Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 181548
PFMCHS

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
1047 AM EST WED JAN 18 2017

SCZ050-182100-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
1047 AM EST WED JAN 18 2017

DATE             WED 01/18/17            THU 01/19/17            FRI 01/20/17
EST 3HRLY     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      77          52          67          54          74
TEMP                   74 75 64 59 56 55 52 58 66 66 57 54 55 57 58 65 72 72 62
DEWPT                  60 60 58 56 51 47 45 44 46 46 48 50 52 53 55 59 61 61 59
RH                     62 60 81 90 83 74 77 59 48 48 72 86 90 86 90 81 68 68 90
WIND DIR                W  W  W NW  N NE NE NE  E SE  E  E SE SE SE  S SW SW  S
WIND SPD               13 14  8  4  3  4  4  5  5  5  4  4  3  3  4  5 10  8  4
CLOUDS                 SC SC SC SC FW FW SC SC SC B1 B1 B2 B2 OV OV B2 B1 B1 B1
POP 12HR                      5           0           0          50          20
QPF 12HR                      0           0           0        0.10           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                  C  C  S  S  S  S


DATE          SAT 01/21/17  SUN 01/22/17  MON 01/23/17  TUE 01/24/17
EST 6HRLY     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          58    71      57    71      54    66      46    64
TEMP          59 59 70 62   58 58 70 61   58 55 64 58   50 47 62 54
DEWPT         57 57 62 61   58 58 63 61   57 55 52 50   46 44 46 47
PWIND DIR        SW    SW       S     S       S    SW       W     W
WIND CHAR        LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B1 B2 B2 OV   OV B2 B2 B2   OV OV B2 B1   B1 SC SC SC
POP 12HR         10    50      60    60      80    50      20     5
RAIN SHWRS           C  C    L  L  L  L    D  D  C  C    S  S
TSTMS                S  S    S  S  C  C    C  C  S  S

$$
GAZ118-182100-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
1047 AM EST WED JAN 18 2017

DATE             WED 01/18/17            THU 01/19/17            FRI 01/20/17
EST 3HRLY     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      77          56          72          57          76
TEMP                   74 75 66 61 59 58 56 61 71 71 62 57 57 58 58 65 74 75 66
DEWPT                  61 61 60 58 56 55 55 53 53 55 54 55 56 57 58 60 62 61 61
RH                     64 62 81 90 90 90 96 75 53 57 75 93 96 96100 84 66 62 84
WIND DIR                W  W  W  W NW  N NE  E  E SE  E  E SE  S  S SW SW SW  S
WIND SPD               13 11  6  4  2  2  3  4  5  6  6  4  4  4  5  6 10  8  5
CLOUDS                 B1 SC SC SC SC B1 SC B1 B1 B1 B2 B2 B2 OV OV B2 B1 B1 B1
POP 12HR                      5           0           0          40          30
QPF 12HR                      0           0           0        0.09           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                  C  C        C  C  C


DATE          SAT 01/21/17  SUN 01/22/17  MON 01/23/17  TUE 01/24/17
EST 6HRLY     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          60    73      58    73      53    66      46    66
TEMP          63 60 72 62   59 58 72 64   59 53 65 57   50 46 63 55
DEWPT         60 59 64 62   59 58 64 62   55 53 51 49   45 43 48 48
PWIND DIR         S    SW       S     S       S    SW       W     W
WIND CHAR        LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B1 B2 B2 OV   B2 B2 B2 B2   OV OV B2 B1   B1 SC SC FW
POP 12HR         30    60      60    60      80    50      20     5
RAIN SHWRS     C  C  L  L    L  L  L  L    D  D  C  C    S  S
TSTMS                C  C    C  C  C  C    C  C  S  S

$$
SCZ050-182100-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
1047 AM EST WED JAN 18 2017

DATE             WED 01/18/17            THU 01/19/17            FRI 01/20/17
EST 3HRLY     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      76          54          66          54          72
TEMP                   72 73 64 59 57 56 54 58 64 64 57 55 56 57 58 64 70 70 62
DEWPT                  61 60 59 57 52 49 45 45 46 48 49 51 52 54 56 59 62 61 60
RH                     68 64 84 93 83 77 71 62 52 56 75 86 86 90 93 84 76 73 93
WIND DIR                W  W  W NW  N NE NE NE  E  E  E  E  E SE SE  S SW SW SW
WIND SPD               13 14  9  6  5  5  4  6  5  6  5  4  3  3  4  5 10  9  5
CLOUDS                 SC SC SC SC FW FW FW SC SC B1 B1 B2 B2 OV OV B2 B1 B1 B1
POP 12HR                      5           0           0          40          20
QPF 12HR                      0           0           0        0.04           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                  C  C  S  S


DATE          SAT 01/21/17  SUN 01/22/17  MON 01/23/17  TUE 01/24/17
EST 6HRLY     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          59    70      59    70      56    65      48    63
TEMP          59 59 69 62   59 59 69 61   58 56 63 57   51 48 61 54
DEWPT         59 58 62 61   59 59 64 61   57 56 53 50   47 44 47 48
PWIND DIR        SW    SW       S     S       S    SW       W     W
WIND CHAR        LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B1 B2 B2 OV   OV B2 B2 B2   B2 B2 B2 B1   B1 SC SC SC
POP 12HR         10    50      60    60      80    50      20     5
RAIN SHWRS           C  C    L  L  L  L    D  D  C  C    S  S
TSTMS                S  S    S  S  C  C    C  C  S  S

$$
SCZ048-182100-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
1047 AM EST WED JAN 18 2017

DATE             WED 01/18/17            THU 01/19/17            FRI 01/20/17
EST 3HRLY     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      77          55          70          55          74
TEMP                   73 75 65 61 58 57 55 60 68 69 58 55 56 58 58 65 73 73 63
DEWPT                  60 60 59 58 55 53 48 48 49 51 51 53 54 55 56 59 62 61 60
RH                     64 60 81 90 90 86 77 64 51 53 77 93 93 90 93 81 68 66 90
WIND DIR                W  W  W  W NW  N NE NE  E  E  E  E SE SE  S SW SW SW  S
WIND SPD               13 12  6  4  3  3  3  5  5  5  5  4  4  4  4  6  9  8  4
CLOUDS                 SC SC SC SC FW FW SC B1 B1 B1 B2 B2 B2 OV OV B2 B1 B1 B1
POP 12HR                      5           0           0          50          30
QPF 12HR                      0           0           0        0.10           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                  C  C        C  C  S


DATE          SAT 01/21/17  SUN 01/22/17  MON 01/23/17  TUE 01/24/17
EST 6HRLY     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          59    72      57    72      53    66      46    64
TEMP          59 59 70 61   60 58 71 59   59 54 63 57   50 46 62 54
DEWPT         58 58 62 61   59 58 63 59   56 54 51 49   46 43 46 47
PWIND DIR        SW    SW       S     S       S    SW       W     W
WIND CHAR        LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B1 B2 B2 OV   B2 B2 B2 B2   OV OV B2 B1   B1 SC SC FW
POP 12HR         20    60      60    60      80    50      20     5
RAIN SHWRS     S  S  L  L    L  L  L  L    D  D  C  C    S  S
TSTMS                C  C    C  C  C  C    C  C  S  S

$$
SCZ043-182100-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
1047 AM EST WED JAN 18 2017

DATE             WED 01/18/17            THU 01/19/17            FRI 01/20/17
EST 3HRLY     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      78          53          70          53          74
TEMP                   74 76 65 60 57 55 53 58 68 69 58 53 54 54 57 64 72 73 63
DEWPT                  61 60 58 56 53 49 45 45 46 47 48 49 51 53 55 58 61 60 60
RH                     64 58 78 87 86 80 74 62 45 45 69 86 90 96 93 81 68 64 90
WIND DIR                W  W  W NW  N NE NE  E  E SE SE SE SE SE SE SW SW SW  S
WIND SPD               12 11  5  2  2  3  3  5  3  4  3  3  4  3  3  5  9  8  3
CLOUDS                 SC SC SC SC FW FW SC B1 B1 B1 B2 B2 B2 OV OV B2 B1 B1 B1
POP 12HR                      5           0           0          60          40
QPF 12HR                      0           0           0        0.13           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                  L  L        C  C  S


DATE          SAT 01/21/17  SUN 01/22/17  MON 01/23/17  TUE 01/24/17
EST 6HRLY     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          58    72      58    72      54    66      46    65
TEMP          59 58 70 63   58 58 71 62   57 55 63 58   50 46 62 54
DEWPT         58 57 61 61   58 58 62 62   56 55 51 50   46 43 45 48
PWIND DIR        SW    SW       S     S       S    SW       W     W
WIND CHAR        LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B1 B2 B2 OV   OV B2 B2 B2   OV OV B2 B1   B1 SC SC SC
POP 12HR         20    60      60    60      80    50      20     5
RAIN SHWRS     S  S  L  L    L  L  L  L    D  D  C  C    S  S
TSTMS                C  C    S  S  C  C    C  C  S  S

$$
GAZ099-182100-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
1047 AM EST WED JAN 18 2017

DATE             WED 01/18/17            THU 01/19/17            FRI 01/20/17
EST 3HRLY     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      78          55          74          57          75
TEMP                   74 76 66 61 59 57 56 59 70 73 65 60 58 58 58 65 73 75 67
DEWPT                  62 61 60 58 57 54 53 52 54 56 56 56 56 57 57 60 61 61 62
RH                     66 60 81 90 93 90 90 78 57 55 73 87 93 96 96 84 66 62 84
WIND DIR                W  W  W  W NW  N NE  E SE SE  E SE  S  S  S SW SW SW SW
WIND SPD               11 10  4  3  2  1  1  4  3  3  5  6  5  4  5  8 11  9  3
CLOUDS                 SC SC SC SC SC B2 B1 B1 B2 B2 B2 B2 OV OV B2 B2 B1 B1 B1
POP 12HR                      5           5           5          50          40
QPF 12HR                      0           0           0        0.14           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                            S  S  C  C        C  C  C
OBVIS                                 PF


DATE          SAT 01/21/17  SUN 01/22/17  MON 01/23/17  TUE 01/24/17
EST 6HRLY     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          60    73      58    74      52    64      46    65
TEMP          62 60 72 66   60 59 73 67   60 53 62 54   49 46 62 54
DEWPT         60 59 63 63   60 59 64 63   53 53 50 48   46 44 48 49
PWIND DIR         S    SW      SE     S      SW    SW       W     W
WIND CHAR        LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2 B2 OV OV   OV OV OV OV   OV OV B2 B1   B1 SC SC FW
POP 12HR         30    70      70    70      80    50      20     5
RAIN SHWRS     C  C  L  L    L  L  L  L    D  D  C  C    S  S
TSTMS                C  C    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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