516  
FNUS72 KGSP 240821  
FWSGSP  
 
SPOT FORECAST FOR ENOREE C-123 BLOCK A...USDA FOREST SERVICE  
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC  
421 AM EDT TUE MAR 24 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON MARCH 24.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
HIGH PRESSURE BUILDING INTO THE AREA FROM THE NORTH WILL MAINTAIN  
BREEZY NORTHEASTERLY WINDS TODAY, THOUGH THE BEST GUST POTENTIAL  
WILL BE DURING THE MORNING. INVERSION WILL REMAIN STRONGER ALOFT  
TODAY COMPARED TO MONDAY, WHICH SHOULD LIMIT THE POTENTIAL FOR  
SUBSTANTIALLY DRIER AIR TO MIX DOWN AS OCCURRED MONDAY EVENING.  
NEVERTHELESS RELATIVE HUMIDITY FORECASTS TODAY WILL BE SENSITIVE  
TO SLIGHT CHANGES IN MIXING DEPTH. A REASONABLE WORST-CASE VALUE  
HAS BEEN INCLUDED IN TODAY'S AND WEDNESDAY'S NARRATIVE FORECASTS  
BELOW. EXPECT LIGHT WINDS WEDNESDAY.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY IN THE MORNING BUT WITH  
DECREASING CLOUDS THROUGH THE AFTERNOON.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 61.  
MIN HUMIDITY........MOST LIKELY 22 PERCENT, PERHAPS AS LOW AS 18  
PERCENT IF MIXING IS DEEPER THAN ANTICIPATED.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......4100 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 12 TO 21 MPH DECREASING TO 8 TO 10  
MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (17032 MPH-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (55932 MPH-FT) IN THE  
AFTERNOON.  
LVORI...............2.  
ADI.................20 EARLY IN THE MORNING INCREASING TO 62 IN THE  
AFTERNOON.  
STABILITY CLASS.....2.  
PCPN AMOUNT.........NONE.  
CEILING (FT)........ALL CLOUDS ABOVE 14000 FT.  
VISIBILITY (SM).....UNLIMITED.  
SFC PRESSURE (IN)...29.83.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........76 83 58 72 63 68 30 21 11 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0  
TEMP............44 45 47 50 53 56 58 60 61 61  
DEWPOINT........26 26 26 26 25 24 23 23 22 22  
RH..............50 48 43 39 34 29 25 24 23 22  
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE E  
20 FT WIND SPD..7 7 8 8 7 6 6 6 6 5  
20 FT WIND GUST.18 18 18 17 16 15 14 14 13 12  
MIX HGT (KFT)...1.0 2.7 2.9 3.1 3.3 3.6 3.8 4.0 4.1 4.1  
TRANSP WIND DIR.NE NE NE E E E NE NE E E  
TRANSP WIND SPD.17 21 17 15 14 12 10 9 8 8  
LVORI...........2 1 1 1 1 1 1 1 1 1  
ADI.............20 62 54 49 47 40 48 44 39 39  
VRATE MPH-FT/1K.17 56 50 46 45 41 40 37 33 33  
CEILING (HFT)...148 148 148 148 148 148 148 159 159 182  
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10  
SFC PRES (IN)...988 989 991 992 992 991 990 988 986 983  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....AROUND 40.  
MAX HUMIDITY........70 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 9 MPH.  
SMOKE DISPERSAL.....FAIR (29347 MPH-FT) EARLY IN THE EVENING  
BECOMING POOR (LESS THAN 5000 MPH-FT) AFTER  
DECOUPLING.  
LVORI...............2.  
ADI.................4 TO 35.  
STABILITY CLASS.....4.  
PCPN AMOUNT.........NONE.  
CEILING (FT)........INCOMING CLOUDS AS LOW AS 12000 FT.  
VISIBILITY (SM).....UNLIMITED.  
SFC PRESSURE (IN)...29.83.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 9 4 15 14 29 40 37 42 48 53 61  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............60 59 55 51 49 48 46 46 45 43 42 42  
DEWPOINT........23 25 26 26 27 27 27 27 28 28 29 30  
RH..............24 27 33 39 42 45 47 48 51 54 59 64  
20 FT WIND DIR..E E E E E E E E E E E NE  
20 FT WIND SPD..3 3 2 2 2 2 2 2 2 2 2 2  
20 FT WIND GUST.12 8 8 8 8 8 7 7 7 6 6 6  
MIX HGT (KFT)...3.6 1.9 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.8 8 8 9 8 9 9 8 9 9 8 8  
LVORI...........1 2 2 2 2 2 2 2 2 2 3 3  
ADI.............35 4 4 4 4 4 4 4 4 4 4 4  
VRATE MPH-FT/1K.29 16 4 4 4 5 5 4 4 4 4 4  
CEILING (HFT)...300 266 266 235 235 235 235 235 235 148 138 127  
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10  
SFC PRES (IN)...984 985 986 987 988 988 988 988 988 986 985 983  
   
WEDNESDAY  
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 66.  
MIN HUMIDITY........MOST LIKELY AROUND 27 PERCENT, PERHAPS AS LOW  
AS 21 PERCENT IF MIXING IS DEEPER THAN  
ANTICIPATED.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......3800 FT AGL.  
TRANSPORT WINDS.....EAST 5 TO 7 MPH SHIFTING TO THE SOUTH AROUND 6  
MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (2647 MPH-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (21981 MPH-FT) IN THE  
AFTERNOON.  
LVORI...............3.  
ADI.................3 TO 26.  
STABILITY CLASS.....4.  
PCPN AMOUNT.........NONE.  
CEILING (FT)........ALL CLOUDS ABOVE 11000 FT.  
VISIBILITY (SM).....UNLIMITED.  
SFC PRESSURE (IN)...29.79.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........59 56 60 57 53 48 46 43 41 42 42 43  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............42 41 41 44 48 53 57 61 63 65 66 65  
DEWPOINT........31 31 32 32 32 33 32 32 32 31 31 32  
RH..............64 69 70 63 54 45 39 33 30 28 27 28  
20 FT WIND DIR..NE NE NE E E E E E SE SE S S  
20 FT WIND SPD..2 2 2 1 1 1 2 2 2 2 2 2  
20 FT WIND GUST.6 6 6 6 6 6 6 6 6 7 7 7  
MIX HGT (KFT)...0.5 0.5 0.5 1.1 1.7 2.4 2.9 3.2 3.6 3.6 3.7 3.8  
TRANSP WIND DIR.E E E E E E E E SE SE S S  
TRANSP WIND SPD.7 7 6 7 7 6 5 5 5 5 6 6  
LVORI...........3 3 3 3 2 2 2 2 2 2 2 2  
ADI.............3 7 6 10 15 18 17 18 20 20 26 26  
VRATE MPH-FT/1K.3 3 3 7 12 14 13 14 16 18 20 22  
CEILING (HFT)...127 127 117 117 127 127 127 127 127 127 117 117  
VISIBILITY (SM).10 10 10  
SFC PRES (IN)...985 986 987 988 988 988 987 986 985 983 981 979  
 
 
FORECASTER...JCW  
REQUESTED BY...TODD BENNETT  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2607424.0/GSP  
.DELDT 03/24/26  
.FORMATTERVERSION 2.0.0  
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