997
FNUS72 KGSP 251151
FWSGSP
SPOT FORECAST FOR 46-D...USFS
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
651 AM EST WED FEB 25 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 EST ON FEBRUARY 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WINDS OUT OF THE SOUTHWEST TODAY WITH GUSTS OF 15-25 MPH THIS
AFTERNOON AND DECREASING OVERNIGHT. AS FOR RH, MOISTURE INCREASES
THESE VALUES INTO THE 55-65% RANGE THROUGHOUT THE AFTERNOON. CLOUDS
MOVE IN THIS EVENING AS RAIN CHANCES INCREASE AFTER 6PM AND INTO
THURSDAY. ANYWHERE FROM 0.01-0.25" EXPECTED THROUGH DAYBREAK
THURSDAY MORNING. HIGHS REACH THE MID 50S TODAY.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 61.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 13 MPH WITH GUSTS TO
AROUND 26 MPH.
MIXING HEIGHT.......3900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 13 TO 20 MPH INCREASING TO 21 TO 28
MPH IN THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....POOR (5294 MPH-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (107261 MPH-FT) IN THE
AFTERNOON.
LVORI...............2.
ADI.................14 EARLY IN THE MORNING INCREASING TO 75 IN THE
AFTERNOON.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.00 INCHES.
CEILING (FT)........17300 DECREASING TO 7400 LATE IN THE AFTERNOON.
VISIBILITY (SM).....9.
SFC PRESSURE (IN)...29.36.
TIME (EST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........91 85 84 87 83 86 73 79 84 84 91
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............44 44 44 48 52 55 58 59 60 61 61
DEWPOINT........25 27 29 31 33 34 36 38 39 40 41
RH..............46 50 55 50 48 46 45 46 46 47 49
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..8 9 10 10 13 13 13 13 13 10 9
20 FT WIND GUST.20 23 24 25 26 26 25 26 25 24 21
MIX HGT (KFT)...0.4 0.7 1.4 2.0 2.4 2.8 3.0 3.3 3.9 2.9 1.7
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.13 15 20 23 25 26 26 28 28 25 21
LVORI...........2 2 1 1 1 1 1 1 1 1 1
ADI.............14 16 31 45 54 61 63 70 75 59 36
VRATE MPH-FT/1K.5 10 27 46 60 74 79 92 107 73 35
CEILING (HFT)...204 208 206 208 196 193 195 173 106 77 74
VISIBILITY (SM).9 9 9 9 9 9 9 9 9 9 9
SFC PRES (IN)...943 943 944 944 943 942 940 938 937 936 937
TONIGHT
SKY/WEATHER.........CLOUDY (85-95 PERCENT). SLIGHT CHANCE OF RAIN
LATE IN THE EVENING. SLIGHT CHANCE OF RAIN
SHOWERS OVERNIGHT, THEN CHANCE OF RAIN SHOWERS
OVERNIGHT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........97 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 12 TO 18 MPH.
SMOKE DISPERSAL.....POOR (5178 MPH-FT).
LVORI...............4.
ADI.................8 TO 12.
STABILITY CLASS.....5.
PCPN AMOUNT.........0.06 INCHES.
CEILING (FT)........4600 DECREASING TO 700.
VISIBILITY (SM).....8.
SFC PRESSURE (IN)...29.34.
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........89 87 92 85 84 90 90 94 95 93 93 93
WEATHER COV..... SCH SCH SCH SCH SCH CHC CHC CHC CHC
WEATHER TYPE.... RN RN RN RN RW RW RW RW RW
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............59 57 56 55 55 54 53 53 53 51 53 53
DEWPOINT........43 44 45 46 46 47 47 48 48 49 50 51
RH..............54 60 67 71 72 77 81 83 86 94 91 93
20 FT WIND DIR..SW SW SW SW SW SW SW S SW SW SW SW
20 FT WIND SPD..6 5 5 5 5 5 5 5 6 6 6 6
20 FT WIND GUST.17 14 14 14 13 14 14 14 15 16 16 16
MIX HGT (KFT)...0.5 0.5 0.5 0.6 0.6 0.4 0.4 0.4 0.5 0.5 0.5 0.5
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.18 16 15 13 12 12 12 14 13 13 15 14
LVORI...........2 2 3 3 3 4 4 4 4 6 5 6
ADI.............12 11 10 8 8 8 8 9 8 8 10 9
VRATE MPH-FT/1K.10 8 7 8 6 5 5 6 6 6 7 7
CEILING (HFT)...73 73 72 65 63 54 46 37 27 17 7.0 7.0
VISIBILITY (SM).9 9 9 9 9 9 8 8 8 8 8 8
SFC PRES (IN)...938 940 941 941 941 940 938 936 935 934 934 934
THURSDAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN SHOWERS THROUGH
THE DAY. PATCHY FOG IN THE MORNING.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........74 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 9 MPH. GUSTS UP TO 21 MPH
IN THE LATE MORNING AND EARLY AFTERNOON.
MIXING HEIGHT.......2100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15 TO 24 MPH DECREASING TO 13 TO 14
MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (7825 MPH-FT) EARLY IN THE MORNING
INCREASING TO GOOD (50753 MPH-FT) IN THE
AFTERNOON.
LVORI...............4.
ADI.................16 TO 48.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.21 INCHES.
CEILING (FT)........700 DECREASING TO 600 LATE IN THE MORNING, THEN
DECREASING TO 500 EARLY IN THE AFTERNOON
INCREASING TO 30000 LATE IN THE AFTERNOON.
VISIBILITY (SM).....5 IN THE MORNING AND EARLY AFTERNOON.
SFC PRESSURE (IN)...29.32.
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........96 96 92 93 94 94 94 94 92 89 87 84
WEATHER COV.....CHC DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF LKY
WEATHER TYPE....RW RW RW RW RW RW RW RW RN RN RN RN
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 10 10 10 10 10
TEMP............53 54 54 56 59 60 61 62 63 64 64 64
DEWPOINT........51 52 53 54 55 56 56 56 56 56 56 56
RH..............94 93 97 95 89 86 84 82 78 75 74 76
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..6 7 7 8 8 8 9 9 9 8 7 6
20 FT WIND GUST.16 17 18 20 20 21 21 21 20 20 17 15
MIX HGT (KFT)...0.5 0.5 0.8 1.5 2.1 2.1 1.9 1.6 1.7 1.9 1.9 1.5
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.16 15 18 22 24 23 21 17 16 15 14 13
LVORI...........5 5 5 4 4 4 4 3 3 3 3 3
ADI.............18 16 21 35 48 46 38 29 28 28 26 20
VRATE MPH-FT/1K.8 8 15 32 51 49 39 28 28 28 26 19
CEILING (HFT)...7.0 7.0 7.0 7.0 7.0 6.0 6.0 5.0 5.0 5.0 300 300
VISIBILITY (SM).7 6 6 6 6 6 5 5
SFC PRES (IN)...934 934 934 935 935 935 934 933 932 932 932 933
FORECASTER...PM
REQUESTED BY...DROSE
TYPE OF REQUEST...PRESCRIBED
.TAG 2603918.0/GSP
.DELDT 02/25/26
.FORMATTERVERSION 2.0.0
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