Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
159 PM EDT Wed Jul 2 2025

SCZ050-030800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
159 PM EDT Wed Jul 2 2025

Date           07/02/25      Thu 07/03/25            Fri 07/04/25            Sat
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                      74          91          74          93          74
Temp          87 81 78 77 75 76 85 87 87 81 78 76 74 77 87 90 89 83 78 77 75 76
Dewpt         72 73 73 74 73 73 73 72 74 74 75 74 74 74 72 70 71 72 73 73 72 72
RH            61 77 85 90 94 90 67 61 65 79 91 94100 90 61 52 56 70 85 87 90 87
Wind dir       S  S SW SW SW SW SW  S  S  S  S  S  N NE NE  E  E  E  E NE NE NE
Wind spd      13 10  6  4  2  3  4  5  5  4  2  2  2  5 10 11 12 10  6  6  9 10
Clouds        B1 B1 SC B1 SC SC SC B1 B1 SC SC FW FW FW FW SC SC SC FW SC SC SC
PoP 12hr                     80          50          20          40          20
QPF 12hr                   0.57        0.34        0.01        0.05           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  L  C  C  C  S  S  C  C  S  S        C  C  C  C  S  S  S  S  C
Tstms          C  L  C  C  C  S  S  C  C  S  S        S  S  C  C  S  S  S  S  C
Heat index    94                92 94 95                94 96 95
Max heat         95                95    97                96    96


Date           07/05  Sun 07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25
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          90      74    88      74    92      76    95      77    95
Temp          86 81   76 77 85 80   76 76 89 82   78 79 93 84   79 79 93 84
Dewpt         71 71   73 72 72 73   74 74 72 74   75 74 71 75   75 74 72 74
PWind dir         E      NE     E       S    SW      SW    SW      SW    SW
Wind char        GN      GN    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B1 B1   B1 B1 B1 B1   B1 SC SC SC   SC SC SC SC   SC SC FW SC
PoP 12hr         50      40    60      30    50      20    40      20    50
Rain shwrs     C  C    C  C  C  L    C  C  C  C       S  S  C    S  S  S  C
Tstms          C  C    S  S  C  L    C  S  S  C       S  S  C    S  S  S  C

$$
GAZ118-030800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
159 PM EDT Wed Jul 2 2025

Date           07/02/25      Thu 07/03/25            Fri 07/04/25            Sat
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                      74          90          74          92          74
Temp          87 82 78 76 74 76 83 88 87 83 79 76 74 76 85 90 89 84 79 76 74 76
Dewpt         75 75 75 74 73 74 76 76 77 77 76 75 74 75 76 75 74 74 74 74 73 73
RH            68 79 91 94 97 94 80 68 72 82 91 97100 97 75 62 61 72 85 94 97 90
Wind dir       S  S  S SW SW SW SW SE  E SE SE NE NE NE NE  E  E  E  E NE NE NE
Wind spd      10  6  3  2  2  2  3  4  5  3  2  1  2  4  6  9 10  6  4  4  5  9
Clouds        B1 B1 B2 B1 SC B1 SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     80          50          20          40          20
QPF 12hr                   0.07        0.54        0.01        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     L  L  S              C  C  S  S        C  C  C  C  S  S  S  S  C
Tstms          L  L  S              C  C  S  S        S  S  C  C  S  S  S  S  C
Heat index    96                91 99 99 92             94101 98 91
Max heat         99                99   100               101   101


Date           07/05  Sun 07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25
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          88      74    88      74    91      75    94      76    95
Temp          86 82   76 76 85 81   76 76 89 83   77 77 92 85   78 78 93 86
Dewpt         74 74   73 73 76 76   74 74 75 76   74 74 75 76   74 74 75 76
PWind dir        NE      NE    NE       S    SW      SW    SW      SW    SW
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B1 B1 B1 B1   B1 SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         60      40    70      20    50      10    40      20    50
Rain shwrs     C  L    C  C  C  L    S     S  C          S  C    S     S  C
Tstms          C  C    S     S  L    S     S  C          S  C    S     S  C

$$
SCZ050-030800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
159 PM EDT Wed Jul 2 2025

Date           07/02/25      Thu 07/03/25            Fri 07/04/25            Sat
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                      75          89          76          90          76
Temp          86 81 78 78 76 79 86 88 86 82 79 78 76 78 85 88 88 83 80 78 76 78
Dewpt         76 75 76 76 75 76 77 77 77 77 77 76 76 76 77 76 75 75 76 75 75 75
RH            72 82 94 94 97 91 75 70 75 85 94 94100 94 77 68 66 77 88 91 97 91
Wind dir       S  S SW SW SW  W  S  S  S  S  S SW NE NE NE  E  E  E  E NE NE NE
Wind spd      13 10  8  5  3  3  4  8  8  4  2  2  3  5 10 11 13 10  6  6  9 11
Clouds        SC B2 B1 B1 SC SC B1 SC B1 B1 SC FW FW FW SC SC SC SC SC SC SC B1
PoP 12hr                     70          60          30          40          30
QPF 12hr                   0.11        0.04        0.02        0.28        0.04
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  L  C  C  C  C  C  L  C  C  C  S  S  C  C  C  C  S  S  C  C  C
Tstms          C  L  C  C  C  C  C  C  C  C  C  S  S  S  S  C  C  S  S  S  S  C
Heat index    96                97100 97 90             96 99 97 90
Max heat         99               100   102                99   100


Date           07/05  Sun 07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25
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          87      75    86      75    89      77    93      78    93
Temp          85 81   77 77 84 81   77 77 87 83   79 80 91 84   80 80 91 85
Dewpt         76 74   74 74 77 76   76 76 77 77   77 77 77 78   77 76 78 77
PWind dir         E      NE     E       S    SW      SW    SW      SW    SW
Wind char        GN      GN    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B1 B1   B1 B1 B1 B1   B1 SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         50      40    60      30    40      20    40      20    40
Rain shwrs     C  C    C  C  L  L    C  C  C  C    S  S  C  C    S  S  C  C
Tstms          C  C    C  S  C  L    C  S  S  C    S  S  S  C    S  S  C  C

$$
SCZ048-030800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
159 PM EDT Wed Jul 2 2025

Date           07/02/25      Thu 07/03/25            Fri 07/04/25            Sat
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                      74          89          75          91          74
Temp          85 80 78 76 75 77 85 88 87 82 79 77 75 77 85 89 89 83 79 76 74 76
Dewpt         76 76 76 75 74 74 77 77 77 77 76 75 74 76 76 75 75 75 75 74 73 74
RH            75 88 94 97 97 90 77 70 72 85 91 94 97 97 75 64 64 77 88 94 97 94
Wind dir       S  S  S SW  W SW  S SE SE SE  S NE NE NE NE  E  E  E  E NE NE NE
Wind spd      10  8  4  2  2  2  3  4  4  3  2  1  2  4  8  9 10  6  5  4  5 10
Clouds        B1 B1 B1 SC SC SC SC SC SC SC SC FW FW SC FW SC SC SC SC SC SC SC
PoP 12hr                     80          50          20          40          20
QPF 12hr                   0.10        0.02        0.01        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     L  L  C     S  S     C  C  S  S        S  S  C  C  S  S  S  S  C
Tstms          L  L  C     S  S     C  C  S  S        S  S  C  C  S  S  S  S  C
Heat index    94                96100 99 90             94 99 99 90
Max heat         96               100   100                99   101


Date           07/05  Sun 07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25
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          87      74    86      74    90      76    93      77    94
Temp          85 81   76 76 84 80   76 76 88 83   78 78 92 85   79 79 92 85
Dewpt         76 74   73 74 77 76   75 75 76 76   75 74 75 76   75 74 75 76
PWind dir         E      NE     E      SW    SW      SW    SW      SW    SW
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B1 B1 B1 B1   SC SC SC SC   SC SC SC SC   SC FW SC SC
PoP 12hr         50      40    60      30    40      20    40      10    40
Rain shwrs     C  C    C  C  C  L    C  S  S  C    S     S  C          S  C
Tstms          C  C    S  S  C  L    C     S  C    S     S  C          S  C

$$
SCZ043-030800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
159 PM EDT Wed Jul 2 2025

Date           07/02/25      Thu 07/03/25            Fri 07/04/25            Sat
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                      71          88          71          90          71
Temp          86 78 75 73 72 74 83 86 86 82 76 73 71 75 85 88 88 82 76 73 71 74
Dewpt         73 74 74 73 72 74 74 74 73 74 75 73 71 75 73 70 70 72 73 72 71 73
RH            65 88 97100100100 74 68 65 77 97100100100 67 55 55 72 90 97100 97
Wind dir       S SW  S SW  W SW SE  E SE SE  S NE  N NE NE NE  E  E  E NE NE NE
Wind spd       8  5  2  1  1  1  2  3  3  2  1  1  1  3  8  9  9  5  2  2  5  8
Clouds        B1 B1 B1 B1 SC SC B1 SC SC SC SC FW SC SC FW FW SC SC FW FW SC SC
PoP 12hr                     60          40          10          30          10
QPF 12hr                   0.56        0.06           0        0.04           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     L  L  S              C  C              S  S  C  C              C
Tstms          L  L  S              C  C                    C  C              C
Heat index    93                90 94 93                92 93 93
Max heat         93                94    95                94    94


Date           07/05  Sun 07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25
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          86      71    85      72    88      73    92      74    92
Temp          84 80   72 75 83 79   73 74 87 82   75 76 90 84   76 77 91 84
Dewpt         71 71   71 72 72 73   73 74 72 74   74 74 72 73   74 74 73 74
PWind dir         E      NE    NE      SW    SW      SW    SW      SW    SW
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   SC B1 B1 B1   SC SC SC SC   SC SC FW SC   SC SC SC SC
PoP 12hr         40      30    60      20    40      10    40      10    50
Rain shwrs     C  C    C  C  C  L    S     C  C          S  C          S  C
Tstms          C  C    S     S  L    S     S  C          S  C          S  C

$$
GAZ099-030800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
159 PM EDT Wed Jul 2 2025

Date           07/02/25      Thu 07/03/25            Fri 07/04/25            Sat
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                      71          91          71          93          71
Temp          88 82 75 73 72 74 82 89 89 84 77 74 72 75 85 91 91 84 77 74 72 74
Dewpt         73 75 75 73 72 73 75 74 73 75 75 74 72 74 74 71 70 73 73 72 72 73
RH            61 79100100100 97 79 61 59 74 94100100 97 70 52 50 70 87 93100 97
Wind dir      SW  S  S  S SW  W  E NE NE  E SE  E NE NE NE NE  E  E  E NE NE NE
Wind spd       5  2  2  1  1  1  2  3  3  2  1  1  1  2  5  8  6  3  2  2  3  5
Clouds        SC SC B1 SC SC B1 SC SC B1 FW FW FW SC SC FW FW SC SC SC FW SC SC
PoP 12hr                     60          30          10          30          10
QPF 12hr                   0.29        0.09           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     L  L  C              C  C                    C  C              S
Tstms          L  L  C              C  C                    C  C              S
Heat index    96                   98 97 92             93 98 97 90
Max heat         97                98    99                98    98


Date           07/05  Sun 07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25
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          89      70    86      71    91      73    94      74    94
Temp          86 82   73 74 84 81   73 73 89 85   75 75 92 86   77 76 92 86
Dewpt         72 72   71 71 72 74   73 73 72 73   73 74 72 74   73 74 73 74
PWind dir        NE      NE    NE       S     W      SW    SW      SW     W
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   SC B1 B1 B1   SC SC SC SC   B1 SC SC SC   SC SC SC SC
PoP 12hr         40      20    60      20    40      10    40      20    50
Rain shwrs     S  C    S  S  C  L    S     S  C             C    S        C
Tstms          S  C    S        C    S        C             C    S        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