099
FOUS52 KCHS 081121
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
721 AM EDT TUE SEP 8 2026
SCZ150-082000-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
721 AM EDT TUE SEP 8 2026
DATE TUE 09/08/26 WED 09/09/26 THU 09/10/26
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 87 73 88 73 90
TEMP 73 82 86 85 78 77 76 75 75 84 86 84 78 77 76 75 75 85 88 86 80
DEWPT 70 71 70 70 69 70 71 71 72 72 71 72 71 72 73 73 74 73 73 74 74
RH 90 69 59 61 74 79 85 87 90 67 61 67 79 85 90 94 97 67 61 68 82
WIND DIR NE NE E E E NE NE NE NE E E E E E E N E SE S S S
WIND SPD 11 13 17 17 12 10 8 8 9 11 12 13 9 5 2 0 1 4 6 10 8
WIND GUST 28
CLOUDS FW SC B1 SC SC FW SC SC SC SC B1 SC B1 FW FW FW SC SC SC SC SC
POP 12HR 10 20 30 10 50
QPF 12HR 0 0.31 0.07 0 0.25
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C S C C C C
TSTMS C S
HEAT INDEX 91 90 90 91 90 92 96 94
MAX HEAT 91 91 91 94 96 97
COAST FLOOD Y Y
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26 MON 09/14/26
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 91 75 90 74 89 74 89
TEMP 77 76 89 82 77 77 87 81 77 77 87 82 77 76 87 81
DEWPT 75 75 74 75 76 76 75 75 75 76 75 75 75 75 74 74
PWIND DIR SW SW SW S SW S SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC
POP 12HR 10 50 30 60 30 50 20 40
RAIN SHWRS C C S C C L S C C C S C C
TSTMS C C S C S C S S S C S S C
GAZ218-082000-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
721 AM EDT TUE SEP 8 2026
DATE TUE 09/08/26 WED 09/09/26 THU 09/10/26
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 89 75 88 74 90
TEMP 74 82 87 87 80 77 76 75 76 82 86 86 80 77 76 75 75 84 88 87 80
DEWPT 70 73 74 73 72 72 72 72 73 75 75 74 73 74 74 73 74 76 75 75 75
RH 87 74 65 63 77 85 87 90 90 79 70 68 79 90 94 94 97 77 66 68 85
WIND DIR NE NE E E NE NE NE NE NE E E E E E E E E S S S S
WIND SPD 11 13 13 14 11 9 6 6 8 11 11 12 6 3 1 1 2 3 5 6 5
WIND GUST 24 26
CLOUDS FW SC SC SC SC SC SC SC SC B2 B2 B2 SC SC FW FW SC SC B1 SC SC
POP 12HR 40 30 60 10 70
QPF 12HR 0.06 0.03 0.08 0 0.28
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S C S C L C C C L L
TSTMS S C S S S C C S C C
HEAT INDEX 95 94 95 94 93 98 96
MAX HEAT 95 96 95 96 98 99
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26 MON 09/14/26
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 91 75 90 74 90
TEMP 76 75 90 83 77 76 88 82 77 76 88 82 76 76 88 82
DEWPT 75 74 75 75 75 74 76 75 75 75 76 75 75 74 76 75
PWIND DIR SW SW S S S SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 SC SC SC SC SC SC SC B1 SC SC SC
POP 12HR 10 50 20 50 30 50 10 50
RAIN SHWRS C C S S C C C S S C C C
TSTMS C C S S S C C S C S C
SCZ150-082000-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
721 AM EDT TUE SEP 8 2026
DATE TUE 09/08/26 WED 09/09/26 THU 09/10/26
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 86 76 86 76 87
TEMP 76 83 85 84 79 78 78 77 78 84 86 84 79 78 78 77 77 85 87 85 80
DEWPT 72 74 75 74 73 73 73 73 73 75 76 75 74 74 74 74 75 76 78 77 76
RH 87 74 72 72 82 85 85 87 85 74 72 74 85 88 88 90 94 75 75 77 88
WIND DIR NE NE E E E E E E E E E E E E SE SE SE SE S S S
WIND SPD 11 17 19 18 13 11 8 9 9 13 13 12 8 4 3 2 2 3 6 9 6
CLOUDS SC SC B1 SC B1 SC SC SC B1 SC B1 SC B1 SC FW FW SC SC SC SC SC
POP 12HR 20 30 30 20 40
QPF 12HR 0 0.10 0.03 0 0.16
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C S C S S S C C C C
TSTMS C S
HEAT INDEX 90 94 91 92 95 92 94 99 96
MAX HEAT 94 94 96 94 99 98
COAST FLOOD Y Y
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26 MON 09/14/26
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 89 77 88 77 88 77 88
TEMP 79 78 88 83 80 78 87 82 79 78 87 82 79 78 86 82
DEWPT 77 77 79 78 77 77 79 77 77 77 79 77 77 76 78 77
PWIND DIR SW SW SW S SW S SW S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC
POP 12HR 20 50 40 50 40 40 30 40
RAIN SHWRS S C C S C C C S C C C C C C
TSTMS S C C S C S C S S S C S S C
SCZ148-082000-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
721 AM EDT TUE SEP 8 2026
DATE TUE 09/08/26 WED 09/09/26 THU 09/10/26
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 87 75 86 75 88
TEMP 75 82 86 85 79 77 76 76 77 83 85 84 79 77 77 76 77 84 87 86 79
DEWPT 71 74 75 73 72 72 72 72 73 75 76 75 74 74 74 74 75 76 77 77 76
RH 87 77 70 67 79 85 87 87 87 77 75 74 85 90 90 94 94 77 72 75 91
WIND DIR NE NE E E E NE E NE NE E E E E E E E E S S S S
WIND SPD 11 14 14 13 10 9 6 8 9 12 11 11 6 3 2 1 1 3 4 6 4
WIND GUST 26 26 21 19 23 21 17
CLOUDS FW SC SC SC FW B1 B2 SC B1 B1 B1 B1 SC SC FW FW SC SC SC SC SC
POP 12HR 20 30 50 10 60
QPF 12HR 0.02 0.02 0.29 0 0.18
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C S C C C C C L L
TSTMS S S S S C C C C
HEAT INDEX 95 92 90 94 92 93 99 97
MAX HEAT 95 93 94 94 99 99
COAST FLOOD Y Y
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26 MON 09/14/26
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 90 76 89 76 88 75 89
TEMP 77 77 88 82 77 77 87 82 77 77 87 82 77 76 87 81
DEWPT 76 75 77 77 76 76 78 77 76 76 78 77 75 75 78 76
PWIND DIR SW SW SW S S S S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 SC SC SC SC SC SC SC B1 SC SC SC
POP 12HR 10 50 20 50 30 50 10 40
RAIN SHWRS C C S S C C S C C C C C
TSTMS C C S S S C S S C S C
SCZ043-082000-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
721 AM EDT TUE SEP 8 2026
DATE TUE 09/08/26 WED 09/09/26 THU 09/10/26
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 87 71 88 70 89
TEMP 71 82 86 85 77 74 73 72 72 83 86 86 78 74 72 71 72 84 88 87 79
DEWPT 67 68 69 69 68 68 68 68 69 70 71 70 70 70 70 70 72 72 72 72 73
RH 87 63 57 59 74 82 84 87 90 65 61 59 76 87 93 97100 67 59 61 82
WIND DIR NE NE E E E NE NE NE NE E E E E N N N N N S S S
WIND SPD 9 11 12 11 8 6 5 6 8 9 9 10 6 0 0 0 0 0 4 6 6
CLOUDS FW FW SC SC FW FW FW FW SC FW SC SC B1 FW FW FW SC SC SC SC SC
POP 12HR 10 5 40 5 60
QPF 12HR 0 0 0.06 0 0.25
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S C C L L
TSTMS C S C C
HEAT INDEX 90 91 91 90 95 94
MAX HEAT 90 91 91 93 95 96
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26 MON 09/14/26
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 90 72 89 72 89 72 89
TEMP 74 74 89 82 74 74 87 80 74 74 87 81 74 73 87 80
DEWPT 73 73 73 73 73 73 74 74 73 73 74 74 73 73 73 73
PWIND DIR S SW S S S S S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC B1 SC SC SC SC SC B1 SC B1 FW SC SC
POP 12HR 5 50 20 70 20 60 20 50
RAIN SHWRS C C S S C L S S S L S S C
TSTMS S C S C S C S C
GAZ099-082000-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
721 AM EDT TUE SEP 8 2026
DATE TUE 09/08/26 WED 09/09/26 THU 09/10/26
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 90 71 89 71 91
TEMP 71 80 88 86 77 75 73 73 71 81 87 85 77 75 73 73 73 82 89 87 78
DEWPT 68 73 73 72 73 71 70 70 71 74 75 74 75 74 73 73 73 75 75 74 76
RH 90 79 61 63 87 87 90 90100 79 68 70 94 97100100100 79 64 65 94
WIND DIR NE NE E E E E NE NE NE NE E E E E E E NE S S S S
WIND SPD 9 11 11 10 6 5 4 6 8 9 10 9 5 3 1 1 1 3 3 3 3
WIND GUST 17 16
CLOUDS CL FW SC SC SC FW FW FW FW SC B1 B1 B1 FW FW FW SC SC SC SC B1
POP 12HR 10 5 50 5 50
QPF 12HR 0 0 0.07 0 0.12
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S C C
TSTMS C C C C
HEAT INDEX 96 92 96 93 99 95
MAX HEAT 96 96 96 97 99 99
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26 MON 09/14/26
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 91 72 91 72 90 72 91
TEMP 75 74 89 81 75 74 89 81 75 74 88 80 75 74 88 81
DEWPT 75 74 75 75 74 74 75 76 75 74 76 76 75 74 75 75
PWIND DIR S SW SW SW S S S NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC FW SC SC SC FW B1 SC SC SC B1 SC
POP 12HR 10 50 20 40 20 40 20 30
RAIN SHWRS C C S S C S S C S C
TSTMS S C S C 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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page