Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
331 AM EDT Mon May 13 2024

SCZ050-132000-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
331 AM EDT Mon May 13 2024

Date             Mon 05/13/24            Tue 05/14/24            Wed 05/15/24
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                      81          68          82          70          88
Temp          63 68 80 79 75 70 68 68 68 70 75 80 80 74 72 71 70 71 82 87 86 80
Dewpt         60 63 61 60 61 62 64 67 68 70 70 70 70 69 69 69 69 70 69 66 67 66
RH            90 84 52 52 62 76 87 97100100 84 72 72 84 90 93 97 97 65 50 53 62
Wind dir       S  E SE  S  S SE  S  S  S  S  S SW SW  S  S SW SW SW SW SW  W  W
Wind spd       1  3  6 10  9  8  8  9 10 10 12 13 12 10 12 11  9  9 11 14 13 11
Clouds        SC B1 B2 B2 OV OV OV OV OV OV OV OV B2 OV OV B2 B2 B1 SC FW FW FW
PoP 12hr                     30          70          90          70          30
QPF 12hr                   0.03        0.16        0.68        0.29        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C  C  C  C  L  L  D  D  D  L  L  C  C  C  C  C  C
Tstms                               S  S  C  C  C  C  C  C  C  C  C  C  C  C


Date          Thu 05/16/24  Fri 05/17/24  Sat 05/18/24  Sun 05/19/24
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    87      68    86      69    87      68    88
Temp          70 68 85 78   70 71 83 76   73 72 85 80   72 70 86 80
Dewpt         65 64 64 65   67 68 66 67   69 69 67 66   67 65 61 64
PWind dir         W     N      SE     S      SW     W       W     W
Wind char        GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    FW FW FW SC   SC B1 B1 B2   B2 B1 B1 SC   SC SC SC SC
PoP 12hr          5     5       5    40      50    40      20    30
Rain shwrs                         S  C    C  C  C  C    S  S  S  C
Tstms                              S  C    C  C  C  C    S  S  S  C

$$
GAZ118-132000-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
331 AM EDT Mon May 13 2024

Date             Mon 05/13/24            Tue 05/14/24            Wed 05/15/24
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                      79          68          83          71          88
Temp          64 67 78 79 75 70 68 69 70 71 77 81 82 78 73 72 71 72 82 87 87 81
Dewpt         60 62 62 62 63 64 66 67 69 71 72 72 70 70 71 71 70 71 70 66 65 65
RH            87 84 58 56 66 81 93 93 97100 85 74 67 76 93 97 97 97 67 50 48 58
Wind dir       S SE SE SE SE SE SE SE  S  S SW SW SW SW  S SW SW SW  W  W  W  W
Wind spd       1  3  6 10 10 11 12 11 10  9  9 12 11 10 11 11  9  9 11 16 16 11
Clouds        B1 B2 B2 B2 OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B1 FW FW FW CL
PoP 12hr                     50          70          80          60          30
QPF 12hr                   0.08        0.11        0.43        0.18        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  L  C  C  L  L  D  D  L  L  L  C  C  C  C  S  S
Tstms                         S  S  S  S  C  C  C  C  C  C  C  C  C  C  S  S


Date          Thu 05/16/24  Fri 05/17/24  Sat 05/18/24  Sun 05/19/24
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          67    88      69    86      70    86      68    86
Temp          71 68 86 81   70 71 84 79   74 72 84 81   73 70 84 80
Dewpt         64 64 63 65   67 68 67 69   70 70 69 69   69 67 64 67
PWind dir         W    NW       S     S      SW     W       W     W
Wind char        GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    FW FW FW FW   SC B1 B1 B2   B2 B1 B1 SC   SC SC SC SC
PoP 12hr          5     5      10    40      50    50      30    30
Rain shwrs                         S  C    C  C  C  C    C  S  S  C
Tstms                              S  C    C  C  C  C    C  S  S  C

$$
SCZ050-132000-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
331 AM EDT Mon May 13 2024

Date             Mon 05/13/24            Tue 05/14/24            Wed 05/15/24
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                      78          69          80          71          87
Temp          66 69 78 78 75 70 69 69 69 71 75 80 79 74 72 71 71 72 82 86 85 79
Dewpt         63 65 63 62 62 63 65 67 69 70 72 72 73 71 71 71 71 72 72 70 70 68
RH            90 87 60 58 64 78 87 93100 97 90 77 82 90 97100100100 72 59 61 69
Wind dir       S SE SE  S  S SE  S  S  S  S  S SW SW  S  S SW SW SW SW SW SW  W
Wind spd       2  3  8 10  9  9 10 11 11 11 13 14 12 10 13 12 10 10 11 13 14 12
Clouds        B1 B1 B2 OV OV OV OV OV OV OV OV OV B2 OV OV B2 B1 B2 SC FW FW FW
PoP 12hr                     30          70          90          70          30
QPF 12hr                   0.02        0.30        0.58        0.24        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C  C  C  C  L  L  D  D  D  L  L  C  C  C  C  C  C
Tstms                               S  S  C  C  C  C  C  C  C  C  C  C  C  C
Heat index                                                             91 90
Max heat                                                               91    91


Date          Thu 05/16/24  Fri 05/17/24  Sat 05/18/24  Sun 05/19/24
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    85      69    84      70    86      69    86
Temp          71 69 85 78   70 72 82 76   73 72 84 80   73 71 84 79
Dewpt         67 65 66 69   69 70 70 71   72 71 71 71   70 67 67 69
PWind dir         W    NW      SE     S      SW    SW       W     W
Wind char        GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    FW FW FW SC   SC B1 B1 B2   B2 B1 B1 SC   SC SC SC SC
PoP 12hr          5     5       5    40      50    40      20    30
Rain shwrs                         S  C    C  C  C  C    S  S  S  C
Tstms                              S  C    C  C  C  C    S  S  S  C

$$
SCZ048-132000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
331 AM EDT Mon May 13 2024

Date             Mon 05/13/24            Tue 05/14/24            Wed 05/15/24
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                      79          68          82          70          88
Temp          65 69 78 78 75 70 69 69 70 71 75 80 80 76 72 72 70 72 80 86 86 80
Dewpt         61 64 64 62 63 65 66 67 69 71 72 73 72 71 71 71 70 71 71 68 67 66
RH            87 84 62 58 66 84 90 93 97100 90 79 77 85 97 97100 97 74 55 53 62
Wind dir       S SE SE SE SE SE  S  S  S  S  S SW SW SW SW SW SW SW  W  W  W  W
Wind spd       1  3  6 10 10 10 12 12 11 10 10 12 11 11 12 12 10  9 11 16 14 13
Clouds        B1 B1 B2 OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1 FW FW FW CL
PoP 12hr                     50          70          90          70          30
QPF 12hr                   0.05        0.29        0.45        0.19           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  C  C  C  L  L  D  D  L  L  L  C  C  C  C  C  C
Tstms                               S  S  C  C  C  C  C  C  C  C  C  C  C  C


Date          Thu 05/16/24  Fri 05/17/24  Sat 05/18/24  Sun 05/19/24
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          67    87      69    85      70    86      68    86
Temp          71 69 84 78   70 71 83 76   73 72 84 80   72 71 84 79
Dewpt         65 65 65 68   68 69 69 71   71 71 70 71   69 68 66 69
PWind dir         W    NW      SE     S      SW     W       W     W
Wind char        GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    FW FW FW FW   SC B1 B1 B2   B2 B1 B1 SC   SC SC SC SC
PoP 12hr          5     5       5    40      50    50      30    30
Rain shwrs                         S  C    C  C  C  C    C  S  S  C
Tstms                              S  C    C  C  C  C    C  S  S  C

$$
SCZ043-132000-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
331 AM EDT Mon May 13 2024

Date             Mon 05/13/24            Tue 05/14/24            Wed 05/15/24
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                      78          64          79          66          85
Temp          58 63 78 78 74 68 65 65 65 68 73 77 79 74 68 67 67 69 80 85 85 78
Dewpt         57 61 62 60 61 62 64 65 65 68 70 71 69 69 68 67 67 69 69 65 64 65
RH            96 93 58 54 64 81 97100100100 90 82 72 84100100100100 69 51 50 64
Wind dir       N  E SE  S  S SE SE SE  S  S  S SW SW  S SW SW SW SW  W  W  W  W
Wind spd       0  2  6  9  9  8  9  8  9  9 10 11 10  9  8  9  8  9 11 14 13 12
Clouds        SC B1 B2 OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1 SC FW FW FW
PoP 12hr                     40          70          90          60          30
QPF 12hr                   0.06        0.17        0.34        0.21           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  C  C  C  L  L  D  D  L  L  L  S  S  C  C  C  C
Tstms                               S  S  C  C  C  C  C  C  S  S  C  C  C  C


Date          Thu 05/16/24  Fri 05/17/24  Sat 05/18/24  Sun 05/19/24
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          63    85      64    83      65    83      63    84
Temp          67 66 84 77   65 67 81 74   69 69 83 77   68 67 83 77
Dewpt         63 64 62 65   65 67 65 68   68 69 67 68   66 66 62 65
PWind dir         W    NW      SE     S      SW     W       W     W
Wind char        GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    FW FW FW FW   SC B1 B1 B2   B2 B2 SC SC   SC SC SC SC
PoP 12hr          5     5       5    50      50    50      20    30
Rain shwrs                         S  C    C  C  C  C    S  S  S  C
Tstms                              S  C    C  C  C  C    S  S  S  C

$$
GAZ099-132000-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
331 AM EDT Mon May 13 2024

Date             Mon 05/13/24            Tue 05/14/24            Wed 05/15/24
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                      78          65          81          68          86
Temp          62 64 75 78 72 68 65 66 66 68 75 79 81 74 69 68 68 70 80 84 86 78
Dewpt         58 60 60 61 62 63 64 66 66 68 70 69 68 69 69 68 68 69 68 65 63 64
RH            87 87 60 56 71 84 97100100100 84 72 65 84100100100 97 67 53 46 62
Wind dir       E SE SE SE SE SE SE SE  S  S  S SW SW SW SW SW SW SW  W  W  W  W
Wind spd       1  2  5  9 11 12 12 11  9  8  9 13 12 10 11 11  9  9 12 14 14 12
Clouds        B2 B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 SC FW FW FW CL
PoP 12hr                     70          70          80          60          20
QPF 12hr                   0.08        0.24        0.31        0.09           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  L  L  C  C  L  L  D  D  L  L  L  C  C  S  S  S  S
Tstms                      S  S  S  S  S  C  C  C  C  C  C  C  C  S  S  S  S


Date          Thu 05/16/24  Fri 05/17/24  Sat 05/18/24  Sun 05/19/24
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          64    86      66    84      68    85      66    85
Temp          67 66 84 80   68 68 82 76   71 70 83 78   70 68 83 79
Dewpt         63 63 62 65   64 66 65 68   69 70 67 68   67 67 64 67
PWind dir         W    NW      SW     S      SW     W       W     W
Wind char        GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    FW FW FW FW   SC B1 B2 B2   B1 B1 B1 SC   SC SC SC SC
PoP 12hr          0     5      10    50      50    50      30    30
Rain shwrs                         S  C    C  C  C  C    C  S  S  C
Tstms                              S  C    C  C  C  C    C  S  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