Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
506 AM EST Tue Nov 11 2025

SCZ050-112100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
506 AM EST Tue Nov 11 2025

Date             Tue 11/11/25            Wed 11/12/25            Thu 11/13/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      50          37          64          43          68
Temp             29 39 46 48 41 38 38 38 38 52 61 63 55 52 49 47 45 58 65 65 55
Dewpt            20 19 17 17 22 24 24 23 23 26 29 34 38 40 41 42 42 44 41 41 43
RH               69 44 31 29 46 57 57 54 54 36 29 34 53 63 74 83 89 59 41 41 64
Wind dir          W  W  W  W SW SW SW SW SW  W  W  W  W  W  W  W NW NW NW NW  S
Wind spd         10 11 11 10  5  5  6  9 10 11 13 12 10  9  8  6  5  5  3  3  2
Clouds           CL CL CL CL CL CL CL CL CL CL FW FW FW FW CL CL CL CL FW FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       20 32       37 34 33 32 31
Min chill        20    24    37    33    30    36
Freeze            W


Date          Fri 11/14/25  Sat 11/15/25  Sun 11/16/25  Mon 11/17/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          45    70      47    73      52    74      54    73
Temp          49 46 68 57   51 48 70 60   56 55 72 64   60 56 71 62
Dewpt         44 41 41 45   46 44 47 51   52 52 54 55   54 51 52 54
PWind dir         N    SW      SW     W      SW    SW      SW     W
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    SC FW FW CL   CL FW FW FW   SC SC FW FW   FW SC FW SC
PoP 12hr          0     0       0     0       0     5      20    20
Rain                                                     S  S     S

$$
GAZ118-112100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
506 AM EST Tue Nov 11 2025

Date             Tue 11/11/25            Wed 11/12/25            Thu 11/13/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      51          34          66          44          71
Temp             29 41 48 50 42 38 36 36 36 53 63 66 56 52 50 47 45 60 68 69 58
Dewpt            17 21 19 19 21 21 21 20 20 25 31 36 39 41 43 43 44 48 46 46 46
RH               60 44 31 29 43 50 54 52 52 33 30 33 53 66 77 86 96 64 45 44 64
Wind dir          W  W  W  W  W SW SW SW SW  W  W  W  W  W  W  W  W NW NW NW NE
Wind spd          8 10  9  6  2  3  4  5  5  9 10 10  6  5  5  4  3  4  4  3  2
Clouds           CL CL CL CL CL CL CL CL CL CL FW CL FW FW CL CL CL CL FW FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       21 35          36 32 31 31
Min chill        21    24          32    31    35
Freeze            W


Date          Fri 11/14/25  Sat 11/15/25  Sun 11/16/25  Mon 11/17/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          44    72      46    75      53    76      55    75
Temp          49 45 70 58   51 47 72 61   55 53 75 66   60 55 73 65
Dewpt         45 43 46 49   48 45 50 53   52 51 56 57   54 53 53 54
PWind dir         N     N      SW     W      SW    SW      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC FW FW CL   CL FW FW FW   FW FW FW FW   FW SC SC SC
PoP 12hr          0     0       0     0       0    10      10    20
Rain                                                              S

$$
SCZ050-112100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
506 AM EST Tue Nov 11 2025

Date             Tue 11/11/25            Wed 11/12/25            Thu 11/13/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      50          41          63          47          67
Temp             33 40 47 48 44 43 42 42 42 52 61 63 57 55 52 50 48 58 65 65 57
Dewpt            22 24 23 23 25 28 28 27 27 30 35 40 42 43 44 44 45 47 46 47 48
RH               63 52 38 37 47 55 57 55 55 43 38 43 57 64 74 80 89 67 50 52 72
Wind dir          W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W NW NW NW  W SW
Wind spd         10 10 10 10  4  5  6  8  9 10 11 12  9  8  6  5  5  4  4  3  2
Clouds           CL CL CL CL CL CL FW CL CL CL FW FW FW FW FW CL CL CL CL FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       25 34          39 38 37 36
Min chill        24    26          37    35
Freeze            W


Date          Fri 11/14/25  Sat 11/15/25  Sun 11/16/25  Mon 11/17/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          48    69      50    70      56    73      57    72
Temp          52 49 67 58   53 51 69 61   58 57 71 65   61 58 70 63
Dewpt         48 45 47 49   50 48 52 56   55 54 59 59   58 55 57 57
PWind dir        NW     E      SW    SW      SW    SW      SW     W
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    SC SC FW CL   CL FW FW FW   SC SC FW FW   SC SC FW SC
PoP 12hr          0     0       0     0       0     5      20    20
Rain                                                     S  S     S

$$
SCZ048-112100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
506 AM EST Tue Nov 11 2025

Date             Tue 11/11/25            Wed 11/12/25            Thu 11/13/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      50          38          65          46          69
Temp             31 40 47 49 42 40 39 39 38 52 62 64 56 53 51 48 47 58 66 67 57
Dewpt            20 23 20 20 24 25 24 23 23 27 33 38 41 41 43 43 44 48 46 46 47
RH               63 50 34 31 48 55 54 52 54 38 33 38 57 64 74 83 89 69 48 47 69
Wind dir          W  W  W  W  W SW SW  W  W  W  W  W  W  W  W  W NW NW NW NW SE
Wind spd          9 10 10  8  2  3  5  6  8 10 11 10  6  6  5  5  4  4  3  3  1
Wind gust                                         20 17
Clouds           CL CL CL CL CL CL CL CL CL CL FW CL FW FW FW CL CL CL CL FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       23 33          38 35 34 32
Min chill        22    25          35    32    36
Freeze            W


Date          Fri 11/14/25  Sat 11/15/25  Sun 11/16/25  Mon 11/17/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          45    70      47    73      53    74      55    74
Temp          50 46 68 57   52 48 70 60   56 54 73 64   60 55 72 63
Dewpt         46 43 46 50   49 45 52 53   52 52 57 57   55 52 55 55
PWind dir         N    SE      SW     W      SW    SW      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC FW FW CL   CL CL FW FW   FW FW FW FW   SC SC FW SC
PoP 12hr          0     0       0     0       0    10      10    20
Rain                                                              S

$$
SCZ043-112100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
506 AM EST Tue Nov 11 2025

Date             Tue 11/11/25            Wed 11/12/25            Thu 11/13/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      48          33          62          40          67
Temp             26 38 46 48 36 34 34 34 33 51 61 62 51 48 46 43 42 58 65 66 52
Dewpt            19 20 17 17 22 22 21 20 22 25 30 35 39 41 41 41 42 45 41 41 44
RH               74 48 31 29 56 61 58 56 63 36 31 36 63 77 83 93100 62 41 40 74
Wind dir          W  W  W  W SW SW SW SW SW  W  W  W  W  W  W  W NW NW NW NW NE
Wind spd          6  9 10  8  2  3  5  5  6 10 11 10  6  5  5  5  3  3  3  2  1
Wind gust                                         20
Clouds           CL CL CL CL CL CL CL CL CL CL CL FW FW FW CL CL CL CL CL FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       18 32          31 29 29 27                   39
Min chill        18    21    36    29    27    35                39
Cold Weather      Y
Freeze            W


Date          Fri 11/14/25  Sat 11/15/25  Sun 11/16/25  Mon 11/17/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          40    70      42    72      49    74      52    72
Temp          44 41 68 53   46 44 70 57   52 50 72 62   57 53 70 60
Dewpt         42 41 40 45   44 43 47 51   49 50 54 56   53 51 51 53
PWind dir         N     W      SW     W      SW    SW      SW     W
Wind char        LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    SC FW FW CL   CL FW FW FW   SC SC FW FW   FW SC SC SC
PoP 12hr          0     0       0     0       0    10      20    20
Rain                                                        S  S  S

$$
GAZ099-112100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
506 AM EST Tue Nov 11 2025

Date             Tue 11/11/25            Wed 11/12/25            Thu 11/13/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      51          32          68          42          72
Temp             26 39 47 50 40 35 34 34 33 52 64 66 55 51 48 45 43 60 69 70 57
Dewpt            17 18 15 15 20 19 18 18 17 24 31 36 41 43 44 43 43 47 41 39 41
RH               68 42 27 24 44 52 51 51 51 33 29 33 59 74 86 93100 62 36 32 55
Wind dir          W  W  W  W SW SW SW SW SW  W  W  W  W  W  W  W  W NW NW NW NW
Wind spd          5  9  9  6  2  2  4  5  5  9 10 10  5  4  3  4  3  4  6  5  2
Clouds           CL CL CL CL CL CL CL CL CL CL FW CL FW FW CL CL CL CL CL FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       19 33             30 29 28
Min chill        19    23          30    28    35
Cold Weather      Y
Freeze            W


Date          Fri 11/14/25  Sat 11/15/25  Sun 11/16/25  Mon 11/17/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          40    74      43    76      50    77      52    76
Temp          46 41 70 59   48 44 73 62   54 51 75 66   58 54 72 64
Dewpt         41 38 40 43   44 44 47 49   49 49 53 54   53 51 50 51
PWind dir         N    NW      SW     W      SW    SW      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW CL CL   CL FW FW FW   FW SC FW FW   SC SC SC SC
PoP 12hr          0     0       0     0       0    10      20    20
Rain                                                     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