946
FNUS72 KCAE 040823
FWSCAE
SPOT FORECAST FOR PEACHTREE ROCK UNIT 1A/B...THE NATURE CONSERVANCY
NATIONAL WEATHER SERVICE COLUMBIA SC
423 AM EDT MON MAY 4 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON MAY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
NEAR CRITICAL RELATIVE HUMIDITY VALUES, AS LOW AS 25-29%, ARE EXPECTED
THIS AFTERNOON AS A DRY AIRMASS REMAINS IN PLACE. WINDS HOWEVER
WILL BE FAIRLY LIGHT OUT OF THE SOUTHWEST, REACHING 6-9 MPH AFTER
THE INVERSION BREAKS AROUND 10 AM AND PERSISTING THROUGH THE
AFTERNOON. GOOD RELATIVE HUMIDITY RECOVERY IS EXPECTED TONIGHT.
TODAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 8 MPH.
MIXING HEIGHT.......5700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 8 TO 10 MPH.
LVORI...............2.
ADI.................9 EARLY IN THE MORNING INCREASING TO 65 IN THE
AFTERNOON.
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........1 2 9 10 9 10 10 7 29
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0
TEMP............60 65 69 72 74 77 78 78 79
RH..............72 60 42 35 32 29 29 28 27
APARNT TMP (F)..60 65 69 72 74 77 78 78 79
20 FT WIND DIR..SW SW SW SW SW SW SW SW S
20 FT WIND DIR..230 230 230 230 220 220 210 210 200
20 FT WIND SPD..6 6 7 8 8 8 9 9 9
20 FT WIND GUST.9 9 10 12 13 13 14 14 14
MIX HGT (KFT)...0.8 2.1 3.6 4.5 4.9 5.5 5.6 5.7 5.6
TRANSP WIND DIR.SW W W SW SW SW SW SW S
TRANSP WIND DIR.240 250 250 230 220 220 210 210 200
TRANSP WIND SPD.9 8 9 9 8 9 9 9 10
LVORI...........3 2 1 1 1 1 1 1 1
ADI.............9 22 41 49 46 57 59 59 65
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 53.
MAX HUMIDITY........93 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 7 MPH.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 16 MPH.
LVORI...............3.
ADI.................70 EARLY IN THE EVENING DECREASING TO 5 LATE IN
THE NIGHT.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........28 47 46 37 27 12
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............78 73 64 61 58 55
RH..............29 37 60 67 77 90
APARNT TMP (F)..78 73 64 61 58 55
20 FT WIND......SW 8 S 6 S 7 S 7 S 7 S 6
20 FT WIND GUST.12 9 12 13 13 12
20 FT WIND DIR..210 190 180 180 190 200
MIX HGT (FT)....5300 400 400 400 400 400
TRANSP WIND DIR.200 190 180 180 190 190
TRANSPORT WIND..S 12 S 10 S 14 S 16 S 14 S 12
LVORI...........1 2 3 3 4 5
ADI.............70 7 9 7 6 5
TUESDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 10 MPH.
MIXING HEIGHT.......8100 FT AGL.
TRANSPORT WINDS.....SOUTH 12 TO 16 MPH.
LVORI...............4.
ADI.................5 EARLY IN THE MORNING INCREASING TO 127 IN THE
AFTERNOON.
TIME (EDT) 6 AM 9 AM NOON 3 PM
SKY (%).........11 4 10 15
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0
TEMP............54 62 76 81
RH..............93 81 48 37
APARNT TMP (F)..54 62 76 80
20 FT WIND......S 6G12 S 6G10 S 10G14 S 10G17
20 FT WIND DIR..200 200 190 190
MIX HGT (FT)....400 1400 4700 7500
TRANSP WIND DIR.190 200 190 190
TRANSPORT WIND..S 12 S 14 S 14 S 16
LVORI...........6 3 1 1
ADI.............5 25 76 127
FORECASTER...JOHNQ
REQUESTED BY...CHELSEA MACKENZIE
TYPE OF REQUEST...PRESCRIBED
.TAG 2612589.0/CAE
.DELDT 05/04/26
.FORMATTERVERSION 2.0.0
.EMAIL C.F.MACKENZIE@TNC.ORG
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