Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
1226 PM EDT Wed Jun 28 2017

SCZ050-290730-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
1226 PM EDT Wed Jun 28 2017

Date             Wed 06/28/17            Thu 06/29/17            Fri 06/30/17
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                      88          72          87          73          87
Temp                   87 85 81 75 73 72 75 85 87 84 80 75 74 73 77 84 87 86 82
Dewpt                  63 62 64 68 68 69 70 69 69 70 71 72 73 73 73 73 73 73 73
RH                     45 46 56 79 84 90 84 59 55 63 74 90 97100 87 70 63 65 74
Wind dir                E  E  E  E  E  E  E  E  E  E SE  E  E  E  E  E SE SE SE
Wind spd               12 13  9  5  3  4  6 11 12 11  9  6  4  4  5  5  5  5  5
Clouds                 B1 SC SC FW FW FW SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      5           5          30          30          50
QPF 12hr                      0           0        0.01        0.11        0.20
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  C  C  C  C  C  C  C  C  C  C
Tstms                                           S  C  C  C  C  C  C  C  C  C  C
Heat index                                     91                   90 94 93
Max heat                                       91    90                94    94


Date          Sat 07/01/17  Sun 07/02/17  Mon 07/03/17  Tue 07/04/17
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          75    90      75    92      76    92      76    93
Temp          76 79 90 81   77 78 92 84   77 78 92 84   77 79 93 85
Dewpt         73 74 75 75   75 75 75 75   75 75 74 75   76 75 74 75
PWind dir         S    SW      SW    SW      SW    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B1 B1 B2   B1 B1 B2 B2   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr         30    50      30    40      30    40      20    40
Rain shwrs     C  C  C  C    C  C  C  C    C  C  C  C    S  S  C  C
Tstms          C  C  C  C    C  C  C  C    C  C  C  C    S  S  C  C

$$
GAZ118-290730-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
1226 PM EDT Wed Jun 28 2017

Date             Wed 06/28/17            Thu 06/29/17            Fri 06/30/17
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                      88          74          88          73          88
Temp                   87 86 81 78 75 74 77 86 87 84 78 76 75 73 76 84 88 85 81
Dewpt                  64 65 67 71 70 71 72 72 72 72 72 72 72 72 73 74 74 74 74
RH                     46 50 63 79 84 90 85 63 61 67 82 87 90 97 90 72 63 70 79
Wind dir                E  E  E  E  E  E  E  E  E  E  E  E  E NE NE  E SE  S  S
Wind spd               13 13 11  6  4  4  5  9 11 11  9  5  3  3  3  3  3  4  4
Clouds                 B1 B1 B1 SC B1 B2 B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      5          10          50          30          50
QPF 12hr                      0           0        0.18        0.15        0.20
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  C  C  C  C  C  C  C  C  C  C  C  S
Tstms                                     S  C  C  C  C  C  C  C  C  C  C  C  S
Heat index                                  92 94 90                91 97 93
Max heat                                       95    94                97    97


Date          Sat 07/01/17  Sun 07/02/17  Mon 07/03/17  Tue 07/04/17
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          75    90      75    92      76    93      76    93
Temp          76 77 90 82   77 78 92 85   78 78 93 85   77 78 93 85
Dewpt         74 74 75 75   74 74 75 75   74 74 75 75   75 75 75 75
PWind dir        SW    SW      SW    SW      SW    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B1 B2 B2   B2 B1 B1 B2   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr         20    50      20    50      20    40      20    40
Rain shwrs     S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C
Tstms          S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C

$$
SCZ050-290730-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
1226 PM EDT Wed Jun 28 2017

Date             Wed 06/28/17            Thu 06/29/17            Fri 06/30/17
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          75          87          74          86
Temp                   84 84 81 78 76 75 78 86 85 84 80 77 76 74 78 84 86 85 82
Dewpt                  64 64 64 68 68 70 72 71 71 71 72 73 73 74 74 74 74 73 73
RH                     51 51 56 71 76 84 82 61 63 65 77 87 90100 88 72 68 67 74
Wind dir                E  E  E  E  E  E  E  E  E  E  E  E  E  E  E SE SE SE  S
Wind spd               14 14 12  8  6  6  9 12 13 12 10  9  8  5  4  5  6  6  5
Clouds                 B1 SC SC FW FW FW SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      5           5          40          40          50
QPF 12hr                      0           0        0.01        0.14        0.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  C  C  C  C  C  C  C  C  C  C
Tstms                                           S  C  C  C  C  C  C  C  C  C  C
Heat index                                  91 90                   92 94 91
Max heat                                       91    90                94    94


Date          Sat 07/01/17  Sun 07/02/17  Mon 07/03/17  Tue 07/04/17
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          77    89      77    90      78    91      78    91
Temp          77 79 88 81   78 79 90 83   79 79 90 84   78 80 91 83
Dewpt         74 75 75 75   76 75 75 76   76 76 75 75   77 76 75 76
PWind dir        SW    SW      SW    SW      SW    SW      SW    SW
Wind char        LT    LT      GN    GN      LT    LT      LT    LT
Avg clouds    B1 B1 B1 B2   B1 B1 B2 B2   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr         30    50      30    40      30    40      30    40
Rain shwrs     C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C
Tstms          C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$
SCZ048-290730-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
1226 PM EDT Wed Jun 28 2017

Date             Wed 06/28/17            Thu 06/29/17            Fri 06/30/17
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          75          87          73          87
Temp                   86 85 81 78 76 75 79 85 87 82 79 75 74 73 77 83 86 85 80
Dewpt                  67 65 66 71 70 71 72 71 70 71 72 73 73 73 73 73 73 74 74
RH                     53 51 60 79 82 87 79 63 57 69 79 94 97100 87 72 65 70 82
Wind dir                E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E SE SE  S
Wind spd               11 11  9  6  5  5  6  9 10 10  9  5  3  3  4  4  4  4  4
Clouds                 B1 B1 SC SC SC SC B1 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      5          10          50          30          50
QPF 12hr                      0           0        0.07        0.18        0.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  C  C  C  C  C  C  C  C  C  C  C
Tstms                                        S  C  C  C  C  C  C  C  C  C  C  C
Heat index                                  90 92                      93 93
Max heat                                       92    91                93    93


Date          Sat 07/01/17  Sun 07/02/17  Mon 07/03/17  Tue 07/04/17
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          74    89      76    91      76    92      76    92
Temp          76 77 89 82   76 77 90 83   77 77 91 83   77 79 92 84
Dewpt         74 74 74 75   75 74 74 75   75 74 73 75   75 75 74 75
PWind dir        SW    SW      SW    SW      SW    SW      SW    SW
Wind char        LT    LT      GN    LT      LT    LT      LT    LT
Avg clouds    B2 B1 B2 B2   B1 B1 B1 B2   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr         30    50      30    50      20    40      20    40
Rain shwrs     C  C  C  C    C  C  C  C    S  S  C  C    S  S  C  C
Tstms          C  C  C  C    C  C  C  C    S  S  C  C    S  S  C  C

$$
SCZ043-290730-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
1226 PM EDT Wed Jun 28 2017

Date             Wed 06/28/17            Thu 06/29/17            Fri 06/30/17
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                      88          69          87          71          86
Temp                   87 85 80 74 71 69 74 84 87 84 79 74 72 72 75 82 86 84 80
Dewpt                  62 61 63 67 67 68 69 68 68 69 70 71 71 71 71 71 72 73 73
RH                     43 45 56 79 87 97 84 59 53 61 74 90 97 97 87 69 63 70 79
Wind dir                E  E SE  E NE NE  E  E  E  E SE  E  E  E  E  E SE SE  S
Wind spd                9  9  6  4  2  3  4  6  8  8  5  3  2  2  3  3  4  3  3
Clouds                 B1 SC SC FW FW SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     10           5          30          30          40
QPF 12hr                      0           0        0.03        0.11        0.15
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  C  C  C  C  C  C  C  C  C  S
Tstms                                           S  C  C  C  C  C  C  C  C  C  S
Heat index                                     91                      92 90
Max heat                                       91    91                92    92


Date          Sat 07/01/17  Sun 07/02/17  Mon 07/03/17  Tue 07/04/17
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    90      74    92      74    92      75    93
Temp          74 75 90 82   75 77 92 84   75 76 92 84   76 77 93 84
Dewpt         72 72 74 75   73 73 73 75   74 74 73 74   74 74 73 74
PWind dir         S    SW      SW    SW      SW    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1 B2   B1 B1 B1 B2   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr         20    50      20    40      20    40      20    40
Rain shwrs     S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C
Tstms          S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C

$$
GAZ099-290730-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
1226 PM EDT Wed Jun 28 2017

Date             Wed 06/28/17            Thu 06/29/17            Fri 06/30/17
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                      88          72          86          72          87
Temp                   87 86 81 76 73 72 74 83 86 84 79 75 72 72 75 81 86 86 80
Dewpt                  66 66 68 70 70 71 72 72 72 72 72 72 72 72 73 73 73 73 73
RH                     50 51 65 82 90 97 93 70 63 67 79 90100100 94 77 65 65 79
Wind dir                E  E SE  E  E  E  E  E SE  E  E  E  E  E SE SE  S  S  S
Wind spd                9  9  5  3  3  3  4  6  8  8  6  4  2  2  3  3  3  3  3
Clouds                 B1 B1 SC SC B1 B1 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     10          10          50          30          40
QPF 12hr                      0           0        0.20        0.07        0.14
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  C  C  C  C  C  C  C  C  C  C  S
Tstms                                        S  C  C  C  C  C  C  C  C  C  C  S
Heat index                                     92 90                   93 93
Max heat                                       92    92                93    94


Date          Sat 07/01/17  Sun 07/02/17  Mon 07/03/17  Tue 07/04/17
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          73    90      74    92      75    93      75    93
Temp          74 75 89 84   75 76 91 86   76 76 92 87   77 77 92 87
Dewpt         73 73 74 74   74 74 73 74   74 74 72 74   74 74 73 74
PWind dir        SW    SW      SW     W      SW     W      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B2 B2   B2 B1 B1 B2   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr         20    50      20    50      20    40      20    40
Rain shwrs     S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C
Tstms          S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  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

$$


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