Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
640 AM EST Fri Jan 31 2025

SCZ050-312100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
640 AM EST Fri Jan 31 2025

Date             Fri 01/31/25            Sat 02/01/25            Sun 02/02/25
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                      73          50          69          47          68
Temp             54 66 73 70 62 61 59 54 51 57 67 68 56 51 49 48 48 57 67 67 57
Dewpt            53 58 56 56 57 57 55 51 49 49 46 45 48 47 47 47 47 52 54 55 54
RH               96 75 55 61 84 87 87 90 93 75 47 43 74 86 93 96 96 83 63 65 90
Wind dir          S SW SW  S  S SW  W  W  W NW  N NE  E  E NE NE NE NE  E  E  E
Wind spd         10 16 18 17 13 13 11 10  6  6  6  5  4  3  5  6  8  8  9  6  4
Clouds           B1 B2 B2 B1 B1 B2 B2 B2 SC FW CL FW FW FW SC SC SC SC SC FW FW
PoP 12hr                      0          90           0           0           5
QPF 12hr                      0        0.18           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          D  S


Date          Mon 02/03/25  Tue 02/04/25  Wed 02/05/25  Thu 02/06/25
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    74      53    75      54    74      58    75
Temp          51 49 71 61   55 53 73 62   57 54 72 62   59 58 74 63
Dewpt         51 49 55 55   53 52 56 55   54 53 57 57   56 56 59 58
PWind dir        NE    SW      SW    SW       S     S       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW SC FW FW   FW SC SC FW   SC B1 B1 SC   B1 B1 B1 SC
PoP 12hr          5     0       0     0       0     5       5    10

$$
GAZ118-312100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
640 AM EST Fri Jan 31 2025

Date             Fri 01/31/25            Sat 02/01/25            Sun 02/02/25
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                      78          52          70          48          71
Temp             54 65 76 77 65 65 63 57 52 58 67 69 57 51 49 48 48 60 69 70 59
Dewpt            54 60 59 57 58 59 59 54 50 50 46 44 46 46 46 47 47 52 54 54 54
RH              100 84 56 50 78 81 87 90 93 75 47 40 67 83 89 96 96 75 59 57 83
Wind dir          S SW SW  S  S  S SW  W NW NW  N  E SE  E  E NE NE  E  E  E  E
Wind spd          8 12 14 14 12 11 10  6  4  5  4  4  3  3  3  3  5  5  8  6  4
Clouds           B1 B1 SC SC B1 B2 OV SC SC FW FW FW FW SC SC SC SC SC SC FW FW
PoP 12hr                      0          80           0           0           5
QPF 12hr                      0        0.15           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  D


Date          Mon 02/03/25  Tue 02/04/25  Wed 02/05/25  Thu 02/06/25
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          49    77      54    78      55    77      59    80
Temp          52 50 73 62   56 54 75 64   57 56 75 64   60 59 77 66
Dewpt         52 50 55 55   54 51 56 54   54 54 57 56   56 56 59 57
PWind dir        SE    SW      SW     W       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW SC SC FW   SC B1 B1 SC   B1 B1 SC FW
PoP 12hr          0     0       0     0       0     5       5    10

$$
SCZ050-312100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
640 AM EST Fri Jan 31 2025

Date             Fri 01/31/25            Sat 02/01/25            Sun 02/02/25
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                      68          52          67          49          65
Temp             54 64 67 67 60 61 60 56 52 57 66 66 55 51 49 49 49 57 64 64 55
Dewpt            54 60 60 60 59 59 56 53 49 50 47 47 48 48 48 49 49 52 54 55 54
RH              100 87 78 78 96 93 87 90 89 77 50 50 77 89 96100100 83 70 73 96
Wind dir          S SW SW  S  S SW SW  W  W NW  N  E  E  E NE NE NE NE  E  E  E
Wind spd          6 12 16 14 12 12 10  8  6  6  6  5  4  4  6  8  9 10 10  9  5
Wind gust              26 25 24 26 23
Clouds           B1 B2 B2 B2 B1 B2 OV B2 SC FW FW FW FW SC SC SC B1 SC SC FW FW
PoP 12hr                      0          80           0           0           5
QPF 12hr                      0        0.17           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          L  S


Date          Mon 02/03/25  Tue 02/04/25  Wed 02/05/25  Thu 02/06/25
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          50    70      53    71      54    70      57    71
Temp          51 50 69 58   55 53 71 59   56 54 69 60   58 57 71 61
Dewpt         51 50 55 55   54 52 56 55   55 53 56 56   56 56 59 57
PWind dir        NE    SW      SW    SW       S     S       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW SC FW FW   FW SC SC SC   B1 B1 B1 SC   B1 B1 B1 SC
PoP 12hr          5     0       0     0       0     5       5    10

$$
SCZ048-312100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
640 AM EST Fri Jan 31 2025

Date             Fri 01/31/25            Sat 02/01/25            Sun 02/02/25
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          51          68          46          68
Temp             52 63 70 69 60 60 60 57 51 58 65 67 54 49 48 47 48 57 66 66 56
Dewpt            52 60 60 59 57 56 56 53 49 50 47 46 47 47 47 47 48 52 54 55 54
RH              100 90 71 70 90 87 87 86 93 75 52 47 77 93 96100100 83 65 68 93
Wind dir          S  S  S  S  S  S  W  W  W NW  N  E  E  E  E NE NE NE  E  E  E
Wind spd          9 13 14 14 13 12 10  6  4  5  4  3  3  3  3  4  5  6  6  5  3
Clouds           B1 B2 B1 B1 B2 B2 OV SC SC FW FW FW FW SC SC SC B1 SC SC FW FW
PoP 12hr                      0          90           0           0           5
QPF 12hr                      0        0.16           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          D


Date          Mon 02/03/25  Tue 02/04/25  Wed 02/05/25  Thu 02/06/25
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          47    73      53    75      54    73      57    75
Temp          51 48 70 59   55 53 73 61   56 55 72 61   58 58 74 63
Dewpt         51 48 55 54   53 51 56 55   54 53 57 55   55 55 59 57
PWind dir        SE    SW      SW    SW       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW SC SC FW   FW SC SC FW   SC B1 B1 SC   B1 B1 SC FW
PoP 12hr          5     0       0     0       0     5       5    10

$$
SCZ043-312100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
640 AM EST Fri Jan 31 2025

Date             Fri 01/31/25            Sat 02/01/25            Sun 02/02/25
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          49          69          44          71
Temp             51 65 74 74 62 62 58 53 49 58 67 69 57 50 47 46 46 56 68 70 58
Dewpt            51 58 57 56 58 57 56 51 49 50 46 44 46 46 46 46 46 52 53 54 54
RH              100 78 55 53 87 84 93 93100 75 47 40 67 86 96100100 86 59 57 86
Wind dir          S  S  S  S  S  S  W  W  W NW  N NE NE  E  E NE NE  E  E SE SE
Wind spd          8 12 13 13 12 10  9  6  4  5  5  4  3  2  2  3  5  5  5  5  3
Wind gust              24 24
Clouds           B1 B2 B1 SC B2 OV OV SC FW FW CL FW FW FW FW SC SC SC FW FW FW
PoP 12hr                      0          90           0           0           5
QPF 12hr                      0        0.18           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       L  D
Obvis            PF


Date          Mon 02/03/25  Tue 02/04/25  Wed 02/05/25  Thu 02/06/25
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          46    76      51    78      53    78      58    80
Temp          50 46 72 62   54 52 75 64   57 54 75 65   60 59 78 67
Dewpt         50 46 55 55   53 50 55 55   54 53 56 57   56 56 60 58
PWind dir        SE    SW      SW     W       S     S       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW SC SC CL   FW FW FW FW   SC B1 B1 SC   B1 B1 SC FW
PoP 12hr          5     0       0     0       0     5       5    10

$$
GAZ099-312100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
640 AM EST Fri Jan 31 2025

Date             Fri 01/31/25            Sat 02/01/25            Sun 02/02/25
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                      79          49          69          44          73
Temp             52 65 76 78 70 67 60 55 49 57 65 69 58 51 47 46 45 57 69 72 60
Dewpt            51 58 57 56 59 61 56 51 48 49 45 43 46 46 45 44 45 50 51 50 53
RH               96 78 52 47 68 81 87 86 96 75 48 39 64 83 93 93100 77 53 46 78
Wind dir          S SW SW SW  S SW  W  W NW NW  N  N NE  E  E  E  E  E SE SE SE
Wind spd          5 12 16 17 12 11  8  5  4  4  4  3  2  3  2  3  3  5  5  4  1
Wind gust                       23 18
Clouds           SC B1 SC SC B2 OV B2 SC SC FW FW FW FW FW SC SC SC FW FW FW FW
PoP 12hr                      5         100           0           0           5
QPF 12hr                      0        0.28           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       D  L


Date          Mon 02/03/25  Tue 02/04/25  Wed 02/05/25  Thu 02/06/25
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          47    78      52    79      54    80      58    80
Temp          51 48 74 65   56 53 76 67   57 55 78 68   61 58 77 69
Dewpt         51 48 53 53   51 50 53 54   52 53 56 57   56 56 58 58
PWind dir         S    SW      SW     W      SW     S       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW CL   CL FW SC FW   SC SC SC SC   SC SC SC FW
PoP 12hr          0     0       0     0       0     5       5    10

$$

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