Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
316 PM EDT Wed Oct 15 2025

SCZ050-160800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
316 PM EDT Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            Sat
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                      57          75          51          71          51
Temp          75 67 63 61 59 58 68 73 72 63 59 56 53 51 63 69 69 61 57 54 53 53
Dewpt         58 59 59 57 56 55 55 53 52 51 49 47 44 43 43 43 45 49 49 49 48 48
RH            55 75 87 87 90 90 63 49 49 65 69 72 71 74 48 39 42 65 75 83 83 83
Wind dir       N  N  N  N  N  N  N  N  N  N NE NE NE NE NE NE NE NE  E NE NE NE
Wind spd      10  5  3  3  5  8 10 10 10  6  6  5  6  6  8  5  5  3  2  2  2  2
Clouds        CL CL CL FW FW CL CL FW CL CL CL CL CL CL CL FW FW SC SC SC SC FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Coast Flood    Y


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          75      57    79      58    73      53    75      56    75
Temp          73 66   59 60 77 70   66 60 71 63   57 54 73 67   60 58 73 65
Dewpt         50 54   55 57 60 62   62 53 48 50   50 49 49 53   53 52 52 54
PWind dir        SE       S     S      SW    NW      NW     W      SW     W
Wind char        LT      LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    FW CL   FW FW SC B1   B1 SC FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0       0     5      30    10       5     5       5     5
Rain shwrs                           C  S

$$
GAZ118-160800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
316 PM EDT Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            Sat
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                      58          79          53          74          54
Temp          78 70 64 62 59 58 72 77 77 67 62 59 56 54 68 72 72 63 60 57 56 55
Dewpt         60 61 61 59 58 57 59 58 57 57 56 52 49 47 50 50 50 51 53 52 52 53
RH            54 73 90 90 96 96 64 52 50 70 81 78 77 77 52 46 46 65 78 83 86 93
Wind dir       N NE NE  N  N  N NE NE NE NE NE NE NE NE NE  E  E  E  E  E  E NE
Wind spd       6  3  2  2  2  4  6  6  6  4  4  4  4  5  5  5  5  3  2  2  2  2
Clouds        CL CL CL CL CL CL CL FW CL CL CL CL CL CL CL FW FW SC SC SC FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      60    81      58    76      53    79      57    78
Temp          76 68   61 61 79 73   67 58 74 65   58 54 77 69   60 58 76 67
Dewpt         55 57   59 58 63 64   62 52 51 51   51 49 51 55   54 52 54 56
PWind dir        SE      SE     S      SW    NW      NW     W      SW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW SC B1   B1 FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0       0    10      20    10       5     5       5     5
Rain shwrs                           S

$$
SCZ050-160800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
316 PM EDT Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            Sat
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          73          54          70          56
Temp          74 68 65 63 62 61 68 72 71 66 62 59 56 55 64 68 69 63 60 59 57 58
Dewpt         63 62 61 60 59 58 58 57 55 54 51 49 47 46 47 48 50 51 51 51 50 51
RH            69 81 87 90 90 90 70 59 57 65 67 69 72 72 54 49 51 65 72 75 77 77
Wind dir       N  N  N  N  N  N  N  N  N  N NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd       8  4  3  3  5  6  9 10  9  5  5  5  5  6  8  6  5  3  2  2  2  2
Clouds        CL CL CL CL FW CL CL FW CL CL CL CL CL CL CL FW FW SC SC SC SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Coast Flood    Y


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          73      62    78      60    73      56    75      59    75
Temp          72 67   63 64 76 71   68 61 71 65   60 57 73 68   63 60 73 66
Dewpt         54 57   59 61 65 66   66 56 53 53   52 51 54 56   56 55 57 59
PWind dir        SE       S     S      SW    NW      NW     W      SW     W
Wind char        LT      LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    FW CL   FW FW SC SC   B1 SC FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0       0     5      30    10       5     0       5     5
Rain shwrs                           C  S

$$
SCZ048-160800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
316 PM EDT Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            Sat
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                      58          77          54          73          55
Temp          76 68 64 62 60 59 69 75 74 66 61 58 56 54 65 71 71 63 60 58 56 57
Dewpt         61 61 60 59 57 57 58 58 57 56 53 49 47 46 47 47 49 51 51 51 51 52
RH            60 78 87 90 90 93 68 55 55 70 75 72 72 74 52 42 46 65 72 77 83 83
Wind dir       N NE NE  N  N  N NE  N NE NE NE NE NE NE NE  E  E  E  E  E  E NE
Wind spd       6  3  2  2  3  5  8  6  6  4  4  4  4  5  6  4  5  2  2  1  2  2
Clouds        CL CL CL CL CL CL CL CL FW FW CL CL CL CL CL FW FW SC SC SC FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          76      60    79      59    75      54    78      57    77
Temp          74 67   62 62 78 71   66 59 73 64   58 55 75 68   61 58 75 66
Dewpt         54 57   58 60 63 65   62 53 51 51   51 50 52 56   54 53 55 57
PWind dir        SE       S     S      SW    NW      NW     W      SW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW CL   FW FW SC SC   B1 SC FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0       0     5      20     5       5     0       5     5
Rain shwrs                           S  S

$$
SCZ043-160800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
316 PM EDT Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            Sat
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                      55          74          47          71          48
Temp          75 65 60 57 56 56 68 73 72 61 56 52 49 48 63 70 70 59 53 51 50 50
Dewpt         59 61 59 57 56 55 55 53 52 53 51 48 45 44 44 44 46 51 50 49 48 48
RH            58 87 96100100 96 63 49 49 75 83 86 86 86 50 39 42 75 89 93 93 93
Wind dir       N NE  N  N  N  N NE  N  N NE NE NE NE NE NE NE NE  E SE  N  N  E
Wind spd       8  2  2  1  3  5  8  8  6  3  3  2  3  4  5  4  3  2  1  0  0  1
Clouds        CL CL CL CL FW FW CL CL CL CL CL CL CL CL CL FW FW SC SC SC SC FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          76      53    78      54    72      48    76      53    74
Temp          74 64   55 56 77 68   62 56 71 60   52 50 74 65   56 54 73 62
Dewpt         52 55   54 56 60 62   59 52 48 50   48 48 49 53   52 52 51 54
PWind dir        SE      SE     S      SW    NW      NW     W      SW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW CL   FW SC SC B1   B1 SC FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0       0     5      30    10       5     5       5     5
Rain shwrs                           C  S

$$
GAZ099-160800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
316 PM EDT Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            Sat
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                      58          80          51          78          52
Temp          80 70 64 61 59 58 72 78 78 67 62 58 54 52 68 76 76 65 60 57 54 53
Dewpt         58 60 60 59 58 57 55 53 51 53 54 53 49 47 45 44 46 50 50 51 50 50
RH            47 71 87 93 96 96 55 42 39 61 75 83 83 83 43 32 34 58 69 80 86 89
Wind dir       N NE NE NE  N  N NE NE NE NE  E  E  E  E  E  E  E  E SE SE  S SE
Wind spd       5  2  2  1  2  3  5  6  6  4  3  2  2  3  5  5  5  3  2  2  2  2
Clouds        FW CL CL CL CL CL CL FW CL CL CL CL CL CL CL FW FW SC SC FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          81      57    82      55    78      50    82      54    81
Temp          79 71   59 58 80 72   65 55 75 64   55 51 78 70   59 55 79 68
Dewpt         51 54   56 56 60 62   58 47 43 43   45 45 45 48   51 50 48 49
PWind dir        SE      SE     S       W    NW      NW     W       W    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL FW   FW FW SC B1   B1 FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0       0    20      30     5       5     5       5     5
Rain shwrs                      S    C

$$

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