040
FOUS52 KCHS 202341
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
741 PM EDT THU AUG 20 2026
SCZ150-210800-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
741 PM EDT THU AUG 20 2026
DATE 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 78 96 75 91 74
TEMP 86 83 81 79 79 90 94 91 83 81 79 77 77 85 89 86 81 79 77 76 76
DEWPT 76 77 76 76 77 76 75 75 75 76 75 75 75 75 75 76 75 75 75 74 74
RH 72 82 85 91 94 64 54 60 77 85 88 94 94 72 64 72 82 88 94 94 94
WIND DIR SE S SW SW S S S S SW S SW W SW SW SW SW SW SW SW SW W
WIND SPD 8 6 5 5 4 5 9 13 8 6 5 4 5 6 9 10 8 6 5 6 5
CLOUDS FW CL FW FW FW FW SC B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 SC FW FW
POP 12HR 5 30 30 70 40
QPF 12HR 0 0.17 0.03 0.18 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C S S C C L L C C
TSTMS S S C C S S C C C C S
HEAT INDEX 96 92 102106102 90 94 99 96
MAX HEAT 101 93 106 106 99 99
DATE 08/23 MON 08/24/26 TUE 08/25/26 WED 08/26/26 THU 08/27/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 94 75 93 74 92 75 91 76 93
TEMP 92 85 79 76 91 83 77 76 89 82 78 76 89 83 78 77 90 84
DEWPT 70 72 73 72 68 71 73 74 71 72 73 74 72 72 74 74 74 74
PWIND DIR SW SW SW S S S SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW FW FW FW SC SC SC SC SC FW FW SC SC SC SC B1
POP 12HR 10 20 20 20 50 20 50 20 50
RAIN SHWRS S S S S S S C S S C C S S S C
TSTMS S S S S S S C S S C C S S S C
GAZ218-210800-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
741 PM EDT THU AUG 20 2026
DATE 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 77 97 75 93 74
TEMP 89 84 81 79 79 90 96 92 83 79 77 76 76 85 91 89 81 78 76 75 75
DEWPT 73 75 74 74 74 75 73 74 75 75 74 74 74 76 76 75 75 75 74 73 73
RH 59 74 79 85 85 62 48 56 77 88 90 94 94 75 62 64 82 91 94 94 94
WIND DIR S S SW SW SW SW S S SW S SW S SW SW SW SW S S SW SW W
WIND SPD 8 5 4 4 5 5 8 12 5 5 3 4 3 4 5 5 4 4 4 4 4
CLOUDS CL FW FW FW FW FW SC B1 B2 B1 B1 SC SC B1 B1 B2 B1 SC FW FW FW
POP 12HR 0 60 50 70 30
QPF 12HR 0 0.09 0.05 0.10 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C S S S S L L C C
TSTMS S C C C C S S S L C C
HEAT INDEX 97 92 101106102 90 94103 99
MAX HEAT 101 94 106 106 103 105
DATE 08/23 MON 08/24/26 TUE 08/25/26 WED 08/26/26 THU 08/27/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 95 74 95 75 94 74 94 75 95
TEMP 94 88 77 75 94 86 77 76 92 84 77 75 91 84 77 76 93 85
DEWPT 69 71 70 69 67 71 73 72 72 73 73 73 74 74 74 74 74 75
PWIND DIR W SW SW S SW SW SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW CL FW FW SC FW SC SC SC FW SC SC SC SC SC SC
POP 12HR 10 5 20 20 40 20 50 20 40
RAIN SHWRS S S S C S C C S S S C
TSTMS S S S C S S C S S C
SCZ150-210800-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
741 PM EDT THU AUG 20 2026
DATE 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 82 95 77 90 76
TEMP 87 85 84 83 83 90 93 91 84 82 81 79 79 85 88 86 82 80 79 78 78
DEWPT 79 79 79 78 78 79 79 79 77 78 77 77 77 78 79 79 78 78 77 75 76
RH 77 82 85 85 85 70 64 68 80 88 88 94 94 80 75 80 88 94 94 91 94
WIND DIR S S SW SW SW S S S SW S SW SW SW SW SW SW SW SW SW SW W
WIND SPD 6 5 5 4 6 6 12 16 9 8 9 8 4 6 10 11 8 5 4 4 4
CLOUDS FW CL FW FW FW FW SC SC B1 B1 SC B1 B1 SC B1 B2 B1 B1 SC FW FW
POP 12HR 5 20 40 70 50
QPF 12HR 0 0.01 0.02 0.12 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C S C C L L C C
TSTMS C C C S S C C C C S
HEAT INDEX 100 97 95 92 92106110107 94 91 97103100 91
MAX HEAT 105 100 96 110 112 93 103 103
DATE 08/23 MON 08/24/26 TUE 08/25/26 WED 08/26/26 THU 08/27/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 92 77 92 77 90 77 90 78 91
TEMP 91 85 81 79 90 84 80 79 88 83 80 79 88 83 81 79 90 84
DEWPT 76 77 76 75 74 75 75 75 76 75 75 75 77 76 76 76 78 77
PWIND DIR SW SW SW S S SW SW SW SW
WIND CHAR LT LT LT LT LT LT GN LT GN
AVG CLOUDS FW FW FW FW FW FW SC SC SC SC SC FW FW SC SC SC SC B1
POP 12HR 10 20 20 20 50 30 50 30 50
RAIN SHWRS S S S S S S C C C C C C C C C
TSTMS S S S S S S C C C C C C C C C
SCZ148-210800-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
741 PM EDT THU AUG 20 2026
DATE 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 78 96 75 92 75
TEMP 86 82 81 79 79 90 94 92 84 80 78 77 77 85 90 88 81 79 77 76 76
DEWPT 76 76 77 75 76 76 76 76 75 76 75 74 75 77 78 78 77 76 75 73 74
RH 72 82 88 88 91 64 56 60 74 88 91 90 94 77 68 72 88 91 94 90 94
WIND DIR S S SW SW SW SW S S SW S S SW SW SW SW S S SW SW SW W
WIND SPD 6 4 4 4 5 5 10 14 6 5 4 4 3 4 5 6 5 3 4 4 3
CLOUDS CL CL CL CL FW FW SC SC B1 B1 B1 B1 SC B1 B1 B1 B1 B1 SC FW FW
POP 12HR 0 50 60 60 30
QPF 12HR 0 0.08 0.28 0.15 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C S S C C L L C C
TSTMS S C C C S S S C L C S
HEAT INDEX 96 102107105 92 96105102
MAX HEAT 103 93 107 109 105 106
DATE 08/23 MON 08/24/26 TUE 08/25/26 WED 08/26/26 THU 08/27/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 94 75 94 75 93 76 92 76 93
TEMP 93 87 79 76 93 85 78 77 90 84 78 77 90 84 79 77 91 84
DEWPT 72 74 73 71 70 73 74 74 74 74 74 74 76 74 75 75 76 76
PWIND DIR W SW SW S S SW SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW FW CL FW SC SC SC SC SC FW FW SC SC SC SC SC
POP 12HR 10 5 10 20 40 20 40 30 50
RAIN SHWRS S S S C S S C C C S S C
TSTMS S S S C S S S C C S S C
SCZ043-210800-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
741 PM EDT THU AUG 20 2026
DATE 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 74 96 72 90 71
TEMP 86 79 77 75 76 89 95 91 81 77 75 74 74 84 88 87 80 76 74 73 73
DEWPT 73 74 74 73 73 74 72 72 74 74 73 73 73 74 74 73 74 74 73 71 72
RH 65 85 90 94 90 61 48 54 79 90 94 97 97 72 63 63 82 94 97 93 97
WIND DIR SE S S S S SW S S W S S SW SW SW SW SW S S SW SW W
WIND SPD 6 4 3 3 4 4 6 11 5 5 2 3 2 5 6 6 3 2 3 3 3
CLOUDS FW CL CL CL CL FW B1 B2 B1 SC B1 B1 B1 B1 SC B1 B1 SC FW FW SC
POP 12HR 0 80 60 60 30
QPF 12HR 0 0.35 0.12 0.08 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L C C S C C L L C C
TSTMS C C C C C C S S C C C
HEAT INDEX 93 98104 99 91 97 94
MAX HEAT 98 104 104 97 98
DATE 08/23 MON 08/24/26 TUE 08/25/26 WED 08/26/26 THU 08/27/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 93 71 93 71 91 71 91 72 92
TEMP 92 86 75 73 92 83 74 73 90 82 73 74 89 83 74 75 90 83
DEWPT 67 67 70 68 65 67 71 71 69 71 71 72 71 72 72 72 72 73
PWIND DIR W SW W S S S SW S SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW FW FW FW SC SC SC SC SC FW FW SC SC FW SC SC
POP 12HR 10 20 10 10 40 20 50 20 50
RAIN SHWRS S C S C C S S S C
TSTMS C S S C S S S C
GAZ099-210800-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
741 PM EDT THU AUG 20 2026
DATE 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 75 96 72 92 72
TEMP 89 82 78 76 77 89 95 91 79 76 75 74 74 83 90 89 81 77 75 73 73
DEWPT 70 73 73 73 73 74 73 72 74 75 75 74 74 76 75 73 73 73 73 72 71
RH 54 74 85 90 87 61 49 54 85 97100100100 80 62 59 77 87 94 97 93
WIND DIR S S SW SW SW SW S SE W S S SW SW W W W S S SW W W
WIND SPD 3 3 3 3 4 4 6 4 4 4 3 3 3 4 6 5 2 2 3 3 3
CLOUDS FW CL CL FW FW SC B1 B1 B2 B2 B1 B2 SC B1 SC SC SC SC FW CL CL
POP 12HR 0 70 30 50 20
QPF 12HR 0 0.20 0.04 0.07 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C S S S S C C S S
TSTMS S C C C C S S S C C S
HEAT INDEX 94 98105 99 91101 97
MAX HEAT 101 90 105 105 101 101
DATE 08/23 MON 08/24/26 TUE 08/25/26 WED 08/26/26 THU 08/27/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 94 72 94 72 93 72 93 72 94
TEMP 92 86 76 73 92 85 75 74 91 83 74 74 91 84 76 73 91 84
DEWPT 67 66 65 65 65 66 69 70 69 71 72 72 72 73 73 73 74 74
PWIND DIR W SW W S SW SW SW S SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW FW CL FW SC SC SC SC SC FW SC SC SC SC SC SC
POP 12HR 5 0 5 20 30 20 40 30 40
RAIN SHWRS S C S S C C S S C
TSTMS S C S C C S C
PRODUCT KEY...
--- CLOUD COVER ---
CODE PERCENTAGE SKY COVER DAY/NIGHT
CL 0 TO <=5 PERCENT SUNNY/CLEAR
FW >5 TO <=25 PERCENT SUNNY/MOSTLY CLEAR
SC >25 TO <=50 PERCENT PARTLY CLOUDY
B1 >50 TO <=69 PERCENT MOSTLY CLOUDY
B2 >69 TO <=87 PERCENT MOSTLY CLOUDY
OV >87 TO 100 PERCENT CLOUDY
--- OBSTRUCTIONS TO VISIBILITY --- --- WEATHER COVERAGE ---
CODE TYPE CODE QUALIFYING TERM
F FOG S SLIGHT
PF PATCHY FOG C CHANCE
F+ DENSE FOG L LIKELY
PF+ PATCHY DENSE FOG O OCCASIONAL
H HAZE D DEFINITE
BS BLOWING SNOW
K SMOKE
BD BLOWING DUST
AF VOLCANIC ASHFALL
--- EXTENDED WIND FORECAST CHARACTER ---
12-HR MAX SUSTAINED
CODE WIND CHARACTER WIND SPEED
LT LIGHT < 8 MPH
GN GENTLE 8-14 MPH
BZ BREEZY 15-22 MPH
WY WINDY 23-30 MPH
VW VERY WINDY 31-39 MPH
SD STRONG/DAMAGING >=40 MPH
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