Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
173
FOUS52 KCHS 302136
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
536 PM EDT Tue Sep 30 2025
SCZ050-010800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
536 PM EDT Tue Sep 30 2025
Date 09/30/25 Wed 10/01/25 Thu 10/02/25 Fri
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 64 82 59 76 60
Temp 71 69 67 66 66 73 78 79 73 68 66 62 61 69 74 74 69 66 65 62 61
Dewpt 66 64 62 60 59 58 59 60 59 59 56 54 54 55 57 58 57 58 57 56 56
RH 84 84 84 81 78 59 52 52 62 73 70 75 78 61 55 57 66 75 75 81 84
Wind dir N N N N N NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE N
Wind spd 13 12 10 11 10 13 13 13 10 11 11 12 12 13 14 16 13 12 11 12 12
Wind gust 24 25
Clouds B1 SC SC SC SC FW SC FW FW FW FW FW FW FW SC SC SC FW SC SC FW
PoP 12hr 5 5 0 5 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs
High Surf Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25
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 79 65 80 67 81 69 82 69 82
Temp 76 71 67 66 78 72 70 69 79 73 71 70 78 74 71 70 79 74
Dewpt 61 62 64 63 64 65 65 67 67 68 68 68 69 69 69 68 68 69
PWind dir NE NE NE NE E E E E E
Wind char GN GN GN GN GN GN GN LT GN
Avg clouds SC SC SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr 20 10 20 20 50 30 50 20 40
Rain shwrs S S S C C C C C C S S C C
Tstms C C S S
$$
GAZ118-010800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
536 PM EDT Tue Sep 30 2025
Date 09/30/25 Wed 10/01/25 Thu 10/02/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 65 82 62 79 62
Temp 76 73 69 66 66 74 80 81 73 70 68 65 63 71 77 77 72 69 66 64 63
Dewpt 68 66 63 62 61 61 61 61 62 62 60 57 55 58 60 60 60 60 59 58 57
RH 76 79 81 87 84 64 52 51 68 76 76 75 75 63 56 56 66 73 78 81 81
Wind dir N N N N N NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 10 9 8 8 8 10 10 10 8 8 9 11 11 12 11 12 11 12 11 12 12
Wind gust 21 23
Clouds B1 SC FW FW FW FW FW SC SC SC SC FW CL CL FW SC SC SC SC SC FW
PoP 12hr 5 0 0 5 10
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 80 66 81 69 82 70 82 70 84
Temp 78 72 69 67 79 74 70 70 79 74 72 71 80 75 72 71 82 76
Dewpt 65 65 64 65 68 67 68 68 71 71 70 70 72 71 71 69 71 71
PWind dir NE NE E NE E E E E E
Wind char GN GN GN GN GN GN GN LT GN
Avg clouds FW SC SC B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 SC B1
PoP 12hr 20 10 30 20 50 30 50 20 40
Rain shwrs S C S S C C C C C C S S S C
Tstms S S S S C C S S C S S
$$
SCZ050-010800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
536 PM EDT Tue Sep 30 2025
Date 09/30/25 Wed 10/01/25 Thu 10/02/25 Fri
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 66 80 62 76 62
Temp 74 72 69 68 66 73 78 78 74 71 68 64 63 70 74 74 71 69 67 64 63
Dewpt 69 67 64 62 61 62 64 65 64 62 59 57 57 60 62 63 62 62 61 59 60
RH 84 84 84 81 84 68 62 64 71 73 73 78 81 71 66 69 73 78 81 84 90
Wind dir N N N N N NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 17 16 12 13 11 13 13 14 11 12 12 13 13 14 16 19 16 14 13 13 13
Wind gust 23 26 25 24 25 24
Clouds B1 SC SC SC SC SC SC FW FW SC SC FW FW FW SC SC SC SC SC SC SC
PoP 12hr 5 5 0 5 10
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs
High Surf Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25
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 78 67 79 70 81 71 80 71 82
Temp 76 72 70 68 78 74 72 72 79 75 73 72 78 74 73 72 79 75
Dewpt 67 66 66 67 69 69 68 69 73 71 71 71 73 72 71 71 73 72
PWind dir NE NE NE E E E E E E
Wind char BZ GN GN GN GN GN GN LT GN
Avg clouds SC SC SC B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr 30 20 20 20 50 40 50 30 40
Rain shwrs C S S S S S C C C C C C C C C C
Tstms S S S S C C S S
$$
SCZ048-010800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
536 PM EDT Tue Sep 30 2025
Date 09/30/25 Wed 10/01/25 Thu 10/02/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 65 82 61 78 61
Temp 74 71 68 66 65 74 79 80 73 70 67 64 61 70 76 76 71 68 65 63 62
Dewpt 68 65 63 61 60 61 61 62 63 62 58 55 54 58 60 61 60 59 58 57 57
RH 82 81 84 84 84 64 54 54 71 76 73 73 78 66 58 60 68 73 78 81 84
Wind dir N N N N N NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 10 10 9 10 10 12 10 10 6 9 10 13 13 13 11 11 10 11 11 13 13
Wind gust 19 19 20 23 21 24 23 24
Clouds B1 SC SC SC SC FW FW FW FW SC SC FW FW CL FW SC SC SC SC SC FW
PoP 12hr 5 5 0 5 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
High Surf Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 79 66 81 69 81 70 81 70 83
Temp 77 72 68 67 79 73 70 70 79 73 72 71 79 74 71 71 81 75
Dewpt 64 65 64 64 68 68 67 68 71 71 70 70 72 71 70 69 71 71
PWind dir NE NE E NE E E E E E
Wind char GN GN GN GN GN GN GN LT GN
Avg clouds SC SC SC B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr 20 10 20 20 50 40 40 20 30
Rain shwrs S S S C C C C C C S S S C
Tstms S S S C C S S S
$$
SCZ043-010800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
536 PM EDT Tue Sep 30 2025
Date 09/30/25 Wed 10/01/25 Thu 10/02/25 Fri
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 61 80 57 75 56
Temp 70 67 65 63 63 72 78 79 70 65 62 59 58 69 74 74 67 63 60 58 58
Dewpt 67 65 62 60 59 59 59 59 61 59 56 54 53 55 55 56 58 57 55 54 55
RH 90 93 90 90 87 64 52 50 73 81 81 83 83 61 51 53 73 81 84 86 90
Wind dir N N N N N NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 10 9 6 8 8 10 11 11 6 6 8 9 9 11 11 11 8 8 8 10 10
Wind gust 20 17 18 18
Clouds B1 SC SC SC SC SC FW FW FW FW FW FW CL CL FW FW SC FW FW FW FW
PoP 12hr 5 5 0 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs
Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25
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 77 61 79 64 80 66 79 66 81
Temp 76 68 63 64 78 70 66 67 79 71 68 68 78 72 68 68 80 72
Dewpt 60 63 62 62 63 67 65 66 67 69 68 68 69 71 68 68 68 69
PWind dir NE NE NE NE E NE E NE E
Wind char GN LT GN LT GN LT GN LT LT
Avg clouds FW SC SC SC B1 B1 B1 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1
PoP 12hr 10 5 10 10 40 30 40 20 30
Rain shwrs S C S C C C S S S C
Tstms C S S S S
$$
GAZ099-010800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
536 PM EDT Tue Sep 30 2025
Date 09/30/25 Wed 10/01/25 Thu 10/02/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 63 84 59 80 59
Temp 73 70 68 65 63 75 81 81 73 68 66 63 61 70 77 77 70 65 63 61 60
Dewpt 67 66 63 61 60 58 56 55 59 60 59 55 53 52 52 54 55 56 55 53 53
RH 81 87 84 87 90 55 42 41 62 76 78 75 75 53 42 45 59 73 75 75 78
Wind dir N N N N N NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 8 5 5 5 5 10 10 11 5 5 5 9 10 11 11 11 6 8 8 10 10
Wind gust 16 16 17 17 19 18 19 19 20
Clouds B1 SC SC FW FW FW FW SC FW FW FW FW CL CL CL FW FW FW CL FW FW
PoP 12hr 5 0 0 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 82 63 83 66 83 68 82 68 84
Temp 79 72 66 64 80 73 68 67 80 73 70 69 80 74 70 68 82 75
Dewpt 57 60 61 61 63 65 65 65 68 69 68 68 69 69 69 68 68 69
PWind dir NE NE E NE E E E NE E
Wind char GN LT GN LT GN LT GN LT LT
Avg clouds FW FW FW B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1
PoP 12hr 5 5 20 10 40 30 40 20 30
Rain shwrs S S C C C S C S C
Tstms C S S S
$$
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