196  
FNUS72 KGSP 040700  
FWSGSP  
 
SPOT FORECAST FOR RUSSELL RX BURN...NC FOREST SERVICE  
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC  
300 AM EDT THU SEP 4 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON SEPTEMBER 04.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
TEMPERATURES WILL WARM TODAY INTO THE MID 80S WITH MINIMUM  
HUMIDITY VALUES FALLING INTO THE 55-60% RANGE. WINDS WILL BE OUT  
OF THE SOUTHWEST AT 5-10 MPH. A COUPLE ISOLATED TO WIDELY  
SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE THIS  
AFTERNOON INTO EARLY THIS EVENING. FRIDAY WILL BE DRY WITH WARMER  
TEMPERATURES IN THE UPPER 80S TO NEAR 90. THIS WILL RESULT IN  
LOWER MINIMUM HUMIDITY VALUES AROUND 50%.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
CHANCE OF THUNDER...20 PERCENT.  
MAX TEMPERATURE.....AROUND 85.  
MIN HUMIDITY........57 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 7 TO 9 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
MIXING HEIGHT.......5600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 21 MPH.  
SMOKE DISPERSAL.....GOOD (39705 MPH-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (110138 MPH-FT) IN THE  
AFTERNOON.  
LVORI...............1.  
ADI.................50 EARLY IN THE MORNING INCREASING TO 124 IN  
THE AFTERNOON.  
STABILITY CLASS.....2.  
PCPN AMOUNT.........0.03 INCHES.  
CEILING (FT)........9000 DECREASING TO 6000 LATE IN THE AFTERNOON.  
VISIBILITY (SM).....9.  
SFC PRESSURE (IN)...0.0.  
 
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM  
SKY (%).........11 14 23 31 31 38 40  
WEATHER COV..... SCH SCH  
WEATHER TYPE.... RW RW  
TSTM COV........ SCH SCH  
CHC OF THDR (%).0 0 10 10 10 20 20  
TEMP............77 80 82 83 83 83 83  
DEWPOINT........65 65 65 66 66 67 67  
RH..............68 61 58 57 57 58 58  
20 FT WIND DIR..SW SW SW SW SW SW SW  
20 FT WIND SPD..7 8 9 9 9 9 9  
20 FT WIND GUST.14 16 17 18 20 18 18  
MIX HGT (KFT)...2.5 3.9 5.2 5.2 5.6 5.1 4.0  
TRANSP WIND DIR.SW SW SW SW SW SW SW  
TRANSP WIND SPD.16 18 20 21 20 20 15  
LVORI...........1 1 1 1 1 1 1  
ADI.............50 87 117 124 124 115 72  
VRATE MPH-FT/100040 72 102 108 110 100 60  
CEILING (HFT)...90 90 90 60 60 70 70  
VISIBILITY (SM).9 9 9 9 9 9 9  
SFC PRES (IN)...-2000-2000-2000-2000-2000-2000-2000  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.  
CHANCE OF THUNDER...20 PERCENT.  
MIN TEMPERATURE.....AROUND 63.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH EARLY IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 7 TO 14 MPH.  
SMOKE DISPERSAL.....GOOD (39474 MPH-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2992 MPH-FT) LATE IN THE  
NIGHT.  
LVORI...............5.  
ADI.................49 EARLY IN THE EVENING DECREASING TO 3 LATE IN  
THE NIGHT.  
STABILITY CLASS.....4.  
PCPN AMOUNT.........0.01 INCHES.  
CEILING (FT)........7000 INCREASING TO 10000 LATE IN THE EVENING,  
THEN INCREASING TO 15000 LATE IN THE EVENING  
DECREASING TO 5000 OVERNIGHT.  
VISIBILITY (SM).....8.  
SFC PRESSURE (IN)...0.0.  
 
TIME (EDT) 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM  
SKY (%).........40 40 32 37 28 27 30 21 17 9 5 15  
WEATHER COV.....SCH  
WEATHER TYPE....RW  
TSTM COV........SCH  
CHC OF THDR (%).20 10 10 10 10 10 10 10 0 0 0 0  
TEMP............80 77 74 71 70 69 68 67 66 65 65 65  
DEWPOINT........67 68 67 67 66 66 66 66 65 65 64 65  
RH..............66 73 79 86 89 90 92 95 96 99 98 99  
20 FT WIND DIR..SW SW S SW S S SW SW SW SW SW SW  
20 FT WIND SPD..8 6 5 3 2 2 2 1 1 1 1 1  
20 FT WIND GUST.17 14 10 9 8 7 7 6 6 6 6 6  
MIX HGT (KFT)...2.9 0.7 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.14 9 9 8 8 7 8 8 8 8 9 8  
LVORI...........1 3 4 6 6 6 6 8 8 9 9 9  
ADI.............49 4 4 4 4 3 4 4 4 4 4 4  
VRATE MPH-FT/100039 6 4 4 4 3 4 3 3 3 4 3  
CEILING (HFT)...70 80 80 100 110 150 60 60 60 60 60 50  
VISIBILITY (SM).9 9 9 9 9 8 8 8 8 8 8 8  
SFC PRES (IN)...-2000-2000-2000-2000-2000-2000-2000-2000-2000-2000-2000-2000  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........49 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH LATE  
IN THE MORNING.  
MIXING HEIGHT.......6400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 12 MPH.  
SMOKE DISPERSAL.....POOR (3567 MPH-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (66750 MPH-FT) IN THE  
AFTERNOON.  
LVORI...............5.  
ADI.................4 EARLY IN THE MORNING INCREASING TO 81 IN THE  
AFTERNOON.  
STABILITY CLASS.....4.  
PCPN AMOUNT.........0.00 INCHES.  
CEILING (FT)........5000 INCREASING TO 10000 EARLY IN THE MORNING,  
THEN DECREASING TO 100 IN THE LATE MORNING AND  
AFTERNOON.  
VISIBILITY (SM).....8 EARLY IN THE MORNING.  
SFC PRESSURE (IN)...0.0.  
 
TIME (EDT) 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM  
SKY (%).........7 12 6 2 5 7 8 8 9 10 12 13  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............64 65 66 71 76 80 84 86 87 89 89 88  
DEWPOINT........64 64 66 68 69 70 70 69 68 68 67 67  
RH..............100 99 99 90 80 70 63 57 53 50 49 50  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..1 1 1 2 3 5 5 6 6 6 6 5  
20 FT WIND GUST.6 6 6 7 8 9 10 12 12 12 12 10  
MIX HGT (KFT)...0.4 0.4 0.5 1.3 1.9 2.5 3.7 4.8 5.9 6.1 6.3 6.4  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.9 8 8 12 10 10 12 12 10 10 10 10  
LVORI...........9 8 8 4 3 3 1 1 1 1 1 1  
ADI.............4 8 8 19 26 34 54 67 75 77 80 81  
VRATE MPH-FT/10004 4 4 15 20 26 42 54 61 63 66 67  
CEILING (HFT)...50 60 100 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0  
VISIBILITY (SM).8 8 8  
SFC PRES (IN)...-2000-2000-2000-2000-2000-2000-2000-2000-2000-2000-2000-2000  
 

 
FORECASTER...THOMAS WINESETT  
REQUESTED BY...CODY MATHIS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2521271.0/GSP  
.DELDT 09/04/25  
.FORMATTERVERSION 2.0.0  
 
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