Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
117 PM EDT Wed May 24 2017

SCZ050-242100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
117 PM EDT Wed May 24 2017

Date             Wed 05/24/17            Thu 05/25/17            Fri 05/26/17
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                      81          66          77          62          84
Temp                   80 79 74 70 68 67 68 74 76 75 70 66 64 62 64 77 83 83 76
Dewpt                  71 70 69 67 65 62 60 55 54 53 54 56 55 55 56 56 56 57 60
RH                     74 74 84 90 90 84 76 51 46 46 57 70 73 78 75 48 40 41 58
Wind dir                S  S  S SW SW SW SW  W  W  W  W SW  W  W  W  W  W SW SW
Wind spd               14 13 12 11 12 10 11 13 16 14 10  8  6  5  6  9 10 11  6
Clouds                 OV OV OV OV B1 B1 SC SC SC SC FW FW CL CL CL CL CL CL CL
PoP 12hr                    100          80          20           0           0
QPF 12hr                   0.61        0.23        0.04           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              D  D  D  L  C  S  S  S
Tstms                   D  D  D  L  C  S  S  S
Tornado                 A  A


Date          Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          68    91      72    92      74    90      72    89
Temp          69 71 90 82   74 75 91 81   75 76 90 81   74 75 88 81
Dewpt         63 64 63 67   67 69 68 70   71 72 70 71   71 70 67 69
PWind dir        SW    SW      SW    SW      SW     W      SW     W
Wind char        LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    CL FW FW FW   FW SC SC B1   SC SC B1 B1   B1 B1 B1 B1
PoP 12hr          0     0      10    20      20    30      30    30
Rain shwrs                         S  S    S  S  C  C    C  C  C  C
Tstms                              S  S    S  S  C  C    C  C  C  C

$$
GAZ118-242100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
117 PM EDT Wed May 24 2017

Date             Wed 05/24/17            Thu 05/25/17            Fri 05/26/17
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                      82          64          76          60          85
Temp                   81 80 74 69 67 65 66 72 75 74 69 65 62 60 62 77 84 84 76
Dewpt                  71 70 67 65 63 60 58 55 52 50 52 55 54 54 56 57 57 57 62
RH                     72 72 79 87 87 84 75 55 45 43 55 70 75 81 81 50 40 40 62
Wind dir                S  S SW SW SW  W SW  W  W  W  W SW SW SW  W  W  W  W SW
Wind spd               14 13 11 10 11  9 10 14 17 14  9  4  4  4  5 10  9 10  4
Clouds                 OV OV OV B2 B1 SC SC SC SC SC FW CL CL CL CL CL CL CL CL
PoP 12hr                    100          80          10           0           0
QPF 12hr                   0.63        0.08           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              D  D  D  L  C  S
Tstms                   D  D  D  L  C  S
Tornado                 A  A


Date          Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          66    91      71    92      73    90      71    89
Temp          69 69 90 82   73 73 91 83   74 74 90 81   74 74 89 81
Dewpt         62 63 63 67   67 68 70 70   70 71 71 71   71 69 68 69
PWind dir        SW    SW      SW    SW      SW     W       W     W
Wind char        LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    CL FW FW FW   FW SC SC SC   SC B1 B1 B1   B1 B1 B1 B1
PoP 12hr          0     5       5    20      20    40      20    40
Rain shwrs                         S  S    S  S  C  C    S  S  C  C
Tstms                              S  S    S  S  C  C    S  S  C  C

$$
SCZ050-242100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
117 PM EDT Wed May 24 2017

Date             Wed 05/24/17            Thu 05/25/17            Fri 05/26/17
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                      81          67          76          64          84
Temp                   80 79 75 71 69 68 69 74 76 75 71 68 66 64 67 78 83 83 77
Dewpt                  71 71 69 68 65 63 61 56 54 54 55 57 56 56 57 56 56 58 61
RH                     74 77 82 90 87 84 76 53 46 48 57 68 70 75 70 47 40 43 58
Wind dir                S  S  S SW SW  W  W  W  W  W  W SW  W  W  W  W  W SW SW
Wind spd               18 18 14 16 16 14 13 17 19 17 13 10  9  6  9 10 11 11  8
Clouds                 OV OV OV OV B1 SC SC SC SC SC FW FW CL CL CL CL CL CL CL
PoP 12hr                    100          80          20           5           0
QPF 12hr                   0.67        0.31        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              D  D  D  L  C  S  S
Tstms                   D  D  D  L  C  S  S
Tornado                 A  A


Date          Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          71    89      75    89      76    88      74    87
Temp          72 74 88 81   76 77 89 81   77 77 88 81   76 76 87 81
Dewpt         64 65 64 67   69 70 70 71   72 72 71 72   72 71 68 71
PWind dir        SW    SW      SW    SW      SW    SW      SW    SW
Wind char        LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    CL FW FW FW   FW SC SC SC   SC SC B1 B1   B1 B1 B1 B1
PoP 12hr          0     0      10    20      20    30      30    40
Rain shwrs                         S  S    S  S  C  C    C  C  C  C
Tstms                              S  S    S  S  C  C    C  C  C  C

$$
SCZ048-242100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
117 PM EDT Wed May 24 2017

Date             Wed 05/24/17            Thu 05/25/17            Fri 05/26/17
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                      81          65          76          61          84
Temp                   80 79 74 70 68 66 67 73 76 74 69 66 63 62 65 77 83 83 76
Dewpt                  71 71 67 65 64 61 59 55 54 53 54 56 55 55 56 56 55 57 61
RH                     74 77 79 84 87 84 75 53 46 48 59 70 75 78 73 48 38 41 60
Wind dir                S  S  S SW SW  W  W  W  W  W  W SW  W  W  W  W  W  W SW
Wind spd               19 18 12 13 14 12 11 16 18 16 11  6  6  5  6  9 10 11  6
Clouds                 OV OV OV OV B1 SC SC SC SC SC FW FW CL CL CL CL CL CL CL
PoP 12hr                    100          80          20           0           0
QPF 12hr                   0.71        0.11        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              D  D  D  L  C  S  S
Tstms                   D  D  D  L  C  S  S
Tornado                 A  A


Date          Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          68    90      72    90      74    89      72    88
Temp          70 71 89 81   74 75 89 80   75 76 89 81   75 75 87 80
Dewpt         63 64 63 67   67 69 69 71   71 71 70 71   70 69 66 69
PWind dir        SW    SW      SW    SW      SW     W      SW     W
Wind char        LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    CL FW FW FW   FW SC SC SC   SC SC B1 B1   B1 B1 B1 B1
PoP 12hr          0     0       5    20      20    30      30    30
Rain shwrs                         S  S    S  S  C  C    C  C  C  C
Tstms                              S  S    S  S  C  C    C  C  C  C

$$
SCZ043-242100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
117 PM EDT Wed May 24 2017

Date             Wed 05/24/17            Thu 05/25/17            Fri 05/26/17
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                      82          64          77          58          84
Temp                   81 80 74 69 67 65 67 73 77 75 69 64 61 59 62 76 83 84 76
Dewpt                  70 70 67 65 63 60 59 54 53 52 53 55 54 54 55 56 55 56 60
RH                     69 72 79 87 87 84 75 51 43 45 57 73 78 83 78 50 38 38 58
Wind dir                S  S  S SW SW  W SW  W  W  W  W SW SW SW  W  W  W  W SW
Wind spd               11 13  9  9  9  9  9 12 14 13  9  6  5  4  5  9 10 10  5
Clouds                 OV OV OV OV SC SC B1 B1 B1 SC FW FW CL CL CL CL CL CL CL
PoP 12hr                    100          80          20           0           0
QPF 12hr                   0.63        0.14        0.04           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              D  D  D  L  C  S  S  S
Tstms                   D  D  D  L  C  S  S  S
Tornado                 A  A


Date          Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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    91      69    91      71    90      69    88
Temp          67 69 90 82   71 72 91 82   73 75 90 82   72 72 87 81
Dewpt         61 63 62 66   65 68 68 70   69 70 69 70   69 68 66 68
PWind dir        SW    SW      SW    SW      SW     W       W     W
Wind char        LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    CL FW FW FW   FW SC SC B1   SC B1 B1 B1   B1 B1 B1 B1
PoP 12hr          0     0      10    20      20    30      20    30
Rain shwrs                         S  S    S  S  C  C    S  S  C  C
Tstms                              S  S    S  S  C  C    S  S  C  C

$$
GAZ099-242100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
117 PM EDT Wed May 24 2017

Date             Wed 05/24/17            Thu 05/25/17            Fri 05/26/17
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                      81          61          77          58          85
Temp                   80 79 72 67 64 62 64 72 76 75 68 64 61 59 60 76 82 85 79
Dewpt                  71 70 67 65 63 60 59 56 55 54 53 55 54 53 56 56 56 56 62
RH                     74 74 84 93 97 93 84 57 48 48 59 73 78 80 87 50 41 37 56
Wind dir                S SW SW SW  W  W  W  W  W  W  W SW  W  W  W  W  W  W SW
Wind spd               14 14 11 11 10 11 12 18 18 17 10  4  3  3  4  9  9  9  4
Clouds                 OV OV OV B2 SC SC SC SC SC SC FW CL CL CL CL CL CL CL CL
PoP 12hr                    100          70          10           0           0
QPF 12hr                   0.59        0.08           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              D  D  L  C  S  S
Tstms                   D  D  L  C  S  S
Tornado                 A  A


Date          Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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    91      70    90      72    88      70    88
Temp          68 68 89 85   72 72 88 84   73 74 88 82   72 71 87 83
Dewpt         62 63 63 66   67 69 69 70   70 71 71 71   69 69 67 69
PWind dir        SW    SW      SW     W      SW     W       W     W
Wind char        LT    GN      LT    GN      LT    GN      LT    LT
Avg clouds    CL FW FW FW   FW SC B1 B1   B1 B1 B1 B1   B1 B1 B1 SC
PoP 12hr          0     5      10    20      20    40      20    30
Rain shwrs                         S  S    S  S  C  C    S  S  C  C
Tstms                              S  S    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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