Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
526 AM EDT Mon Oct 6 2025

SCZ050-062000-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
526 AM EDT Mon Oct 6 2025

Date             Mon 10/06/25            Tue 10/07/25            Wed 10/08/25
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                      83          69          85          68          85
Temp             72 79 81 81 75 72 71 71 71 79 83 82 75 72 70 69 70 80 84 83 75
Dewpt            71 70 69 68 69 69 69 68 69 68 68 68 68 69 69 68 68 69 68 69 69
RH               97 74 67 65 82 90 93 90 93 69 61 63 79 90 97 97 93 69 59 63 82
Wind dir         NE  E  E  E  E NE NE NE NE  E  E  E  E  E  E NE NE  E SE SE SE
Wind spd          6 12 13 13 10  9  6  6  6 10 10 10  5  4  2  2  2  3  4  6  4
Wind gust              24
Clouds           B2 B1 SC SC FW SC SC SC SC SC SC FW FW FW FW SC SC SC SC B1 B1
PoP 12hr                     20           5          10           0          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                                                     S  S  C
Tstms             S                                                     S
Coast Flood       Y


Date          Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          64    73      60    73      61    76      59    76
Temp          71 65 70 66   64 62 71 66   64 62 74 68   64 61 74 67
Dewpt         67 64 60 59   57 56 60 61   60 59 60 60   58 57 56 57
PWind dir        NE    NE      NE    NE       N     N       N     N
Wind char        LT    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    B1 B2 B2 B2   B2 B2 B2 B2   B1 SC SC SC   FW SC SC SC
PoP 12hr         40    40      30    30      20    20      10    10
Rain shwrs     C  C  C  C    S  C  C  C    S        S
Tstms                           S  S  S

$$
GAZ118-062000-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
526 AM EDT Mon Oct 6 2025

Date             Mon 10/06/25            Tue 10/07/25            Wed 10/08/25
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                      83          70          84          68          87
Temp             73 79 82 82 75 72 72 71 71 79 82 82 76 73 71 70 69 81 85 85 77
Dewpt            71 73 72 71 70 70 70 71 70 73 73 72 71 71 70 70 69 72 71 70 71
RH               93 82 72 69 84 93 93100 97 82 74 72 85 93 97100100 74 63 61 82
Wind dir         NE  E  E  E  E NE NE NE NE  E  E  E  E  E  E NE NE  E  E  E  E
Wind spd          8 11 12 12  9  6  5  5  5  9 10 10  5  3  2  2  2  3  4  6  4
Clouds           B2 B1 SC SC FW SC SC B1 SC SC SC SC FW FW FW FW FW FW SC SC SC
PoP 12hr                     30           5          20           0          10
QPF 12hr                   0.62           0        0.06           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  S                 S  S  S  S                          S
Tstms             S  S                       S  S
Heat index                                                             90 90
Max heat                                                               90    91


Date          Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          69    76      63    76      62    78      60    78
Temp          72 69 74 69   65 63 74 69   65 63 76 71   64 60 76 69
Dewpt         70 67 65 62   60 58 63 63   61 58 62 60   58 57 59 59
PWind dir        NE    NE      NE    NE       N     N       N     N
Wind char        LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    SC B1 B2 B2   B2 B2 B1 B1   B1 SC SC SC   FW FW FW FW
PoP 12hr         20    40      30    30      10    10       5    10
Rain shwrs     S  S  C  C    S  C  C  C
Tstms                   S    S  S     S

$$
SCZ050-062000-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
526 AM EDT Mon Oct 6 2025

Date             Mon 10/06/25            Tue 10/07/25            Wed 10/08/25
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                      81          71          83          71          83
Temp             74 79 80 79 75 74 73 72 73 79 81 81 76 74 73 71 72 80 82 81 76
Dewpt            73 73 72 72 72 72 72 71 72 73 73 73 73 73 71 71 71 73 73 73 73
RH               97 82 77 79 90 93 97 97 97 82 77 77 90 97 93100 97 79 74 77 90
Wind dir          E  E  E  E  E NE  E  E NE  E  E  E  E  E  E NE NE  E SE SE  E
Wind spd          8 11 13 13 10  8  5  5  5  8 10 10  5  3  2  2  2  3  5  6  3
Clouds           B2 B1 SC FW SC SC B1 SC SC SC SC FW FW FW FW SC SC SC SC SC B1
PoP 12hr                     20           5          10           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                                                           C
Tstms             S
Coast Flood       Y


Date          Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          66    73      62    73      63    76      61    75
Temp          72 67 71 68   65 63 72 69   66 64 74 70   65 62 73 69
Dewpt         70 67 65 64   61 60 66 65   64 61 65 63   61 60 62 62
PWind dir        NE    NE      NE    NE      NE     N       N     N
Wind char        LT    BZ      BZ    BZ      GN    GN      GN    GN
Avg clouds    B1 B2 B2 B2   B2 B2 B2 B2   B1 B1 SC SC   FW SC SC SC
PoP 12hr         40    40      30    40      20    20      10    10
Rain shwrs     C  C  C  C    C  C  C  C    S  S  S  S
Tstms          S     S          S  S  S

$$
SCZ048-062000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
526 AM EDT Mon Oct 6 2025

Date             Mon 10/06/25            Tue 10/07/25            Wed 10/08/25
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                      83          70          83          68          85
Temp             73 78 81 81 75 72 71 71 71 79 82 81 75 72 70 70 69 79 84 83 75
Dewpt            71 73 71 71 70 70 70 70 70 72 72 71 71 70 70 69 69 72 71 71 71
RH               93 85 72 72 84 93 97 97 97 79 72 72 87 93100 97100 79 65 67 87
Wind dir         NE  E  E  E  E  E  E NE NE  E  E  E  E  E  E NE NE  E  E SE  E
Wind spd          9 12 13 12  8  6  5  5  5 10 10  9  4  2  2  2  2  3  3  5  2
Wind gust                 24 18
Clouds           B1 B1 SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC SC B1
PoP 12hr                     20           5          10           0          10
QPF 12hr                   0.03           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                                                           S
Tstms             S
Coast Flood       Y


Date          Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          66    74      61    75      62    78      60    76
Temp          71 67 72 68   65 62 73 68   65 63 76 69   64 61 74 68
Dewpt         70 67 64 61   59 58 63 63   61 58 62 61   58 57 59 59
PWind dir        NE    NE      NE    NE       N     N       N     N
Wind char        LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B2 B2 B2   B2 B1 B1 B1   B1 SC SC SC   FW FW FW FW
PoP 12hr         30    30      30    30      20    10      10    10
Rain shwrs     S  C  C  C    S  C  C  C    S
Tstms                           S  S  S

$$
SCZ043-062000-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
526 AM EDT Mon Oct 6 2025

Date             Mon 10/06/25            Tue 10/07/25            Wed 10/08/25
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                      82          66          83          65          85
Temp             70 78 80 80 72 69 67 67 68 79 82 81 72 69 68 66 67 79 84 83 73
Dewpt            70 71 69 68 69 68 67 67 68 70 69 68 71 69 68 66 67 69 68 68 71
RH              100 79 69 67 90 97100100100 74 65 65 97100100100100 72 59 61 93
Wind dir         NE  E  E  E  E  E NE NE NE  E  E SE SE  E  E NE NE  E  E  E SE
Wind spd          5 10 10 10  6  5  4  5  5  8  9  8  4  2  1  1  1  2  3  3  2
Clouds           B2 SC SC SC SC SC SC SC SC SC SC SC FW FW FW SC SC SC SC B1 B1
PoP 12hr                     20           5          10           0          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S     S                                               S  S  C
Tstms             S     S


Date          Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          62    70      57    71      57    75      55    74
Temp          67 63 68 63   61 59 70 64   61 59 73 64   59 57 72 64
Dewpt         67 63 59 59   56 56 59 61   58 57 58 60   56 56 56 57
PWind dir        NE    NE      NE    NE      NE     N       N     N
Wind char        LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    B2 B2 B2 B2   B2 B2 B1 B1   B1 SC SC FW   FW SC FW FW
PoP 12hr         40    30      20    20      10    10      10    10
Rain shwrs     C  C  C  S       S  S  S
Tstms                           S  S  S

$$
GAZ099-062000-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
526 AM EDT Mon Oct 6 2025

Date             Mon 10/06/25            Tue 10/07/25            Wed 10/08/25
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                      86          67          86          66          89
Temp             70 78 83 83 75 70 69 68 69 79 84 83 75 71 69 68 67 80 87 86 78
Dewpt            70 71 69 67 68 68 68 68 68 71 69 69 70 70 69 67 67 69 66 66 68
RH              100 79 63 59 79 93 97100 97 77 61 63 84 97100 97100 69 50 51 71
Wind dir         NE  E  E  E  E  E  E NE NE  E  E  E SE SE  E  E NE  E  E  E  E
Wind spd          6 10 11 12  6  5  4  5  5  8  8  9  5  2  2  2  2  2  3  4  3
Wind gust                    18
Clouds           B2 B1 B1 SC FW FW FW B1 B1 SC SC SC FW FW FW FW SC FW SC B1 B1
PoP 12hr                     30           5          10           0          20
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S                                               S  S  S


Date          Thu 10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25
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          66    76      60    74      60    79      57    79
Temp          71 67 73 67   63 60 72 67   63 61 77 69   62 58 77 68
Dewpt         69 66 60 58   56 54 58 60   58 55 57 57   57 55 54 54
PWind dir        NE    NE      NE    NE      NE    NE      NE     N
Wind char        LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    B1 B2 B2 B2   B1 B2 B1 B1   B1 SC FW SC   FW FW FW FW
PoP 12hr         30    30      20    20       5     5       5     5
Rain shwrs     S  C  C  S       S  S
Tstms                   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