Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
601 AM EST Thu Nov 20 2025

SCZ050-202100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
601 AM EST Thu Nov 20 2025

Date             Thu 11/20/25            Fri 11/21/25            Sat 11/22/25
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                      74          56          78          59          80
Temp             57 68 73 72 63 60 59 58 58 69 76 77 69 64 64 61 61 71 77 77 69
Dewpt            57 60 60 60 61 60 59 58 58 62 61 60 62 61 60 59 58 61 62 62 63
RH              100 76 64 66 93100100100100 78 60 56 78 90 87 93 90 71 60 60 81
Wind dir         NE  E  E  E  E  E  E  E SE SW SW SW  S SW SW SW SW SW  W  W SW
Wind spd          3  5  4  5  4  2  1  1  2  4  6  8  6  6  8  8  8 10 11 10  6
Clouds           SC SC SC B1 B1 SC B1 B2 B2 B1 B2 B1 B1 B1 SC SC SC SC SC SC SC
PoP 12hr                      0           5           0          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sun 11/23/25  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25
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          56    71      49    71      54    74      58    76
Temp          63 57 69 60   53 51 69 63   56 56 72 66   62 60 74 65
Dewpt         61 56 53 53   50 48 50 54   54 54 56 59   60 59 60 61
PWind dir        NW    NE      NE     E       E    SE       S    SW
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    FW SC SC SC   FW FW FW SC   SC B1 B1 B1   SC B1 B1 B1
PoP 12hr          0     0       0     5      10    10      30    20
Rain shwrs                                               S  C  S

$$
GAZ118-202100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
601 AM EST Thu Nov 20 2025

Date             Thu 11/20/25            Fri 11/21/25            Sat 11/22/25
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                      80          58          82          60          81
Temp             59 71 79 78 67 62 61 60 60 71 80 81 71 65 63 62 61 72 79 79 71
Dewpt            58 64 63 62 62 62 61 60 60 64 63 62 62 61 59 58 59 64 66 65 65
RH               96 79 58 58 84100100100100 79 56 53 73 87 87 87 93 76 64 62 81
Wind dir          W NW NW  N SE SE SE  S  S SW SW  S  S  S SW SW SW  W  W  W SW
Wind spd          2  2  2  3  3  2  2  1  2  3  5  5  4  4  4  4  5  8 10  9  4
Clouds           SC SC SC SC B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC FW
PoP 12hr                      0           0           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sun 11/23/25  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25
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          58    75      51    74      57    77      59    78
Temp          64 58 73 63   55 52 72 64   58 58 76 69   63 60 77 67
Dewpt         63 58 59 58   55 51 55 57   57 56 61 62   62 60 63 62
PWind dir         W    NE      NE     E       E    SE       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW SC SC   FW FW SC SC   SC B1 B1 B1   SC SC B1 B2
PoP 12hr          0     0       0     5       5    10      20    20
Rain shwrs                                                  S     S

$$
SCZ050-202100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
601 AM EST Thu Nov 20 2025

Date             Thu 11/20/25            Fri 11/21/25            Sat 11/22/25
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                      71          58          75          61          78
Temp             59 68 71 69 63 62 61 60 60 67 73 74 67 64 63 63 61 70 76 76 68
Dewpt            59 65 65 65 63 62 60 60 60 65 66 65 64 63 62 61 60 64 66 67 66
RH              100 90 81 87100100 97100100 93 79 74 90 97 97 93 97 81 71 74 93
Wind dir         NE NE  E  E  E  E NE  N  E SW  S SW SW SW SW SW SW SW SW SW SW
Wind spd          3  4  5  5  3  2  2  2  2  3  5  6  5  5  5  5  5  8 10 10  5
Clouds           B1 SC SC SC SC B1 B1 B2 OV B1 B2 SC B1 B1 SC SC SC SC SC SC SC
PoP 12hr                      0           5           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sun 11/23/25  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25
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          58    70      53    70      57    73      61    74
Temp          63 58 68 60   56 54 68 63   59 58 71 66   63 62 72 65
Dewpt         63 58 58 56   55 52 56 58   58 58 63 64   63 62 65 64
PWind dir        NW    NE      NE     E       E    SE       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC SC   FW FW FW SC   B1 B1 B1 B1   SC B1 B1 B1
PoP 12hr          0     0       0     5      10    10      30    10
Rain shwrs                                               S  C

$$
SCZ048-202100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
601 AM EST Thu Nov 20 2025

Date             Thu 11/20/25            Fri 11/21/25            Sat 11/22/25
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                      75          58          78          60          79
Temp             58 69 75 74 63 61 60 59 60 69 76 77 68 63 62 61 61 70 77 77 69
Dewpt            58 63 64 63 63 61 60 59 60 64 64 63 62 61 60 57 58 64 66 65 65
RH              100 81 69 69100100100100100 84 66 62 81 93 93 87 90 81 69 67 87
Wind dir         NW  N NW  E  E  E  E SE  S SW  S  S  S  S SW SW SW  W  W SW SW
Wind spd          2  2  2  4  2  1  1  1  2  3  5  5  4  4  5  5  5  9 10  8  3
Clouds           SC SC SC B1 SC B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC
PoP 12hr                      0           5           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sun 11/23/25  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25
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          58    73      51    71      56    74      60    76
Temp          62 58 71 61   55 52 70 62   57 57 72 66   62 60 74 65
Dewpt         62 58 59 58   53 50 55 57   56 56 61 63   62 60 64 63
PWind dir         W    NE      NE     E       E    SE       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC SC   FW FW SC SC   SC B1 B1 B1   SC B1 B1 B1
PoP 12hr          0     0       0     5       5    10      20    10
Rain shwrs                                                  S

$$
SCZ043-202100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
601 AM EST Thu Nov 20 2025

Date             Thu 11/20/25            Fri 11/21/25            Sat 11/22/25
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                      75          54          79          58          79
Temp             54 67 74 74 62 60 58 56 57 70 77 78 68 63 62 60 60 71 77 77 67
Dewpt            54 60 60 59 62 60 58 56 57 62 61 60 62 61 59 57 59 62 63 63 64
RH              100 78 62 59100100100100100 76 58 54 81 93 90 90 96 73 62 62 90
Wind dir          N NE  N NE  E SE  N SE  S  S SW SW  S  S SW SW SW  W  W  W SW
Wind spd          1  2  2  2  2  1  0  1  1  4  6  5  4  5  5  5  5  9 10  8  4
Clouds           B1 SC SC SC B1 B2 B2 OV B2 B1 B2 B1 B1 B1 SC SC SC SC SC SC SC
PoP 12hr                      0           5           0          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sun 11/23/25  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25
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          54    70      45    71      49    74      56    75
Temp          61 55 69 58   50 46 70 61   51 51 72 64   59 58 73 62
Dewpt         60 55 53 54   50 46 49 53   51 51 57 60   59 58 60 60
PWind dir        NW    NE       E     E       E    SE       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC SC   FW FW FW SC   SC B1 B1 B1   SC B1 B1 B1
PoP 12hr          0     0       0     5      10    10      30    20
Rain shwrs                                               S  C  S  S

$$
GAZ099-202100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
601 AM EST Thu Nov 20 2025

Date             Thu 11/20/25            Fri 11/21/25            Sat 11/22/25
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                      80          58          83          60          82
Temp             57 69 78 80 68 64 61 59 58 71 80 82 72 66 63 62 61 71 78 80 70
Dewpt            57 63 61 59 60 60 60 59 58 61 58 56 57 56 57 59 61 64 64 64 65
RH              100 81 56 49 76 87 97100100 71 47 41 59 70 81 90100 79 62 58 84
Wind dir         NW NW NW NW NE  E SE  S  S SW SW SW SW SW SW SW SW  W  W  W  W
Wind spd          2  2  4  3  1  2  2  2  2  4  6  6  3  3  4  5  5  9 10  9  3
Clouds           SC SC SC SC SC B1 SC OV B2 B1 B1 B1 SC SC SC SC SC SC B1 SC FW
PoP 12hr                      0           0           0          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sun 11/23/25  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25
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          55    77      49    75      53    80      59    78
Temp          63 55 75 64   54 51 73 65   56 54 77 70   63 60 76 66
Dewpt         61 55 54 54   53 50 52 54   54 54 58 60   60 60 60 58
PWind dir        NW     N       E     E      SE     S       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC FW   FW SC SC SC   SC B1 B1 B1   B1 B2 B1 B1
PoP 12hr          0     0       0     5       5    10      30    20
Rain shwrs                                               S  C  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