783
FOUS52 KCHS 200611
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
211 AM EDT THU AUG 20 2026
SCZ150-202000-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
211 AM EDT THU AUG 20 2026
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 95 78 95 76 93
TEMP 80 80 90 94 92 84 81 80 79 80 89 93 91 82 80 78 77 78 86 91 88 80
DEWPT 77 79 77 75 75 77 78 77 77 78 76 75 74 74 76 75 75 75 75 75 76 75
RH 91 97 66 54 58 80 91 91 94 94 66 56 58 77 88 91 94 91 70 60 68 85
WIND DIR N N S S S S S S S SW S S S S S SW S SW SW SW S S
WIND SPD 0 0 3 6 10 9 6 5 4 3 5 10 12 10 8 5 5 5 8 9 10 9
CLOUDS FW CL FW FW FW FW FW FW FW FW SC SC B2 OV B1 B1 SC SC SC SC B1 B2
POP 12HR 30 10 50 50 70
QPF 12HR 0.28 0 0.42 0.22 0.21
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C C C C C C S S L L C
TSTMS C S C C C C C C S S L L C
HEAT INDEX 103106103 94 100105101 95102 99
MAX HEAT 106 107 93 105 106 102 102
HEAT Y Y Y
DATE SUN 08/23/26 MON 08/24/26 TUE 08/25/26 WED 08/26/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 74 94 75 93 75 92 75 92
TEMP 77 76 92 84 78 76 91 83 77 76 89 82 77 77 89 82
DEWPT 75 74 71 73 74 73 70 72 74 74 71 72 74 73 72 72
PWIND DIR SW SW SW SW S S SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC FW SC SC FW FW FW SC FW FW SC SC FW FW SC
POP 12HR 40 20 10 20 10 40 30 50
RAIN SHWRS C S S S C C C C C
TSTMS C S S S C C S C C
GAZ218-202000-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
211 AM EDT THU AUG 20 2026
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 99 77 97 75 94
TEMP 78 78 92 98 97 87 82 80 78 78 90 95 92 82 79 77 76 76 85 92 90 80
DEWPT 74 74 75 69 71 75 76 75 74 75 76 72 73 74 75 75 74 74 76 75 74 75
RH 88 88 58 39 43 68 82 85 88 91 64 48 54 77 88 94 94 94 75 58 60 85
WIND DIR SW W W SW SE S S S SW SW SW S S S SW SW SW SW SW SW SW S
WIND SPD 2 2 2 3 9 8 4 4 3 3 3 5 9 8 3 3 3 4 5 6 6 5
CLOUDS CL CL CL CL FW FW CL CL FW FW FW SC B2 B2 B1 SC SC B1 B1 B1 B1 B1
POP 12HR 10 10 60 40 70
QPF 12HR 0 0 0.25 0.02 0.17
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C S S S S L L S
TSTMS C L C C S S S S L L S
HEAT INDEX 103104105 96 102104101 94103 99
MAX HEAT 106 105 92 107 106 103 103
HEAT Y Y Y
DATE SUN 08/23/26 MON 08/24/26 TUE 08/25/26 WED 08/26/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 74 95 74 95 74 94 74 93
TEMP 76 75 93 85 77 75 93 84 77 75 92 83 77 75 91 83
DEWPT 73 73 71 73 72 71 70 73 73 72 72 73 72 72 74 74
PWIND DIR SW W SW SW S S S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 FW FW SC SC FW FW FW SC FW FW SC SC FW SC SC
POP 12HR 20 10 5 20 10 40 20 50
RAIN SHWRS S S S C S S S C
TSTMS S S S C S S C
SCZ150-202000-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
211 AM EDT THU AUG 20 2026
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 93 80 93 78 91
TEMP 82 82 91 92 92 85 83 82 81 82 90 91 90 83 82 80 79 79 86 90 87 82
DEWPT 79 80 80 79 79 79 80 79 79 79 80 79 78 77 78 77 77 77 79 79 79 78
RH 91 94 70 66 66 82 91 91 94 91 73 68 68 82 88 91 94 94 80 70 77 88
WIND DIR SW SE SE SE SE S S SW SW SW S S S S S SW SW SW SW SW SW SW
WIND SPD 2 1 3 8 9 6 5 5 4 3 5 11 12 9 8 5 4 4 6 10 11 9
CLOUDS CL CL FW FW FW FW SC FW FW FW SC SC B1 B2 B1 B1 SC SC SC SC B1 B1
POP 12HR 30 5 40 50 70
QPF 12HR 0.07 0 0.35 0.28 0.11
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C C C C C S S L L C
TSTMS C S C C C C C S S L L C
HEAT INDEX 92 93109108108 98 95 92 90 92107107104 92 91 100106101 90
MAX HEAT 93 111 110 97 92 109 107 92 106 106
HEAT Y Y Y
DATE SUN 08/23/26 MON 08/24/26 TUE 08/25/26 WED 08/26/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 76 92 77 91 77 90 77 90
TEMP 79 77 90 84 80 78 90 84 80 79 89 83 79 78 88 83
DEWPT 77 76 77 77 77 75 75 76 76 76 76 75 75 75 77 76
PWIND DIR SW SW SW SW SW S SW SW
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 SC FW SC SC FW FW FW SC FW FW SC SC FW FW SC
POP 12HR 50 20 10 20 20 30 40 40
RAIN SHWRS C S S S S S C C C C C
TSTMS C S S S S S C C C C C
SCZ148-202000-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
211 AM EDT THU AUG 20 2026
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 97 78 95 76 93
TEMP 80 81 91 95 95 86 82 81 79 80 90 93 91 83 80 78 77 77 86 91 90 81
DEWPT 77 78 77 73 75 77 78 77 76 76 77 75 75 75 76 76 75 75 77 77 77 76
RH 91 91 64 49 53 75 88 88 91 88 66 56 60 77 88 94 94 94 75 64 66 85
WIND DIR S SW SW S SE S S S SW SW S S S S S SW SW SW SW SW S S
WIND SPD 1 1 2 4 8 6 4 4 3 3 3 8 10 8 4 3 3 4 5 6 8 6
CLOUDS CL CL FW FW SC FW FW FW FW SC FW SC B2 B2 B1 B1 SC SC SC B1 B1 B1
POP 12HR 10 10 50 40 70
QPF 12HR 0 0 0.26 0.04 0.22
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C S S L L C
TSTMS C C C C C C S S L L C
HEAT INDEX 105105107 97 91 103105102 90 97105103
MAX HEAT 109 107 94 106 105 105 106
HEAT Y Y Y
DATE SUN 08/23/26 MON 08/24/26 TUE 08/25/26 WED 08/26/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 75 95 75 94 76 93 75 93
TEMP 77 76 93 85 79 76 92 84 78 77 91 83 78 76 90 83
DEWPT 75 74 74 75 74 72 72 74 75 74 74 74 74 73 75 75
PWIND DIR SW SW SW SW SW SW S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 FW FW SC SC FW FW FW SC FW FW SC SC FW FW SC
POP 12HR 40 20 5 20 10 30 30 40
RAIN SHWRS C S S S C S C S C
TSTMS C S S S C S S S C
SCZ043-202000-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
211 AM EDT THU AUG 20 2026
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 96 74 95 72 92
TEMP 76 77 90 95 94 84 79 77 75 76 90 94 90 81 77 75 74 74 84 90 89 79
DEWPT 75 75 75 72 73 74 75 75 75 74 74 72 72 73 74 74 73 73 74 74 72 73
RH 97 94 62 48 51 72 88 94100 94 60 49 56 77 90 97 97 97 72 60 57 82
WIND DIR N N N S SE SE S S N N S S SW S S N N SW SW SW SW S
WIND SPD 0 0 0 1 8 6 4 2 0 0 3 6 9 6 3 0 0 3 5 8 6 4
CLOUDS CL FW FW FW FW FW FW CL FW FW FW SC B2 OV B1 B1 SC B1 B1 SC B1 B1
POP 12HR 20 10 60 50 60
QPF 12HR 0.01 0 0.60 0.05 0.19
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C L C C S S S S L L C
TSTMS S S C L C C S S S S L L C
HEAT INDEX 101104103 91 99102 97 91 99 96
MAX HEAT 104 105 102 101 99 100
DATE SUN 08/23/26 MON 08/24/26 TUE 08/25/26 WED 08/26/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 72 93 71 93 72 92 72 91
TEMP 74 74 92 83 75 73 91 83 74 74 90 82 74 74 90 82
DEWPT 72 72 68 70 70 69 67 70 71 71 68 71 71 71 71 72
PWIND DIR SW W SW W S S S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW FW FW CL FW FW SC FW FW SC SC FW FW SC
POP 12HR 30 10 5 20 10 30 20 50
RAIN SHWRS C S C S S S C
TSTMS C S C S C
GAZ099-202000-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
211 AM EDT THU AUG 20 2026
DATE THU 08/20/26 FRI 08/21/26 SAT 08/22/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 99 75 97 73 93
TEMP 75 76 90 97 98 88 81 78 76 77 89 95 91 79 76 75 74 75 84 91 91 81
DEWPT 70 71 72 68 67 71 73 73 73 73 74 72 73 74 75 75 74 74 76 74 72 73
RH 84 85 56 39 37 57 77 85 90 87 61 48 56 85 97100100 97 77 58 54 77
WIND DIR W W W N S S S S SW SW SW SW S S SW S SW SW W W SW S
WIND SPD 1 2 3 4 3 3 4 3 2 2 3 5 6 4 3 2 3 3 5 8 6 3
CLOUDS CL CL CL CL FW CL FW CL FW FW FW SC B1 B2 B2 B1 B1 B1 SC SC SC SC
POP 12HR 10 10 70 50 40
QPF 12HR 0 0 0.25 0.42 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C C C
TSTMS C L C C C C
HEAT INDEX 97102103 94 98104100 93101 99
MAX HEAT 102 104 104 105 101 101
DATE SUN 08/23/26 MON 08/24/26 TUE 08/25/26 WED 08/26/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 72 95 72 94 72 94 72 93
TEMP 75 74 93 85 75 73 92 84 74 74 91 83 74 74 91 83
DEWPT 73 72 69 68 68 68 67 68 71 71 70 71 71 71 72 73
PWIND DIR SW W W NW SW SW S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW FW FW CL FW FW FW FW SC SC FW FW SC SC
POP 12HR 10 5 5 10 10 30 20 40
RAIN SHWRS C S S C
TSTMS 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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