710  
FNUS72 KGSP 060753  
FWSGSP  
 
SPOT FORECAST FOR C63 UNIT 4...USFS  
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC  
253 AM EST FRI FEB 6 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 EST ON FEBRUARY 06.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
MINIMUM HUMIDITY WILL ONLY DROP TO 40 PERCENT THIS AFTERNOON,  
FALLING BELOW 20 PERCENT SATURDAY AFTERNOON. GUSTY WINDS CAN BE  
EXPECTED FRIDAY AFTERNOON INTO SATURDAY AFTERNOON. WIND DIRECTION  
TODAY WILL BE SOUTHWEST BEFORE GRADUALLY TURNING NORTHWEST THIS  
EVENING. WINDS WILL THEN REMAIN NORTHWEST THROUGH SATURDAY.  
   
TODAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 58.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH WITH  
GUSTS TO AROUND 21 MPH IN THE LATE MORNING AND  
AFTERNOON.  
MIXING HEIGHT.......3900 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH INCREASING TO WEST 22 TO  
29 MPH.  
SMOKE DISPERSAL.....POOR (2071 MPH-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (110253 MPH-FT) IN THE  
AFTERNOON.  
LVORI...............5.  
ADI.................5 EARLY IN THE MORNING INCREASING TO 78 IN THE  
AFTERNOON.  
STABILITY CLASS.....4.  
PCPN AMOUNT.........0.00 INCHES.  
CEILING (FT)........ABOVE 12000 UNTIL MID-AFTERNOON THEN FALLING TO  
AROUND 5000.  
VISIBILITY (SM).....10.  
SFC PRESSURE (IN)...29.11.  
 
TIME (EST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........10 15 11 2 1 1 5 5 22 15 35  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0  
TEMP............28 28 34 39 44 49 53 55 57 57 57  
DEWPOINT........27 27 27 27 28 31 32 33 33 34 34  
RH..............95 94 76 62 54 49 45 43 41 41 42  
20 FT WIND DIR..SW SW SW SW SW SW SW W W W W  
20 FT WIND SPD..1 2 2 5 6 7 9 10 10 9 8  
20 FT WIND GUST.6 6 9 12 14 16 18 21 21 21 20  
MIX HGT (KFT)...0.4 0.8 1.2 1.6 2.2 2.9 3.5 3.6 3.8 3.9 3.5  
TRANSP WIND DIR.SW SW SW SW W W W W W W W  
TRANSP WIND SPD.5 7 9 10 15 20 25 26 29 24 22  
LVORI...........7 6 4 2 2 1 1 1 1 1 1  
ADI.............5 8 13 17 30 46 65 70 78 66 57  
VRATE MPH-FT/1K.2 5 11 16 33 56 88 96 110 94 76  
CEILING (HFT)...195 101 52 186 171 151 188 111 102 96 78  
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10  
SFC PRES (IN)...937 937 937 935 931 925 920 916 912 911 912  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....AROUND 31.  
MAX HUMIDITY........70 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5 TO 6 MPH. GUSTS UP TO 22 MPH  
THIS EVENING INTO TONIGHT.  
MIXING HEIGHT.......1600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 14 TO 22 MPH.  
SMOKE DISPERSAL.....EXCELLENT (60190 MPH-FT) EARLY IN THE EVENING  
DECREASING TO GOOD (30843 MPH-FT) LATE IN THE  
NIGHT.  
LVORI...............3.  
ADI.................6 TO 10.  
STABILITY CLASS.....6.  
PCPN AMOUNT.........0.00 INCHES.  
CEILING (FT)........4600 INCREASING TO 25000 IN THE LATE EVENING  
AND OVERNIGHT.  
VISIBILITY (SM).....10.  
SFC PRESSURE (IN)...29.16.  
 
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........24 23 16 6 3 2 2 2 2 0 1 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............54 52 48 46 43 41 39 38 37 36 35 33  
DEWPOINT........34 35 35 34 33 32 30 29 27 26 24 23  
RH..............47 52 59 64 68 69 68 70 67 68 64 66  
20 FT WIND DIR..W W W NW NW NW NW NW NW NW NW NW  
20 FT WIND SPD..6 6 6 6 6 6 5 5 5 6 6 6  
20 FT WIND GUST.18 18 20 20 18 20 20 18 20 20 21 22  
MIX HGT (KFT)...2.8 2.4 2.0 1.9 1.6 1.9 2.1 2.5 2.8 2.9 3.0 3.2  
TRANSP WIND DIR.W W NW NW NW NW NW NW NW NW NW NW  
TRANSP WIND SPD.22 21 21 20 20 17 15 16 16 14 15 16  
LVORI...........2 2 2 3 3 3 3 3 3 3 3 3  
ADI.............10 9 9 9 9 8 7 7 7 6 7 7  
VRATE MPH-FT/1K.60 49 41 36 31 32 31 41 45 40 45 51  
CEILING (HFT)...55 51 52 46 250 250 250 250 250 250 250 250  
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10  
SFC PRES (IN)...916 920 924 928 931 933 935 937 939 940 942 944  
   
SATURDAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 48.  
MIN HUMIDITY........18 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 6 TO 8 MPH. GUSTS UP TO 23 MPH  
IN THE MORNING AND EARLY AFTERNOON.  
MIXING HEIGHT.......4300 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 16 TO 25 MPH.  
SMOKE DISPERSAL.....GOOD (50983 MPH-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (93680 MPH-FT) IN THE  
AFTERNOON.  
LVORI...............1.  
ADI.................40 TO 67.  
STABILITY CLASS.....4.  
PCPN AMOUNT.........0.00 INCHES.  
CEILING (FT)........25000 INCREASING TO 30000 LATE IN THE  
AFTERNOON.  
VISIBILITY (SM).....10 IN THE MORNING AND EARLY AFTERNOON.  
SFC PRESSURE (IN)...29.47.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........2 4 3 3 2 2 2 2 2 1 1 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............32 32 31 34 38 41 44 45 47 48 47 44  
DEWPOINT........21 19 17 15 12 11 9 8 7 7 6 7  
RH..............62 58 56 46 34 28 24 21 19 18 18 21  
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW  
20 FT WIND SPD..6 6 6 7 8 8 8 8 8 8 8 7  
20 FT WIND GUST.22 22 22 22 23 22 22 21 17 18 17 16  
MIX HGT (KFT)...3.0 3.5 3.7 3.7 3.6 3.8 4.0 4.2 4.3 4.2 3.9 3.2  
TRANSP WIND DIR.NW NW NW NW NW NW N N N N N N  
TRANSP WIND SPD.17 23 25 25 24 22 21 18 17 17 17 16  
LVORI...........1 1 1 1 1 1 1 1 1 1 1 1  
ADI.............41 60 67 67 63 59 57 52 49 49 47 40  
VRATE MPH-FT/1K.52 81 94 93 87 82 83 77 74 72 67 51  
CEILING (HFT)...250 250 250 250 250 250 250 250 250 250 300 300  
VISIBILITY (SM).10 10 10 10 10 10 10 10  
SFC PRES (IN)...947 950 954 959 962 963 962 962 962 963 964 966  
 
 
FORECASTER...AR  
REQUESTED BY...DROSE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2601860.0/GSP  
.DELDT 02/06/26  
.FORMATTERVERSION 2.0.0  
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