Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
726 AM EDT Sun May 5 2024

SCZ050-052000-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
726 AM EDT Sun May 5 2024

Date             Sun 05/05/24            Mon 05/06/24            Tue 05/07/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          68          85          69          88
Temp             71 80 83 82 76 72 69 68 72 82 84 83 76 72 70 69 71 82 86 87 80
Dewpt            69 68 66 67 68 69 69 68 68 66 65 65 65 68 68 67 68 68 66 67 67
RH               93 67 57 61 76 90100100 87 58 53 55 69 87 93 93 90 63 51 52 65
Wind dir          S  S  S  S  S  S  S  S SW SW  S  S  S  S SW SW SW SW SW SW  S
Wind spd          4  6  9  9  6  4  4  3  5  9 10 11  9  5  6  8  8 10 11 12 10
Clouds           B2 B2 B1 B1 SC SC SC B1 SC SC SC SC B1 B1 B1 SC SC SC SC FW FW
PoP 12hr                     30          10          40          30          40
QPF 12hr                   0.18           0        0.08        0.01        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S  C  C                 S  C  C  S  S  C  C  C  C  C  C
Tstms             S  S  C  C                 S  C  C  S  S  C  C  C  C  C  C
Heat index                                                                90
Max heat                                                                     90


Date          Wed 05/08/24  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          70    92      72    93      71    86      63    82
Temp          73 73 90 82   75 74 91 80   75 73 84 76   68 64 79 73
Dewpt         68 68 66 67   69 68 64 68   69 69 66 64   60 56 50 49
PWind dir        SW    SW      SW    SW      SW    SW       W    NW
Wind char        GN    GN      GN    BZ      GN    BZ      GN    GN
Avg clouds    FW FW FW SC   SC SC SC SC   B1 B1 B1 B1   SC SC FW FW
PoP 12hr          0     5       5    20      30    60      20    10
Rain shwrs                            S    C  S  C  L    S
Tstms                                 S    C  S  C  L    S

$$
GAZ118-052000-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
726 AM EDT Sun May 5 2024

Date             Sun 05/05/24            Mon 05/06/24            Tue 05/07/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      85          68          86          68          89
Temp             70 81 85 83 77 72 70 68 71 82 85 82 76 72 70 68 70 82 87 88 82
Dewpt            68 67 66 69 68 68 68 68 68 67 66 66 67 69 68 68 69 69 67 67 68
RH               93 63 53 63 74 87 93100 90 61 53 58 74 90 93100 97 65 52 50 63
Wind dir          S  S  S SE SE  S  S  S  S  S  S  S  S  S  S  S SW SW SW SW  S
Wind spd          3  5  6  9  6  4  4  3  4  6  8  9  6  5  5  5  5  6  9  9  9
Clouds           B1 B1 B1 B1 SC SC SC B1 B1 SC B1 SC B1 SC B1 SC SC FW FW FW FW
PoP 12hr                     30          20          60          30          20
QPF 12hr                   0.07           0        0.88        0.05        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  C  S              S  C  L  C  C        S  S  S  S
Tstms                S  C  C  S              S  C  L  C  C        S  S  S  S
Heat index                                                             90 91
Max heat                                                               90    91


Date          Wed 05/08/24  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          70    92      71    95      72    84      64    80
Temp          72 72 90 85   75 73 92 84   76 73 82 77   69 64 77 73
Dewpt         68 68 66 69   68 68 65 68   69 70 69 66   61 57 49 50
PWind dir        SW    SW      SW    SW      SW     W       W    NW
Wind char        GN    GN      GN    BZ      GN    BZ      GN    GN
Avg clouds    FW FW FW FW   FW SC SC SC   SC B1 B1 B1   SC SC SC FW
PoP 12hr          0     0       0    20      30    60      20    20
Rain shwrs                            S    C     C  L    S        S
Tstms                                 S    C     C  L    S        S

$$
SCZ050-052000-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
726 AM EDT Sun May 5 2024

Date             Sun 05/05/24            Mon 05/06/24            Tue 05/07/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      82          70          81          71          84
Temp             72 79 81 80 74 72 71 70 73 80 81 80 75 72 71 71 72 82 84 83 77
Dewpt            70 69 69 69 70 70 70 70 71 70 70 70 69 70 70 70 71 71 71 71 71
RH               93 72 67 69 87 93 97100 93 72 69 72 82 93 97 97 97 69 65 67 82
Wind dir          S  S  S  S  S  S  S  S SW SW  S  S  S  S SW SW SW SW SW SW SW
Wind spd          6  9 10 10  8  8  6  5  6  9 10 10  8  5  8 10 10 11 12 13 12
Clouds           B2 B2 B1 SC SC SC SC B1 B1 SC SC SC B1 B1 B1 B1 SC SC SC FW FW
PoP 12hr                     30          10          30          40          30
QPF 12hr                   0.05           0        0.02           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S  C  C                 S  C  C  S  S  C  C  C  C  S  S
Tstms             S  S  C  C                 S  C  C  S  S  C  C  C  C  S  S


Date          Wed 05/08/24  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          72    87      74    88      73    84      66    79
Temp          73 73 86 81   75 75 87 79   75 74 83 76   68 66 77 73
Dewpt         71 71 70 71   72 70 69 71   72 71 71 68   63 58 53 53
PWind dir        SW    SW      SW    SW      SW    SW       W     W
Wind char        GN    GN      GN    BZ      GN    BZ      BZ    GN
Avg clouds    FW FW FW FW   SC SC SC SC   B1 B1 B1 B1   SC SC SC FW
PoP 12hr          0     5       5    20      30    50      20    10
Rain shwrs                            S    C  S  C  C    S
Tstms                                 S    C  S  C  C    S

$$
SCZ048-052000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
726 AM EDT Sun May 5 2024

Date             Sun 05/05/24            Mon 05/06/24            Tue 05/07/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      84          69          85          68          88
Temp             71 79 82 82 76 73 71 70 73 81 84 81 75 72 70 69 70 80 86 87 80
Dewpt            69 68 68 69 69 70 69 69 70 70 70 69 69 70 70 69 70 71 69 70 71
RH               93 69 63 65 79 90 93 97 90 69 63 67 82 93100100100 74 57 57 74
Wind dir          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW SW  S  S
Wind spd          2  5  6  9  5  5  4  3  5  6  8  9  8  5  5  6  8  9 10 11 10
Clouds           B2 B2 B1 SC SC SC SC B1 B1 SC SC SC B1 B1 B1 SC SC SC SC FW FW
PoP 12hr                     30          10          50          30          30
QPF 12hr                   0.04           0        0.24        0.01        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  C                    C  C  C  C  S  S  C  C  C  C
Tstms                S  C  C                    C  C  C  C  S  S  C  C  C  C
Heat index                                                             90 92
Max heat                                                               90    92


Date          Wed 05/08/24  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          70    91      71    92      71    85      63    80
Temp          72 72 89 83   75 73 90 82   75 73 82 76   68 63 77 73
Dewpt         70 69 69 71   71 69 68 71   71 71 70 68   62 57 51 53
PWind dir        SW    SW      SW    SW      SW    SW       W    NW
Wind char        GN    GN      GN    BZ      GN    BZ      BZ    GN
Avg clouds    FW FW FW FW   FW SC SC SC   SC B1 B1 B1   SC SC SC FW
PoP 12hr          0     5       5    20      30    60      20    20
Rain shwrs                            S    C  S  C  L    S        S
Tstms                                 S    C  S  C  L    S        S

$$
SCZ043-052000-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
726 AM EDT Sun May 5 2024

Date             Sun 05/05/24            Mon 05/06/24            Tue 05/07/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          65          83          65          87
Temp             67 79 83 83 75 69 66 66 69 82 83 83 75 69 66 65 67 80 85 87 80
Dewpt            67 68 66 67 68 67 66 66 69 67 65 65 67 68 66 65 67 68 66 65 68
RH              100 69 57 59 79 93100100100 61 55 55 76 97100100100 67 53 48 67
Wind dir          S SW  S  S  S  S  S  S  S SW  S  S  S  S  S  S SW SW SW SW  S
Wind spd          1  5  4  5  5  3  2  1  5  6  8  8  5  4  4  6  6  8 10 10  9
Clouds           B2 B1 B2 B1 SC SC SC B1 B1 SC B1 B1 B2 B1 SC SC SC SC FW FW FW
PoP 12hr                     40          20          60          30          40
QPF 12hr                   0.14           0        0.69        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S  C  C  S              S  C  L  C  C  S  S  C  C  C  C
Tstms             S  S  C  C  S              S  C  L  C  C  S  S  C  C  C  C
Obvis                                 PF


Date          Wed 05/08/24  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          66    91      68    90      67    84      59    78
Temp          68 70 89 82   71 71 88 79   71 70 82 73   63 61 76 71
Dewpt         67 68 66 69   68 69 65 69   68 70 66 65   59 57 48 50
PWind dir        SW    SW      SW    SW      SW    SW       W    NW
Wind char        GN    GN      GN    BZ      GN    BZ      GN    GN
Avg clouds    FW FW FW FW   SC SC SC SC   SC B1 B1 B1   SC SC FW FW
PoP 12hr          0     5       5    30      30    60      20    10
Rain shwrs                            C    C  S  C  L    S
Tstms                                 C    C  S  C  L    S

$$
GAZ099-052000-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
726 AM EDT Sun May 5 2024

Date             Sun 05/05/24            Mon 05/06/24            Tue 05/07/24
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      87          65          87          66          89
Temp             67 79 86 86 78 71 68 66 68 81 86 84 76 70 68 66 68 81 87 89 82
Dewpt            66 68 66 65 67 67 67 66 68 68 66 64 67 69 68 66 68 68 65 63 66
RH               97 69 51 50 69 87 97100100 65 51 51 74 97100100100 65 48 42 58
Wind dir         SW  S SW  S SE  S  S  S  S  S SW SW  S  S  S  S SW SW SW SW SW
Wind spd          1  3  3  3  3  3  2  2  4  5  6  6  4  4  4  5  6  9 12 12  9
Clouds           B1 SC B1 B1 SC SC SC B1 B1 SC B1 B1 B1 B1 SC SC SC FW FW FW FW
PoP 12hr                     40          30          50          30          20
QPF 12hr                   0.01        0.05        0.39        0.07           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  C  S           S  C  C  C  C              S  S
Tstms                   S  C  S              S  C  C  C  C              S  S
Obvis                                 PF
Heat index                                                                90
Max heat                                                                     90


Date          Wed 05/08/24  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          68    91      69    92      69    83      60    78
Temp          71 70 89 84   73 71 90 82   73 71 81 74   65 60 75 71
Dewpt         66 68 66 67   67 69 66 69   69 69 66 64   58 55 48 49
PWind dir        SW    SW      SW    SW      SW     W       W    NW
Wind char        GN    GN      GN    BZ      GN    BZ      GN    GN
Avg clouds    FW FW FW FW   FW SC SC SC   B1 B1 B1 B1   SC FW FW FW
PoP 12hr          0     5       5    30      30    60      20    20
Rain shwrs                            C    C  S  C  L    S        S
Tstms                                 C    C  S  C  L    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