Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
738 PM EDT Sun Jul 6 2025

SCZ050-070800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
738 PM EDT Sun Jul 6 2025

Date           07/06/25      Mon 07/07/25            Tue 07/08/25            Wed
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      76          95          77          95          77
Temp             82 79 78 77 80 89 92 91 84 80 79 78 82 90 92 89 84 80 79 78 81
Dewpt            74 74 75 74 75 72 72 73 74 75 76 75 76 74 73 74 75 75 75 75 75
RH               77 85 91 90 85 57 52 56 72 85 91 91 82 60 54 61 74 85 88 91 82
Wind dir          S SW SW SW SW SW SW  S  S  S  S  S SW  S  S  S  S  S  S  S SW
Wind spd         10  9  8  6  6  9 10 11  9  8  6  5  5  6  9 12 10  8  6  5  5
Clouds           SC FW SC FW FW FW SC FW FW FW FW FW FW FW SC SC SC SC SC FW SC
PoP 12hr                     20          20           5          30           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                 S  S                    C  C              S
Tstms             S                 S  S                    C  C              S
Heat index                      96100100 91             99101 98 92
Max heat                          100   100               101   101


Date           07/09  Thu 07/10/25  Fri 07/11/25  Sat 07/12/25  Sun 07/13/25
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          93      76    92      76    93      76    92      75    94
Temp          90 83   78 79 89 83   78 80 88 82   78 79 89 82   78 79 91 83
Dewpt         73 74   75 74 72 74   74 74 72 74   75 74 72 74   75 74 72 75
PWind dir         S      SW    SW      SW    SW      SW    SW      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      LT    GN
Avg clouds    SC SC   B1 B1 SC B1   B1 SC B1 B1   B2 B1 B1 B1   B1 SC SC B1
PoP 12hr         40      20    40      20    50      20    50      20    40
Rain shwrs     S  C    S     S  C    S     S  C    S     S  C    S     S  C
Tstms          S  C    S     S  C    S     S  C    S     S  C    S     S  C

$$
GAZ118-070800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
738 PM EDT Sun Jul 6 2025

Date           07/06/25      Mon 07/07/25            Tue 07/08/25            Wed
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      76          95          77          94          76
Temp             86 80 78 77 78 89 93 91 86 82 79 77 80 88 92 90 84 80 78 77 78
Dewpt            73 74 73 72 73 74 73 74 75 75 74 74 74 76 74 75 75 75 74 73 74
RH               65 82 85 85 85 61 52 58 70 79 85 90 82 68 56 62 74 85 88 87 88
Wind dir         SE  S SW SW SW SW SW  S  S  S  S SW SW SW  S  S  S SW  S  S SW
Wind spd          5  5  4  4  5  5  6  9  8  5  3  3  4  4  5  9  8  5  4  3  3
Clouds           SC FW FW FW FW SC SC SC SC B1 SC FW FW SC SC B1 B1 B1 SC FW FW
PoP 12hr                     20          30          10          40          20
QPF 12hr                      0        0.18           0        0.02        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                 S  C                    C  C  S  S        S
Tstms             S                 S  C                    C  C  S  S
Heat index       93             98102101 95             99102101 92
Max heat         96    90         102   103    92         102   102


Date           07/09  Thu 07/10/25  Fri 07/11/25  Sat 07/12/25  Sun 07/13/25
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          93      75    91      75    92      75    92      75    94
Temp          90 82   78 77 88 84   78 77 88 83   77 77 89 84   78 77 91 85
Dewpt         76 75   74 74 76 75   74 74 75 75   73 74 76 76   74 74 75 76
PWind dir         S      SW    SW      SW    SW      SW    SW      SW    SW
Wind char        LT      LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    SC B1   B2 B1 B1 B1   B1 SC SC B2   B2 B1 B1 B1   B1 SC SC B1
PoP 12hr         50      20    50      30    50      20    50      20    50
Rain shwrs     S  C    S        C    C     S  C    S     S  C    S        C
Tstms          S  C    S        C    C     S  C    S     S  C    S        C

$$
SCZ050-070800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
738 PM EDT Sun Jul 6 2025

Date           07/06/25      Mon 07/07/25            Tue 07/08/25            Wed
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      78          93          79          92          78
Temp             82 80 79 78 81 89 92 89 84 81 81 80 83 90 91 88 84 82 81 79 82
Dewpt            76 76 77 76 77 76 77 77 77 77 77 77 78 78 78 77 77 77 77 76 77
RH               82 88 94 94 88 66 62 68 80 88 88 91 85 68 66 70 80 85 88 91 85
Wind dir         SW SW SW SW SW SW SW  S  S  S  S SW SW  S  S  S  S  S SW SW SW
Wind spd         10 10  9  8  6  9 12 13 11  8  6  5  5  6 10 12 10  8  5  5  5
Clouds           SC FW SC SC FW FW FW FW FW FW FW FW SC FW SC SC SC FW FW FW SC
PoP 12hr                     20          20           5          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                 S  S                    S  S              S
Tstms             S                 S  S                    S  S              S
Heat index                     100106101 94          93103105100 94 90       90
Max heat                          106   105    92    93   105   105    92    90


Date           07/09  Thu 07/10/25  Fri 07/11/25  Sat 07/12/25  Sun 07/13/25
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          91      77    91      78    90      77    90      77    92
Temp          89 84   81 81 89 84   81 80 89 83   80 80 89 83   80 80 91 84
Dewpt         78 77   76 76 77 76   76 76 77 77   76 75 77 77   77 76 78 78
PWind dir         S      SW    SW      SW    SW      SW    SW      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      LT    GN
Avg clouds    SC SC   B1 B1 SC B1   B1 SC B1 B2   B2 B1 B1 B1   B1 SC SC B1
PoP 12hr         30      20    40      20    40      20    40      20    30
Rain shwrs     S  C    S  S  S  C    S  S  S  C    S  S  S  C    S  S  S  C
Tstms          S  C    S  S  S  C    S  S  S  C    S  S  S  C    S  S  S  C

$$
SCZ048-070800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
738 PM EDT Sun Jul 6 2025

Date           07/06/25      Mon 07/07/25            Tue 07/08/25            Wed
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      76          94          77          93          77
Temp             83 80 79 78 79 89 93 91 85 81 80 78 80 89 91 89 84 81 79 78 79
Dewpt            75 75 74 73 74 74 74 76 76 76 76 74 75 76 76 77 77 76 75 74 75
RH               77 85 85 85 85 61 54 62 75 85 88 88 85 66 62 68 80 85 88 88 88
Wind dir          S  S SW SW SW SW  S  S  S  S  S SW SW SW  S  S  S  S  S  S SW
Wind spd          5  5  5  5  5  5 10 11  9  5  4  3  3  4  6  9  8  5  4  4  4
Wind gust                                19
Clouds           SC FW FW FW FW SC SC FW SC SC FW FW FW FW SC SC SC SC FW FW FW
PoP 12hr                     20          20          10          30          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                 S  S                    C  C              S
Tstms             S                 S  S                    C  C
Heat index       90             98103103 94            100103102 94
Max heat         95               103   105    93         103   103    92


Date           07/09  Thu 07/10/25  Fri 07/11/25  Sat 07/12/25  Sun 07/13/25
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          92      76    91      77    91      76    91      76    93
Temp          90 83   78 78 89 83   78 78 89 82   78 78 89 83   78 78 92 85
Dewpt         76 76   75 75 77 76   74 74 76 76   75 74 76 76   75 74 76 76
PWind dir         S       S    SW      SW    SW      SW    SW      SW    SW
Wind char        LT      LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    SC B1   B2 B1 B1 B1   B1 SC SC B2   B2 B1 B1 B1   B1 SC SC B1
PoP 12hr         40      20    40      30    50      20    50      20    40
Rain shwrs     S  C    S        C    C     S  C    S     S  C    S        C
Tstms          S  C    S        C    C     S  C    S     S  C    S        C

$$
SCZ043-070800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
738 PM EDT Sun Jul 6 2025

Date           07/06/25      Mon 07/07/25            Tue 07/08/25            Wed
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      73          94          74          93          74
Temp             81 77 76 74 77 88 92 91 84 79 76 74 79 88 92 89 84 78 76 74 78
Dewpt            73 75 73 72 73 72 71 71 73 75 74 74 75 74 72 73 75 75 74 73 75
RH               77 94 90 93 87 59 51 52 70 88 94100 88 63 52 59 74 91 94 97 91
Wind dir          S  S  S SW SW SW SW  S  S  S  S  S SW SW  S  S  S  S  S  S SW
Wind spd          3  3  3  3  4  5  6  9  6  5  3  2  2  4  5  8  5  4  3  2  3
Clouds           B1 FW FW CL FW FW FW FW SC SC FW FW FW FW SC SC B1 SC SC SC FW
PoP 12hr                     20          20          10          30          10
QPF 12hr                      0           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                 S  S                    C  C              S
Tstms             S                 S  S                    C  C
Heat index                      95 99 98 90             97100 97 92
Max heat         91                99    99               100   100


Date           07/09  Thu 07/10/25  Fri 07/11/25  Sat 07/12/25  Sun 07/13/25
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          91      73    89      73    90      73    90      73    91
Temp          90 81   75 76 87 81   75 77 87 81   75 76 89 82   75 76 90 83
Dewpt         73 74   74 74 73 74   74 74 73 74   74 74 72 74   74 75 72 74
PWind dir         S       S    SW      SW    SW      SW    SW      SW    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1   B2 B1 B1 B1   B1 SC B1 B1   B2 B1 B1 B1   B1 SC SC B1
PoP 12hr         50      30    50      30    60      20    50      20    40
Rain shwrs     S  C    C     S  C    C     S  L    S     S  C    S        C
Tstms          S  C    C     S  C    C     S  L    S     S  C    S        C

$$
GAZ099-070800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
738 PM EDT Sun Jul 6 2025

Date           07/06/25      Mon 07/07/25            Tue 07/08/25            Wed
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      73          96          74          96          74
Temp             87 79 77 74 78 89 94 94 87 81 79 76 78 88 93 92 85 80 77 75 77
Dewpt            69 70 70 71 72 72 69 68 72 72 72 72 73 73 71 70 73 74 73 73 73
RH               55 74 79 90 82 57 44 43 61 74 79 87 85 61 49 49 67 82 87 94 87
Wind dir         SW  S  S SW SW SW SW SW  S  S SW SW SW  W SW SW  S SW SW SW SW
Wind spd          1  2  2  2  2  4  5  8  4  2  2  2  2  3  4  4  3  2  2  2  2
Clouds           FW FW FW SC FW FW SC SC SC FW FW FW FW FW SC B1 B2 B2 B1 SC SC
PoP 12hr                     10          30          10          40          20
QPF 12hr                      0           0           0        0.02        0.03
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             C                    C  C  S  S        S
Tstms                                  C                    C  C  S  S
Heat index       91             96 99 99 94             96100 98 92
Max heat         94                99   101    90         100    99    90


Date           07/09  Thu 07/10/25  Fri 07/11/25  Sat 07/12/25  Sun 07/13/25
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          94      73    91      72    91      72    92      73    94
Temp          90 84   76 76 88 83   75 75 88 82   75 76 88 85   75 76 91 86
Dewpt         73 74   73 73 73 74   73 73 73 74   73 73 73 74   73 73 73 74
PWind dir        SW      SW    SW      SW    SW      SW     W      SW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1   B2 B1 SC B1   B2 SC SC B1   B2 B1 SC B1   B1 SC FW SC
PoP 12hr         60      40    60      40    70      30    60      30    50
Rain shwrs     S  L    C        L    C     S  L    C     S  L    C        C
Tstms          S  L    C        L    C     S  L    C     S  L    C        C

$$

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