Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
603 PM EDT Tue Sep 24 2024

SCZ050-250800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
603 PM EDT Tue Sep 24 2024

Date           09/24/24      Wed 09/25/24            Thu 09/26/24            Fri
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          87          75          83          75
Temp             80 77 75 73 75 84 86 83 77 76 75 75 76 80 82 81 77 77 77 76 76
Dewpt            72 72 72 71 73 70 70 70 72 72 72 72 73 73 73 73 74 74 74 75 75
RH               77 85 90 93 94 63 59 65 85 87 90 90 90 79 74 77 90 90 90 97 97
Wind dir          S  S  S SE SE SE SE SE SE SE SE  E  E SE SE SE  E SE SE SE  S
Wind spd          8  5  4  4  4  9 11 12 10 10  9  9 10 12 14 17 17 18 18 19 19
Wind gust                                                  26       28 28 29 29
Clouds           SC SC FW SC SC B1 B1 B1 B2 B2 OV OV OV OV OV OV OV OV OV B2 B1
PoP 12hr                      5          10          40          60          80
QPF 12hr                      0           0        0.03        1.16        1.32
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  S  C  C  C  L  L  D  D  D  D  C
Tstms                                        S  S  S  S  S  S  S  S  S  S  S  S
Heat index                         91
Max heat         90                91    92


Date           09/27  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24  Tue 10/01/24
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          86      71    86      71    84      70    81      69    83
Temp          86 79   74 73 85 78   74 72 83 77   72 71 80 75   71 70 82 74
Dewpt         77 75   72 70 72 72   70 69 71 71   70 69 72 71   69 68 71 69
PWind dir         S      SW    SW       W     S      NE     E      NE     W
Wind char        BZ      GN    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 SC   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1   B1 SC SC SC
PoP 12hr         50      10    10      10    20      20    30      20    30
Rain shwrs     C  S                           S    S  S  S  C    S  S  S  C
Tstms          S                              S    S        S    S        S

$$
GAZ118-250800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
603 PM EDT Tue Sep 24 2024

Date           09/24/24      Wed 09/25/24            Thu 09/26/24            Fri
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          87          75          81          75
Temp             79 76 74 73 74 84 86 85 80 79 78 77 75 80 81 81 79 77 77 77 76
Dewpt            72 73 72 71 72 72 71 72 72 72 72 72 72 75 76 76 75 76 75 75 74
RH               79 90 93 93 93 67 61 65 77 79 82 85 90 85 85 85 88 97 94 94 94
Wind dir          S SE SE SE SE SE SE SE SE SE SE  E  E SE SE  E  E SE SE  S  S
Wind spd          6  4  3  3  3  8 11 11  9  9  9  9 10 12 16 21 23 26 26 26 24
Wind gust                                                  31 32 34 37 37 37 35
Clouds           FW FW FW SC SC B1 B1 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B1
PoP 12hr                      0          20          70          80          90
QPF 12hr                      0           0        0.19        1.92        1.46
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  C  C  C  L  L  D  D  D  D  L  L  C
Tstms                                     S  S  S  S  S  S  S  S  S  S  S  S  S
Heat index                      90 91 91
Max heat         91                94    93
Trop Storm        A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A


Date           09/27  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24  Tue 10/01/24
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      70    86      71    85      70    83      70    83
Temp          86 78   73 72 85 78   73 72 84 77   72 71 82 76   72 70 82 75
Dewpt         75 73   69 69 70 71   70 68 71 71   70 69 72 70   69 68 70 69
PWind dir         S      SW    SW      SW    SW      NE    SE      SW     W
Wind char        BZ      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 FW   FW FW SC SC   SC SC SC SC   B1 SC B1 SC   SC SC SC SC
PoP 12hr         30       5    10      10    20      20    30      20    30
Rain shwrs     C                              S    S  S  S  C    S  S  S  C
Tstms          S                              S    S        S    S        S

$$
SCZ050-250800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
603 PM EDT Tue Sep 24 2024

Date           09/24/24      Wed 09/25/24            Thu 09/26/24            Fri
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          85          76          82          76
Temp             79 77 76 75 76 82 85 83 78 78 77 76 77 79 82 80 77 77 77 76 77
Dewpt            75 75 73 73 73 74 74 73 74 74 73 73 74 75 76 76 76 76 76 76 76
RH               88 94 90 94 90 77 70 72 88 88 87 90 90 88 82 88 97 97 97100 97
Wind dir          S  S  S  S SE SE SE SE SE SE SE SE SE SE SE SE  E SE SE SE  S
Wind spd          8  8  6  6  4  8 10 11 10 10  9  9 10 13 14 17 17 19 20 21 20
Wind gust                                                  26
Clouds           FW SC FW SC SC B1 B1 B1 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B1
PoP 12hr                      5          10          40          60          80
QPF 12hr                      0           0        0.03        1.10        1.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  S  C  C  C  L  L  D  D  D  D  C
Tstms                                        S  S  S  S  S  S  S  S  S  S  S  S
Heat index                         92
Max heat         90                92    92


Date           09/27  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24  Tue 10/01/24
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          85      72    85      72    84      71    81      70    82
Temp          85 79   74 74 84 78   74 73 83 77   73 72 80 75   72 71 81 75
Dewpt         78 76   73 71 73 73   71 70 72 71   71 70 73 71   70 69 72 70
PWind dir         S      SW    SW       W    SE       E    SE       W     W
Wind char        BZ      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 SC   SC SC SC SC   SC SC SC SC   B1 B1 B1 B1   B1 SC SC SC
PoP 12hr         40      10    10      20    20      20    30      20    30
Rain shwrs     C  S                     S  S  S    S  S  S  C    S  S  S  C
Tstms          S                        S  S  S    S        S    S        S

$$
SCZ048-250800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
603 PM EDT Tue Sep 24 2024

Date           09/24/24      Wed 09/25/24            Thu 09/26/24            Fri
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          87          76          81          76
Temp             79 77 75 74 75 84 86 85 79 78 77 77 76 80 81 81 79 77 77 77 76
Dewpt            74 74 72 72 73 72 72 73 73 73 73 73 73 75 76 76 76 76 76 76 75
RH               85 90 90 93 94 67 63 67 82 85 87 87 90 85 85 85 91 97 97 97 97
Wind dir          S  S SE SE SE SE SE SE SE SE SE  E  E SE SE  E  E  E SE SE  S
Wind spd          6  4  3  3  3  8 10 10  8  8  8  9 10 12 16 18 20 24 26 26 26
Wind gust                                                  27    31 35 37 37 37
Clouds           FW FW FW SC SC B1 B1 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B1
PoP 12hr                      0          20          60          80          90
QPF 12hr                      0           0        0.11        1.89        1.33
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  C  C  L  L  D  D  D  D  D  D  C
Tstms                                     S  S  S  S  S  S  S  S  S  S  S  S  S
Heat index                      90 92 92
Max heat         90                92    94


Date           09/27  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24  Tue 10/01/24
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      71    86      71    85      70    82      70    83
Temp          86 79   74 73 85 79   74 73 84 77   73 72 82 76   72 71 82 75
Dewpt         76 74   70 70 72 72   70 70 73 71   70 69 73 71   69 69 71 70
PWind dir         S      SW    SW      SW    SW      NW    SE       W     W
Wind char        BZ      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC   FW FW SC SC   SC SC SC SC   SC SC B1 SC   SC SC SC SC
PoP 12hr         30       5    10      10    20      20    30      20    30
Rain shwrs     C                              S    S  S  S  C    S  S  S  C
Tstms          S                              S    S        S    S        S

$$
SCZ043-250800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
603 PM EDT Tue Sep 24 2024

Date           09/24/24      Wed 09/25/24            Thu 09/26/24            Fri
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                      70          86          73          79          73
Temp             79 75 72 71 72 84 86 84 75 73 73 73 73 78 79 77 73 74 74 74 75
Dewpt            72 73 71 70 71 71 69 69 71 71 72 71 72 73 73 73 73 73 73 73 75
RH               79 94 97 97 97 65 57 61 87 93 97 93 97 85 82 87100 97 97 97100
Wind dir          S  S  S SE SE SE SE SE SE SE  E  E  E SE SE  E  E  E SE SE  S
Wind spd          9  4  3  2  2  8 10 11  6  5  5  6  8 10 13 16 14 18 18 20 20
Wind gust                                                  25             31 31
Clouds           FW FW SC SC SC B1 B1 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV B2
PoP 12hr                      5          10          50          70          90
QPF 12hr                      0           0        0.03        1.57        1.60
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  S  C  C  C  L  L  D  D  D  D  C
Tstms                                        S  S  S  S  S  S  S  S  S  S  S  S
Heat index                         90
Max heat         92                90    90


Date           09/27  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24  Tue 10/01/24
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      68    86      68    84      68    81      67    82
Temp          86 77   71 70 85 77   71 70 83 76   71 69 80 74   70 68 81 73
Dewpt         75 74   70 69 71 71   69 68 70 71   68 68 72 70   67 67 70 69
PWind dir         S      SW    SW       W     W       E     E      NE     W
Wind char        BZ      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC   SC SC FW SC   SC SC SC SC   B1 B1 B1 SC   SC B1 SC SC
PoP 12hr         40       5    10      10    20      20    30      20    30
Rain shwrs     C                              S    S  S  S  C    S  S     C
Tstms          S                              S    S        S    S        S

$$
GAZ099-250800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
603 PM EDT Tue Sep 24 2024

Date           09/24/24      Wed 09/25/24            Thu 09/26/24            Fri
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                      70          89          72          79          72
Temp             82 75 72 71 71 85 89 87 78 76 76 74 72 76 77 79 75 75 75 75 72
Dewpt            70 70 70 70 70 71 69 70 71 71 71 72 72 73 73 74 74 75 74 73 72
RH               67 84 93 97 97 63 52 57 79 85 85 93100 90 87 85 97100 97 94100
Wind dir         SE SE SE SE SE SE SE SE SE SE SE  E  E  E  E  E  E  E SE SE  S
Wind spd          6  5  3  3  2  6  8 10  8  6  6  6  8 10 14 19 20 24 26 26 25
Wind gust                                                  26    31 35 37 37 35
Clouds           FW FW FW SC B1 B1 B1 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2
PoP 12hr                      5          20          70          90          90
QPF 12hr                      0           0        0.22        2.10        1.88
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  C  C  L  L  L  D  D  D  D  L  L  C
Tstms                                     S  S  S  S  S  S  S  S  S  S  S  S  S
Heat index                      90 94 92
Max heat         93                94    94
Trop Storm        A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A  A


Date           09/27  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24  Tue 10/01/24
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      66    84      68    84      68    81      67    82
Temp          83 75   69 68 83 76   71 70 83 76   70 69 80 74   69 68 81 73
Dewpt         72 72   68 66 68 70   68 67 70 70   69 68 70 70   68 67 69 68
PWind dir        SW      SW    SW      SW    SW      SE     E      SE     W
Wind char        BZ      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC   FW FW FW SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30       5    10      10    20      20    30      20    20
Rain shwrs     C                              S    S  S     C    S  S     S
Tstms          S                              S    S        S    S        S

$$

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