Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
242 AM EST Mon Jan 30 2023

SCZ050-302100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
242 AM EST Mon Jan 30 2023

Date             Mon 01/30/23            Tue 01/31/23            Wed 02/01/23
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                      66          53          69          56          66
Temp          56 56 60 65 66 60 56 54 53 53 60 67 68 61 58 57 57 56 61 66 65 58
Dewpt         56 56 57 59 59 58 56 54 53 53 57 59 59 59 58 57 57 56 57 57 56 53
RH           100100 90 81 78 93100100100100 90 75 73 93100100100100 87 73 73 83
Wind dir       N  W NW  W NW  N NE NE NE  N NE  S  S  S SW SW  W NW  N  N NE NE
Wind spd       2  3  4  4  4  3  2  1  1  1  2  4  5  4  4  2  4  3  6  6  8  6
Clouds        OV OV OV OV OV B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV
PoP 12hr                     80          10          20          30          30
QPF 12hr                   0.24           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  D  C  S                          S  S  S  C  C  C  C  S  S  S
Obvis         PF PF                PF  F PF


Date          Thu 02/02/23  Fri 02/03/23  Sat 02/04/23  Sun 02/05/23
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          51    67      47    57      34    52      38    63
Temp          52 52 65 59   56 52 54 50   43 36 49 44   42 41 57 52
Dewpt         52 51 57 54   54 50 44 39   32 26 27 31   36 37 41 43
PWind dir        NE     E       W     N      NE    NE      NE     N
Wind char        LT    LT      GN    GN      GN    BZ      GN    GN
Avg clouds    OV OV OV OV   OV OV OV B2   B1 SC FW SC   SC B2 B2 B2
PoP 12hr         30    30      80    70      30    10      10    20
Rain shwrs     S  C  S  C    L  D  L  C    C  S                S  S

$$
GAZ118-302100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
242 AM EST Mon Jan 30 2023

Date             Mon 01/30/23            Tue 01/31/23            Wed 02/01/23
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                      70          57          72          59          69
Temp          56 57 63 70 70 63 60 58 57 57 63 70 72 65 61 59 59 59 63 67 68 63
Dewpt         56 57 60 63 64 62 60 58 57 57 62 62 63 63 61 59 59 59 61 59 58 57
RH           100100 90 78 81 97100100100100 97 76 73 93100100100100 93 75 70 81
Wind dir      NE SW SW  W NW  N  E  E NE NE  S SW SW  S  S SW  W  W NW NW  N NE
Wind spd       3  3  4  5  5  3  2  1  0  1  3  5  4  3  3  2  3  3  6  6  6  5
Clouds        OV OV OV B2 B2 B2 OV B2 OV OV B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B2
PoP 12hr                     60          10          20          30          20
QPF 12hr                   0.09           0        0.06           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  L  C                             S  C  C  S  S  S  S  S  S  S
Obvis         PF PF                PF  F PF


Date          Thu 02/02/23  Fri 02/03/23  Sat 02/04/23  Sun 02/05/23
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    72      52    59      36    52      40    61
Temp          57 55 69 64   61 56 57 52   46 40 50 47   43 42 56 52
Dewpt         56 55 60 59   60 55 50 43   37 29 32 36   37 37 44 45
PWind dir        NE     S      SW     N      NE    NE      NE     N
Wind char        LT    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    B2 OV OV B2   B2 OV OV B2   B1 SC FW SC   B1 B2 B2 B2
PoP 12hr         20    20      70    70      30    10      10    20
Rain shwrs     S  S     S    C  L  L  C    C                   S  S

$$
SCZ050-302100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
242 AM EST Mon Jan 30 2023

Date             Mon 01/30/23            Tue 01/31/23            Wed 02/01/23
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                      67          53          68          56          65
Temp          56 56 61 65 66 60 56 55 55 54 61 67 67 60 57 57 57 56 61 65 64 58
Dewpt         56 56 59 60 60 59 56 55 55 54 60 61 61 60 57 57 57 56 59 57 56 54
RH           100100 93 84 81 96100100100100 97 81 81100100100100100 93 75 75 86
Wind dir       W SW NW  W NW  N  N NE NE  N NE  S  S  S SW SW  W NW  N  N NE NE
Wind spd       3  5  5  5  5  4  3  1  2  1  2  4  5  4  4  2  4  4  6  6  8  8
Clouds        OV OV OV OV B2 B2 B2 B2 OV OV OV B2 B2 B2 B2 OV B2 B2 B2 B2 B2 OV
PoP 12hr                     80          10          20          30          30
QPF 12hr                   0.26           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  D  C  S                          S  S  S  C  C  C  C  S  S  S
Obvis         PF PF                PF  F PF


Date          Thu 02/02/23  Fri 02/03/23  Sat 02/04/23  Sun 02/05/23
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          52    66      48    57      36    52      42    62
Temp          53 53 65 59   56 53 54 50   44 38 49 46   45 44 56 52
Dewpt         53 53 58 58   56 53 48 42   35 31 33 37   41 42 46 48
PWind dir        NE     E       W     N      NE    NE      NE     N
Wind char        LT    GN      GN    GN      BZ    BZ      GN    GN
Avg clouds    OV OV OV B2   OV OV OV B2   B1 SC FW SC   B1 B2 OV B2
PoP 12hr         30    20      70    70      30    10      10    20
Rain shwrs     S  C  S  S    L  L  L  C    C  S                S  S

$$
SCZ048-302100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
242 AM EST Mon Jan 30 2023

Date             Mon 01/30/23            Tue 01/31/23            Wed 02/01/23
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                      67          55          70          57          67
Temp          55 56 61 65 66 61 58 56 55 55 61 68 68 61 59 58 58 57 62 65 65 59
Dewpt         55 56 58 61 61 60 58 56 55 55 60 61 61 61 59 58 58 57 59 58 57 55
RH           100100 90 87 84 97100100100100 97 78 78100100100100100 90 78 75 87
Wind dir      NW SW NW NW NW  N  N NE NE  N NE  S  S  S  S SW  W  W NW  N  N NE
Wind spd       3  4  3  5  4  3  2  0  0  1  2  5  4  4  3  2  3  4  5  6  6  6
Clouds        OV OV OV OV B2 B2 OV B2 OV OV B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     80          10          20          30          30
QPF 12hr                   0.13           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  D  C                          S  S  S  S  C  C  C  C  S  S  S
Obvis         PF PF                PF  F PF


Date          Thu 02/02/23  Fri 02/03/23  Sat 02/04/23  Sun 02/05/23
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          52    69      49    57      35    52      40    61
Temp          54 53 66 60   58 53 55 49   45 38 49 45   42 42 55 51
Dewpt         54 53 59 58   56 53 48 43   36 29 32 36   37 38 44 46
PWind dir        NE    SE      SW     N      NE    NE      NE     N
Wind char        LT    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    B2 OV B2 B2   B2 OV OV B2   B1 SC FW SC   B1 B2 B2 B2
PoP 12hr         20    20      70    70      30    10      10    20
Rain shwrs     S  S     S    L  L  L  C    C                   S  S

$$
SCZ043-302100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
242 AM EST Mon Jan 30 2023

Date             Mon 01/30/23            Tue 01/31/23            Wed 02/01/23
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                      65          54          67          55          65
Temp          53 55 58 64 65 60 57 55 54 54 60 67 67 61 59 57 57 56 61 65 65 57
Dewpt         53 55 56 58 59 58 56 55 54 54 57 59 60 60 59 57 57 56 57 56 54 53
RH           100100 93 81 81 93 96100100100 90 75 78 97100100100100 87 73 68 86
Wind dir       N SW  E NW NW  S SE  E NE  E SE SW SW SW SW SW  W NW  N  N  N NE
Wind spd       1  2  3  4  2  2  1  0  0  1  2  4  4  3  4  2  3  3  5  5  8  5
Clouds        OV OV OV OV B2 B2 B2 B2 OV OV OV B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     80          10          30          30          30
QPF 12hr                   0.19           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  D  C  S                    S  S  S  C  C  C  C  C  C  C  C  C
Obvis         PF PF                PF  F PF


Date          Thu 02/02/23  Fri 02/03/23  Sat 02/04/23  Sun 02/05/23
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    64      46    54      30    49      35    58
Temp          52 51 63 56   54 51 53 47   40 34 47 40   36 37 54 47
Dewpt         51 50 56 55   54 50 44 39   31 23 25 30   31 34 40 43
PWind dir        NE    SE       N     N      NE    NE      NE     N
Wind char        LT    LT      LT    GN      GN    GN      GN    LT
Avg clouds    B2 OV OV OV   OV OV OV B2   SC FW FW FW   SC B2 B2 B2
PoP 12hr         30    40      80    70      20    10      10    20
Rain shwrs     C  C  S  C    D  D  L  C    S                   S  S

$$
GAZ099-302100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
242 AM EST Mon Jan 30 2023

Date             Mon 01/30/23            Tue 01/31/23            Wed 02/01/23
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                      67          55          73          58          67
Temp          53 55 59 65 66 60 57 56 55 55 60 69 73 65 62 61 60 58 62 66 67 61
Dewpt         53 55 57 62 61 60 57 56 55 55 60 62 63 64 62 61 59 58 59 59 58 58
RH           100100 93 90 84100100100100100100 78 71 97100100 96100 90 78 73 90
Wind dir       E SE  E  W NW  N  N SE  N  E  S SW  W  W  W SW  W NW NW NW NW NE
Wind spd       2  3  2  4  3  2  2  1  1  2  3  5  5  3  3  2  4  4  5  6  8  4
Clouds        OV OV OV B2 OV OV OV B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     50          20          30          30          20
QPF 12hr                   0.16           0        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  C  S        S                 S  S  C  C  S  S  S  S  S  S  C
Obvis         PF PF                PF  F PF


Date          Thu 02/02/23  Fri 02/03/23  Sat 02/04/23  Sun 02/05/23
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    72      50    58      34    50      38    59
Temp          56 56 69 64   60 55 56 51   45 37 48 44   39 38 53 50
Dewpt         56 55 61 62   59 55 50 47   37 27 29 33   33 34 42 46
PWind dir        NE     S       W     N      NE    NE      NE     N
Wind char        LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 OV OV OV   B2 OV OV B2   B1 SC FW FW   SC B2 B2 B2
PoP 12hr         30    30      80    60      20     5      10    20
Rain shwrs     C  S     C    L  D  L  C    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



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