Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 182220
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Point Forecast Matrices
National Weather Service Charleston SC
620 PM EDT Wed Oct 18 2017

SCZ050-191330-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
620 PM EDT Wed Oct 18 2017

Date           10/18/17      Thu 10/19/17            Fri 10/20/17            Sat
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                      56          79          56          81          58
Temp             65 61 59 57 57 70 77 77 66 63 60 58 57 72 79 79 66 62 60 59 59
Dewpt            57 56 55 55 55 57 59 59 59 57 56 55 54 52 52 54 56 56 56 55 56
RH               75 84 87 93 93 63 54 54 78 81 87 90 90 49 39 42 70 81 87 87 90
Wind dir         NE NE  N  N  N NE NE NE NE NE  N  N  N NE NE  E  E  E NE NE NE
Wind spd          6  6  6  6  8  8  8  5  4  3  3  4  4  4  4  4  3  3  3  3  4
Clouds           FW FW FW FW FW FW FW FW FW CL CL CL CL CL CL CL CL CL FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Coast Flood       Y


Date           10/21  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17
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          83      64    81      68    81      67    78      59    69
Temp          82 71   66 65 81 71   69 69 81 71   68 68 78 70   65 59 68 62
Dewpt         62 63   63 63 68 67   68 67 70 69   68 67 66 60   54 49 47 47
PWind dir         E      NE     E       E    SE       S     W       W    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    FW SC   B1 B1 B1 B1   B1 B1 B2 B2   B2 B2 B1 SC   FW FW FW FW
PoP 12hr          5      10    20      30    40      40    40      30    10
Rain shwrs                   S  S    C  C  C  C    C  C  C  C    C  C
Tstms                                      S  S    S  S  S  S    S  S

$$
GAZ118-191330-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
620 PM EDT Wed Oct 18 2017

Date           10/18/17      Thu 10/19/17            Fri 10/20/17            Sat
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                      57          80          57          83          60
Temp             66 62 60 58 58 71 79 79 68 64 61 59 58 73 81 81 70 65 63 61 62
Dewpt            58 57 55 54 55 57 59 60 59 59 57 56 54 54 55 56 58 59 59 59 58
RH               75 84 84 86 90 61 50 52 73 84 87 90 86 51 41 42 66 81 87 93 87
Wind dir         NE NE  N  N  N NE NE NE NE NE  N  N  N NE NE  E  E  E NE NE NE
Wind spd          5  6  6  6  8  9  9  6  5  4  3  4  5  5  6  5  4  4  4  4  5
Clouds           FW FW FW FW FW FW FW FW FW FW CL FW FW CL CL CL CL FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/21  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17
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      68    83      70    82      68    80      60    71
Temp          83 74   69 68 83 74   71 70 82 73   71 68 79 71   65 60 70 65
Dewpt         63 64   64 66 68 69   69 69 71 70   69 67 64 60   53 48 48 47
PWind dir        NE       E     E       E    SE       S     W       W    NW
Wind char        GN      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    SC SC   B1 B1 B1 B1   B1 B1 B2 B2   B2 B2 B1 SC   FW FW FW FW
PoP 12hr         10      10    30      30    40      40    40      30     5
Rain shwrs                   C  C    C  C  C  C    C  C  C  C    C  C
Tstms                                      S  S    S  S  S  S    S  S

$$
SCZ050-191330-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
620 PM EDT Wed Oct 18 2017

Date           10/18/17      Thu 10/19/17            Fri 10/20/17            Sat
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                      61          79          59          80          62
Temp             67 65 63 62 62 71 78 77 68 64 62 61 60 72 79 78 68 65 63 62 62
Dewpt            59 58 58 57 58 59 60 60 60 58 57 56 55 54 54 55 57 58 58 58 58
RH               75 78 84 84 87 66 54 56 76 81 84 84 84 53 42 45 68 78 84 87 87
Wind dir         NE NE  N  N  N NE NE NE NE NE  N  N  N NE NE  E  E  E  E NE NE
Wind spd         10 10 10 10 11 11 10  9  6  5  5  5  6  6  5  5  5  5  5  5  5
Clouds           FW FW FW FW FW FW FW FW FW CL CL CL CL CL CL CL CL CL FW FW FW
PoP 12hr                      5           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Coast Flood       Y


Date           10/21  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17
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          81      67    80      70    81      69    78      60    69
Temp          81 72   68 68 80 72   71 71 81 72   70 69 78 71   66 60 68 63
Dewpt         62 63   64 65 68 68   69 69 70 69   69 69 66 61   56 51 48 49
PWind dir         E       E     E       E    SE       S     W       W    NW
Wind char        GN      LT    GN      LT    LT      LT    GN      GN    GN
Avg clouds    FW SC   B1 B1 B1 B1   B1 B1 B1 B2   B2 B2 B1 SC   SC FW FW FW
PoP 12hr          5      10    20      30    40      40    40      30    10
Rain shwrs                   S  S    C  C  C  C    C  C  C  C    C  C
Tstms                                      S  S    S  S  S  S    S  S

$$
SCZ048-191330-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
620 PM EDT Wed Oct 18 2017

Date           10/18/17      Thu 10/19/17            Fri 10/20/17            Sat
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                      57          79          57          82          60
Temp             66 62 60 58 58 70 77 78 68 64 62 59 59 73 80 80 68 64 62 61 62
Dewpt            58 57 56 55 56 57 59 59 59 58 57 55 54 53 53 54 56 57 58 58 58
RH               75 84 87 90 93 63 54 52 73 81 84 87 83 49 39 41 65 78 87 90 87
Wind dir         NE NE  N  N  N NE NE NE NE NE  N  N  N NE NE  E  E  E NE NE NE
Wind spd          8  9  8  9  9  9  9  8  5  4  4  4  5  5  5  5  4  4  4  4  5
Clouds           FW FW FW FW FW FW FW FW FW CL CL CL CL CL CL CL CL FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Coast Flood       Y


Date           10/21  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17
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          83      66    82      69    82      68    79      59    70
Temp          82 72   68 68 82 72   70 70 81 73   71 69 79 71   66 60 69 63
Dewpt         62 63   64 65 66 68   68 69 69 69   69 68 63 59   54 49 47 47
PWind dir        NE       E     E       E    SE       S     W       W    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    SC SC   B1 B1 B1 B1   B1 B2 B2 B2   B2 B2 B1 SC   FW FW FW FW
PoP 12hr          5      10    30      30    40      40    40      30    10
Rain shwrs                   C  C    C  C  C  C    C  C  C  C    C  C
Tstms                                      S  S    S  S  S  S    S  S

$$
SCZ043-191330-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
620 PM EDT Wed Oct 18 2017

Date           10/18/17      Thu 10/19/17            Fri 10/20/17            Sat
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                      53          78          52          82          53
Temp             63 59 57 54 54 69 77 77 65 60 57 54 54 72 80 81 65 60 57 55 55
Dewpt            54 53 52 52 51 55 57 57 57 56 54 53 52 50 50 51 53 53 53 53 53
RH               72 80 83 93 90 61 50 50 75 87 90 96 93 46 35 35 65 78 86 93 93
Wind dir         NE  N  N  N  N  N NE NE  N  N  N  N  N NE NE NE  E NE NE NE  N
Wind spd          4  4  4  5  6  6  6  4  3  2  2  3  3  4  4  3  2  2  2  2  3
Clouds           FW CL FW FW FW FW FW FW CL CL CL CL CL CL CL CL CL FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/21  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17
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          83      61    81      66    81      66    78      56    71
Temp          82 70   63 63 81 70   67 67 81 70   67 66 78 70   62 56 69 63
Dewpt         60 62   62 62 66 67   66 66 69 68   67 66 63 58   52 46 45 46
PWind dir        NE      NE     E       E    SE       S     W       W    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW SC   B1 B1 B1 B1   B1 B2 B2 B2   B2 B2 B1 SC   FW FW FW FW
PoP 12hr          5      10    20      30    40      40    40      30    10
Rain shwrs                   S  S    C  C  C  C    C  C  C  C    C  C
Tstms                                      S  S    S  S  S  S    S  S

$$
GAZ099-191330-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
620 PM EDT Wed Oct 18 2017

Date           10/18/17      Thu 10/19/17            Fri 10/20/17            Sat
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                      52          78          53          82          55
Temp             63 58 56 53 53 67 76 78 65 61 58 55 54 71 80 81 66 61 59 57 57
Dewpt            53 51 50 49 49 53 56 57 56 55 53 51 50 50 51 52 53 53 54 53 53
RH               70 77 80 86 86 61 50 48 73 81 83 86 86 47 36 37 63 75 83 86 86
Wind dir         NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE  E  E  E NE NE
Wind spd          4  4  4  5  6  8  8  6  4  3  3  3  3  4  5  4  3  3  3  3  4
Clouds           CL CL CL FW FW FW CL CL CL CL CL CL CL CL CL CL CL FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/21  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17
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      64    83      68    83      66    78      58    71
Temp          82 72   66 64 82 71   69 69 82 72   67 67 78 70   64 58 70 63
Dewpt         60 62   62 63 67 68   69 69 70 70   67 66 63 57   52 48 47 47
PWind dir         E       E     E       E    SE      SE     W       W    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    FW SC   B1 B1 B1 B1   B1 B2 B2 B2   B2 B2 B1 SC   FW FW FW FW
PoP 12hr          5      10    20      30    40      40    30      30     5
Rain shwrs                   S  S    C  C  C  C    C  C  C  C    C  C
Tstms                                      S  S    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

$$



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