Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
536 PM EDT Sat Oct 11 2025

SCZ050-120800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
536 PM EDT Sat Oct 11 2025

Date           10/11/25      Sun 10/12/25            Mon 10/13/25            Tue
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                      62          69          60          76          59
Temp             65 64 64 64 64 66 67 67 66 64 64 62 62 68 74 74 68 64 63 61 60
Dewpt            62 61 61 61 62 62 63 63 63 63 61 60 60 60 60 60 60 60 59 57 57
RH               90 90 90 90 93 87 87 87 90 97 90 93 93 76 62 62 76 87 87 87 90
Wind dir          N  N  N NW NW NW NW NW NW NW NW NW  N  N NW NW NW NW  N  N  N
Wind spd         17 16 14 14 14 14 16 16 12 11 10 10 10 10 10 11  6  5  5  6  8
Wind gust        29 29 27 27 26 26 28 26 23
Clouds           OV OV OV OV B2 B2 OV B2 B2 B2 B2 B2 SC SC SC FW FW FW FW FW CL
PoP 12hr                    100          70          50          10           5
QPF 12hr                   0.49        0.69        0.05           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        D  D  C  C  L  C  L  L  C  C  S  S
High Surf         Y  Y  Y  Y


Date           10/14  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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      58    79      57    77      55    75      58    77
Temp          76 69   62 59 77 69   62 59 75 66   59 57 73 65   60 60 75 70
Dewpt         57 58   57 56 56 57   57 55 52 54   53 51 50 53   55 55 56 58
PWind dir         N       N     N       N    NE      NE    NE       E    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL FW   CL CL CL FW   CL CL CL CL   CL FW FW FW   FW SC SC SC
PoP 12hr          0       0     0       0     0       0     0       0     0

$$
GAZ118-120800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
536 PM EDT Sat Oct 11 2025

Date           10/11/25      Sun 10/12/25            Mon 10/13/25            Tue
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                      62          71          61          79          59
Temp             66 65 63 63 62 66 70 69 66 65 64 62 62 70 77 77 69 65 62 61 59
Dewpt            62 61 60 60 60 63 64 64 63 62 62 61 60 62 62 62 61 60 59 58 57
RH               87 87 90 90 93 90 81 84 90 90 93 97 93 76 60 60 76 84 90 90 93
Wind dir          N  N  N NW NW NW NW NW NW NW NW NW NW  N NW NW  N  N NW NW  N
Wind spd         13 12 10 11 12 12 11 11  9  6  5  6  6  8  8  6  4  3  3  4  5
Wind gust        26 23 20          21
Clouds           B2 B2 B1 B2 B2 B1 B2 B2 B1 B2 B1 B1 SC SC SC FW FW FW CL CL CL
PoP 12hr                     40          60          30           5           0
QPF 12hr                   0.11        0.23        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  S  S  S  C  C  L  C  C  C


Date           10/14  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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      58    81      58    80      58    78      60    80
Temp          78 70   62 59 79 70   62 59 79 68   61 59 76 68   62 61 78 72
Dewpt         60 59   58 56 60 60   59 56 58 58   58 55 56 57   58 58 62 62
PWind dir         N       N    NE       N    NE       E     E      SE    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL CL   CL CL CL CL   CL CL CL CL   CL CL FW FW   SC SC SC SC
PoP 12hr          0       0     0       0     0       0     0       0     0

$$
SCZ050-120800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
536 PM EDT Sat Oct 11 2025

Date           10/11/25      Sun 10/12/25            Mon 10/13/25            Tue
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          69          62          75          61
Temp             66 65 65 64 64 66 68 68 66 66 64 64 63 68 73 73 69 66 64 63 62
Dewpt            65 64 64 63 64 66 67 67 66 65 64 62 62 64 65 65 64 63 62 60 59
RH               97 97 97 97100100 97 97100 97100 93 97 87 76 76 84 90 93 90 90
Wind dir          N  N  N NW NW NW NW NW NW NW NW NW  N  N NW NW NW NW  N  N  N
Wind spd         18 17 14 16 16 14 16 16 12 11 10 10 10 10 10 10  6  5  5  6  6
Wind gust        29 29 27 27 26 26       23 21
Clouds           OV OV OV OV B2 B2 OV B2 B2 B2 B2 B2 B1 SC SC SC FW FW FW FW FW
PoP 12hr                    100          70          50          10           5
QPF 12hr                   0.46        0.39        0.05           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        D  D  C  C  L  C  L  L  C  C  S  S
High Surf         Y  Y  Y  Y


Date           10/14  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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      60    78      60    75      58    73      61    76
Temp          76 70   64 62 76 70   64 61 74 67   62 59 73 66   63 63 75 70
Dewpt         61 62   60 58 60 61   60 57 57 57   55 54 55 56   56 57 60 61
PWind dir         N       N     N       N    NE      NE    NE       E    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   CL FW CL CL   CL CL CL CL   CL FW FW FW   FW SC SC SC
PoP 12hr          0       0     0       0     0       0     0       0     0

$$
SCZ048-120800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
536 PM EDT Sat Oct 11 2025

Date           10/11/25      Sun 10/12/25            Mon 10/13/25            Tue
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                      62          70          61          78          60
Temp             65 64 63 63 63 66 69 68 65 64 63 62 62 69 75 76 69 65 63 62 61
Dewpt            63 62 60 61 61 63 65 65 64 63 62 60 60 62 62 62 62 60 59 58 57
RH               93 93 90 93 93 90 87 90 97 97 97 93 93 78 64 62 78 84 87 87 87
Wind dir          N  N  N NW NW NW NW NW NW NW NW NW  N  N NW  N  N  N NW NW  N
Wind spd         13 13 13 14 16 14 13 12 10  9  8  9  8 10  9  8  4  4  4  5  5
Wind gust        27 27 24 25    25 24 25 20
Clouds           OV B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC FW FW FW CL FW CL
PoP 12hr                     50          60          40           5           0
QPF 12hr                   0.35        0.31        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  C  C  C  L  C  L  L  C  C


Date           10/14  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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      59    80      59    79      58    76      61    78
Temp          77 70   63 60 78 70   63 60 77 67   61 59 75 66   63 62 77 71
Dewpt         60 60   58 57 59 60   59 56 57 58   56 55 55 57   57 57 60 61
PWind dir         N       N     N       N    NE       E     E       E    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL CL   CL CL CL CL   CL CL CL CL   CL CL FW FW   FW SC SC SC
PoP 12hr          0       0     0       0     0       0     0       0     0

$$
SCZ043-120800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
536 PM EDT Sat Oct 11 2025

Date           10/11/25      Sun 10/12/25            Mon 10/13/25            Tue
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                      59          67          57          75          55
Temp             62 62 61 61 61 65 66 65 64 62 61 59 59 68 74 74 66 61 59 57 57
Dewpt            62 61 60 61 61 62 63 63 63 62 61 59 59 60 60 60 61 60 58 56 56
RH              100 97 97100100 90 90 93 97100100100100 76 62 62 84 97 96 96 96
Wind dir          N  N  N NW NW NW NW NW NW NW NW NW  N  N NW NW NW NW NW  N  N
Wind spd         11 11 10 11 12 12 12 11  9  8  5  6  6  9  9  8  3  3  3  5  5
Wind gust        25 26 23 24 23 23 24 24 19 18
Clouds           OV B2 B2 B2 B2 OV OV B2 B2 B2 B2 B1 SC SC FW FW FW FW FW FW CL
PoP 12hr                     70          70          50           5           0
QPF 12hr                   0.48        0.35        0.04           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  L  C  C  L  L  L  L  C  C  S  S


Date           10/14  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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      55    78      54    76      52    75      54    77
Temp          76 66   58 57 77 66   58 56 75 63   55 54 73 63   56 56 76 68
Dewpt         57 59   56 56 57 59   57 54 53 55   53 51 51 55   54 54 56 60
PWind dir         N       N     N       N    NE       E    NE       E    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL CL   CL CL CL CL   CL CL CL CL   CL FW FW FW   FW SC SC SC
PoP 12hr          0       0     0       0     0       0     0       0     0

$$
GAZ099-120800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
536 PM EDT Sat Oct 11 2025

Date           10/11/25      Sun 10/12/25            Mon 10/13/25            Tue
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                      60          74          58          80          57
Temp             67 65 62 62 61 67 71 71 66 64 63 60 60 70 78 78 69 65 62 59 58
Dewpt            59 59 59 58 58 60 60 60 60 61 60 60 58 60 59 57 58 58 57 56 56
RH               75 81 90 87 90 78 68 68 81 90 90100 93 71 52 48 68 78 84 90 93
Wind dir          N  N  N  N  N  N NW  N  N NW NW NW  N  N NW NW  N  N NW  N  N
Wind spd         10  9  8  9 10 10 10 10  5  5  4  5  5  6  8  6  3  2  2  3  4
Wind gust        20 21 19 19             16
Clouds           B2 B1 B1 B2 B2 B1 B2 B2 B1 B1 SC SC FW FW FW FW FW FW CL CL FW
PoP 12hr                     30          50          30           5           0
QPF 12hr                   0.02        0.25        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S     S  C  C  C  C  C  S


Date           10/14  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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          83      57    83      57    82      55    81      57    82
Temp          81 70   61 58 80 70   61 58 80 70   60 56 79 69   60 59 80 73
Dewpt         56 57   55 54 56 57   57 54 54 55   55 54 53 55   56 57 58 59
PWind dir         N      NE    NE       E    NE       E     E      SE    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL CL   CL CL CL CL   CL CL CL CL   CL CL CL FW   FW SC SC SC
PoP 12hr          0       0     0       0     0       0     0       0     5

$$

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