843
FOUS52 KCHS 171041
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
641 AM EDT FRI JUL 17 2026
SCZ150-172000-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
641 AM EDT FRI JUL 17 2026
DATE FRI 07/17/26 SAT 07/18/26 SUN 07/19/26
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 78 94 78 94
TEMP 80 91 95 93 87 82 80 79 80 89 92 91 85 82 81 80 80 88 92 91 85
DEWPT 76 76 76 76 76 77 77 77 78 77 74 74 76 76 76 76 75 75 73 74 75
RH 88 62 54 58 70 85 91 94 94 68 56 58 75 82 85 88 85 66 54 58 72
WIND DIR SW SW S S S S S S S S S S S S SW SW SW SW SW S S
WIND SPD 2 1 6 12 8 6 4 4 5 9 13 17 13 11 9 9 9 11 14 17 12
CLOUDS FW FW SC FW FW FW CL FW FW FW FW FW FW FW FW FW FW FW SC SC SC
POP 12HR 20 5 10 10 20
QPF 12HR 0.01 0 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C
TSTMS S S C
HEAT INDEX 103109106 98 90 102102101 94 98101101 94
MAX HEAT 110 109 93 102 103 93 102 102
HEAT Y Y Y
DATE MON 07/20/26 TUE 07/21/26 WED 07/22/26 THU 07/23/26
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 77 93 77 94 79 95 77 93
TEMP 80 79 91 84 80 80 91 85 81 81 92 85 80 79 89 83
DEWPT 75 76 74 75 75 76 74 76 76 76 74 77 76 75 74 75
PWIND DIR SW S S S SW SW SW N
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS SC SC SC SC SC SC SC B1 SC SC SC SC B1 B1 B1 B1
POP 12HR 30 40 30 40 10 30 50 60
RAIN SHWRS C S C C C S C C C C C C L
TSTMS C S C C C S C C C C S C L
GAZ218-172000-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
641 AM EDT FRI JUL 17 2026
DATE FRI 07/17/26 SAT 07/18/26 SUN 07/19/26
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 77 95 77 94
TEMP 78 90 95 93 87 81 79 78 79 89 93 92 86 81 79 77 78 87 92 92 86
DEWPT 75 77 75 75 76 76 76 75 76 77 75 75 75 75 75 74 75 76 75 75 75
RH 91 66 53 56 70 85 91 91 91 68 56 58 70 82 88 90 91 70 58 58 70
WIND DIR W W S S S S S S SW S S S S S SW SW SW SW SW S S
WIND SPD 3 3 6 9 8 6 2 2 2 5 8 10 9 6 5 5 6 8 8 10 8
CLOUDS CL CL SC SC SC FW FW FW CL FW B1 B1 FW SC FW FW FW SC SC SC SC
POP 12HR 20 10 50 20 40
QPF 12HR 0 0 0.02 0.01 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C S S C C C
TSTMS S S C C S S C C C
HEAT INDEX 103107105 98 102105103 95 98103103 95
MAX HEAT 107 107 93 106 107 90 103 105
DATE MON 07/20/26 TUE 07/21/26 WED 07/22/26 THU 07/23/26
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 94 77 94 78 96 78 93
TEMP 79 78 92 85 79 79 93 86 80 80 94 87 80 79 91 85
DEWPT 74 75 75 75 75 75 76 76 75 76 76 76 75 75 76 75
PWIND DIR SW S S SW SW SW SW NW
WIND CHAR LT LT LT LT LT GN LT LT
AVG CLOUDS SC SC SC SC B1 SC SC SC SC FW SC SC SC SC SC B1
POP 12HR 30 50 30 40 10 20 40 50
RAIN SHWRS C S C C S C S C C C C
TSTMS C S C C S C S C S C
SCZ150-172000-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
641 AM EDT FRI JUL 17 2026
DATE FRI 07/17/26 SAT 07/18/26 SUN 07/19/26
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 94 81 92 81 93
TEMP 81 91 94 91 86 83 81 81 83 89 91 90 85 84 83 82 82 89 91 90 85
DEWPT 78 79 78 77 79 78 78 78 79 80 79 77 78 78 77 77 77 79 79 77 78
RH 91 68 60 64 80 85 91 91 88 75 68 66 80 82 82 85 85 73 68 66 80
WIND DIR W SW S S S S S S S S S S S S SW SW SW SW SW SW S
WIND SPD 3 2 11 12 9 6 4 4 5 10 13 16 13 12 11 10 9 12 17 17 12
CLOUDS FW FW FW CL FW FW CL FW FW FW SC FW FW FW FW FW FW FW FW FW SC
POP 12HR 10 0 5 20 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C
TSTMS S S S S C
HEAT INDEX 107110105 99 92 94106107103 97 94 92 90 90104107103 97
MAX HEAT 110 109 96 94 108 106 95 92 108 106
HEAT Y Y Y
DATE MON 07/20/26 TUE 07/21/26 WED 07/22/26 THU 07/23/26
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 80 92 80 92 81 94 80 91
TEMP 82 81 90 84 82 82 90 85 83 83 91 85 82 81 89 83
DEWPT 77 77 79 78 77 78 79 79 78 78 80 79 78 77 79 78
PWIND DIR SW S S SW SW SW SW NE
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1
POP 12HR 40 40 40 30 20 20 50 60
RAIN SHWRS C C C C C C C C S S C C C L
TSTMS C S C C C C C C S S C S C C
SCZ148-172000-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
641 AM EDT FRI JUL 17 2026
DATE FRI 07/17/26 SAT 07/18/26 SUN 07/19/26
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 79 94 79 94
TEMP 80 90 94 93 87 82 81 80 81 90 93 92 86 82 81 79 80 88 93 92 86
DEWPT 75 77 76 76 77 77 77 76 77 77 77 76 76 76 75 74 75 77 77 76 76
RH 85 66 56 58 72 85 88 88 88 66 60 60 72 82 82 85 85 70 60 60 72
WIND DIR W W SW S S S S S S S S S S S SW SW SW SW S S S
WIND SPD 2 3 6 11 8 5 2 2 2 6 11 11 10 9 8 8 8 10 11 11 9
WIND GUST 20 19
CLOUDS CL CL FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC
POP 12HR 20 5 30 10 20
QPF 12HR 0.28 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S S
TSTMS S C S S S
HEAT INDEX 103107106 99 90 103107105 96 100107105 96
MAX HEAT 107 107 93 107 106 93 107 107
DATE MON 07/20/26 TUE 07/21/26 WED 07/22/26 THU 07/23/26
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 78 93 78 94 80 96 79 93
TEMP 80 80 91 85 80 80 93 86 82 81 94 87 81 80 91 85
DEWPT 75 75 77 76 75 76 77 77 76 76 77 77 76 75 77 76
PWIND DIR SW S S SW SW SW SW NW
WIND CHAR LT GN LT GN GN GN LT LT
AVG CLOUDS SC SC SC SC SC SC SC SC SC FW SC SC B1 B1 B1 B1
POP 12HR 20 40 40 30 10 20 40 50
RAIN SHWRS S S C C S C S C C C C
TSTMS S S C C S C S C S C
SCZ043-172000-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
641 AM EDT FRI JUL 17 2026
DATE FRI 07/17/26 SAT 07/18/26 SUN 07/19/26
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 75 94 75 93
TEMP 78 91 95 94 87 80 77 75 77 89 92 92 85 79 77 76 77 88 92 91 85
DEWPT 74 75 72 73 75 75 75 75 75 75 72 73 74 74 74 73 73 74 72 72 74
RH 88 60 48 51 68 85 94100 94 64 52 54 70 85 90 90 87 63 52 54 70
WIND DIR SW SW S S S SW N N N S S S S S SW SW SW SW SW S S
WIND SPD 2 2 4 10 11 2 0 0 0 6 9 11 9 6 5 6 6 9 11 11 8
CLOUDS FW FW SC SC SC SC FW FW FW FW B1 SC SC SC FW FW FW FW SC SC SC
POP 12HR 20 5 30 10 30
QPF 12HR 0.14 0 0.05 0 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C S
TSTMS S S C C C S
HEAT INDEX 102104103 96 99100101 93 97100 99 93
MAX HEAT 105 105 92 101 101 101 101
DATE MON 07/20/26 TUE 07/21/26 WED 07/22/26 THU 07/23/26
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 92 74 93 76 94 75 91
TEMP 77 76 90 84 77 77 92 86 78 79 93 86 78 77 89 83
DEWPT 73 74 73 74 74 74 73 75 74 74 73 75 74 73 72 73
PWIND DIR SW S S SW SW SW SW N
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS SC SC SC B1 SC SC SC SC SC FW SC SC B1 B1 B1 B1
POP 12HR 20 40 20 30 10 30 40 50
RAIN SHWRS S C C S S C C C C C C
TSTMS S C C S S C C C S C
GAZ099-172000-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
641 AM EDT FRI JUL 17 2026
DATE FRI 07/17/26 SAT 07/18/26 SUN 07/19/26
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 75 94 74 93
TEMP 77 87 94 94 86 79 76 76 77 87 92 92 85 79 77 75 76 85 91 91 84
DEWPT 75 77 74 73 77 76 75 74 76 77 74 74 76 75 75 74 75 77 75 74 75
RH 94 72 53 51 75 91 97 94 97 72 56 56 75 88 94 97 97 77 60 58 74
WIND DIR W W S S S SW S S SW SW SW S S S SW SW SW SW SW SW SW
WIND SPD 3 3 3 4 3 5 1 2 2 4 6 6 3 3 3 4 5 6 8 6 3
CLOUDS CL CL FW SC SC B1 FW CL FW CL SC SC B2 B1 SC SC SC SC SC SC SC
POP 12HR 30 30 40 30 30
QPF 12HR 0.02 0.04 0.04 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C C C C S
TSTMS S C C C C S C C S
HEAT INDEX 99105103 97 99102102 94 96102101 92
MAX HEAT 105 106 90 102 103 102 102
DATE MON 07/20/26 TUE 07/21/26 WED 07/22/26 THU 07/23/26
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 93 75 94 76 95 76 93
TEMP 76 76 91 84 77 77 91 86 78 79 92 87 79 78 89 84
DEWPT 74 75 75 76 75 76 75 76 75 76 75 76 75 75 74 74
PWIND DIR SW SW S SW SW SW SW N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC SC SC SC FW SC SC SC SC B1 B1
POP 12HR 20 40 20 20 10 20 40 50
RAIN SHWRS S C S S S C S S C
TSTMS S C S S S 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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