Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 280723
PFMCHS

Point Forecast Matrices
National Weather Service Charleston SC
322 AM EDT Fri Apr 28 2017

SCZ050-282100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
322 AM EDT Fri Apr 28 2017

Date             Fri 04/28/17            Sat 04/29/17            Sun 04/30/17
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                      86          72          87          71          86
Temp          71 72 81 85 85 80 76 74 73 74 84 87 85 79 74 72 71 73 82 85 85 78
Dewpt         70 71 70 70 70 72 72 72 71 71 70 70 69 70 70 70 70 70 70 68 68 68
RH            97 97 69 61 61 77 87 93 93 90 63 57 59 74 87 93 97 90 67 57 57 71
Wind dir       S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd       5  5  9 13 14 12  9  8  5  8 10 11 13 11  9  6  4  6 13 17 17 14
Clouds        B1 B2 B1 SC FW FW FW FW SC SC SC SC FW FW SC B1 B2 B2 B2 B1 B1 B1
PoP 12hr                     10           5           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index             90 90                   92
Max heat               90    90                92    92


Date          Mon 05/01/17  Tue 05/02/17  Wed 05/03/17  Thu 05/04/17
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          71    84      63    81      60    83      65    80
Temp          72 73 84 76   68 64 79 71   62 63 82 73   67 68 80 73
Dewpt         69 69 68 69   65 59 54 57   58 58 58 62   64 65 66 66
PWind dir         S     S      SW     W      SW    SW       S     S
Wind char        GN    BZ      GN    GN      LT    LT      LT    GN
Avg clouds    B1 B1 B1 B2   B2 B1 SC SC   FW FW SC SC   B1 B2 B2 B2
PoP 12hr         10    30      60    10       5    10      30    60
Rain shwrs           S  C    L  C                        C  C  L  L
Tstms                S  C    L  C                        C  C  L  L

$$
GAZ118-282100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
322 AM EDT Fri Apr 28 2017

Date             Fri 04/28/17            Sat 04/29/17            Sun 04/30/17
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          88          69          87
Temp          71 71 82 87 87 81 77 75 73 75 84 88 87 81 75 72 70 72 83 86 85 80
Dewpt         67 68 69 67 69 70 71 71 70 71 71 68 68 69 69 70 69 69 69 67 67 67
RH            87 90 65 52 55 69 82 87 90 87 65 52 53 67 82 93 97 90 63 53 55 65
Wind dir       S  S  S  S SE SE  S  S  S  S  S SE SE SE SE SE SE  S  S  S  S SE
Wind spd       3  3  8 11 16 16 10  8  5  9 10 12 16 13 10  6  3  5 16 17 19 17
Clouds        B1 B1 B1 FW FW FW FW SC SC SC B1 SC SC SC SC B1 B2 B2 B1 B1 B1 SC
PoP 12hr                     10           5           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index             90 91                   92 91
Max heat               90    91                92    92


Date          Mon 05/01/17  Tue 05/02/17  Wed 05/03/17  Thu 05/04/17
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          70    86      62    82      60    85      65    82
Temp          71 73 86 78   68 62 80 72   62 63 84 75   67 67 81 75
Dewpt         70 68 67 67   64 57 53 57   58 58 59 62   65 65 66 66
PWind dir         S     S      SW     W      SW     S       S    SW
Wind char        GN    BZ      LT    LT      LT    LT      LT    GN
Avg clouds    SC B1 B2 B2   B2 B1 SC SC   FW FW SC SC   B1 B2 B2 OV
PoP 12hr         10    30      50    10       5    20      30    60
Rain shwrs           C  C    C  C                S  S    C  C  L  L
Tstms                C  C    C  C                S  S    C  C  L  L

$$
SCZ050-282100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
322 AM EDT Fri Apr 28 2017

Date             Fri 04/28/17            Sat 04/29/17            Sun 04/30/17
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                      84          72          85          71          83
Temp          73 73 80 83 83 79 75 74 73 74 82 84 83 77 74 73 71 73 80 83 82 77
Dewpt         71 71 71 71 71 72 72 72 71 71 72 71 70 71 71 71 71 71 70 69 69 68
RH            93 93 74 67 67 79 90 93 93 90 72 65 65 82 90 93100 93 72 63 65 74
Wind dir       S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd       8  8 10 13 14 12 11 10  6  9 10 12 14 12  9  8  5  8 14 17 17 14
Clouds        B1 B2 B1 SC FW FW FW FW SC SC B1 SC SC FW SC B1 B2 B2 B2 B1 B1 B1
PoP 12hr                     10           5           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Mon 05/01/17  Tue 05/02/17  Wed 05/03/17  Thu 05/04/17
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    81      65    79      63    81      68    79
Temp          74 74 81 75   69 66 78 71   65 65 81 73   69 69 79 72
Dewpt         70 70 69 69   67 61 55 58   59 59 59 63   65 66 67 67
PWind dir         S     S      SW     W      SW     S       S    SW
Wind char        GN    BZ      GN    GN      LT    LT      GN    BZ
Avg clouds    B1 B1 B1 B2   B2 B1 SC SC   FW FW SC SC   B1 B2 B2 B2
PoP 12hr         10    30      60    10       5    10      30    60
Rain shwrs           S  C    L  C                        C  C  L  L
Tstms                S  C    L  C                        C  C  L  L

$$
SCZ048-282100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
322 AM EDT Fri Apr 28 2017

Date             Fri 04/28/17            Sat 04/29/17            Sun 04/30/17
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          72          87          71          85
Temp          72 73 82 86 85 80 76 74 73 74 82 86 86 78 74 73 71 74 81 84 84 78
Dewpt         69 69 70 70 71 72 72 71 71 71 70 70 70 70 70 71 71 71 69 67 67 67
RH            90 87 67 59 63 77 87 90 93 90 67 59 59 76 87 93100 90 67 57 57 69
Wind dir      SW  S  S  S  S  S  S  S  S  S  S  S  S  S  S SE  S  S  S  S  S  S
Wind spd       4  4  6  9 10 10  8  6  4  8  9 10 11  9  8  6  5  6 12 13 13 12
Clouds        B1 B1 B1 SC FW FW SC SC SC SC B1 SC SC SC SC B1 B2 B2 B2 B1 B1 SC
PoP 12hr                     10           5           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index             91 90                   91 91
Max heat               91    91                91    91


Date          Mon 05/01/17  Tue 05/02/17  Wed 05/03/17  Thu 05/04/17
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    85      62    81      60    83      66    81
Temp          73 75 84 76   69 63 80 72   64 64 82 73   67 69 81 74
Dewpt         70 69 67 67   64 58 52 56   58 59 58 62   64 65 65 66
PWind dir         S     S      SW     W      SW     S       S    SW
Wind char        GN    BZ      GN    GN      LT    LT      LT    GN
Avg clouds    B1 B1 B2 B2   B2 B1 SC SC   FW FW SC SC   B1 B2 B2 B2
PoP 12hr         10    30      60    10       5    10      30    60
Rain shwrs           S  C    L  C                        C  C  L  L
Tstms                S  C    L  C                        C  C  L  L

$$
SCZ043-282100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
322 AM EDT Fri Apr 28 2017

Date             Fri 04/28/17            Sat 04/29/17            Sun 04/30/17
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                      90          71          89          68          87
Temp          70 71 83 88 88 82 77 75 73 73 82 88 88 79 73 69 68 70 81 86 86 80
Dewpt         68 68 69 66 69 70 71 71 70 71 69 67 67 68 68 69 68 69 68 65 65 66
RH            93 90 63 48 54 67 82 87 90 93 65 50 50 69 84100100 97 65 50 50 62
Wind dir       S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SE  S  S  S  S  S  S
Wind spd       3  4  6 10 11 10  6  5  4  6  8  9 11  9  6  5  4  5 10 13 12 10
Clouds        B1 B2 B1 SC FW FW FW SC SC SC SC SC FW FW SC B1 B2 B2 B2 B1 B1 SC
PoP 12hr                     10           5           5           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  S  S
Tstms                                                             S  S  S  S
Heat index             90 92                   91 91
Max heat               90    93                91    92


Date          Mon 05/01/17  Tue 05/02/17  Wed 05/03/17  Thu 05/04/17
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          69    86      59    81      57    84      62    80
Temp          71 72 86 75   65 60 78 70   59 60 83 74   64 65 80 73
Dewpt         68 69 64 66   61 57 51 54   56 57 55 60   62 63 63 64
PWind dir         S     S      SW     W      SW     S       S    SW
Wind char        GN    BZ      LT    LT      LT    LT      LT    GN
Avg clouds    SC B1 B2 B2   B2 B1 SC FW   FW FW SC SC   B1 B2 B2 OV
PoP 12hr         10    40      60    10       5    10      30    60
Rain shwrs           C  C    L  C                        C  C  L  L
Tstms                C  C    L  C                        C  C  L  L

$$
GAZ099-282100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
322 AM EDT Fri Apr 28 2017

Date             Fri 04/28/17            Sat 04/29/17            Sun 04/30/17
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                      91          71          92          69          89
Temp          69 70 84 89 89 82 77 74 72 73 84 90 92 85 75 71 69 71 81 88 89 84
Dewpt         66 67 69 65 65 67 70 69 69 69 70 66 64 67 68 68 69 69 67 63 63 63
RH            90 90 61 45 45 61 79 84 90 87 63 45 40 55 79 90100 93 63 43 42 49
Wind dir       S  S  S  S  S SE SE  S  S  S  S  S SE SE SE SE SE  S  S  S  S SE
Wind spd       2  3  6  8  8  6  8  5  4  8  9  8 10 10  9  9  8  8 11 11 12 14
Clouds        B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC B1 B2 B2 B1 B1 SC SC
PoP 12hr                     10           5          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 91                   93 94                      90
Max heat               91    92                93    94                      90


Date          Mon 05/01/17  Tue 05/02/17  Wed 05/03/17  Thu 05/04/17
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          68    87      59    82      58    86      63    81
Temp          70 72 87 80   66 60 79 73   61 61 84 77   65 64 80 75
Dewpt         67 67 63 66   60 58 50 54   56 57 56 60   62 63 64 64
PWind dir         S    SW       W     W      SW     S       S    SW
Wind char        GN    BZ      LT    LT      LT    LT      LT    GN
Avg clouds    SC B1 B2 B2   B1 B1 SC FW   FW FW SC SC   B1 B2 B2 OV
PoP 12hr         20    50      50    10       5    20      30    60
Rain shwrs     S  S  C  C    C  C                S  S    C  C  L  L
Tstms          S  S  C  C    C  C                S  S    C  C  L  L

$$

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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