Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
310 PM EDT Sun Jun 30 2024

SCZ050-010800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
310 PM EDT Sun Jun 30 2024

Date           06/30/24      Mon 07/01/24            Tue 07/02/24            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          88          72          84          74
Temp          93 86 83 81 79 81 88 86 84 79 76 74 72 72 77 82 83 78 77 75 74 76
Dewpt         74 76 76 77 77 76 76 76 75 73 71 70 68 68 68 69 70 70 70 71 71 72
RH            54 72 80 88 94 85 68 72 74 82 85 87 87 87 74 65 65 76 79 87 90 87
Wind dir       S  S  S  S SW SW  W NE NE NE NE NE NE NE NE NE  E  E  E NE NE NE
Wind spd      12 11  6  5  3  3  4  5  8  8  6  8 10 10 11 10 11  9  6  5  5  6
Clouds        SC B1 B1 B2 B1 B1 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1
PoP 12hr                     50         100          50          40          20
QPF 12hr                   0.01        3.09        0.02        0.01        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  C  S  S  C  D  D  C  C  C  C  C  C  C  C  S  S        C
Tstms          C  C  C  C  S  S  C  D  D  C  C  C  C  C  C  C  C  S  S        C
Heat index   103 96 91          99 96 92
Max heat        107    93          99    96
Flood                               A  A  A
Heat           Y


Date           07/03  Thu 07/04/24  Fri 07/05/24  Sat 07/06/24  Sun 07/07/24
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      73    94      77    97      79    98      79    97
Temp          87 80   74 76 92 84   78 80 96 86   80 82 97 87   82 83 95 86
Dewpt         71 71   72 74 71 72   73 75 73 75   76 76 74 75   76 76 75 76
PWind dir         E       E    SE      SW    SW      SW    SW      SW    SW
Wind char        GN      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    B1 SC   SC SC SC FW   FW FW FW FW   FW FW FW SC   SC FW SC SC
PoP 12hr         30      10    20       5    20      20    30      30    40
Rain shwrs     C  C          S  S             S    S     S  C    C  S  C  C
Tstms          C  C          S  S             S    S     S  C    C  S  C  C

$$
GAZ118-010800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
310 PM EDT Sun Jun 30 2024

Date           06/30/24      Mon 07/01/24            Tue 07/02/24            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          90          74          84          74
Temp          92 88 84 81 79 79 89 89 85 82 79 77 75 75 81 83 84 82 78 77 75 77
Dewpt         77 76 77 77 76 77 77 77 78 76 75 73 72 72 73 73 74 74 73 74 73 74
RH            62 68 80 88 91 94 68 68 80 82 88 87 90 90 77 72 72 77 85 90 94 90
Wind dir       S  S  S SW SW SW SW  S SE  E NE NE NE NE NE NE  E  E NE NE NE NE
Wind spd      10  9  4  3  2  2  3  5  5  5  5  5  6  8  9 10  9  8  5  4  3  4
Clouds        SC B1 B1 B1 B1 SC B1 B2 OV B2 B2 B1 B2 B2 B2 B2 B2 B1 B1 SC SC B1
PoP 12hr                     30         100          70          60          30
QPF 12hr                   0.83        1.37        0.82        0.55        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  S  C           L  D  L  L  L  L  L  L  L  L  C  C        C
Tstms          C  C  S  C           L  D  L  L  L  L  L  L  L  L  C  C        C
Heat index   106 99 94         102102 97                      91
Max heat        109    96         103   100                      91
Flood                               A  A  A
Heat           Y


Date           07/03  Thu 07/04/24  Fri 07/05/24  Sat 07/06/24  Sun 07/07/24
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    92      76    96      78    98      79    97
Temp          88 83   75 77 92 85   78 79 96 88   81 81 98 90   81 81 97 88
Dewpt         75 75   75 76 74 75   75 75 75 75   76 75 75 75   77 77 76 76
PWind dir         E       E     E       S    SW      SW    SW      SW     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   SC SC SC FW   FW FW FW FW   FW FW FW SC   FW FW FW SC
PoP 12hr         60      10    30       5    30      20    30      20    50
Rain shwrs     C  L             C             C    S        C    S        C
Tstms          C  L             C             C    S        C    S        C

$$
SCZ050-010800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
310 PM EDT Sun Jun 30 2024

Date           06/30/24      Mon 07/01/24            Tue 07/02/24            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                      79          85          74          80          76
Temp          89 84 83 82 80 81 85 83 82 79 77 76 74 74 77 79 80 78 78 77 76 77
Dewpt         79 79 79 78 78 78 78 78 77 75 74 72 71 70 72 73 74 73 74 74 74 74
RH            73 85 88 88 94 91 80 85 85 88 90 87 90 87 85 82 82 85 88 90 94 90
Wind dir       S  S  S SW SW SW SW SE  E NE NE NE NE NE NE NE NE  E  E  E NE NE
Wind spd      13 13  9  6  5  4  4  8  6  9  6  8 13 14 17 17 18 14 12 10 10 10
Clouds        SC B1 B1 B2 B1 B1 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1
PoP 12hr                     40         100          60          40          30
QPF 12hr                      0        2.82        0.10        0.03        0.04
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     S  S  C  C  S  S  S  D  D  L  C  C  C  C  C  C  C  C  C  S  S  C
Tstms          S  S  C  C  S  S  S  D  D  L  C  C  C  C  C  C  C  C  C  S  S  C
Heat index   103 96 93 91       97 93 90
Max heat        103    94          97    93
Flood                               A  A  A
Heat           Y


Date           07/03  Thu 07/04/24  Fri 07/05/24  Sat 07/06/24  Sun 07/07/24
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          84      76    90      79    93      82    94      83    94
Temp          84 80   78 78 90 83   80 81 93 86   83 84 94 87   84 84 94 87
Dewpt         75 75   75 75 74 74   75 76 78 77   78 77 78 78   79 79 79 79
PWind dir         E       E    SE      SW     S      SW    SW      SW    SW
Wind char        GN      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    B1 SC   SC SC SC FW   FW FW FW FW   FW FW FW FW   SC FW SC SC
PoP 12hr         30      10    20      10    20      20    30      30    40
Rain shwrs     C  C          S  S             S    S  S  S  C    C  C  C  C
Tstms          C  C          S  S             S    S  S  S  C    C  C  C  C

$$
SCZ048-010800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
310 PM EDT Sun Jun 30 2024

Date           06/30/24      Mon 07/01/24            Tue 07/02/24            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                      79          88          74          84          75
Temp          91 87 84 82 80 81 88 88 85 81 78 76 74 75 79 82 83 80 77 76 75 77
Dewpt         78 78 78 78 77 77 77 78 77 76 74 73 71 71 72 73 74 73 73 73 73 74
RH            66 75 82 88 91 88 70 72 77 85 88 90 90 87 79 74 74 79 87 90 94 90
Wind dir       S  S  S SW SW SW SW SE  E  E NE NE NE NE NE NE  E  E NE NE NE NE
Wind spd      10  9  4  4  2  2  4  5  4  5  5  6  9 10 10 10  9  8  6  5  4  5
Clouds        SC SC B1 B1 B1 B1 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1
PoP 12hr                     40         100          60          50          30
QPF 12hr                   0.03        1.59        0.64        0.26        0.04
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  C  S     S  L  D  L  C  C  C  C  C  C  C  C  C  S  S  C
Tstms          C  C  C  C  S     S  L  D  L  C  C  C  C  C  C  C  C  C  S  S  C
Heat index   106100 95 91      100102 96                      90
Max heat        109    97         102   100                      91
Flood                               A  A  A
Heat           Y


Date           07/03  Thu 07/04/24  Fri 07/05/24  Sat 07/06/24  Sun 07/07/24
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    92      77    96      79    97      80    95
Temp          86 82   76 77 91 84   79 80 96 87   81 82 96 88   82 82 95 87
Dewpt         76 76   75 76 75 75   75 76 77 77   77 76 76 77   77 78 78 78
PWind dir         E       E     E       S    SW      SW    SW      SW     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC   SC FW FW FW   FW FW FW FW   FW FW FW SC   SC FW FW SC
PoP 12hr         50      10    30       5    30      20    40      30    50
Rain shwrs     C  C             C             C    S        C    C  S  S  C
Tstms          C  C             C             C    S        C    C  S  S  C

$$
SCZ043-010800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
310 PM EDT Sun Jun 30 2024

Date           06/30/24      Mon 07/01/24            Tue 07/02/24            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          86          70          83          70
Temp          93 87 82 79 77 78 86 85 84 80 75 73 70 71 76 81 83 80 75 72 70 74
Dewpt         76 76 76 76 76 76 76 76 75 73 71 69 67 67 66 68 70 70 70 69 70 72
RH            58 70 82 91 97 94 72 75 74 79 87 87 90 87 71 65 65 72 84 90100 93
Wind dir       S  S  S  S SW  W NW NE NE NE NE NE NE NE NE NE  E  E  E NE NE NE
Wind spd       6  6  3  2  2  1  3  4  8  6  5  6  8  9 10  9  8  6  4  3  3  5
Clouds        B1 B1 B1 B2 B1 B1 B2 OV B2 B2 B1 B2 B2 B2 B2 B1 B2 B1 B1 B1 B1 SC
PoP 12hr                     50          90          50          30          20
QPF 12hr                   0.12        0.77           0        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  C  S     C  D  D  C  C  C  S  S  S  C  C  S  S        C
Tstms          C  C  C  C  S     C  D  D  C  C  C  S  S  S  C  C  S  S        C
Heat index   106 98             96 94 92
Max heat        109    93          96    95
Flood                               A  A  A
Heat           Y


Date           07/03  Thu 07/04/24  Fri 07/05/24  Sat 07/06/24  Sun 07/07/24
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      70    92      73    96      75    96      76    95
Temp          88 82   71 75 92 85   75 78 96 88   78 80 96 89   78 80 95 88
Dewpt         70 71   71 74 71 73   73 74 73 75   75 75 73 74   74 76 74 75
PWind dir         E      SE    SE       S    SW       S    SW       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC   SC FW SC SC   FW FW FW SC   FW FW FW SC   SC FW FW SC
PoP 12hr         30       5    30       5    30      20    40      30    50
Rain shwrs     C  C             C             C    S        C    C  S  S  C
Tstms          C  C             C             C    S        C    C  S  S  C

$$
GAZ099-010800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
310 PM EDT Sun Jun 30 2024

Date           06/30/24      Mon 07/01/24            Tue 07/02/24            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          91          71          85          72
Temp          95 88 81 79 77 80 88 91 88 82 76 74 72 72 79 82 85 82 76 74 72 75
Dewpt         75 76 77 76 76 76 76 76 75 75 74 72 70 69 69 69 71 72 72 72 71 72
RH            53 68 88 91 97 88 68 62 66 79 94 93 93 90 72 65 63 72 87 93 97 90
Wind dir      SW SW  S SW SW  W NE NE  E  E  E  E NE NE NE NE  E  E  E  E NE NE
Wind spd       4  4  2  2  1  1  3  3  6  8  4  5  8  8 10  9  8  6  4  3  3  4
Clouds        B1 B2 B2 B1 SC SC B1 B2 B2 B2 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1
PoP 12hr                     30          80          60          50          20
QPF 12hr                   0.44        0.26        0.80        0.11           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  S           C  D  L  C  C  C  C  C  C  C  S  S        C
Tstms          C  C  C  S           C  D  L  C  C  C  C  C  C  C  S  S        C
Heat index   107 99             99103 98                      90
Max heat        107    93         103   102                      90
Heat           Y


Date           07/03  Thu 07/04/24  Fri 07/05/24  Sat 07/06/24  Sun 07/07/24
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      72    95      74    98      76    99      77   100
Temp          90 84   74 75 94 89   76 78 97 90   79 80 99 92   80 80100 89
Dewpt         72 74   74 75 72 73   74 75 72 73   74 74 71 71   74 76 72 75
PWind dir         E      SE    SE       S    SW      SW    SW      SW    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC   SC SC FW FW   FW FW FW SC   FW FW FW SC   SC FW FW SC
PoP 12hr         40       5    30       5    30      20    30      20    40
Rain shwrs     C  C             C             C    S        C    S        C
Tstms          C  C             C             C    S        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