Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
333 PM EDT Sat Jun 14 2025

SCZ050-150800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
333 PM EDT Sat Jun 14 2025

Date           06/14/25      Sun 06/15/25            Mon 06/16/25            Tue
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          75          92          76
Temp          79 77 77 76 75 77 85 88 87 81 79 77 75 78 86 89 89 82 79 78 76 78
Dewpt         74 74 74 74 73 74 73 72 73 74 75 75 74 74 72 71 73 73 75 75 75 75
RH            85 90 90 94 94 90 67 59 63 79 88 94 97 88 63 56 59 74 88 91 97 91
Wind dir      SW  S SW SW SW SW SW SW  S  S  S SW SW SW SW SW SW  S  S SW SW SW
Wind spd      11  8  6  6  5  8 10 11 13 10  9  8  8  9 10 11 12 10  9  9  9  9
Clouds        B1 B1 B1 SC SC SC SC SC B1 SC SC B1 SC SC SC SC B1 SC SC SC SC SC
PoP 12hr                     50          70          40          60          40
QPF 12hr                   0.05        0.04        0.03        0.04           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  C  S        S  C  L  C  C  C  C  C  C  C  L  L  C  C        C
Tstms          D  C  S        S  C  L  C  C  C  C  C     C  L  L  C  C
Heat index                      92 95 94                92 95 97
Max heat                           95    97                95    97


Date           06/17  Wed 06/18/25  Thu 06/19/25  Fri 06/20/25  Sat 06/21/25
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      77    94      77    94      76    93      75    94
Temp          90 82   79 80 91 83   79 79 92 84   78 78 91 83   77 78 91 85
Dewpt         70 73   74 75 70 73   75 74 70 74   75 74 70 73   75 74 71 72
PWind dir        SW      SW    SW      SW    SW      SW    SW      SW     S
Wind char        GN      GN    GN      GN    GN      GN    GN      LT    LT
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC B1 SC B1   SC SC SC SC
PoP 12hr         50      20    30      10    30      30    50      40    40
Rain shwrs     C  C    S     S  C             C    C  S  S  C    C  C  C  C
Tstms          C  C    S     S  C             C    C     S  C    C     S  C

$$
GAZ118-150800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
333 PM EDT Sat Jun 14 2025

Date           06/14/25      Sun 06/15/25            Mon 06/16/25            Tue
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          92          75
Temp          86 77 77 76 75 77 86 89 88 83 78 76 74 76 85 90 89 84 79 77 75 77
Dewpt         71 73 74 74 73 74 75 75 76 76 76 75 74 75 75 74 74 75 75 75 73 75
RH            61 87 90 94 94 90 70 64 68 80 94 97100 97 72 60 61 74 88 94 94 94
Wind dir      SW  S  S SW SW SW SW SW  S  S  S SW SW SW SW SW  S  S  S  S SW SW
Wind spd       8  6  4  2  1  5  5  8  9  6  5  4  4  5  6  8  9  6  5  5  4  5
Clouds        B1 B1 B1 SC FW SC SC B1 B1 SC SC SC SC SC SC B1 B1 B1 SC SC SC SC
PoP 12hr                     50          60          40          60          30
QPF 12hr                   0.02        0.17        0.01        0.07           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     L  C  S           S  C  C  C  C        S  S  L  L  C  C        S
Tstms          L  C  S           S  C  C  C  C           S  L  L  C  S
Heat index    91                95 99 99 91             94 99 98 92
Max heat         93               100    99                99    99


Date           06/17  Wed 06/18/25  Thu 06/19/25  Fri 06/20/25  Sat 06/21/25
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    93      76    94      76    93      74    93
Temp          91 85   78 78 91 85   78 78 92 85   78 78 91 85   76 76 91 86
Dewpt         72 75   74 74 72 74   74 74 73 74   74 74 74 75   74 74 75 74
PWind dir        SW       S    SW       S    SW      SW    SW      SW     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   B1 SC B1 B1   SC FW SC SC
PoP 12hr         50      20    40      10    40      30    50      30    50
Rain shwrs     S  C    S        C             C    C     S  C    C  S  S  C
Tstms          S  C    S        C             C    C     S  C    C     S  C

$$
SCZ050-150800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
333 PM EDT Sat Jun 14 2025

Date           06/14/25      Sun 06/15/25            Mon 06/16/25            Tue
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          89          77          90          78
Temp          79 79 79 81 79 81 86 88 87 82 80 79 78 79 86 88 88 83 81 80 78 80
Dewpt         75 75 76 76 75 76 77 76 77 76 77 77 76 77 77 77 78 76 77 77 76 77
RH            88 88 91 85 88 85 75 68 72 82 91 94 94 94 75 70 72 80 88 91 94 91
Wind dir      SW  S SW SW SW SW SW  S  S  S SW SW SW SW SW SW  S SW SW SW SW SW
Wind spd      16 10 10  8  6  8  9 12 13 10  9  9  8  8 10 11 13 10  9  9  9  8
Clouds        B1 B1 B2 SC SC SC FW SC FW SC B1 B1 SC SC SC B1 SC SC SC SC SC SC
PoP 12hr                     40          60          50          60          50
QPF 12hr                   0.08        0.02        0.05        0.03        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  C  S        C  C  L  C  C  C  C  C  C  C  L  L  C  C  C  C  C
Tstms          D  C  S        C  C  L  C  C  C  C  C  S  C  L  L  C  C  C  C  S
Heat index                      97 99 98                97100100 90
Max heat         97               100   100               100   100    90


Date           06/17  Wed 06/18/25  Thu 06/19/25  Fri 06/20/25  Sat 06/21/25
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      79    91      79    92      78    92      77    91
Temp          90 83   81 81 89 84   81 81 90 84   80 80 90 84   79 79 89 84
Dewpt         77 77   77 77 77 77   78 77 77 78   78 76 77 78   77 76 77 76
PWind dir        SW      SW    SW      SW    SW      SW    SW      SW     S
Wind char        GN      GN    GN      GN    GN      GN    GN      LT    LT
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   B1 B1 SC B1   SC SC SC SC
PoP 12hr         50      20    30      20    30      40    50      40    40
Rain shwrs     C  C    S     S  C    S        C    C  C  C  C    C  C  C  C
Tstms          C  C    S     S  C    S        C    C  S  S  C    C  S  S  C

$$
SCZ048-150800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
333 PM EDT Sat Jun 14 2025

Date           06/14/25      Sun 06/15/25            Mon 06/16/25            Tue
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          76
Temp          84 77 76 77 75 77 84 87 87 81 78 77 75 77 85 89 89 83 79 78 76 78
Dewpt         72 74 75 74 74 75 75 76 76 77 76 76 74 75 76 76 76 76 76 76 74 75
RH            67 90 97 90 97 94 74 70 70 88 94 97 97 94 75 66 66 80 91 94 94 91
Wind dir      SW  S  S SW SW SW SW  S  S  S  S SW SW SW SW SW  S  S  S SW SW SW
Wind spd      10  5  5  4  4  5  6  9 10  8  5  5  5  5  6  9  9  6  5  5  5  5
Clouds        B1 B1 B1 SC FW SC SC SC SC B1 SC SC SC SC SC SC SC B1 SC SC SC SC
PoP 12hr                     50          60          40          60          40
QPF 12hr                   0.12        0.04        0.01        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     D  C  S        S     L  C  C  C  C  C  S  S  L  L  C  C        S
Tstms          D  C  S        S     L  C  C  C  C  C     S  L  L  C  C
Heat index    90                92 98 98                94100100 91
Max heat         94                98   100               100   100


Date           06/17  Wed 06/18/25  Thu 06/19/25  Fri 06/20/25  Sat 06/21/25
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    93      77    93      77    93      75    92
Temp          90 84   78 78 91 84   79 79 91 83   79 79 91 84   77 77 90 85
Dewpt         76 77   75 75 76 77   76 75 76 77   76 74 76 77   76 75 76 77
PWind dir        SW       S    SW      SW    SW      SW    SW      SW     S
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   B1 B1 SC B1   SC FW SC SC
PoP 12hr         50      20    30      10    40      30    50      40    40
Rain shwrs     S  C    S        C             C    C     S  C    C  S  S  C
Tstms          S  C    S        C             C    C     S  C    C     S  C

$$
SCZ043-150800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
333 PM EDT Sat Jun 14 2025

Date           06/14/25      Sun 06/15/25            Mon 06/16/25            Tue
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                      72          87          72          89          73
Temp          80 80 76 74 73 76 83 86 86 80 75 74 72 75 84 87 88 81 76 75 73 76
Dewpt         73 74 73 73 72 73 73 74 73 74 74 74 72 74 73 72 73 73 74 74 73 75
RH            79 82 90 97 97 90 72 68 65 82 97100100 97 70 61 61 77 94 97100 97
Wind dir      SW  S  S  N SW SW SW SW SW  S  S SW SW SW SW SW SW  S  S  S SW SW
Wind spd       6  5  3  0  1  5  6  9  9  5  4  4  4  5  8  8  8  5  4  4  4  5
Clouds        B1 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 SC B1 B1 B1 B1 SC SC SC SC
PoP 12hr                     40          70          30          60          30
QPF 12hr                   0.08        0.07        0.03        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     L  C  S              L  C  C  C        C  C  L  L  C  C        C
Tstms          L  C  S              L  C  C  C           S  L  L  C  S
Heat index                         94 93                90 94 96
Max heat                           94    94                94    96


Date           06/17  Wed 06/18/25  Thu 06/19/25  Fri 06/20/25  Sat 06/21/25
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      74    91      74    91      74    90      72    90
Temp          88 82   75 77 89 83   76 77 89 83   76 76 88 82   74 76 89 84
Dewpt         71 73   74 75 70 72   74 75 70 72   73 74 71 73   73 74 71 72
PWind dir        SW       S    SW      SW    SW      SW    SW      SW    SW
Wind char        LT      LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   B1 B1 B1 SC   SC FW SC SC
PoP 12hr         60      20    40      10    40      30    50      30    40
Rain shwrs     C  L    S        C             C    C        C    C  S  S  C
Tstms          S  L    S        C             C    C        C    C     S  C

$$
GAZ099-150800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
333 PM EDT Sat Jun 14 2025

Date           06/14/25      Sun 06/15/25            Mon 06/16/25            Tue
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                      72          90          72          92          73
Temp          80 77 75 73 72 74 84 88 88 83 77 74 73 74 84 89 89 84 79 76 74 75
Dewpt         71 73 73 73 72 73 74 73 73 74 75 74 73 74 74 72 72 73 75 73 73 74
RH            74 87 94100100 97 72 61 61 74 94100100100 72 57 57 70 88 90 97 97
Wind dir      SW  S  S  N  N SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S SW SW
Wind spd       6  3  1  0  0  4  5  6  6  3  2  2  2  3  5  6  6  2  2  2  2  3
Clouds        B1 B1 B1 SC SC SC SC SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC
PoP 12hr                     30          60          30          60          30
QPF 12hr                   0.01        0.03        0.03        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     L  C  S  S           C  C  C  C        S  S  L  L  C  C
Tstms          L  C  S  S           C  C  C  C           S  L  L  C  S
Heat index                      91 96 96 90             91 96 96 90
Max heat         95                96    97                96    96


Date           06/17  Wed 06/18/25  Thu 06/19/25  Fri 06/20/25  Sat 06/21/25
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      73    93      74    94      74    93      72    94
Temp          91 85   75 76 91 86   77 76 92 86   76 77 91 85   75 76 92 87
Dewpt         70 73   73 73 69 72   73 73 70 72   73 74 71 73   73 74 72 73
PWind dir        SW       S    SW      SW    SW      SW     W      SW    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC B1   SC FW SC SC
PoP 12hr         50      20    30      20    40      30    50      30    50
Rain shwrs        C    S        C    S        C    C        C    C     S  C
Tstms             C    S        C    S        C    C        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