717 716 715 714 714 714
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (70-80 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 55.
MIN HUMIDITY........35 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......3700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 6 TO 12 MPH.
SMOKE DISPERSAL.....POOR (2647 MPH-FT) EARLY IN THE MORNING
INCREASING TO GOOD (41546 MPH-FT) IN THE
AFTERNOON.
LVORI...............3.
ADI.................6 TO 30.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.00 INCHES.
CEILING (FT)........30000.
VISIBILITY (SM).....MISSING.
SFC PRESSURE (IN)...27.09.
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........25 30 35 40 45 52 58 65 68 71 74 78
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............33 34 37 42 46 50 53 54 55 54 53 51
DEWPOINT........22 22 24 25 26 27 27 28 28 28 28 28
RH..............63 63 58 51 46 41 37 35 35 36 38 41
20 FT WIND DIR..N N N N N N SW SW SW SW SW S
20 FT WIND SPD..0 0 0 0 0 0 1 1 1 1 1 1
20 FT WIND GUST.2 2 3 3 5 6 8 8 9 9 8 8
MIX HGT (KFT)...0.5 0.5 0.8 1.2 1.5 2.3 3.0 3.7 3.7 3.6 3.6 2.5
TRANSP WIND DIR.SW SW SW W W W SW SW SW SW SW SW
TRANSP WIND SPD.6 6 6 7 8 8 9 9 10 12 12 12
LVORI...........3 3 3 2 2 2 2 2 2 2 2 2
ADI.............6 6 6 10 13 17 22 25 27 30 30 25
VRATE MPH-FT/1K.3 3 5 8 12 18 28 34 38 42 41 29
CEILING (HFT)...300 300 300 300 300 300 300 300 300 300 300 300
VISIBILITY (SM).
SFC PRES (IN)...714 715 716 717 717 715 713 711 710 709 709 710
FORECASTER...RWH
REQUESTED BY...TAYLOR BRITT
TYPE OF REQUEST...WILDFIRE
.TAG 2602376.1/GSP
.DELDT 02/12/26
.FORMATTERVERSION 2.0.0
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