021
FOUS52 KCHS 201826
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
226 PM EDT MON JUL 20 2026
SCZ150-210800-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
226 PM EDT MON JUL 20 2026
DATE 07/20/26 TUE 07/21/26 WED 07/22/26 THU
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 80 94 80 94 79
TEMP 89 85 82 81 81 82 89 92 91 85 83 82 82 82 89 92 91 85 83 82 81 81
DEWPT 75 75 76 76 77 77 75 72 72 75 76 76 76 76 74 72 73 75 75 76 76 75
RH 64 72 82 85 88 85 64 52 54 72 80 82 82 82 61 52 56 72 77 82 85 82
WIND DIR S S S S S S S S S S S S S S SW S S S S S SW SW
WIND SPD 14 11 9 9 8 9 13 17 19 14 13 11 11 11 13 18 19 14 12 11 9 9
WIND GUST 28 29
CLOUDS SC SC SC SC SC FW SC SC FW SC B1 B1 B1 SC SC B1 SC SC SC SC SC SC
POP 12HR 10 20 20 10 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S C
TSTMS S S S S
HEAT INDEX 99 94 90 99100 99 94 91 98100100 94 90
MAX HEAT 102 92 90 101 102 92 100 101 92
DATE 07/23 FRI 07/24/26 SAT 07/25/26 SUN 07/26/26 MON 07/27/26
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 77 92 76 92 75 92 75 94
TEMP 92 86 79 78 89 85 78 78 89 84 77 77 90 85 78 77 92 87
DEWPT 72 75 76 76 74 76 75 76 74 76 75 75 73 75 75 75 74 76
PWIND DIR SW S S S SW W W SW SW
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B2 B1 B1 B1 B1 B2 B2 B1 B1 SC SC FW SC
POP 12HR 40 60 60 40 70 50 50 30 30
RAIN SHWRS C C L C C L C C C L C C C C C S C
TSTMS S C C S C C C S C L C C C C C S C
GAZ218-210800-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
226 PM EDT MON JUL 20 2026
DATE 07/20/26 TUE 07/21/26 WED 07/22/26 THU
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 79 94 79 95 78
TEMP 92 86 82 81 80 81 90 93 92 86 83 81 80 80 89 93 93 87 83 81 79 79
DEWPT 73 74 75 76 76 76 75 74 75 75 75 75 73 74 74 73 74 75 75 74 73 74
RH 54 68 79 85 88 85 62 54 58 70 77 82 79 82 61 52 54 68 77 79 82 85
WIND DIR S S S S S S S S S S S S S S SW S S S S S SW SW
WIND SPD 12 10 6 5 3 5 11 14 14 12 11 8 5 6 10 11 13 12 11 6 4 4
CLOUDS FW SC SC FW FW FW FW FW FW SC B1 SC SC SC SC SC SC SC SC FW FW SC
POP 12HR 10 20 10 10 5
QPF 12HR 0 0.02 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 101 94 101103103 95 90 98102103 96 90
MAX HEAT 102 92 105 105 92 102 105 94
DATE 07/23 FRI 07/24/26 SAT 07/25/26 SUN 07/26/26 MON 07/27/26
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 77 94 76 92 75 93 76 95
TEMP 93 88 79 79 91 86 79 77 91 84 78 78 90 87 78 77 93 89
DEWPT 74 75 75 75 75 75 75 75 76 75 75 75 76 75 74 75 76 75
PWIND DIR SW S SW S W W W SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC FW SC
POP 12HR 40 40 50 30 60 50 50 20 30
RAIN SHWRS C C C C C C S C L C S C C S S C
TSTMS C C S C C C L C S C S S C
SCZ150-210800-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
226 PM EDT MON JUL 20 2026
DATE 07/20/26 TUE 07/21/26 WED 07/22/26 THU
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 93 82 93 81
TEMP 89 85 84 83 83 84 90 91 90 85 84 84 83 84 89 91 90 86 84 83 83 83
DEWPT 79 78 78 78 78 79 79 78 77 78 78 78 77 78 78 78 77 78 78 78 77 77
RH 73 80 82 85 85 85 70 66 66 80 82 82 82 82 70 66 66 77 82 85 82 82
WIND DIR S S S S SW SW S S S S S S S SW SW S S S S S SW SW
WIND SPD 13 11 10 10 9 10 13 17 18 14 16 13 13 12 16 18 18 14 14 13 11 8
WIND GUST 24
CLOUDS SC SC SC SC SC FW SC SC FW SC SC B2 B1 SC SC B1 SC SC SC SC SC SC
POP 12HR 10 10 30 10 30
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C
TSTMS S S S S
HEAT INDEX 104 97 95 93 93 95106106103 97 95 95 92 94103106103 97 95 93 92 92
MAX HEAT 105 95 96 108 106 97 95 106 106 96 93
DATE 07/23 FRI 07/24/26 SAT 07/25/26 SUN 07/26/26 MON 07/27/26
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 79 90 79 90 77 91 78 93
TEMP 91 85 81 81 89 84 81 80 89 84 80 79 89 85 80 79 90 87
DEWPT 78 77 77 78 79 78 77 78 78 77 77 77 77 77 77 77 78 78
PWIND DIR SW S S S SW W W SW SW
WIND CHAR GN GN GN LT LT LT LT LT GN
AVG CLOUDS SC B1 B1 B1 B1 B2 B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC
POP 12HR 40 50 50 40 60 50 40 30 30
RAIN SHWRS C C C C C C C C C L C C C C C S S C
TSTMS S C C C C C C S C L C C C C C S S C
SCZ148-210800-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
226 PM EDT MON JUL 20 2026
DATE 07/20/26 TUE 07/21/26 WED 07/22/26 THU
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 81 94 81 94 80
TEMP 93 86 83 83 82 83 91 93 92 86 84 83 82 82 90 93 92 87 84 83 81 81
DEWPT 76 75 76 76 76 77 76 76 76 76 76 76 75 75 75 75 76 76 76 76 74 75
RH 58 70 80 80 82 82 62 58 60 72 77 80 79 79 62 56 60 70 77 80 79 82
WIND DIR S S S S S S S S S S S S S S SW S S S S S SW SW
WIND SPD 11 10 8 8 6 6 13 16 14 12 13 11 10 10 12 14 14 12 12 10 8 5
WIND GUST 27 26 24 24 25 25 23
CLOUDS FW B1 SC FW FW FW SC SC SC SC B1 B1 B2 SC SC SC SC B1 SC SC SC SC
POP 12HR 10 5 10 10 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
HEAT INDEX 106 95 91 91 92103106105 96 93 91 101105105 98 93 91
MAX HEAT 109 92 92 106 105 94 91 105 106 96
DATE 07/23 FRI 07/24/26 SAT 07/25/26 SUN 07/26/26 MON 07/27/26
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 78 93 77 92 76 93 77 95
TEMP 93 88 80 79 91 86 80 79 90 85 79 77 90 86 79 79 93 89
DEWPT 75 76 76 76 77 76 76 76 77 77 76 75 77 76 75 75 77 76
PWIND DIR SW S S S SW W W SW SW
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B2 B1 B1 B2 B1 B1 B1 B2 B2 B1 B1 B1 B1 SC FW SC
POP 12HR 40 50 50 40 60 50 50 20 30
RAIN SHWRS S C C C C C C C C L C C C C S S C
TSTMS S C C S S C C S C L C S S C S S C
SCZ043-210800-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
226 PM EDT MON JUL 20 2026
DATE 07/20/26 TUE 07/21/26 WED 07/22/26 THU
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 94 77 94 76
TEMP 92 86 80 78 77 79 89 93 92 85 81 80 78 79 88 92 92 86 81 79 77 78
DEWPT 72 72 74 74 74 76 73 70 70 73 74 74 73 73 72 70 70 73 74 73 73 73
RH 52 63 82 88 90 91 59 47 49 67 79 82 85 82 59 49 49 65 79 82 87 85
WIND DIR S S S S S S S S S S S S S S SW SW S S S S SW SW
WIND SPD 11 9 6 4 3 5 10 13 14 11 10 8 6 8 11 12 13 11 9 6 6 5
WIND GUST 23
CLOUDS SC SC SC FW FW FW SC SC FW SC B1 B1 SC SC SC SC SC SC SC SC SC SC
POP 12HR 5 10 5 10 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S C
TSTMS S S
HEAT INDEX 100 92 97 99 98 92 95 98 98 93
MAX HEAT 101 100 100 98 99 91
DATE 07/23 FRI 07/24/26 SAT 07/25/26 SUN 07/26/26 MON 07/27/26
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 74 90 73 90 72 91 73 93
TEMP 90 85 76 76 88 84 75 75 88 83 75 74 88 84 75 75 91 87
DEWPT 72 74 74 74 73 75 73 74 73 75 73 74 73 74 73 74 72 74
PWIND DIR SW SE NE E W W W SW SW
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B2 B1 B1 B1 B2 B1 B1 B2 B1 B1 SC B1 SC SC SC
POP 12HR 50 60 60 40 70 50 50 20 30
RAIN SHWRS C C L C C L C C C L C C C C S S C
TSTMS S C C S S C C C L C S C S S C
GAZ099-210800-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
226 PM EDT MON JUL 20 2026
DATE 07/20/26 TUE 07/21/26 WED 07/22/26 THU
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 94 75 94 76
TEMP 93 85 79 77 76 78 87 92 92 85 80 78 76 77 85 92 92 86 81 78 77 78
DEWPT 74 74 75 75 74 76 75 73 74 75 75 74 73 74 75 73 73 74 74 73 73 75
RH 54 70 88 94 94 94 68 54 56 72 85 88 90 90 72 54 54 68 79 85 87 91
WIND DIR S SE S SE SE S S S S SW S S S S SW SW S SW S SW SW SW
WIND SPD 8 6 3 2 3 4 9 10 10 6 5 4 5 6 10 11 10 5 5 4 5 5
CLOUDS SC B1 SC FW CL CL FW FW B1 SC B1 SC B1 B1 SC SC SC SC SC SC SC SC
POP 12HR 20 30 20 20 10
QPF 12HR 0.02 0.03 0.24 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S C
TSTMS S S S S S S
HEAT INDEX 103 93 96101102 94 94101101 94
MAX HEAT 105 101 103 101 102 91
DATE 07/23 FRI 07/24/26 SAT 07/25/26 SUN 07/26/26 MON 07/27/26
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 74 91 74 88 73 91 74 93
TEMP 91 86 76 76 89 84 76 76 86 82 75 75 89 85 77 76 91 87
DEWPT 74 75 75 75 75 76 75 75 76 76 75 75 76 75 75 75 76 75
PWIND DIR SW S W SE W SW W W W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC SC SC
POP 12HR 50 50 50 40 60 40 50 20 30
RAIN SHWRS C C C C C C C C L C S C C S S C
TSTMS S C C S C C C L C S C S 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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