Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
621 PM EDT Sun May 5 2024

SCZ050-060800-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
621 PM EDT Sun May 5 2024

Date           05/05/24      Mon 05/06/24            Tue 05/07/24            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                      69          85          69          89          71
Temp             76 72 71 69 73 82 85 83 73 71 70 69 72 83 88 87 77 73 72 71 73
Dewpt            67 69 69 68 69 66 64 65 65 66 66 67 69 68 65 66 66 68 68 68 68
RH               74 90 93 97 87 58 50 55 76 84 87 93 90 61 47 50 69 84 87 90 84
Wind dir          S  S  S  S  S SW  S  S  S  S  S SW SW SW SW  S  S  S SW SW SW
Wind spd          6  5  4  4  5 10 11 12 10  6  6  6  6 10 11 13 11 11 10  8  8
Clouds           SC SC SC SC B1 SC SC SC B2 B1 SC B1 SC FW FW FW FW FW FW FW SC
PoP 12hr                      5          50          30          30           0
QPF 12hr                      0        0.03           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  C  S  S  C  S     C  C  C
Tstms                               C  C  S  S           S  S  S
Heat index                                                 90
Max heat                                                   90    91


Date           05/08  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24  Sun 05/12/24
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          93      72    93      71    87      62    82      59    82
Temp          92 80   75 75 92 81   74 73 84 75   67 64 79 73   62 62 80 73
Dewpt         65 67   69 68 65 67   69 69 65 63   60 54 49 50   52 52 48 52
PWind dir        SW      SW    SW      SW    SW       W    NW       W     W
Wind char        GN      GN    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    SC SC   FW SC SC SC   B1 B1 B2 B1   SC FW FW FW   FW FW FW FW
PoP 12hr         10       5    20      30    60      30    10      10     5
Rain shwrs                      S    C  C  C  L    C
Tstms                           S    C  C  C  L    C

$$
GAZ118-060800-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
621 PM EDT Sun May 5 2024

Date           05/05/24      Mon 05/06/24            Tue 05/07/24            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                      68          87          68          90          71
Temp             78 73 70 69 72 83 87 83 76 72 70 69 70 82 88 89 81 76 73 71 72
Dewpt            67 69 68 68 68 67 66 66 67 68 68 67 68 69 66 66 68 69 68 65 68
RH               69 87 93 97 87 59 50 57 74 87 93 93 93 65 48 47 65 79 84 81 87
Wind dir          S SE  S  S  S  S  S SE  S  S  S  S SW SW SW  S  S  S SW SW SW
Wind spd          6  5  5  4  5  8  9 10  9  8  8  5  6  9 10 10  9  8  8  6  9
Clouds           SC SC SC SC SC SC B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW SC SC
PoP 12hr                     10          60          20          20           0
QPF 12hr                      0        0.55        0.03        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  L  S  S  S        S  S  S
Tstms                               C  L  S  S           S  S  S
Heat index                                                 90 92
Max heat                           90    90                90    93


Date           05/08  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24  Sun 05/12/24
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          93      71    95      72    87      61    80      58    81
Temp          90 85   76 73 93 83   76 73 83 76   68 61 77 73   61 60 78 74
Dewpt         66 68   68 68 66 69   69 70 67 65   60 56 50 52   52 53 49 53
PWind dir        SW      SW    SW      SW     W       W    NW       W     W
Wind char        GN      GN    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    FW FW   FW SC SC SC   B1 B2 B2 B1   SC FW FW FW   FW FW FW FW
PoP 12hr          5       5    20      30    60      20    20      10     5
Rain shwrs                      S    C  S  C  L    S        S
Tstms                           S    C  S  C  L    S

$$
SCZ050-060800-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
621 PM EDT Sun May 5 2024

Date           05/05/24      Mon 05/06/24            Tue 05/07/24            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                      71          83          71          85          72
Temp             75 72 71 71 73 80 82 81 74 72 72 71 73 81 85 83 76 73 73 72 74
Dewpt            70 70 70 69 70 70 70 69 68 70 70 70 71 71 70 71 70 71 71 71 71
RH               84 93 97 93 90 72 67 67 82 93 93 97 93 72 61 67 82 93 93 97 90
Wind dir          S  S  S  S  S SW  S  S  S  S SW SW SW SW SW  S  S SW SW SW SW
Wind spd         10  6  6  5  6  9 10 11  8  6  9  8  9 10 11 13 10 10 10  9 10
Clouds           SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC FW FW FW FW FW FW SC SC
PoP 12hr                     10          30          30          30           0
QPF 12hr                      0        0.03           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  C  S  S  C  S     C  S  S
Tstms                               C  C  S  S           S  S  S
Heat index                                                 90
Max heat                                                   91    91


Date           05/08  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24  Sun 05/12/24
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    88      73    85      63    80      61    81
Temp          88 79   75 74 88 78   75 73 83 75   68 63 77 74   64 63 78 73
Dewpt         70 71   72 70 70 72   72 71 70 68   63 57 53 55   55 54 53 56
PWind dir        SW      SW    SW      SW    SW       W     W       W     W
Wind char        GN      GN    BZ      GN    BZ      BZ    GN      GN    GN
Avg clouds    FW FW   FW SC SC SC   B1 B1 B2 B1   SC SC FW FW   FW FW FW FW
PoP 12hr          5       5    20      30    60      30    10      10     5
Rain shwrs                      S    C  C  C  L    C
Tstms                           S    C  C  C  L    C

$$
SCZ048-060800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
621 PM EDT Sun May 5 2024

Date           05/05/24      Mon 05/06/24            Tue 05/07/24            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                      69          85          69          89          71
Temp             76 73 71 70 73 81 85 82 76 72 69 69 71 82 88 87 78 75 72 71 72
Dewpt            70 70 69 69 70 69 69 69 69 69 69 68 69 70 70 70 69 71 70 69 68
RH               82 90 93 97 90 67 59 65 79 90100 97 93 67 55 57 74 87 93 93 87
Wind dir          S  S  S  S  S  S  S  S  S  S  S SW SW SW SW  S  S  S SW SW SW
Wind spd          6  5  5  4  5  8  9 10  8  8  9  5  8 10 10 11 10 10 10  5  9
Clouds           SC SC SC SC SC SC SC SC B2 B2 B1 SC SC FW FW FW FW FW FW SC SC
PoP 12hr                     10          50          20          30           0
QPF 12hr                      0        0.16        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  C  S  S  S  S     C  C  C
Tstms                               C  C  S  S           S  S  S
Heat index                                                 93 92
Max heat                                                   93    94


Date           05/08  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24  Sun 05/12/24
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      71    92      71    86      61    80      59    81
Temp          90 81   74 73 91 80   74 72 82 75   68 62 77 73   62 61 79 74
Dewpt         69 71   71 69 68 72   70 70 69 68   61 56 52 55   54 53 52 56
PWind dir        SW      SW    SW      SW    SW       W    NW       W     W
Wind char        GN      GN    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    FW FW   FW SC SC SC   B1 B2 B2 B1   SC SC FW FW   FW FW FW FW
PoP 12hr         10       5    30      30    60      30    20      10     5
Rain shwrs                      C    C  S  C  L    C        S
Tstms                           C    C  S  C  L    C

$$
SCZ043-060800-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
621 PM EDT Sun May 5 2024

Date           05/05/24      Mon 05/06/24            Tue 05/07/24            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                      65          83          65          87          67
Temp             76 69 66 66 69 80 83 81 73 68 66 65 69 80 86 86 78 71 69 67 71
Dewpt            68 69 66 66 69 67 65 65 66 66 65 65 68 67 65 65 66 67 67 66 68
RH               76100100100100 65 55 58 79 93 97100 97 65 50 50 67 87 93 97 90
Wind dir          S  S  S  S  S SW  S  S SE  S  S SW SW SW SW SW  S  S  S SW SW
Wind spd          5  4  3  3  5  8  9  9  6  5  6  5  6  9 10 10  9 10  8  8  9
Clouds           SC SC SC SC B1 SC B1 B1 B2 B2 SC B1 SC FW FW FW FW FW FW SC SC
PoP 12hr                     30          70          30          40           0
QPF 12hr                   0.02        0.56        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C              S  C  L  C  S  S  S     C  C  C
Tstms             C              S  C  L  C  S           S  S  S


Date           05/08  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24  Sun 05/12/24
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      68    90      67    82      57    78      54    79
Temp          89 81   70 71 89 79   70 69 80 73   62 59 76 71   57 58 77 71
Dewpt         66 68   68 68 65 69   68 69 65 64   57 55 48 51   50 52 48 51
PWind dir        SW      SW    SW      SW    SW       W    NW       W     W
Wind char        GN      GN    BZ      GN    BZ      GN    GN      LT    GN
Avg clouds    SC FW   FW SC SC SC   B1 B2 B2 B1   SC SC FW FW   FW FW FW FW
PoP 12hr         10       5    30      30    70      20    10      10     5
Rain shwrs                      C    C  C  C  L    S
Tstms                           C    C  C  C  L    S

$$
GAZ099-060800-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
621 PM EDT Sun May 5 2024

Date           05/05/24      Mon 05/06/24            Tue 05/07/24            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                      65          87          66          90          68
Temp             78 71 67 66 68 81 87 85 76 70 67 66 68 81 87 89 81 74 71 69 70
Dewpt            67 68 67 66 67 67 65 62 67 68 67 66 68 67 64 61 66 66 66 65 68
RH               69 90100100 97 63 48 46 74 93100100100 63 46 39 60 76 84 87 93
Wind dir         SE SE  S  S  S  S SW SW  S SE  S  S SW SW SW SW SW  S SW SW SW
Wind spd          5  5  4  4  5  5  6  8  5  5  5  5  5  8 10 10  6  8 10  8 10
Clouds           SC FW FW SC B1 SC B1 B1 B1 B1 SC SC SC CL FW FW FW FW FW FW SC
PoP 12hr                     30          60          30          20           0
QPF 12hr                   0.02        0.19        0.08           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C                 C  L  C  S              S  S
Tstms             C                 C  L  C  S              S  S


Date           05/08  Thu 05/09/24  Fri 05/10/24  Sat 05/11/24  Sun 05/12/24
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      69    92      69    82      58    78      55    79
Temp          89 83   73 71 91 79   73 70 81 73   64 59 75 71   58 58 77 72
Dewpt         66 67   66 69 66 69   69 70 65 65   58 54 49 50   50 51 49 51
PWind dir        SW      SW    SW      SW     W      NW    NW       W     W
Wind char        GN      GN    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    FW FW   FW SC SC SC   B1 B2 B2 B1   SC FW FW FW   FW FW FW FW
PoP 12hr         10       5    40      40    70      20    10      10     5
Rain shwrs                      C    C  C  C  L    S
Tstms                           C    C  C  C  L    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