Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
326 AM EDT Sun Jun 25 2017

SCZ050-252100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
326 AM EDT Sun Jun 25 2017

Date             Sun 06/25/17            Mon 06/26/17            Tue 06/27/17
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          69          88
Temp          77 79 85 88 85 81 77 74 72 74 79 85 86 79 74 71 69 72 82 87 86 79
Dewpt         75 76 76 75 74 73 73 73 72 71 69 67 67 68 68 67 67 67 66 65 66 67
RH            94 91 75 66 70 77 87 97100 90 72 55 53 69 82 87 93 84 58 48 51 67
Wind dir      SW  W  W SW SW SW SW  W NW NW  N NE  E  E SE  S  W  N NE NE  E  E
Wind spd       0  0  4  4  4  3  1  0  0  0  2  5  5  4  2  1  2  3  4  4  4  3
Clouds        B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 SC SC B1 B1 B1 B1 B1 B1
PoP 12hr                     80          60          40          20          30
QPF 12hr                   1.21        0.06        0.07           0        0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  L  D  L  C  C  C  S  C  C  C  S  S  S  S  S  C  C  C
Tstms          C  C  C  L  D  C  C  C  C  S  C  C  C  S  S  S  S  S  C  C  C
Heat index          94 98 93
Max heat               98    96                                              90


Date          Wed 06/28/17  Thu 06/29/17  Fri 06/30/17  Sat 07/01/17
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          67    88      68    88      72    90      74    90
Temp          69 71 88 81   70 73 88 82   75 77 89 83   75 77 90 83
Dewpt         64 63 60 65   65 67 66 68   69 71 70 71   71 73 71 72
PWind dir        NE     E       E    SE      SE    SE       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW FW   FW FW SC SC   FW SC SC SC   SC SC B1 B1
PoP 12hr         10    10       5    10      10    30      20    40
Rain shwrs                                       C  C    S  S  C  C
Tstms                                            C  C    S  S  C  C

$$
GAZ118-252100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
326 AM EDT Sun Jun 25 2017

Date             Sun 06/25/17            Mon 06/26/17            Tue 06/27/17
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                      90          73          87          71          89
Temp          78 80 86 90 86 80 77 75 73 73 79 87 85 81 75 73 71 73 85 89 88 82
Dewpt         73 74 75 75 74 74 74 73 73 73 71 69 69 70 70 69 69 69 67 66 68 69
RH            85 82 70 62 68 82 90 94100100 77 55 59 69 84 87 93 87 55 47 52 65
Wind dir      SW SW  W SW SW  S SW SW NW  W  N NE  E  E  E  E NE  N  N  N NE  E
Wind spd       0  0  4  5  4  2  0  0  0  0  3  6  5  4  2  1  2  3  3  3  4  4
Clouds        B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC B1 B1 B1 B1 B1 B1
PoP 12hr                     80          60          50          20          30
QPF 12hr                   0.75        0.08        0.11           0        0.05
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     S  S  C  L  D  L  C  C  C  S  C  C  C  S  S  S  S  S  C  C  C
Tstms          S  S  C  L  D  C  C  C  C  S  C  C  C  S  S  S  S  S  C  C  C
Heat index          95101 94                   91                      92 92
Max heat              101    98                91    91                92    92


Date          Wed 06/28/17  Thu 06/29/17  Fri 06/30/17  Sat 07/01/17
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          70    89      71    90      73    90      73    91
Temp          71 72 89 81   72 75 89 81   74 76 90 81   74 76 90 83
Dewpt         66 66 63 67   68 68 68 70   70 71 70 72   71 72 72 73
PWind dir        NE     E       E    SE      SE    SE       S     S
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    SC SC SC SC   FW SC SC SC   SC SC SC SC   SC SC B1 B1
PoP 12hr         10    10      10    20      10    30      20    40
Rain shwrs                         S  S          C  C    S  S  C  C
Tstms                              S  S          C  C    S  S  C  C

$$
SCZ050-252100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
326 AM EDT Sun Jun 25 2017

Date             Sun 06/25/17            Mon 06/26/17            Tue 06/27/17
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          86          72          87
Temp          79 80 85 86 84 80 77 76 75 75 79 85 85 80 76 74 72 74 83 86 86 79
Dewpt         76 77 76 77 75 74 73 73 72 73 71 69 69 69 69 68 68 68 67 66 67 67
RH            91 91 75 75 74 82 87 90 90 94 77 59 59 69 79 82 87 82 59 51 53 67
Wind dir      SW  W SW SW SW SW SW  W NW NW  N NE  E  E SE  S  S  N NE  E  E  E
Wind spd       4  3  5  6  6  4  2  2  2  1  3  5  5  4  3  2  3  4  5  5  5  4
Clouds        B1 B2 B2 B1 OV B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     80          60          50          30          30
QPF 12hr                   1.09        0.07        0.09           0        0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  S  C  C  D  L  C  C  C  C  C  C  C  C  C  C  C  S  C  C  C
Tstms          C  S  C  C  D  C  C  C  C  C  C  C  C  C  C  C  C  S  C  C  C
Heat index          94 96 91
Max heat               98    96                      90


Date          Wed 06/28/17  Thu 06/29/17  Fri 06/30/17  Sat 07/01/17
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          70    87      72    88      75    88      76    89
Temp          72 73 86 80   72 75 87 82   76 78 88 82   76 77 88 83
Dewpt         65 65 62 66   66 68 67 69   70 71 70 71   72 73 73 73
PWind dir        NE     E       E    SE      SE    SE       S     S
Wind char        LT    GN      LT    GN      LT    LT      LT    GN
Avg clouds    SC SC FW FW   FW FW SC SC   SC SC SC SC   SC SC B1 B1
PoP 12hr         10    10      10    10      20    30      30    40
Rain shwrs                                 S  S  C  C    C  C  C  C
Tstms                                      S  S  C  C    C  C  C  C

$$
SCZ048-252100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
326 AM EDT Sun Jun 25 2017

Date             Sun 06/25/17            Mon 06/26/17            Tue 06/27/17
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          73          87          70          89
Temp          78 81 85 88 85 80 76 75 73 74 80 86 85 81 74 72 70 73 84 88 87 80
Dewpt         75 76 74 74 74 74 74 73 72 72 70 68 68 69 69 69 69 68 66 65 66 67
RH            91 85 70 63 70 82 94 94 97 93 72 55 57 67 84 90 97 84 55 47 50 65
Wind dir      SW  W  W SW SW  S SW  W NW NW  N NE  E  E  E SE NE  N  N NE  E  E
Wind spd       0  0  4  4  4  2  1  0  0  0  3  5  5  4  2  1  2  4  4  4  4  4
Clouds        B1 B1 B2 B2 OV B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     80          60          40          20          30
QPF 12hr                   1.15        0.07        0.08           0        0.07
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  S  C  C  D  L  C  C  C  C  C  C  C  S  S  S  S  S  C  C  C
Tstms          C  S  C  C  D  C  C  C  C  C  C  C  C  S  S  S  S  S  C  C  C
Heat index          93 97 93                                           90
Max heat               97    97                      91                90    91


Date          Wed 06/28/17  Thu 06/29/17  Fri 06/30/17  Sat 07/01/17
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          69    89      70    89      73    89      74    90
Temp          72 73 89 82   71 74 89 81   74 76 89 82   75 76 89 82
Dewpt         65 65 61 66   67 68 66 69   70 71 69 71   71 72 71 73
PWind dir        NE     E       E    SE      SE    SE       S     S
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    SC SC SC FW   FW SC SC SC   SC SC SC SC   SC SC B1 B1
PoP 12hr         10    10      10    20      10    30      20    40
Rain shwrs                         S  S          C  C    S  S  C  C
Tstms                              S  S          C  C    S  S  C  C

$$
SCZ043-252100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
326 AM EDT Sun Jun 25 2017

Date             Sun 06/25/17            Mon 06/26/17            Tue 06/27/17
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          67          88
Temp          76 77 82 88 85 81 76 74 72 73 77 85 85 80 73 69 67 70 82 88 88 80
Dewpt         74 75 76 74 74 74 73 72 71 70 66 64 65 66 66 65 66 66 64 63 64 65
RH            94 94 82 63 70 79 90 93 97 90 69 50 51 62 79 87 97 87 55 43 45 60
Wind dir      SW  W  W  W  W  S SW  W NW NW  N NE  E  E SE  S  W  N  N  N NE NE
Wind spd       0  0  3  3  2  1  0  0  0  0  3  5  4  3  2  1  1  2  3  4  4  4
Clouds        B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 SC SC SC SC B1 B1 B1 B1 SC
PoP 12hr                     70          50          30          10          30
QPF 12hr                   0.73        0.05        0.04           0        0.05
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  L  L  C  C  S  S     C  C  S                 C  C  C
Tstms          C  C  C  L  L  C  C  S  S     C  C  S                 C  C  C
Heat index             97 93
Max heat               98    97


Date          Wed 06/28/17  Thu 06/29/17  Fri 06/30/17  Sat 07/01/17
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          65    89      66    89      70    90      71    91
Temp          67 69 89 80   67 70 89 82   72 74 90 82   72 75 91 83
Dewpt         62 62 58 63   64 66 64 67   68 70 68 70   70 71 70 71
PWind dir        NE     E       E    SE      SE    SE       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW FW SC SC   SC SC SC SC   SC SC B1 B1
PoP 12hr          5    10       5    20      10    30      20    40
Rain shwrs                         S  S          C  C    S  S  C  C
Tstms                              S  S          C  C    S  S  C  C

$$
GAZ099-252100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
326 AM EDT Sun Jun 25 2017

Date             Sun 06/25/17            Mon 06/26/17            Tue 06/27/17
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          88          68          89
Temp          76 77 83 88 86 82 76 74 72 73 79 85 87 82 74 71 68 70 82 87 89 81
Dewpt         75 75 75 74 73 73 73 72 71 71 67 64 64 66 67 67 67 67 65 64 64 65
RH            97 94 77 63 65 74 90 93 97 93 67 50 46 58 79 87 97 90 56 46 44 58
Wind dir      SW  W  W  W NW NW SE NW  N NW  N NE  E  E SE  S  W NW  N  N NE NE
Wind spd       0  0  2  4  4  1  0  0  0  0  3  6  4  3  2  2  2  3  4  5  5  4
Clouds        B2 B2 B1 B2 B1 B2 SC B1 B2 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 SC SC
PoP 12hr                     60          30          30          10          20
QPF 12hr                   0.34           0        0.03           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  L  C  C  S           C  S  S                 S  S  S
Tstms          C  C  C  L  C  C  S           C  S  S                 S  S  S
Heat index          90 97 93                                              90
Max heat               97    96                                              90


Date          Wed 06/28/17  Thu 06/29/17  Fri 06/30/17  Sat 07/01/17
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          67    90      68    90      72    91      73    91
Temp          68 69 88 83   70 71 89 84   73 74 90 84   74 76 91 84
Dewpt         65 64 61 65   67 68 66 68   70 70 70 71   71 72 70 72
PWind dir        NE     E      SE    SE      SE    SE       S    SW
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC SC   FW SC SC SC   SC SC SC B1   SC SC B1 B1
PoP 12hr          5    10       5    20      10    30      20    40
Rain shwrs                         S  S          C  C    S  S  C  C
Tstms                              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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