580
FNUS72 KGSP 200608
FWSGSP
SPOT FORECAST FOR C-85 BLOCK B...US FOREST SERVICE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
108 AM EST FRI FEB 20 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 EST ON FEBRUARY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
MOSTLY QUIET WEATHER FOR TODAY NEAR THE BURN SITE WITH A FEW SHOWERS
TAPERING OFF BY MID MORNING. WINDS START OFF SW THIS MORNING AND
TURN W BY NOON. EXPECT GUSTY WINDS OF 25-30MPH THROUGH THIS
AFTERNOON BEFORE DIMINISHING OVERNIGHT. WINDS OVERNIGHT SHOULD ALSO
BECOME MORE VARIABLE IN DIRECTION. AS FOR RH, EXPECT A RANGE OF 25-
30% THIS AFTERNOON AND WARM TEMPERATURES APPROACHING 80. OVERNIGHT,
RAIN CHANCES INCREASE WITH SHOWERS LIKELY THROUGHOUT SATURDAY. RAIN
AMOUNTS LOOK TO BE MINIMAL WITH 0.1-0.25" EXPECTED.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING
MOSTLY SUNNY (25-35 PERCENT). SLIGHT CHANCE OF
THUNDERSTORMS EARLY IN THE MORNING. CHANCE OF
SHOWERS EARLY IN THE MORNING, THEN SLIGHT
CHANCE OF SHOWERS LATE IN THE MORNING.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........WEST WINDS 7 TO 12 MPH WITH GUSTS TO AROUND 25
MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS EARLY IN THE MORNING.
MIXING HEIGHT.......5100 FT AGL.
TRANSPORT WINDS.....WEST 17 TO 25 MPH.
SMOKE DISPERSAL.....FAIR (15536 MPH-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (123603 MPH-FT) IN THE
AFTERNOON.
LVORI...............3.
ADI.................21 EARLY IN THE MORNING INCREASING TO 77 IN THE
AFTERNOON.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.04 INCHES.
CEILING (FT)........1400 INCREASING TO 20500.
VISIBILITY (SM).....8.
SFC PRESSURE (IN)...29.2.
TIME (EST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........77 88 71 56 47 45 38 22 17 23
WEATHER COV.....CHC CHC CHC SCH
WEATHER TYPE....RW RW RW RW
TSTM COV........SCH SCH
CHC OF THDR (%).20 20 10 10 10 0 0 0 0 0
TEMP............65 67 69 72 76 77 77 78 78 76
DEWPOINT........64 65 65 61 57 53 48 45 41 41
RH..............96 94 87 69 53 44 35 31 27 28
20 FT WIND DIR..SW SW SW W W W W W W W
20 FT WIND SPD..10 10 10 12 12 12 12 10 9 7
20 FT WIND GUST.25 25 25 25 25 25 25 23 22 20
MIX HGT (KFT)...0.8 2.1 2.2 3.1 3.8 4.9 4.9 5.0 5.1 3.3
TRANSP WIND DIR.SW SW W W W W W W W W
TRANSP WIND SPD.18 23 22 22 22 25 24 23 21 17
LVORI...........5 4 4 1 1 1 1 1 1 1
ADI.............21 46 44 53 59 77 74 70 64 44
VRATE MPH-FT/1K.16 49 47 67 84 124 119 114 106 58
CEILING (HFT)...14 14 17 35 58 150 205 243 250 248
VISIBILITY (SM).9 9 8 9 9 9 9 9 9 9
SFC PRES (IN)...920 922 924 924 924 923 923 923 924 926
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING
MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS OVERNIGHT. CHANCE OF RAIN SHOWERS
OVERNIGHT, THEN RAIN SHOWERS LIKELY EARLY IN
THE MORNING.
CHANCE OF THUNDER...10 PERCENT.
MIN TEMPERATURE.....AROUND 53.
MAX HUMIDITY........86 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 6 MPH BECOMING LIGHT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 12 MPH SHIFTING TO THE NORTHWEST
AROUND 5 MPH EARLY IN THE MORNING.
SMOKE DISPERSAL.....POOR (1726 MPH-FT).
LVORI...............3.
ADI.................2 TO 5.
STABILITY CLASS.....6.
PCPN AMOUNT.........0.01 INCHES.
CEILING (FT)........21000 DECREASING TO 12900 LATE IN THE EVENING,
THEN DECREASING TO 9700 OVERNIGHT INCREASING TO
30000 AFTER 3 AM.
VISIBILITY (SM).....9.
SFC PRESSURE (IN)...29.28.
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........21 17 28 27 37 65 71 66 74 82 90 98
WEATHER COV..... SCH CHC CHC CHC CHC LKY
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 10 10 10 10 10
TEMP............73 67 65 64 62 62 60 60 59 59 58 56
DEWPOINT........41 40 41 41 40 41 41 41 42 42 43 45
RH..............32 38 42 43 44 47 48 49 53 55 57 66
20 FT WIND DIR..W W W W W W W W W W W NW
20 FT WIND SPD..6 3 3 3 2 2 2 2 2 1 1 1
20 FT WIND GUST.15 10 10 10 9 8 7 7 7 6 6 5
MIX HGT (KFT)...0.6 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.W W W W W W W W W W NW NW
TRANSP WIND SPD.12 10 9 10 12 10 9 9 9 6 5 5
LVORI...........2 2 2 2 2 2 2 2 2 3 3 3
ADI.............5 5 4 5 5 5 4 4 4 3 2 2
VRATE MPH-FT/1K.7 5 4 4 5 4 4 4 4 2 2 2
CEILING (HFT)...245 243 210 178 145 129 110 97 97 97 300 300
VISIBILITY (SM).9 9 9 9 9 9 9 9 9 9 9 9
SFC PRES (IN)...928 930 931 932 932 932 932 932 932 932 932 933
SATURDAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT) THEN BECOMING PARTLY
SUNNY (65-75 PERCENT). RAIN SHOWERS LIKELY IN
THE MORNING, THEN RAIN LIKELY IN THE AFTERNOON.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........55 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......1700 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 8 MPH SHIFTING TO THE EAST 6 TO 8
MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (1726 MPH-FT).
LVORI...............4.
ADI.................5 TO 13.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.21 INCHES.
CEILING (FT)........30000.
VISIBILITY (SM).....8 EARLY IN THE MORNING.
SFC PRESSURE (IN)...29.34.
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........100 83 88 90 92 89 86 83 80 78 75 68
WEATHER COV.....LKY LKY LKY LKY LKY LKY LKY CHC CHC CHC SCH SCH
WEATHER TYPE....RW RW RN RN RN RN RN RN RN RN RN RN
TSTM COV........
CHC OF THDR (%).10 10 10 10 10 10 10 10 10 10 10 10
TEMP............55 55 54 55 57 58 59 61 62 64 64 63
DEWPOINT........47 47 49 51 51 51 51 50 50 49 49 49
RH..............73 75 86 87 81 78 74 69 64 59 57 60
20 FT WIND DIR..NW NW N N N NE NE NE E E E E
20 FT WIND SPD..1 2 2 2 2 3 3 3 3 2 2 1
20 FT WIND GUST.5 6 7 7 8 9 9 10 9 9 8 7
MIX HGT (KFT)...0.4 0.4 0.5 0.8 1.1 1.3 1.4 1.4 1.6 1.7 1.7 1.3
TRANSP WIND DIR.N N N N N NE E E E E NE E
TRANSP WIND SPD.5 5 5 6 7 8 8 8 7 7 6 6
LVORI...........3 4 5 5 4 4 3 3 2 2 2 3
ADI.............5 5 5 6 9 12 12 13 12 12 10 9
VRATE MPH-FT/1K.2 2 2 4 7 10 11 12 11 12 10 7
CEILING (HFT)...300 300 300 300 300 300 300 300 300 300 300 300
VISIBILITY (SM).8 8
SFC PRES (IN)...934 936 938 941 942 942 940 939 938 937 936 936
FORECASTER...CP
REQUESTED BY...DROSE
TYPE OF REQUEST...PRESCRIBED
.TAG 2603258.0/GSP
.DELDT 02/20/26
.FORMATTERVERSION 2.0.0
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