Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
201 AM EDT Sun Oct 5 2025

SCZ050-052000-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
201 AM EDT Sun Oct 5 2025

Date             Sun 10/05/25            Mon 10/06/25            Tue 10/07/25
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          69          84
Temp          71 71 78 81 80 74 73 72 72 72 79 82 82 75 73 71 70 70 79 82 82 75
Dewpt         68 69 68 67 67 67 68 68 69 69 69 67 67 67 68 69 68 68 68 67 68 68
RH            90 93 71 63 65 79 84 87 90 90 72 61 61 76 84 93 93 93 69 61 63 79
Wind dir      NE NE  E  E  E  E NE NE NE NE  E  E  E  E  E  E NE NE  E  E  E  E
Wind spd      10 10 13 14 16 12 10  9  9  9 12 13 14 10  9  6  8  8 10 11 11  6
Wind gust              26                      25
Clouds        B2 B2 B1 B2 B1 B2 B2 B2 B2 B1 SC SC SC FW FW SC SC FW FW SC FW FW
PoP 12hr                     20          10          20           5          10
QPF 12hr                   0.05           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  S                       S  S  S  S
Tstms          S  S                       S  S  S  S
Coast Flood    Y  Y


Date          Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          68    85      67    78      62    76      62    79
Temp          70 69 83 75   71 68 77 70   67 64 74 69   66 63 77 70
Dewpt         68 68 67 68   68 67 66 64   62 60 62 63   62 60 60 61
PWind dir        NE     E      NE    NE      NE    NE      NE    NE
Wind char        LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC SC SC   SC B1 B1 B1   B1 B1 B1 B1   SC SC SC SC
PoP 12hr          5    10      20    30      10    20      10    20
Rain shwrs                      S  S  C          S  S             S
Tstms                              S  S

$$
GAZ118-052000-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
201 AM EDT Sun Oct 5 2025

Date             Sun 10/05/25            Mon 10/06/25            Tue 10/07/25
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          71          85          70          85
Temp          71 71 78 81 81 76 74 73 73 73 80 83 83 76 74 73 72 71 81 83 83 76
Dewpt         70 70 73 72 71 70 70 71 71 70 72 71 70 70 70 70 70 70 71 71 70 70
RH            97 97 85 74 72 82 87 93 93 90 77 67 65 82 87 90 93 97 72 67 65 82
Wind dir      NE NE  E  E  E  E  E NE NE NE  E  E  E  E  E NE NE NE  E  E  E  E
Wind spd       9  9 11 13 13 11 10  8  9  9 12 13 13 10  8  5  5  6 10 10 10  5
Wind gust                    21                24    20
Clouds        B2 B2 B1 B2 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC FW SC SC FW
PoP 12hr                     50          20          20           5          20
QPF 12hr                   0.59        0.13        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  C     S           S  S  S  S                    S  S
Tstms          S  S  C  C     S           S  S


Date          Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          68    86      68    82      65    78      64    81
Temp          71 69 86 77   71 68 81 73   69 65 76 72   67 64 79 72
Dewpt         70 68 70 69   70 68 69 67   65 61 66 65   63 61 63 64
PWind dir         E     E       E    NE      NE    NE      NE    NE
Wind char        LT    LT      LT    GN      GN    GN      LT    LT
Avg clouds    FW FW FW SC   SC SC B1 B1   B1 B1 B1 B1   SC SC FW SC
PoP 12hr          5    10      10    20      10    20      10    10
Rain shwrs                            S             S
Tstms                                 S

$$
SCZ050-052000-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
201 AM EDT Sun Oct 5 2025

Date             Sun 10/05/25            Mon 10/06/25            Tue 10/07/25
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          72          82          72          82
Temp          73 73 79 80 79 75 74 74 74 74 79 81 80 76 74 74 72 73 79 81 80 75
Dewpt         71 71 72 72 71 71 72 72 71 71 72 72 72 71 71 71 70 70 71 72 72 72
RH            93 93 79 77 77 87 93 93 90 90 79 74 77 85 90 90 93 90 77 74 77 90
Wind dir       E  E  E  E  E NE NE  E NE NE  E  E  E NE  E  E  E NE  E  E  E  E
Wind spd      10 10 12 14 16 12 10  9  9  9 11 13 14 10  9  6  5  6 10 10 10  5
Clouds        B2 B2 B1 B2 B1 B2 B2 B2 B2 B2 SC SC FW SC SC SC SC FW FW FW FW FW
PoP 12hr                     20          20          20           5          10
QPF 12hr                   0.21        0.23           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  S        S  S  S  S     S  S  S  S
Tstms          C  S        S  S  S  S     S  S  S  S
Coast Flood    Y  Y


Date          Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          70    84      69    78      65    75      64    78
Temp          72 71 82 76   72 69 77 71   69 66 73 71   68 65 76 72
Dewpt         71 71 71 72   71 69 70 68   66 63 67 67   65 63 66 65
PWind dir         E     E      NE    NE      NE    NE      NE    NE
Wind char        LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC SC SC   SC B1 B1 B1   B1 B1 B1 B1   SC SC SC SC
PoP 12hr          5    10      20    30      20    20      20    20
Rain shwrs                      S  S  C    S  S  S  S       S     S
Tstms                              S  S

$$
SCZ048-052000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
201 AM EDT Sun Oct 5 2025

Date             Sun 10/05/25            Mon 10/06/25            Tue 10/07/25
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          71          84          70          84
Temp          71 71 77 80 80 74 73 72 72 72 79 82 82 75 73 71 71 71 79 83 82 75
Dewpt         69 69 72 72 71 69 70 70 70 70 72 71 70 69 70 69 69 69 70 70 70 71
RH            93 93 85 77 74 84 90 93 93 93 79 69 67 82 90 93 93 93 74 65 67 87
Wind dir      NE NE  E  E  E NE NE NE NE NE  E  E  E  E  E NE NE NE  E  E  E  E
Wind spd      10 10 13 13 13 10 10  8  9 10 13 13 12  9  8  5  5  6 10 10 10  5
Wind gust              24 25 21    18          24 24 20
Clouds        B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 SC SC SC SC SC SC SC FW FW FW FW FW
PoP 12hr                     30          20          20           5          10
QPF 12hr                   0.52        0.48        0.04           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  S        S  S     S  S  S  S
Tstms          S  C  S  S        S  S     S  S


Date          Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          68    86      68    80      64    76      63    79
Temp          71 69 84 75   71 68 79 71   67 64 74 71   67 64 77 71
Dewpt         70 68 70 70   69 68 69 67   64 61 66 65   62 61 64 64
PWind dir         E     E       E    NE      NE    NE      NE    NE
Wind char        LT    LT      LT    GN      GN    GN      LT    GN
Avg clouds    FW SC FW SC   SC SC B1 B1   B1 SC B1 B1   SC SC SC SC
PoP 12hr          5    10      10    20      10    20      10    10
Rain shwrs                            S             S
Tstms                                 S

$$
SCZ043-052000-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
201 AM EDT Sun Oct 5 2025

Date             Sun 10/05/25            Mon 10/06/25            Tue 10/07/25
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          67          82          65          84
Temp          67 67 77 79 79 72 70 69 69 69 78 81 81 72 69 67 67 67 79 83 82 72
Dewpt         66 67 69 68 67 67 67 68 68 69 69 68 67 68 67 67 66 67 69 67 67 69
RH            97100 76 69 67 84 90 97 97100 74 65 63 87 93100 97100 72 59 61 90
Wind dir      NE NE  E  E  E  E  E NE NE NE  E  E  E  E NE NE NE NE  E  E  E  E
Wind spd       6  8 10 11 10  8  6  5  6  6 10 10 10  6  5  5  5  5  8  9  8  4
Wind gust                 20 18 17             20 20
Clouds        B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC FW FW FW SC FW FW FW FW FW
PoP 12hr                     20          10          20           5          10
QPF 12hr                   0.05           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                       S  S  S  S
Tstms             S                       S  S  S


Date          Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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    85      64    76      60    73      58    77
Temp          66 66 84 73   67 65 76 67   63 61 72 66   62 60 76 66
Dewpt         66 66 66 70   67 65 65 66   61 59 61 63   59 60 60 62
PWind dir         E     E      NE    NE      NE    NE      NE    NE
Wind char        LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    FW SC SC SC   SC B1 B1 B1   B1 SC SC B1   SC SC SC SC
PoP 12hr          0    10      20    20      10    10      10    10
Rain shwrs                      S  S  S
Tstms                                 S

$$
GAZ099-052000-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
201 AM EDT Sun Oct 5 2025

Date             Sun 10/05/25            Mon 10/06/25            Tue 10/07/25
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                      84          68          86          67          88
Temp          68 69 76 81 81 75 72 70 70 70 79 84 84 76 72 69 69 68 79 86 85 76
Dewpt         66 67 70 69 67 68 68 68 68 68 69 68 67 67 67 68 68 68 69 67 67 67
RH            93 93 82 67 63 79 87 93 93 93 72 59 57 74 84 97 97100 72 53 55 74
Wind dir      NE NE  E  E  E  E  E NE NE NE  E  E  E  E  E NE NE NE  E  E  E  E
Wind spd       8  9 10 11 12  9  8  5  8  8 10 11 12  6  5  5  5  5  9  9 10  5
Wind gust     18             19 19 17                18 16
Clouds        B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 SC B1 SC FW FW FW SC SC FW SC FW FW
PoP 12hr                     40          10          20           5          10
QPF 12hr                   0.02           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           C  C  C              S  S  S  S
Tstms                S  C                       S


Date          Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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    90      66    83      62    78      61    81
Temp          69 67 88 79   70 67 82 71   66 63 76 70   65 62 80 72
Dewpt         68 67 65 66   68 67 64 65   63 60 61 62   61 59 59 60
PWind dir         E     E       E    NE      NE    NE      NE    NE
Wind char        LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    FW FW FW SC   SC SC SC B1   SC SC SC B1   SC SC FW FW
PoP 12hr          0    10      10    20      10    10      10    10
Rain shwrs                            S
Tstms                                 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