Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
536 PM EDT Sun Oct 5 2025

SCZ050-060800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
536 PM EDT Sun Oct 5 2025

Date           10/05/25      Mon 10/06/25            Tue 10/07/25            Wed
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          83          69          84          68
Temp             75 73 73 72 72 78 81 80 75 72 71 70 71 79 82 82 75 72 71 69 70
Dewpt            67 69 69 69 69 69 68 68 68 69 68 68 68 68 67 68 68 69 68 68 68
RH               76 87 87 90 90 74 65 67 79 90 90 93 90 69 61 63 79 90 90 97 93
Wind dir         NE NE NE NE NE  E  E  E  E NE NE NE NE  E  E  E  E  E  E NE NE
Wind spd         11 10  9  9  9 12 13 14 10  9  6  6  8 10 11 10  6  4  3  3  3
Wind gust                          24
Clouds           B2 B2 B2 OV B1 B1 B1 SC SC FW SC SC SC FW SC FW FW FW FW SC SC
PoP 12hr                     20          30           5          10           5
QPF 12hr                   0.44        0.26           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  S
Tstms                         S  S
Coast Flood       Y


Date           10/08  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          85      66    73      61    72      61    75      60    74
Temp          83 75   71 67 72 67   64 62 70 67   64 62 73 68   63 60 72 67
Dewpt         67 68   68 65 62 60   58 58 59 60   60 59 59 59   58 57 57 57
PWind dir         E      NE    NE      NE     N       N     N       N    NE
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1   B1 B2 B2 B2   B1 B1 B2 B2   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         20      30    30      20    30      20    20      10    20
Rain shwrs        S    S  C  C  C    S  S  C  C    S  S  S  S             S
Tstms                  S  S  S  S       S     S

$$
GAZ118-060800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
536 PM EDT Sun Oct 5 2025

Date           10/05/25      Mon 10/06/25            Tue 10/07/25            Wed
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                      72          84          71          85          68
Temp             75 73 73 73 73 79 82 82 76 73 72 72 71 81 83 83 76 72 71 69 69
Dewpt            71 70 70 71 71 73 72 71 70 70 70 70 70 72 71 70 70 71 70 69 69
RH               87 90 90 93 93 82 72 69 82 90 93 93 97 74 67 65 82 97 97100100
Wind dir          E NE NE NE NE NE  E  E NE  E NE NE NE  E  E  E  E  E  E NE NE
Wind spd         10  9  8  8  8 11 13 13 10  8  5  5  5 10 10 10  5  3  2  2  3
Wind gust        20 19
Clouds           OV B2 B1 B2 B1 B1 SC FW FW FW SC SC SC SC SC FW FW FW FW FW FW
PoP 12hr                     20          30           5          20           5
QPF 12hr                   0.05        0.10           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  S                       S  S
Tstms                            S  S                          S


Date           10/08  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          87      69    77      62    75      62    77      60    77
Temp          85 76   72 69 76 70   66 63 73 69   65 63 75 71   64 61 75 69
Dewpt         70 70   70 67 68 64   61 58 64 63   61 59 63 62   60 58 60 59
PWind dir         E      NE    NE      NE    NE       N    NE       N    NE
Wind char        LT      LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    FW SC   B1 B1 B1 B2   B1 B1 B1 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         10      20    30      20    30      20    20      10    10
Rain shwrs                S  S  C    S  S  S  C    S        S
Tstms                        S  C       S     S

$$
SCZ050-060800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
536 PM EDT Sun Oct 5 2025

Date           10/05/25      Mon 10/06/25            Tue 10/07/25            Wed
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                      72          81          71          83          70
Temp             75 74 74 73 73 78 81 79 75 74 73 73 73 79 81 81 75 74 72 71 71
Dewpt            71 72 72 71 72 73 73 72 72 72 71 71 71 72 72 72 72 72 71 70 71
RH               87 93 93 93 97 85 77 79 90 93 93 93 93 79 74 74 90 93 97 97100
Wind dir         NE NE  E  E  E  E  E  E NE  E  E NE  E  E  E  E  E  E  E NE NE
Wind spd         11 10  9  9  9 11 13 13 10  8  5  5  6  9 10 10  5  4  3  3  3
Clouds           B2 B2 B2 B2 B2 B1 SC FW FW FW SC SC SC FW SC FW FW FW FW SC SC
PoP 12hr                     20          30           5          10           5
QPF 12hr                   0.53        0.25           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  S  C  S
Tstms                   S  S  S  S
Coast Flood       Y


Date           10/08  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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      67    74      62    72      63    75      62    74
Temp          82 76   72 68 73 69   66 63 71 69   65 63 74 70   65 62 72 69
Dewpt         72 72   71 68 67 64   62 60 65 65   63 62 65 63   61 60 62 61
PWind dir         E      NE    NE      NE     N       N    NE       N    NE
Wind char        LT      LT    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   B1 B2 B2 B2   B1 B1 B2 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         10      30    30      30    30      20    20      20    20
Rain shwrs             S  C  C  C    S  C  C  C    S  S  S  S    S  S  S  S
Tstms                  S  S  S  S       S  S  S

$$
SCZ048-060800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
536 PM EDT Sun Oct 5 2025

Date           10/05/25      Mon 10/06/25            Tue 10/07/25            Wed
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                      71          83          70          84          69
Temp             75 73 73 72 72 78 81 81 75 72 71 71 71 79 82 82 75 72 71 69 70
Dewpt            70 70 70 70 71 72 72 71 70 69 70 69 70 71 71 70 71 70 70 69 69
RH               84 90 90 93 97 82 74 72 84 90 97 93 97 77 69 67 87 93 97100 97
Wind dir          E  E NE NE NE  E  E  E  E NE NE NE NE  E  E  E  E  E  E NE NE
Wind spd         10  9  8  9  9 13 13 12  9  6  5  5  6 10 10  9  4  3  2  2  3
Wind gust        20 19             24 24
Clouds           OV B2 B1 B2 B1 B1 SC FW FW FW SC SC SC FW FW FW FW FW FW FW FW
PoP 12hr                     20          30           5          10           5
QPF 12hr                   0.19        0.55           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S     S
Tstms                               S
Coast Flood       Y


Date           10/08  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          85      67    75      61    73      62    77      61    76
Temp          83 75   71 68 74 68   64 62 72 67   64 63 75 69   64 61 74 68
Dewpt         70 71   69 67 66 63   60 58 63 63   61 60 63 62   59 58 60 59
PWind dir         E      NE    NE      NE     N       N     N       N    NE
Wind char        LT      LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    SC SC   B1 B1 B2 B2   B1 B1 B1 B1   B1 B1 SC SC   SC SC SC SC
PoP 12hr         10      20    30      20    30      20    20      10    20
Rain shwrs                S  S  C    S  S  S  C    S        S             S
Tstms                        S  C       S     S

$$
SCZ043-060800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
536 PM EDT Sun Oct 5 2025

Date           10/05/25      Mon 10/06/25            Tue 10/07/25            Wed
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                      67          81          65          83          64
Temp             72 70 69 69 69 77 80 79 72 69 67 67 67 78 82 82 73 69 67 66 66
Dewpt            68 68 68 69 69 70 69 68 69 68 67 66 67 69 68 67 70 69 67 66 66
RH               87 93 97100100 79 69 69 90 97100 97100 74 63 61 90100100100100
Wind dir          E  E NE NE NE  E  E  E  E  E NE NE NE  E  E  E  E  E  E NE NE
Wind spd          8  6  5  6  6 10 10 10  6  5  5  5  5  8  9  8  4  2  1  2  2
Clouds           OV B2 B2 B2 B2 B2 SC SC FW FW FW SC SC SC SC FW FW FW FW SC FW
PoP 12hr                     10          20           5          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  S  S
Tstms                            S  S


Date           10/08  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          84      63    71      56    69      57    73      56    72
Temp          84 73   67 64 70 64   60 58 68 64   60 59 72 66   59 58 72 64
Dewpt         67 70   67 64 61 61   56 55 59 60   58 58 59 60   57 57 57 58
PWind dir         E      NE    NE      NE    NE       N    NE       N    NE
Wind char        LT      LT    GN      GN    GN      LT    GN      LT    GN
Avg clouds    SC SC   B1 B2 B2 B2   B1 B1 B1 B1   B1 B1 SC SC   SC SC SC SC
PoP 12hr         20      30    30      20    30      10    10      10    10
Rain shwrs        S    S  C  C  S       S  S  C
Tstms                     S  S  S             S

$$
GAZ099-060800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
536 PM EDT Sun Oct 5 2025

Date           10/05/25      Mon 10/06/25            Tue 10/07/25            Wed
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          86          67          87          66
Temp             74 72 71 70 70 78 84 83 75 72 69 68 69 79 85 85 77 72 69 67 68
Dewpt            68 68 68 69 68 70 69 68 68 68 68 68 68 69 67 67 68 69 69 67 67
RH               82 87 90 97 93 76 61 61 79 87 97100 97 72 55 55 74 90100100 97
Wind dir          E  E  E NE NE  E  E  E  E  E NE NE NE  E  E  E  E  E  E  E NE
Wind spd          8  6  5  6  8 10 11 12  6  5  4  5  5  8  9  9  5  3  2  2  2
Wind gust        19 19 16                18 16
Clouds           B2 B2 B2 B1 B2 SC B1 SC FW FW FW SC SC SC SC SC FW FW FW FW SC
PoP 12hr                      5          30           0          10           0
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S
Tstms                               S


Date           10/08  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          89      66    77      60    74      59    77      58    78
Temp          87 78   71 67 75 68   64 61 72 67   62 61 75 69   62 59 76 68
Dewpt         65 68   69 67 63 60   58 54 58 59   58 56 59 58   57 56 56 56
PWind dir         E       E    NE      NE    NE      NE    NE      NE    NE
Wind char        LT      LT    GN      GN    GN      LT    GN      LT    GN
Avg clouds    FW B1   B1 B1 B1 B1   B1 B1 B1 B1   SC SC SC SC   FW FW FW SC
PoP 12hr         10      20    30      20    20       5    10      10    10
Rain shwrs             S  S  S  C       S  S  S
Tstms                     S  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