Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
1218 AM EDT Fri Jun 23 2017

SCZ050-240900-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
1218 AM EDT Fri Jun 23 2017

Date           06/22/17      Fri 06/23/17            Sat 06/24/17            Sun
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                      76          90          76          92          76
Temp                   78 78 79 86 90 89 83 79 77 76 78 88 92 90 83 79 77 76 79
Dewpt                  75 75 75 75 74 74 74 73 74 74 74 73 73 74 74 75 75 75 75
RH                     91 91 88 70 60 61 74 82 90 94 88 61 54 60 74 88 94 97 88
Wind dir                S  S SW SW  S  S  S  S  S SW SW SW SW SW SW SW SW SW  W
Wind spd                5  5  5 10 12 12 14 11 11  9 11 14 14 14 10  8  6  4  5
Clouds                 B1 B1 SC SC SC SC FW SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1
PoP 12hr                      0          10           5          30          50
QPF 12hr                      0           0           0           0        0.36
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  C  C  C  C  C  C  L
Tstms                                                       C  C  C  C  C  C  L
Heat index                      95 99 98 90             96101 99 90
Max heat                           99    99               101   101


Date           06/25  Mon 06/26/17  Tue 06/27/17  Wed 06/28/17  Thu 06/29/17
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          88      73    86      71    85      68    86      69    86
Temp          88 81   75 76 86 81   73 73 85 79   71 71 85 78   71 72 86 79
Dewpt         74 74   72 72 71 72   70 69 67 67   66 64 64 64   65 65 64 64
PWind dir        SW       W     E       W    NE      NE    NE      NE     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B1 B1 B1 B1   B1 SC SC FW   FW SC SC FW
PoP 12hr         60      50    50      40    30      10    10      10     5
Rain shwrs     L  L    C  C  C  C    C  C  C  C
Tstms          L  L    C  C  C  C    C  C  C  C

$$
GAZ118-240900-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
1218 AM EDT Fri Jun 23 2017

Date           06/22/17      Fri 06/23/17            Sat 06/24/17            Sun
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                      76          91          75          93          76
Temp                   79 78 78 87 91 91 84 80 77 75 77 88 93 91 84 80 77 76 78
Dewpt                  75 74 74 74 74 73 74 73 73 73 73 73 72 72 74 75 75 75 74
RH                     88 88 88 65 58 56 72 79 87 94 87 61 51 54 72 85 94 97 88
Wind dir                S  S  S  S  S  S  S  S  S SW SW SW SW SW SW SW SW SW  W
Wind spd                5  5  4  8 10 11 13 11  9  8  9 12 12 12  9  6  5  4  6
Clouds                 SC SC SC SC B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1
PoP 12hr                      0          20          10          10          40
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S                             C  C  C  C  L
Tstms                               S                             C  C  C  C  L
Heat index                      95101100 91             96101 99 91
Max heat                          101   101               101   101


Date           06/25  Mon 06/26/17  Tue 06/27/17  Wed 06/28/17  Thu 06/29/17
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          90      74    87      72    86      69    86      70    86
Temp          90 82   76 76 87 81   74 74 86 79   71 72 86 80   72 73 85 79
Dewpt         74 74   73 72 72 72   70 69 68 67   67 66 65 66   66 66 67 67
PWind dir        SW       W    NE      SW    NE      NE    NE      NE     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B1 B1 B1 B1   B1 SC SC SC   FW FW SC SC
PoP 12hr         60      40    50      30    30      10    10      10    10
Rain shwrs     L  L    C  C  C  C    C  C  C  C
Tstms          L  L    C  C  C  C    C  C  C  C

$$
SCZ050-240900-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
1218 AM EDT Fri Jun 23 2017

Date           06/22/17      Fri 06/23/17            Sat 06/24/17            Sun
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                      79          88          78          90          78
Temp                   80 79 80 85 88 87 83 80 79 78 80 87 90 89 84 81 79 78 80
Dewpt                  76 76 76 75 75 75 74 74 74 74 74 73 73 75 75 75 75 75 75
RH                     88 91 88 72 66 68 74 82 85 88 82 63 58 64 74 82 88 91 85
Wind dir                S SW SW SW  S  S  S  S  S SW SW SW SW SW SW SW SW SW  W
Wind spd                9  9  9 12 14 17 14 13 13 11 11 16 17 17 13 10 10  6  6
Clouds                 B1 B1 SC SC SC FW FW FW SC SC SC SC SC B1 B1 B1 B1 B1 B1
PoP 12hr                      0           5           5          20          50
QPF 12hr                      0           0           0           0        0.25
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C  C  C  L
Tstms                                                       S  S  C  C  C  C  L
Heat index                      94 97 96 90             94 98 99 91
Max heat                           98    98                98    99


Date           06/25  Mon 06/26/17  Tue 06/27/17  Wed 06/28/17  Thu 06/29/17
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          87      74    86      73    84      70    85      72    85
Temp          87 81   76 76 86 81   74 75 84 79   72 73 85 79   74 75 85 79
Dewpt         75 74   73 72 72 72   71 69 68 67   66 64 64 64   65 66 65 65
PWind dir        SW       W     E       W    NE      NE    NE      NE     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2   B2 B2 B2 B2   B2 B1 B1 B1   B1 SC SC SC   FW SC SC FW
PoP 12hr         60      60    50      40    30      10    10      10    10
Rain shwrs     L  L    L  L  C  C    C  C  C  C
Tstms          L  L    L  L  C  C    C  C  C  C

$$
SCZ048-240900-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
1218 AM EDT Fri Jun 23 2017

Date           06/22/17      Fri 06/23/17            Sat 06/24/17            Sun
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                      77          91          76          92          76
Temp                   81 79 80 86 90 89 83 80 78 76 79 87 92 89 83 80 78 76 79
Dewpt                  76 75 75 75 75 75 74 73 73 73 73 72 72 74 74 75 75 75 74
RH                     85 88 85 70 62 64 74 79 85 90 82 61 52 61 74 85 91 97 85
Wind dir                S  S  S  S  S  S  S  S  S SW SW SW SW SW SW SW SW SW  W
Wind spd                5  6  6  9 11 13 11 11 10  9 10 13 13 11  9  6  6  5  5
Clouds                 SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1
PoP 12hr                      0          10           5          20          50
QPF 12hr                      0           0           0           0        0.19
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C  C  C  L
Tstms                                                       S  S  C  C  C  C  L
Heat index                      95101 99 90             94100 98 90
Max heat                          101   101               100   101


Date           06/25  Mon 06/26/17  Tue 06/27/17  Wed 06/28/17  Thu 06/29/17
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          88      73    86      72    86      69    86      70    86
Temp          87 81   74 76 86 81   74 75 85 80   71 72 86 79   72 74 86 79
Dewpt         74 74   73 72 71 71   70 69 67 67   66 64 64 65   65 66 65 65
PWind dir        SW       W     E       W     N      NE    NE      NE     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B1 B1 B2 B1   B1 SC SC FW   FW FW SC FW
PoP 12hr         60      60    50      30    30      10    10      10    10
Rain shwrs     L  L    L  L  C  C    C  C  C  C
Tstms          L  L    L  L  C  C    C  C  C  C

$$
SCZ043-240900-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
1218 AM EDT Fri Jun 23 2017

Date           06/22/17      Fri 06/23/17            Sat 06/24/17            Sun
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                      74          92          74          93          74
Temp                   77 76 78 85 91 90 84 78 76 74 77 87 93 91 83 78 76 74 77
Dewpt                  75 75 75 74 73 74 73 73 73 73 73 72 71 72 73 74 74 74 73
RH                     94 97 91 70 56 60 70 85 90 97 87 61 49 54 72 88 94100 87
Wind dir                S  S  S SW  S  S  S  S  S SW SW SW SW SW SW SW SW SW  W
Wind spd                1  2  2  8  9 11 10  9  8  8  9 12 12 10  8  5  4  3  4
Clouds                 B1 SC SC SC B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1
PoP 12hr                      0          30          10          40          50
QPF 12hr                      0           0           0           0        0.29
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  S              S  S  C  C  C  C  C  C  L
Tstms                               S  S              S  S  C  C  C  C  C  C  L
Heat index                      93100 99 90             94100 99
Max heat                          100   101               100   101


Date           06/25  Mon 06/26/17  Tue 06/27/17  Wed 06/28/17  Thu 06/29/17
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          88      72    87      70    86      66    87      66    87
Temp          87 82   74 75 87 81   72 72 85 79   68 69 86 77   68 70 86 78
Dewpt         72 73   71 71 69 70   68 68 65 65   64 62 63 64   64 64 63 63
PWind dir         W       W     E       W     N      NE    NE       E     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B1 B1 B1 B1   SC SC SC FW   FW FW SC FW
PoP 12hr         60      50    50      30    20      10    10      10    10
Rain shwrs     L  L    C  C  C  C    C  C  S  S
Tstms          L  L    C  C  C  C    C  C  S  S

$$
GAZ099-240900-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
1218 AM EDT Fri Jun 23 2017

Date           06/22/17      Fri 06/23/17            Sat 06/24/17            Sun
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                      74          92          75          92          75
Temp                   77 76 76 85 91 91 87 80 76 75 77 85 91 91 85 79 76 75 76
Dewpt                  75 75 75 75 74 73 74 74 74 74 75 73 73 73 74 74 74 74 74
RH                     94 97 97 72 58 56 65 82 94 97 94 67 56 56 70 85 94 97 94
Wind dir                S  S  S SW SW  S  S  S  S SW SW  W  W  W  W  W SW  W  W
Wind spd                1  2  1  6  9 11  8  8  8  5  8 11 11  9  5  4  2  2  3
Clouds                 SC B1 B1 SC SC B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                      0          30          20          30          40
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             C  S           S  S  C  C  C  C  C  C  L
Tstms                                  C  S           S  S  C  C  C  C  C  C  L
Heat index                      94101100 95             92100100 93
Max heat                          101   101    91         100   100    90


Date           06/25  Mon 06/26/17  Tue 06/27/17  Wed 06/28/17  Thu 06/29/17
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          89      72    87      69    87      68    86      67    88
Temp          89 84   74 74 86 81   72 71 86 81   70 71 85 80   69 69 86 81
Dewpt         73 73   71 70 69 69   68 67 65 66   66 65 65 65   65 64 65 66
PWind dir         W      NW    NW       W    NE      NE    NE       E     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2   B2 B2 B2 B1   B1 B1 B1 B1   SC SC SC FW   FW FW SC FW
PoP 12hr         60      30    40      30    20      10    10      10    10
Rain shwrs     L  L    C  C  C  C    C  C  S  S
Tstms          L  L    C  C  C  C    C  C  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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