342
FOUS52 KCHS 120935
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
535 AM EDT TUE AUG 12 2025
SCZ050-122000-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
535 AM EDT TUE AUG 12 2025
DATE TUE 08/12/25 WED 08/13/25 THU 08/14/25
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 76 91 77 91
TEMP 77 85 88 88 82 79 78 77 78 84 88 88 82 80 79 77 79 85 89 88 82
DEWPT 76 77 76 77 77 76 76 76 76 75 75 76 76 76 76 76 76 75 75 76 76
RH 97 77 68 70 85 91 94 97 94 74 66 68 82 88 91 97 91 72 64 68 82
WIND DIR E SW S S S S S SW SW SW S S S SW SW SW W W SW SW SW
WIND SPD 2 5 6 8 8 5 5 4 5 6 9 10 9 8 6 5 5 8 9 9 6
CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 B1
POP 12HR 50 10 50 20 50
QPF 12HR 0.15 0 0.06 0 0.09
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S S C C S S S S C C C
TSTMS C C C C S S C C S S S S C C C
HEAT INDEX 96 99100 90 92 98 99 94 99 99
MAX HEAT 100 100 98 100 99 99
DATE FRI 08/15/25 SAT 08/16/25 SUN 08/17/25 MON 08/18/25
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 91 76 89 75 90 74 90
TEMP 78 78 89 83 78 78 88 82 77 77 88 81 76 76 88 82
DEWPT 76 76 76 76 76 75 74 75 75 74 73 74 74 73 72 73
PWIND DIR SW SW W NE NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 B1 SC B1 B2 SC SC SC B1 FW FW FW SC
POP 12HR 30 50 30 60 20 30 10 20
RAIN SHWRS C S C C S C L S S C S
TSTMS C S C C S C L S S C S
GAZ118-122000-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
535 AM EDT TUE AUG 12 2025
DATE TUE 08/12/25 WED 08/13/25 THU 08/14/25
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 76 93 76 93
TEMP 77 86 90 88 82 78 78 77 77 85 90 90 83 80 78 76 77 86 91 90 84
DEWPT 77 79 78 78 77 77 77 76 76 77 75 76 76 77 76 75 75 77 76 75 77
RH 100 80 68 72 85 97 97 97 97 77 62 64 80 91 94 97 94 75 62 62 80
WIND DIR SE S S SE SE S S SW SW SW SW S S S SW SW W W SW SW SW
WIND SPD 2 4 5 8 5 4 3 3 2 5 5 6 5 4 3 3 3 5 5 5 3
CLOUDS SC B1 B1 SC SC B1 SC B1 SC SC B1 B1 SC SC SC FW FW FW B1 B1 SC
POP 12HR 40 10 40 20 40
QPF 12HR 0.08 0 0.04 0.01 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S C C S S C C S
TSTMS S C S C C S S C C S
HEAT INDEX 100105102 90 96101102 91 97103101 94
MAX HEAT 105 105 101 102 103 102
DATE FRI 08/15/25 SAT 08/16/25 SUN 08/17/25 MON 08/18/25
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 93 76 92 75 91 74 91
TEMP 78 77 91 85 78 78 90 83 78 77 89 83 77 76 90 83
DEWPT 76 76 77 77 76 76 77 76 75 75 75 75 74 74 74 74
PWIND DIR SW W SW NE NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW B1 SC SC SC B2 SC SC SC B1 SC FW FW B1
POP 12HR 20 40 20 60 20 40 10 30
RAIN SHWRS S C S S L S S C C
TSTMS S C S S L S S C C
SCZ050-122000-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
535 AM EDT TUE AUG 12 2025
DATE TUE 08/12/25 WED 08/13/25 THU 08/14/25
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 77 90 78 91
TEMP 80 85 88 88 82 80 78 77 79 85 88 88 83 81 80 78 80 86 89 88 83
DEWPT 78 78 78 78 78 78 78 77 78 77 78 78 78 77 78 77 78 77 77 78 78
RH 94 80 72 72 88 94100100 97 77 72 72 85 88 94 97 94 75 68 72 85
WIND DIR S S S SE S S SW SW SW SW S S S SW SW SW W SW SW SW SW
WIND SPD 2 5 6 8 5 5 5 5 4 6 9 11 9 6 5 5 5 6 10 10 6
CLOUDS B1 B1 B1 SC B1 SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 B1
POP 12HR 50 20 40 20 40
QPF 12HR 0.03 0 0.01 0 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C S S C C C C S S S S S S C C C
TSTMS C C C S S C C C C S S S S S S C C C
HEAT INDEX 97101101 91 96102102 93 97102102 93
MAX HEAT 103 105 90 102 103 90 102 102
DATE FRI 08/15/25 SAT 08/16/25 SUN 08/17/25 MON 08/18/25
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 90 78 89 76 89 76 89
TEMP 80 79 89 83 80 79 88 83 79 78 87 83 78 77 88 82
DEWPT 78 77 78 78 77 77 78 78 77 76 76 76 76 75 76 76
PWIND DIR SW SW W NE NE NE NE E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 B1 B1 B1 B1 SC SC B1 B1 FW FW FW SC
POP 12HR 30 40 30 50 20 30 10 20
RAIN SHWRS C S S C C C C C S S C C S S
TSTMS C S S C C S C C S S C C S S
SCZ048-122000-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
535 AM EDT TUE AUG 12 2025
DATE TUE 08/12/25 WED 08/13/25 THU 08/14/25
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 76 91 76 91
TEMP 78 86 88 87 81 78 78 77 78 85 90 88 81 80 78 76 78 86 90 88 82
DEWPT 77 78 78 79 77 77 77 76 76 77 76 76 77 77 77 76 76 77 76 77 77
RH 97 77 72 77 88 97 97 97 94 77 64 68 88 91 97100 94 75 64 70 85
WIND DIR SE S S S S S S SW SW SW S S S S SW SW W W SW SW SW
WIND SPD 2 4 5 8 5 4 3 3 3 5 5 8 5 4 4 4 4 5 5 6 4
CLOUDS SC SC B1 B1 B1 SC SC B1 SC SC B1 B1 SC SC SC SC FW FW B1 B1 SC
POP 12HR 40 10 40 20 40
QPF 12HR 0.03 0 0.04 0 0.09
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C S S C C S
TSTMS S S C C C C S S C C S
HEAT INDEX 98102101 96102 99 97102100 90
MAX HEAT 102 105 102 102 102 102
DATE FRI 08/15/25 SAT 08/16/25 SUN 08/17/25 MON 08/18/25
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 76 89 75 90 74 90
TEMP 78 78 91 83 78 78 88 81 77 77 89 81 76 76 89 82
DEWPT 76 76 77 78 76 76 78 77 75 75 75 75 74 74 74 75
PWIND DIR SW SW SW NE NE NE NE E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW B1 B1 SC SC B1 SC SC SC B1 SC FW FW SC
POP 12HR 20 40 30 50 20 40 10 20
RAIN SHWRS S C C S C S S C S
TSTMS S C C S C S S C S
SCZ043-122000-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
535 AM EDT TUE AUG 12 2025
DATE TUE 08/12/25 WED 08/13/25 THU 08/14/25
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 88 73 90 74 89
TEMP 75 85 88 88 81 76 74 74 75 84 88 88 81 77 76 74 76 84 88 87 82
DEWPT 75 77 77 77 78 76 74 74 75 76 74 75 76 76 76 74 75 75 75 75 76
RH 100 77 70 70 91100100100100 77 63 66 85 97100100 97 74 66 68 82
WIND DIR E S S SE S S S S SW SW SW SW S S SW SW SW W SW SW SW
WIND SPD 1 3 5 6 5 3 2 2 2 5 6 6 5 3 3 3 3 5 6 5 2
CLOUDS B1 B1 B1 B1 B1 SC B1 B1 B1 SC B1 B1 SC SC B1 SC SC SC B1 B1 SC
POP 12HR 50 10 40 20 40
QPF 12HR 0.09 0 0.03 0.02 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C S S C C S
TSTMS S S C C C C S S C C S
HEAT INDEX 96100100 93 97 98 92 98 96
MAX HEAT 100 100 97 99 98 97
DATE FRI 08/15/25 SAT 08/16/25 SUN 08/17/25 MON 08/18/25
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 90 74 89 72 88 71 89
TEMP 76 76 89 82 76 76 87 80 74 74 87 80 73 73 88 80
DEWPT 76 76 75 77 76 75 75 75 74 74 73 74 73 73 72 74
PWIND DIR SW W SW NE NE NE E NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW B1 SC SC SC B1 SC SC SC B1 FW FW FW SC
POP 12HR 20 40 20 50 10 30 5 20
RAIN SHWRS S C S C C S
TSTMS S C S C C S
GAZ099-122000-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
535 AM EDT TUE AUG 12 2025
DATE TUE 08/12/25 WED 08/13/25 THU 08/14/25
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 92 74 92 74 91
TEMP 76 86 92 90 83 78 76 75 76 83 90 90 83 78 76 74 76 84 89 89 84
DEWPT 76 77 75 76 76 75 75 74 74 76 75 74 76 75 74 74 75 76 76 75 76
RH 100 75 58 64 80 91 97 97 94 80 62 60 80 91 94100 97 77 66 64 77
WIND DIR SE S S S SE S S SW SW SW SW SW SW SW SW SW SW W W W SW
WIND SPD 2 4 5 4 2 2 2 2 2 4 5 5 2 2 2 2 2 5 5 5 2
CLOUDS SC SC B1 B1 SC SC SC B1 SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC
POP 12HR 40 20 40 20 40
QPF 12HR 0.01 0.05 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S C C S S C C
TSTMS C C S C C S C C
HEAT INDEX 97103102 91 91101 99 91 93100 99 93
MAX HEAT 103 105 101 102 100 101
DATE FRI 08/15/25 SAT 08/16/25 SUN 08/17/25 MON 08/18/25
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 92 74 90 72 91
TEMP 77 76 91 85 77 77 90 82 76 76 88 83 75 74 90 84
DEWPT 75 75 75 77 75 75 76 75 75 74 74 74 72 73 72 73
PWIND DIR SW W W NE E NE E NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW B1 SC SC SC B1 SC SC SC B1 FW FW FW SC
POP 12HR 10 30 20 40 20 30 10 20
RAIN SHWRS C S C S C S
TSTMS C S C S C S
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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