Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
635 AM EDT Sun Jul 7 2024

SCZ050-072000-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
635 AM EDT Sun Jul 7 2024

Date             Sun 07/07/24            Mon 07/08/24            Tue 07/09/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      93          77          92          77          92
Temp             81 89 92 91 84 81 80 79 80 88 91 89 84 81 79 77 80 88 92 90 84
Dewpt            75 75 75 74 74 75 75 76 76 77 77 77 77 77 77 76 77 78 79 78 78
RH               82 64 58 58 72 82 85 91 88 70 64 68 80 88 94 97 91 72 66 68 82
Wind dir          S  S SE SE  S  S  S  S  S  S  S  S  S  S  N  N SW  S SE  S  S
Wind spd          3  6  9 10  8  4  2  2  3  4  8  9  5  1  0  0  1  4  6  8  5
Clouds           B1 B1 B1 B1 B2 B2 B2 B2 B1 SC B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     20          20          40          30          50
QPF 12hr                      0           0        0.35           0        0.23
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S                 S  C  C  C  C  C  S  S  C  C  C  C  S
Tstms                   S                 S  C  C  C  C  C  S  S  C  C  C  C  S
Heat index          99103101 91            100105102 94            102109105 95
Max heat              103   105    90         105   105    92         109   109


Date          Wed 07/10/24  Thu 07/11/24  Fri 07/12/24  Sat 07/13/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          77    92      78    92      78    89      76    88
Temp          79 80 92 85   80 80 92 85   79 80 89 82   78 78 88 82
Dewpt         77 78 79 78   77 77 78 77   77 77 78 77   76 77 78 77
PWind dir         S     S       S     S       S     S       S     S
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B1 B1
PoP 12hr         20    50      20    40      40    60      40    60
Rain shwrs     S  S  C  C    S  S  C  C    C  C  C  L    C  C  C  L
Tstms          S  S  C  C    S  S  C  C    C  C  C  L    C  C  C  L

$$
GAZ118-072000-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
635 AM EDT Sun Jul 7 2024

Date             Sun 07/07/24            Mon 07/08/24            Tue 07/09/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      92          77          91          76          92
Temp             80 91 91 89 87 81 80 77 78 88 91 88 84 80 77 76 78 88 91 90 86
Dewpt            75 76 77 77 76 75 75 75 76 77 77 78 77 76 76 76 77 78 78 78 77
RH               85 62 64 68 70 82 85 94 94 70 64 72 80 88 97100 97 72 66 68 75
Wind dir          S SE SE SE SE SE  S  S  S  S  S SE  S  N  N  N  W  W  S  S  S
Wind spd          2  5  9 10  6  3  2  2  2  3  5  6  4  0  0  0  2  3  4  5  4
Clouds           B2 B1 B1 B1 B2 B2 B2 B2 B1 SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     40          20          60          40          60
QPF 12hr                   0.28           0        0.80        0.07        0.35
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  C  S  S        S  C  C  L  C  C  S  S  C  C  L  L  C
Tstms                S  C  C  S  S        S  C  C  L  C  C  S  S  C  C  L  L  C
Heat index         103105102 98            100105102 94            102106105 97
Max heat              105   106    91         105   105               108   106


Date          Wed 07/10/24  Thu 07/11/24  Fri 07/12/24  Sat 07/13/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          76    93      77    93      78    92      76    90
Temp          79 78 92 87   80 79 93 87   80 79 91 85   78 78 89 84
Dewpt         77 77 78 77   77 76 76 76   76 76 77 76   75 76 77 76
PWind dir        SW    SW      SW    SW       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1 B1   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1
PoP 12hr         30    50      20    40      30    60      30    60
Rain shwrs     C  S  S  C    S     S  C    S  C  C  L    C  S  C  L
Tstms          C  S  S  C    S     S  C    S  C  C  L    C  S  C  L

$$
SCZ050-072000-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
635 AM EDT Sun Jul 7 2024

Date             Sun 07/07/24            Mon 07/08/24            Tue 07/09/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      90          79          90          78          90
Temp             81 86 90 89 84 82 81 80 81 87 90 88 84 81 80 78 80 88 90 89 84
Dewpt            77 77 77 76 75 76 77 77 76 77 78 77 77 78 78 77 78 79 79 79 78
RH               88 75 66 66 74 82 88 91 85 72 68 70 80 91 94 97 94 75 70 73 82
Wind dir          S SE SE SE  S  S  S  S  S SE SE  S  S  S  N SW SW SE SE  S  S
Wind spd          3  5 11 11  8  3  3  1  2  5 10  8  5  1  0  1  2  4  8  8  5
Clouds           B1 B1 B1 B1 B1 B2 B2 B1 B1 SC B1 B1 B2 B1 B1 B1 B1 B1 B1 SC B1
PoP 12hr                     10          20          40          30          40
QPF 12hr                      0           0        0.23        0.01        0.17
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  C  C  C  C  C  C  C  C  C  C  C  S
Tstms                                     S  C  C  C  C  C  C  C  C  C  C  C  S
Heat index          97103100 91             99104100 94            103106105 95
Max heat              103   102    90         105   105    92         106   106


Date          Wed 07/10/24  Thu 07/11/24  Fri 07/12/24  Sat 07/13/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          79    91      79    91      79    88      77    87
Temp          80 80 91 84   81 80 91 84   80 80 88 82   78 79 87 81
Dewpt         78 79 79 78   78 78 79 78   78 78 79 78   77 77 79 78
PWind dir         S     S       S     S       S     S       S     S
Wind char        LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B1 B1
PoP 12hr         20    50      20    40      40    60      40    50
Rain shwrs     S  S  C  C    S  S  C  C    C  C  C  L    C  C  C  C
Tstms          S  S  C  C    S  S  C  C    C  C  C  L    C  C  C  C

$$
SCZ048-072000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
635 AM EDT Sun Jul 7 2024

Date             Sun 07/07/24            Mon 07/08/24            Tue 07/09/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      91          78          90          77          90
Temp             79 87 90 90 83 81 80 79 80 86 89 88 84 80 79 77 79 86 90 89 85
Dewpt            76 77 77 77 76 76 76 76 76 77 78 78 78 77 77 77 77 79 79 79 79
RH               91 72 66 66 80 85 88 91 88 75 70 72 82 91 94100 94 80 70 73 82
Wind dir          S SE SE SE  S  S  S  S  S SE  S  S  S  N  N  N  W SE  S  S  S
Wind spd          2  5  8  8  5  3  2  1  2  4  6  6  4  0  0  0  2  4  4  5  3
Clouds           B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B2 B1 B1 B1
PoP 12hr                     30          20          50          40          50
QPF 12hr                   0.08           0        0.49        0.06        0.31
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  S  S           S  C  C  C  C  C  S  S  C  C  C  C  S
Tstms                S  C  S  S           S  C  C  C  C  C  S  S  C  C  C  C  S
Heat index          99103103 91             97103102 95            100106105 98
Max heat              105   105    91         103   103    90         106   106


Date          Wed 07/10/24  Thu 07/11/24  Fri 07/12/24  Sat 07/13/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          77    92      78    93      78    91      77    88
Temp          80 79 91 86   81 80 92 86   81 79 90 83   79 78 88 84
Dewpt         78 78 80 79   77 77 78 78   77 77 78 77   76 77 78 77
PWind dir         S     S      SW     S       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC SC   SC SC B1 B1   B1 B1 B1 B1
PoP 12hr         20    50      20    40      30    60      30    50
Rain shwrs     S  S  C  C    S     S  C    C  C  C  L    C  C  C  C
Tstms          S  S  C  C    S     S  C    C  C  C  L    C  C  C  C

$$
SCZ043-072000-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
635 AM EDT Sun Jul 7 2024

Date             Sun 07/07/24            Mon 07/08/24            Tue 07/09/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      91          74          91          74          92
Temp             79 87 91 88 83 78 75 75 77 87 91 90 84 79 76 74 78 88 92 90 84
Dewpt            75 75 74 75 75 75 74 73 76 77 77 77 77 77 76 74 77 79 79 78 78
RH               88 68 58 66 77 91 97 94 97 72 64 66 80 94100100 97 75 66 68 82
Wind dir         SE SE SE SE SE SE  S SE SE  S  S  S  S  N  N  N SW  S SE  S  S
Wind spd          2  4  6  8  5  1  1  1  2  3  4  5  3  0  0  0  1  3  3  5  3
Clouds           B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2 B1 SC B1 B1 B1 B1 B1 B1
PoP 12hr                     40          20          60          30          50
QPF 12hr                   0.05        0.04        0.31        0.03        0.25
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  C  S  S        S  C  C  L  C  C        C  C  C  C  S
Tstms                S  C  C  S  S        S  C  C  L  C  C        C  C  C  C  S
Heat index          96101 98 90             99105103 94            103109105 95
Max heat              101   101               105   105    90         109   107


Date          Wed 07/10/24  Thu 07/11/24  Fri 07/12/24  Sat 07/13/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    92      75    93      75    90      73    88
Temp          76 77 92 86   77 78 93 86   77 78 90 83   75 76 88 82
Dewpt         76 77 79 78   76 76 77 77   75 76 77 77   75 76 77 76
PWind dir         S     S       S     S       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC SC   SC SC B1 B1   B1 B1 B1 B1
PoP 12hr         20    50      20    40      20    60      30    60
Rain shwrs     S     C  C    S     S  C    S  S  C  L    C  C  C  L
Tstms          S     C  C    S     S  C    S  S  C  L    C  C  C  L

$$
GAZ099-072000-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
635 AM EDT Sun Jul 7 2024

Date             Sun 07/07/24            Mon 07/08/24            Tue 07/09/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      92          74          92          74          93
Temp             77 88 92 89 82 78 75 75 76 86 92 90 85 78 75 74 77 88 93 92 86
Dewpt            75 77 77 76 76 76 75 74 76 77 76 76 77 77 75 74 76 77 76 77 77
RH               94 70 62 66 82 94100 97100 75 60 64 77 97100100 97 70 58 62 75
Wind dir         SE SE SE SE SE SE  S SE  S  S  S  S  S  N  N  N  W  W  W SW  S
Wind spd          1  3  4  4  3  2  1  1  2  3  3  3  2  0  0  0  1  3  2  4  1
Clouds           B2 B1 B2 B2 B2 B2 B2 B2 B1 SC B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     60          50          60          30          60
QPF 12hr                   0.76        0.16        0.16        0.14        0.25
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  L  C  C        S  C  L  L  C  C        S  S  L  L  S
Tstms                S  C  L  C  C        S  C  L  L  C  C        S  S  L  L  S
Heat index         100106100                97105102 96            100106106 97
Max heat              106   106               105   105    90         106   106


Date          Wed 07/10/24  Thu 07/11/24  Fri 07/12/24  Sat 07/13/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          75    93      75    94      75    93      74    92
Temp          78 78 92 87   77 78 93 87   78 78 93 84   76 77 92 85
Dewpt         76 77 76 77   76 75 73 75   75 75 74 75   75 75 74 75
PWind dir        SW    SW      SW    SW       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 SC SC   SC FW FW SC   SC SC SC B1   B1 B1 SC B1
PoP 12hr         20    50      20    30      10    60      20    60
Rain shwrs     S     S  C    S        C          C  L    S  S  C  L
Tstms          S     S  C    S        C          C  L    S  S  C  L

$$

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