Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 271546
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Point Forecast Matrices
National Weather Service Charleston SC
1145 AM EDT Thu Apr 27 2017

SCZ050-272100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
1145 AM EDT Thu Apr 27 2017

Date             Thu 04/27/17            Fri 04/28/17            Sat 04/29/17
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          71          87          72          87
Temp                   83 84 79 75 74 71 73 81 87 86 79 74 74 72 74 82 87 85 78
Dewpt                  66 67 68 70 71 71 71 70 69 69 70 71 72 71 72 70 70 69 70
RH                     57 57 69 84 90100 93 69 55 57 74 90 93 97 93 67 57 59 76
Wind dir                S  S  S  S  S  S SW SW  S  S  S  S  S  S  S  S  S  S  S
Wind spd               13 14 11 10  9  6  5  8 11 12  9  8  6  5  6 10 11 13 10
Clouds                 SC SC B1 B1 B1 B1 B1 SC FW FW FW FW SC SC SC SC SC FW SC
PoP 12hr                      5          20          10           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S
Tstms                               S
Heat index                                     91 90                   92
Max heat                                       91    91                92    91
Coast Flood                   Y


Date          Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
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    84      71    84      63    80      60    82
Temp          72 73 84 78   73 73 84 75   69 63 79 71   62 63 81 72
Dewpt         71 71 69 69   69 69 68 69   64 59 54 58   58 59 60 62
PWind dir         S     S       S     S      SW     W      SW    SW
Wind char        GN    GN      GN    BZ      GN    LT      LT    LT
Avg clouds    SC B1 B2 B1   B1 B1 B2 B2   B2 B1 SC FW   FW FW SC SC
PoP 12hr         10    10      10    30      50    10      10    10
Rain shwrs                         S  C    C  C
Tstms                              S  C    C  C

$$
GAZ118-272100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
1145 AM EDT Thu Apr 27 2017

Date             Thu 04/27/17            Fri 04/28/17            Sat 04/29/17
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          71          89          71          88
Temp                   86 86 80 76 74 71 72 82 88 88 81 76 73 71 74 84 88 86 80
Dewpt                  64 67 68 69 69 68 69 69 66 68 69 71 71 70 71 70 68 68 70
RH                     48 53 67 79 84 90 90 65 48 52 67 85 93 97 90 63 52 55 72
Wind dir                S  S  S  S  S  S SW  S  S  S  S  S  S  S  S  S  S SE SE
Wind spd               14 13 11  9  8  4  4  6 10 10 10  9  8  5  8  9 11 13 11
Clouds                 SC SC B1 B1 B1 SC B1 SC FW SC FW FW SC SC SC SC SC FW SC
PoP 12hr                     10          10          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                     90 92                   92
Max heat                                       90    92                92    92


Date          Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
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    86      70    86      62    81      60    83
Temp          71 73 86 79   72 72 85 76   69 62 80 71   62 62 82 72
Dewpt         70 69 67 68   69 68 66 67   63 58 54 58   58 59 60 63
PWind dir         S     S       S     S       W     W       S    SE
Wind char        GN    BZ      GN    BZ      GN    LT      LT    LT
Avg clouds    SC B1 B2 B1   B1 B1 B2 B2   B2 B1 SC SC   FW FW SC SC
PoP 12hr         10    10      10    30      50    10      10    20
Rain shwrs                         C  C    C  C                S  S
Tstms                              C  C    C  C                S  S

$$
SCZ050-272100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
1145 AM EDT Thu Apr 27 2017

Date             Thu 04/27/17            Fri 04/28/17            Sat 04/29/17
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          73          84          73          83
Temp                   81 81 78 75 74 73 74 80 84 83 78 75 74 73 75 81 83 83 77
Dewpt                  68 68 69 71 72 72 71 71 71 70 71 72 73 72 73 71 71 70 71
RH                     65 65 74 87 93 97 90 74 65 65 79 90 97 97 94 72 67 65 82
Wind dir                S  S  S  S  S  S SW SW  S  S  S  S  S  S  S  S  S  S  S
Wind spd               14 16 13 11 12 10  6  9 12 13 11 10  8  8  8 11 12 14 11
Clouds                 SC SC SC B1 B1 B1 B1 SC FW FW FW FW SC SC SC SC SC SC SC
PoP 12hr                      5          20          10          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S
Tstms                               S
Coast Flood                   Y


Date          Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
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    81      73    81      66    78      64    79
Temp          74 74 81 77   73 74 81 75   70 66 78 71   65 66 79 72
Dewpt         72 71 70 70   70 70 69 69   66 61 56 59   59 60 62 64
PWind dir         S     S       S     S      SW     W      SW     S
Wind char        GN    GN      GN    BZ      GN    LT      LT    LT
Avg clouds    SC B1 B2 B1   B1 B1 B2 B2   B2 B1 SC FW   FW FW SC SC
PoP 12hr         10    10      10    30      50    10      10    10
Rain shwrs                         S  C    C  C
Tstms                              S  C    C  C

$$
SCZ048-272100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
1145 AM EDT Thu Apr 27 2017

Date             Thu 04/27/17            Fri 04/28/17            Sat 04/29/17
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          72          87          72          87
Temp                   84 84 79 76 74 73 74 82 86 85 79 76 74 73 75 82 86 85 79
Dewpt                  66 65 68 70 70 70 71 70 68 68 70 71 72 72 72 70 69 68 71
RH                     55 53 69 82 87 90 90 67 55 57 74 85 93 97 90 67 57 57 77
Wind dir                S  S  S  S  S  S SW SW  S  S  S  S  S  S  S  S  S  S  S
Wind spd               16 14 12 12  9  6  4  6  9 10  8  8  8  5  6  9 11 11  9
Clouds                 SC SC B1 B1 B1 SC B1 SC FW FW FW FW SC SC SC SC SC FW SC
PoP 12hr                     10          10          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                                    PF
Heat index                                                             90
Max heat                                                               90    90
Coast Flood                   Y


Date          Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
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    85      72    85      63    81      61    82
Temp          74 75 84 78   74 74 84 76   71 64 78 71   64 64 82 73
Dewpt         71 71 69 69   69 69 67 67   64 59 52 56   58 59 59 63
PWind dir         S     S       S     S       W     W       S     S
Wind char        GN    GN      GN    BZ      GN    LT      LT    LT
Avg clouds    SC B1 B2 B1   B1 B1 B2 B2   B2 B1 SC FW   FW FW SC SC
PoP 12hr         10    10      10    30      50    10      10    10
Rain shwrs                         S  C    C  C
Tstms                              S  C    C  C

$$
SCZ043-272100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
1145 AM EDT Thu Apr 27 2017

Date             Thu 04/27/17            Fri 04/28/17            Sat 04/29/17
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                      86          69          89          70          89
Temp                   85 84 78 74 72 69 71 81 88 88 81 75 72 70 72 82 88 88 80
Dewpt                  64 64 65 67 68 68 69 69 65 66 68 69 70 70 70 69 67 67 68
RH                     50 51 64 79 87 97 93 67 47 48 65 82 93100 93 65 50 50 67
Wind dir                S  S  S  S  S  S  S SW  S  S  S  S  S  S  S  S  S  S  S
Wind spd               12 12  9  6  5  4  3  6  9  9  6  6  5  4  5  9 10 11  9
Clouds                 SC B1 B1 B1 B1 B1 B1 SC FW SC FW FW SC SC SC SC SC FW SC
PoP 12hr                     10          20          10           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S
Tstms                               S
Obvis                                    PF
Heat index                                     90 90                   91 91
Max heat                                       90    92                91    92


Date          Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
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    86      69    86      60    81      57    84
Temp          70 72 86 78   71 72 85 74   67 61 79 70   59 60 83 73
Dewpt         69 69 66 67   68 68 64 66   61 58 52 55   56 57 57 61
PWind dir         S     S       S     S       W     W      SW     S
Wind char        LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    SC B1 B2 B1   B1 B1 B2 B2   B2 B1 SC FW   FW FW SC SC
PoP 12hr         10    10      10    40      50    10       5    10
Rain shwrs                         C  C    C  C
Tstms                              C  C    C  C

$$
GAZ099-272100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
1145 AM EDT Thu Apr 27 2017

Date             Thu 04/27/17            Fri 04/28/17            Sat 04/29/17
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          66          92          69          92
Temp                   85 86 78 73 70 66 68 79 89 92 85 76 72 70 71 84 91 92 85
Dewpt                  62 61 65 67 68 66 68 69 64 64 65 68 69 68 68 68 65 63 67
RH                     46 43 64 81 93100100 72 44 40 51 76 90 93 90 59 42 38 55
Wind dir               SW SW SW SW SW SW  S SW SW  S  S  S  S SE  S  S  S SE SE
Wind spd               18 19 10  9  5  5  5  6  8  8  4  5  4  4  4  8  9 10 11
Clouds                 B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC SC SC SC SC SC B1 SC SC
PoP 12hr                     20          20          10           5          10
QPF 12hr                   0.05        0.04           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  S
Tstms                         S  S
Obvis                                    PF
Heat index                                     90 94                   93 93
Max heat                                       90    94                93    94


Date          Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
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      68    86      59    81      58    84
Temp          71 71 89 84   69 70 86 78   66 60 78 73   61 60 82 76
Dewpt         67 68 64 64   66 67 63 66   60 58 51 55   56 57 57 61
PWind dir        SE     S       S    SW       W     W       S     S
Wind char        GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    SC B1 B1 B1   B1 B1 B2 B2   B1 SC SC FW   FW FW SC SC
PoP 12hr         10    20      20    50      50    10      10    20
Rain shwrs           S  S    S  S  C  C    C  C                S  S
Tstms                S  S    S  S  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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