Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
002
FOUS52 KCHS 072021
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
421 PM EDT Mon Sep 7 2026
SCZ150-080800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
421 PM EDT Mon Sep 7 2026
Date 09/07/26 Tue 09/08/26 Wed 09/09/26 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 73 88 72 89 73
Temp 85 80 77 76 74 74 82 86 84 78 77 75 74 75 83 87 85 79 77 76 75 75
Dewpt 72 70 70 70 69 70 71 71 71 70 71 72 72 72 72 72 73 72 73 73 73 74
RH 65 72 79 82 84 87 69 61 65 76 82 90 93 90 70 61 67 79 87 90 94 97
Wind dir E NE NE NE NE NE NE E E E NE NE NE NE E E E E E E N N
Wind spd 17 12 12 10 11 11 14 17 17 12 10 8 8 9 11 13 13 9 5 3 0 0
Wind gust 28
Clouds SC FW SC B1 FW SC SC SC SC SC SC SC FW FW SC SC SC SC SC FW FW SC
PoP 12hr 10 20 30 40 10
QPF 12hr 0 0 0 0.02 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S S C C C C C
Tstms S S C S
Heat index 91 91 94 92
Max heat 94 91 91 94 94
Coast Flood Y
Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26
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 90 74 92 75 90 74 90 74 89
Temp 88 80 76 76 89 82 77 76 87 82 77 76 88 82 77 74 87 81
Dewpt 73 74 75 75 73 75 75 76 75 75 75 75 74 75 75 74 73 73
PWind dir SE SW SW SW S SW E SW NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC SC SC B1 SC SC SC B1 SC SC B1 B1 SC SC SC
PoP 12hr 50 10 40 20 50 30 50 20 40
Rain shwrs C C S C S S S C C S C C S S C
Tstms S C S C S S S C C S C S S C
$$
GAZ218-080800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
421 PM EDT Mon Sep 7 2026
Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 73 90 74 90 74
Temp 86 80 77 76 75 75 82 87 87 80 78 76 75 76 84 88 87 80 78 77 75 75
Dewpt 75 72 72 71 70 70 74 74 74 72 73 72 73 73 76 75 75 74 74 74 73 74
RH 70 77 85 85 84 84 77 65 65 77 85 87 94 90 77 66 68 82 88 90 94 97
Wind dir E E NE NE NE NE NE E E E NE NE NE NE E E E E E E E NE
Wind spd 12 9 9 9 10 11 12 13 13 10 9 6 6 8 10 11 11 6 2 1 1 1
Wind gust 24 24
Clouds B2 SC B1 SC SC SC SC SC SC SC SC SC SC SC B1 SC SC SC FW FW SC FW
PoP 12hr 20 50 50 50 10
QPF 12hr 0.01 0.10 0.08 0.34 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S S C C S S C C C C C C
Tstms C S C C S C S
Heat index 95 95 95 93 98 96
Max heat 98 95 98 98 99
Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 91 74 92 75 92 74 91 74 90
Temp 89 81 76 75 90 83 77 76 89 83 77 76 89 83 76 75 88 82
Dewpt 75 75 75 74 75 75 75 74 76 75 75 74 76 75 74 73 75 73
PWind dir SE SW SW SW SW SW S SW E
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC SC SC B1 SC SC SC B1 SC SC SC SC SC SC SC
PoP 12hr 60 20 50 20 50 20 50 20 40
Rain shwrs C L S C S S C S S S C S S C
Tstms S C S C S S C S S C S S C
$$
SCZ150-080800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
421 PM EDT Mon Sep 7 2026
Date 09/07/26 Tue 09/08/26 Wed 09/09/26 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 87 74 87 75
Temp 85 81 78 78 76 76 83 86 85 79 78 78 76 77 83 86 85 80 78 78 77 77
Dewpt 75 73 72 72 72 73 75 74 74 74 73 73 73 74 76 77 76 75 74 74 74 75
RH 72 77 82 82 87 90 77 68 70 85 85 85 90 90 80 75 75 85 88 88 90 94
Wind dir E NE NE NE NE NE E E E E E E E E E E E E E SE SE E
Wind spd 18 14 13 11 12 11 17 19 18 12 10 8 8 9 12 13 12 8 4 3 2 2
Clouds FW SC SC B1 SC FW SC SC SC B1 SC B1 FW FW SC SC SC SC SC FW FW SC
PoP 12hr 20 30 40 40 20
QPF 12hr 0 0.03 0.02 0.08 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C S S C C C C S S S S C
Tstms S S S S
Heat index 94 90 94 92 91 97 94
Max heat 95 94 93 97 97
Coast Flood Y
Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26
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 87 76 89 77 88 76 88 76 88
Temp 86 81 79 77 88 83 79 78 87 82 79 78 88 83 79 76 87 82
Dewpt 78 77 76 76 78 77 77 77 79 78 77 76 79 77 76 75 77 75
PWind dir SE SW SW SW S SW E SW E
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC SC SC SC SC SC SC B1 SC SC SC SC SC FW SC
PoP 12hr 50 10 30 30 40 30 40 20 30
Rain shwrs C C S C S C S C C S C C S S S C
Tstms S C S C S S S C C S S C S S S C
$$
SCZ148-080800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
421 PM EDT Mon Sep 7 2026
Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 74 88 75 88 75
Temp 85 80 77 76 75 75 82 86 86 80 78 76 76 77 83 87 86 80 78 77 76 77
Dewpt 75 73 71 71 70 71 75 74 73 73 72 73 73 74 76 77 75 75 74 74 74 75
RH 72 79 82 85 84 87 79 68 65 79 82 90 90 90 80 72 70 85 88 90 94 94
Wind dir E E NE NE NE NE NE E E E NE NE NE NE E E E E E E E E
Wind spd 12 9 10 10 11 12 14 14 13 10 9 6 8 9 11 11 10 5 3 1 1 1
Wind gust 25 21 21 20 26 25 21 19 23 20 16
Clouds SC SC SC SC FW FW SC FW SC SC FW SC SC SC SC SC SC SC SC SC FW SC
PoP 12hr 10 40 40 40 10
QPF 12hr 0 0.03 0.15 0.13 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S C C C C C C C C C C
Tstms C C C C S
Heat index 94 94 93 91 99 95
Max heat 96 94 95 99 98
Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 89 75 91 76 90 75 90 75 89
Temp 87 81 77 76 89 83 78 77 88 82 78 77 88 83 77 76 87 81
Dewpt 77 76 75 75 77 76 76 75 78 77 76 75 77 76 75 74 76 75
PWind dir SE SW SW SW S SW E E E
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC SC SC SC SC FW SC B1 SC SC SC SC SC FW SC
PoP 12hr 60 10 30 20 50 20 50 20 40
Rain shwrs C L C S S S C S S S C S S C
Tstms S C C S S C S S C S S C
$$
SCZ043-080800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
421 PM EDT Mon Sep 7 2026
Date 09/07/26 Tue 09/08/26 Wed 09/09/26 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 70 88 70 89 71
Temp 86 79 75 73 71 71 81 86 86 78 75 72 72 72 83 87 87 78 75 73 72 73
Dewpt 71 68 68 67 66 67 69 71 70 69 69 69 69 70 71 72 70 70 71 71 70 72
RH 61 69 79 81 84 87 67 61 59 74 82 90 90 93 67 61 57 76 87 93 93 97
Wind dir E E NE NE NE NE NE E E E E NE NE NE E E E E N N N N
Wind spd 11 8 8 8 9 9 11 12 11 8 6 5 5 6 9 9 10 5 0 0 0 0
Wind gust 21
Clouds SC SC SC SC SC SC FW SC SC FW FW FW SC FW SC SC SC SC FW FW FW SC
PoP 12hr 5 20 10 40 5
QPF 12hr 0 0.01 0 0.08 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S C C C
Tstms S C S
Heat index 91 91 91 94 92
Max heat 91 91 92 94 94
Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26
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 89 72 91 72 90 72 90 71 89
Temp 88 79 73 74 89 82 74 74 88 81 74 74 88 81 74 72 88 80
Dewpt 72 73 73 73 72 73 73 73 74 74 73 73 73 73 72 72 72 71
PWind dir SE S SW S S S SE S NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC SC FW SC SC B1 SC SC SC B1 SC B1 SC SC FW SC SC
PoP 12hr 50 10 30 20 60 30 50 20 40
Rain shwrs C C C S S L C S C S C
Tstms C C S C C C S C
$$
GAZ099-080800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
421 PM EDT Mon Sep 7 2026
Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 70 90 71 91 71
Temp 85 77 75 74 72 71 80 87 86 77 75 74 73 73 82 88 86 78 75 74 73 73
Dewpt 74 75 73 70 69 68 73 72 72 74 73 71 71 71 75 75 74 75 75 74 73 73
RH 70 94 94 87 90 90 79 61 63 90 94 90 93 93 79 66 68 91100100100100
Wind dir E E E NE NE NE NE E E E E NE NE NE E E E E E E E NE
Wind spd 10 5 5 6 8 10 11 11 10 6 5 4 5 8 9 10 9 5 3 1 1 1
Wind gust 16 16
Clouds B1 B1 FW FW SC FW FW FW SC SC SC CL FW SC SC SC SC FW FW FW SC SC
PoP 12hr 10 20 10 50 5
QPF 12hr 0 0 0 0.05 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S S S C C
Tstms C S C C
Heat index 93 94 92 98 94
Max heat 97 94 96 98 98
Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 91 72 92 72 92 72 90 71 91
Temp 89 79 74 73 90 82 75 74 89 81 75 73 88 81 75 72 88 81
Dewpt 74 75 74 73 74 75 74 74 75 76 74 73 75 76 74 72 74 74
PWind dir SE S SW S SW S N SE NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC SC SC SC FW SC SC SC SC B1 SC SC FW SC SC
PoP 12hr 40 10 40 20 40 30 40 20 40
Rain shwrs C C S C C C S C
Tstms C C S C C C S C
$$
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