918  
FNUS72 KCAE 230830  
FWSCAE  
 
SPOT FORECAST FOR SRS CPT 53 RX...US FOREST SERVICE  
NATIONAL WEATHER SERVICE COLUMBIA SC  
430 AM EDT FRI OCT 23 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 EDT ON OCTOBER 23.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
HIGH-PRESSURE OVER THE AREA WILL BRING DRY CONDITIONS. CALM TO  
LIGHT AND VARIABLE WINDS THIS MORNING SHOULD INCREASE TO AROUND 5  
TO 10 MPH WHEN THE INVERSION BREAKS LATE MORNING WITH POSSIBLE GUSTS  
UP TO 15 MPH INTO THE AFTERNOON WITH DEEPER MIXING. SHALLOW  
PATCHY FOG CANNOT BE RULED OUT, BUT CONFIDENCE IS LOW DUE IT BEING  
A BIT TOO DRY. MINRH VALUES BETWEEN 25-30 PERCENT ARE EXPECTED  
IN THE AFTERNOON. WINDS SHOULD DECREASE WITH AN INCREASE IN LOW-  
LEVEL MOISTURE BY FRIDAY EVENING INTO THE OVERNIGHT.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........27 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 5 TO 7 MPH IN  
THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......4600 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 9 TO 16 MPH.  
LVORI...............3.  
ADI.................10 EARLY IN THE MORNING INCREASING TO 87 IN THE  
AFTERNOON.  
 
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........2 1 0 1 1 2 1 1 1 1 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0  
TEMP............45 45 50 58 63 66 69 71 72 72 72  
RH..............86 79 74 53 43 36 31 27 27 27 27  
APARNT TMP (F)..44 44 48 58 63 66 69 71 72 72 72  
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE NE NE  
20 FT WIND DIR..030 040 040 040 050 050 040 040 040 040 040  
20 FT WIND SPD..3 3 5 6 6 6 6 6 7 6 6  
20 FT WIND GUST.7 11 13 13 14 15 15 15 15 15 15  
MIX HGT (KFT)...0.4 0.4 0.5 1.0 1.8 2.8 3.5 4.1 4.5 4.6 4.5  
TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE NE NE  
TRANSP WIND DIR.040 040 050 050 050 050 040 040 040 040 050  
TRANSP WIND SPD.9 10 10 13 14 15 15 16 16 16 16  
LVORI...........4 4 3 2 1 1 1 1 1 1 1  
ADI.............10 11 11 17 32 52 64 79 85 87 86  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-5 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 48.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT, THEN BECOMING NORTHEAST 5 TO 6  
MPH AFTER 3 AM.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 10 TO 14 MPH.  
LVORI...............5.  
ADI.................5 TO 28.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........1 3 1 0 0 0 0 1 2 1 2 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............70 65 60 55 52 51 50 50 50 50 50 49  
RH..............30 40 47 59 66 71 77 80 83 86 89 96  
APARNT TMP (F)..70 65 60 55 52 51 50 50 49 49 48 47  
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE NE NE NE  
20 FT WIND DIR..040 040 050 050 040 040 040 040 040 040 040 040  
20 FT WIND SPD..6 5 2 1 1 1 2 2 3 3 5 6  
20 FT WIND GUST.14 13 9 7 7 7 8 8 11 12 13 14  
MIX HGT (KFT)...1.7 0.6 0.5 0.4 0.5 0.4 0.4 0.4 0.5 0.5 0.5 0.6  
TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE NE NE NE  
TRANSP WIND DIR.050 050 050 060 050 050 050 050 050 050 050 050  
TRANSP WIND SPD.13 12 10 10 12 10 10 10 10 13 13 14  
LVORI...........2 2 2 3 3 3 4 4 5 5 6 7  
ADI.............28 5 5 5 5 5 5 5 5 6 6 6  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 6 TO 10 MPH. GUSTS UP TO 22 MPH  
IN THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......4300 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 14 TO 20 MPH.  
LVORI...............5.  
ADI.................6 EARLY IN THE MORNING INCREASING TO 59 IN THE  
AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........5 7 9 14 10 8 6 11 14 17 25 19  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............48 48 48 51 57 61 65 69 70 71 72 71  
RH..............100 100 100 100 80 70 58 49 46 44 41 41  
APARNT TMP (F)..45 45 44 51 57 61 65 69 70 71 72 71  
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE NE NE NE  
20 FT WIND DIR..040 040 040 040 040 040 040 040 040 040 040 040  
20 FT WIND SPD..6 6 7 8 9 9 10 9 9 10 10 9  
20 FT WIND GUST.15 15 16 19 20 19 19 19 19 20 20 20  
MIX HGT (KFT)...0.5 0.6 0.8 1.4 2.0 2.7 3.0 3.2 3.5 4.0 4.3 3.8  
TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE NE NE NE  
TRANSP WIND DIR.050 050 050 050 050 050 050 050 050 050 050 040  
TRANSP WIND SPD.14 15 16 17 20 20 18 17 16 15 15 16  
LVORI...........9 5 5 4 3 3 1 1 1 1 1 1  
ADI.............6 16 18 31 49 59 59 57 56 56 58 58  
 

 
FORECASTER...COLEMAN  
REQUESTED BY...KEVIN POPE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2624386.0/CAE  
.DELDT 10/23/26  
.FORMATTERVERSION 2.0.0  
.EMAIL KEVIN.POPE@USDA.GOV  
 
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