Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
436 PM EST Mon Nov 17 2025

SCZ050-180900-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
436 PM EST Mon Nov 17 2025

Date           11/17/25      Tue 11/18/25            Wed 11/19/25            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      45          70          54          78          57
Temp             54 51 47 45 46 63 70 70 61 56 56 56 56 69 76 76 66 63 61 59 59
Dewpt            36 38 39 38 39 41 42 45 50 53 54 55 55 57 56 56 59 59 58 57 57
RH               50 61 74 76 76 44 36 41 67 90 93 96 96 66 50 50 78 87 90 93 93
Wind dir         NE  E  E NE NE  E SE SE SE  S  S SW SW  W  W SW SW SW SW  W  W
Wind spd          2  2  2  2  3  5  6  6  4  4  5  5  5  6  8  6  5  5  4  4  3
Clouds           SC FW SC FW CL CL CL FW FW SC FW FW FW FW 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


Date           11/20  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          79      59    79      59    77      54    72      51    71
Temp          77 66   61 60 77 69   63 61 75 67   60 55 70 61   56 51 69 60
Dewpt         58 59   60 58 58 60   60 60 60 60   58 54 53 53   51 49 49 52
PWind dir         W       S    SW      SW    SW      SW    SW      SE     S
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   B1 B2 B1 B1   B1 SC SC SC   SC SC SC FW   SC SC FW SC
PoP 12hr          0       0     0      10    20      10     5       5     5
Rain shwrs                                 S  S

$$
GAZ118-180900-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
436 PM EST Mon Nov 17 2025

Date           11/17/25      Tue 11/18/25            Wed 11/19/25            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      47          74          54          81          57
Temp             57 52 49 47 47 66 73 73 64 58 56 56 55 69 79 80 69 64 61 59 58
Dewpt            42 44 45 44 44 51 50 53 56 57 56 56 55 58 57 58 60 59 59 58 57
RH               57 74 86 89 89 58 44 49 75 96100100100 68 47 47 73 84 93 96 96
Wind dir          E  E NE NE NE  E SE SE SE  S  S SW SW  W  W  W  S SW SW  W  W
Wind spd          3  2  2  2  2  4  5  5  3  2  2  2  2  4  5  5  3  2  2  2  2
Clouds           SC FW CL FW FW CL FW CL FW FW CL FW FW CL FW FW FW SC FW SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           11/20  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          82      58    81      59    79      56    75      52    73
Temp          80 68   61 59 79 71   63 60 77 69   63 57 73 63   57 53 71 61
Dewpt         62 61   60 57 60 61   60 60 64 61   59 57 56 55   54 51 54 55
PWind dir        SW       S    SW      SW    SW      SW    SW      SE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW SC   B1 B1 B1 B1   SC SC SC SC   SC SC SC FW   SC SC SC SC
PoP 12hr          0       0     0      10    20      10     5       5     5
Rain shwrs                                 S  S

$$
SCZ050-180900-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
436 PM EST Mon Nov 17 2025

Date           11/17/25      Tue 11/18/25            Wed 11/19/25            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      50          69          57          76          58
Temp             57 54 52 51 51 63 68 68 62 59 59 58 58 68 75 74 66 63 62 60 59
Dewpt            42 42 43 43 44 49 50 53 55 57 58 58 58 61 61 62 62 61 60 59 59
RH               57 64 71 74 77 60 52 59 78 93 96100100 78 62 66 87 93 93 96100
Wind dir         NE NE  E NE NE  E SE SE SE  S SW SW SW  W SW SW SW SW SW  W  W
Wind spd          2  2  2  2  3  4  5  5  2  3  4  3  4  5  6  6  4  4  3  3  3
Clouds           SC FW SC FW FW CL CL FW FW FW SC SC FW FW 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


Date           11/20  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          77      60    76      61    75      56    69      53    69
Temp          75 65   62 61 74 69   64 62 73 66   61 56 69 61   57 53 68 60
Dewpt         63 63   62 60 63 64   63 62 65 63   61 56 58 57   55 53 55 57
PWind dir        SW       S    SW      SW    SW      SW    SW      SE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   B1 B2 B1 B1   B1 SC SC SC   SC SC SC FW   SC SC FW SC
PoP 12hr          0       0     0      10    20      10     5       5     5
Rain shwrs                                 S  S

$$
SCZ048-180900-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
436 PM EST Mon Nov 17 2025

Date           11/17/25      Tue 11/18/25            Wed 11/19/25            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      48          71          55          78          57
Temp             56 51 50 48 48 64 70 70 61 57 57 56 56 68 76 76 66 63 61 59 58
Dewpt            43 44 43 43 43 49 50 52 56 56 56 56 55 59 59 60 61 60 59 58 57
RH               62 77 77 83 83 58 49 53 84 96 96100 96 73 56 58 84 90 93 96 96
Wind dir          E  E  E  E NE  E SE SE SE  S  S SW SW  W  W SW  S SW SW  W  W
Wind spd          2  2  2  2  2  4  5  5  2  2  2  2  3  5  5  5  2  2  2  2  2
Clouds           SC FW FW CL FW CL CL FW FW FW FW FW FW CL FW FW FW 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


Date           11/20  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          79      59    79      59    77      56    72      52    71
Temp          77 66   62 60 77 69   63 60 75 67   60 56 70 61   56 52 69 58
Dewpt         63 62   60 57 61 62   60 60 64 62   59 55 57 57   54 50 54 56
PWind dir        SW       S    SW      SW    SW      SW    SW       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   B1 B2 B1 B1   SC SC SC SC   SC SC SC FW   SC SC SC SC
PoP 12hr          0       0     0      10    20      10     5       5     5
Rain shwrs                                 S  S

$$
SCZ043-180900-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
436 PM EST Mon Nov 17 2025

Date           11/17/25      Tue 11/18/25            Wed 11/19/25            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      40          71          51          78          54
Temp             52 46 42 40 40 61 70 71 60 53 52 52 53 68 76 77 65 61 59 56 56
Dewpt            36 37 36 35 36 40 40 44 51 52 52 52 53 56 56 57 61 60 58 56 56
RH               54 71 79 82 85 46 33 38 72 96100100100 65 50 50 87 97 96100100
Wind dir          E SE  E  E NE  E  S  S SE  S  S SW SW SW  W  W SW SW SW  W  W
Wind spd          1  1  1  1  2  3  5  5  3  3  2  3  4  5  6  5  2  2  2  2  2
Clouds           SC FW FW FW CL CL CL FW FW FW FW SC FW FW 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


Date           11/20  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          79      56    79      57    76      52    71      47    71
Temp          78 66   58 58 77 69   61 59 74 65   58 53 70 59   52 48 69 58
Dewpt         59 60   58 57 58 60   58 59 60 60   58 53 53 53   50 48 50 52
PWind dir         W       S    SW      SW    SW      SW    SW      SE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   B1 B2 B1 B1   B1 SC SC SC   SC SC SC FW   SC SC SC SC
PoP 12hr          0       0     0      10    20      10     5       5     5
Rain shwrs                                 S  S
Tstms                                         S

$$
GAZ099-180900-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
436 PM EST Mon Nov 17 2025

Date           11/17/25      Tue 11/18/25            Wed 11/19/25            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      42          76          50          82          54
Temp             57 50 44 42 42 62 74 75 65 56 53 52 51 68 80 81 69 64 60 57 56
Dewpt            34 36 38 39 38 43 39 42 49 53 53 52 50 55 56 57 60 59 58 57 56
RH               42 58 79 89 86 50 28 31 56 90100100 96 63 44 44 73 84 93100100
Wind dir          E SE  E  E  E SE  S  S  S  S  S SW SW  W  W  W  W SW  W  W  W
Wind spd          2  2  2  2  2  3  5  4  2  2  2  2  3  5  6  5  2  2  2  2  2
Clouds           SC FW CL FW CL CL CL FW FW FW FW FW FW FW FW FW FW 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


Date           11/20  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          84      57    83      59    80      54    76      49    74
Temp          82 69   60 58 80 72   63 59 78 69   60 55 74 64   55 50 72 61
Dewpt         58 58   57 56 57 57   59 59 61 60   57 54 52 52   51 48 48 51
PWind dir         W       S    SW      SW    SW      SW    SW      SE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   B1 B2 B1 SC   SC SC B1 SC   SC SC SC FW   SC SC SC SC
PoP 12hr          0       0     5      10    30      10     5       5     5
Rain shwrs                                 C  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