Point Forecast Matrices
Issued by NWS Charleston, SC

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000
FOUS52 KCHS 171100
PFMCHS

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
700 AM EDT THU APR 17 2014

SCZ050-172100-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
700 AM EDT THU APR 17 2014

DATE             THU 04/17/14            FRI 04/18/14            SAT 04/19/14
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                      68          51          62          53          66
TEMP             46 57 65 67 61 55 53 51 52 60 61 60 59 56 55 53 55 63 66 65 60
DEWPT            35 37 37 39 45 48 48 48 49 51 53 53 53 53 52 52 52 52 53 53 52
RH               65 47 35 36 56 77 83 89 89 72 75 78 80 90 90 96 90 67 63 65 75
WIND DIR         NE NE NE NE  E NE  N NE NE NE NE NE NE NE NE NE  N NE NE NE NE
WIND SPD         14 14 13 13 11 11 11 12 13 13 12 11 11 11 11 11 12 13 14 13 12
CLOUDS           SC SC SC SC SC SC B1 B1 OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                      5          10          70          90          70
QPF 12HR                      0           0        0.08        1.86        0.14
SNOW 12HR                 00-00       00-00       00-00
RAIN                                         S  C  C  D  D  D  D  L  L  C  C  S


DATE          SUN 04/20/14  MON 04/21/14  TUE 04/22/14  WED 04/23/14
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          53    71      52    74      54    79      59    81
TEMP          55 55 70 65   55 55 73 65   56 58 78 68   61 61 80 69
DEWPT         53 51 53 53   51 51 54 56   54 55 56 59   58 58 58 60
PWIND DIR        NE    NE       N     N      NW     W      SW     N
WIND CHAR        GN    GN      GN    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2 B1 B1   SC SC SC SC   SC SC SC SC   SC SC SC FW
POP 12HR         20    10       5    10       5    10      20    10
RAIN           S  S
RAIN SHWRS                                               S  S

$$
GAZ118-172100-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
700 AM EDT THU APR 17 2014

DATE             THU 04/17/14            FRI 04/18/14            SAT 04/19/14
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                      69          53          63          53          67
TEMP             49 59 65 67 62 57 55 54 55 61 63 63 61 58 55 53 54 62 66 67 63
DEWPT            41 43 46 47 47 49 50 50 52 54 56 55 54 54 53 52 52 53 54 54 53
RH               74 55 50 49 58 75 83 86 90 78 78 75 78 86 93 96 93 72 65 63 70
WIND DIR         NE NE NE NE  E NE  N NE NE NE NE NE NE NE  N  N  N  N  N  N  N
WIND SPD         13 16 14 12 12 12 11 11 12 13 13 12 11 11 12 12 12 13 13 13 12
CLOUDS           B1 B1 B1 B1 B1 B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          20          80          90          60
QPF 12HR                      0           0        0.34        1.74        0.05
SNOW 12HR                 00-00       00-00       00-00
RAIN                                      S  C  L  L  D  D  D  D  L  L  C  C  S


DATE          SUN 04/20/14  MON 04/21/14  TUE 04/22/14  WED 04/23/14
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          54    73      54    76      55    79      60    81
TEMP          56 56 71 66   57 55 74 67   57 57 78 71   62 62 80 72
DEWPT         54 51 53 54   53 51 53 55   54 54 56 59   58 57 59 60
PWIND DIR         N    NE      NE    NE      NW    SW      SW    SW
WIND CHAR        GN    GN      GN    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B1 B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20    10       5    10       5    10      20    10
RAIN           S  S
RAIN SHWRS                                               S  S

$$
SCZ050-172100-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
700 AM EDT THU APR 17 2014

DATE             THU 04/17/14            FRI 04/18/14            SAT 04/19/14
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                      67          52          63          55          67
TEMP             50 60 64 65 63 60 58 54 54 60 62 62 60 60 58 55 56 64 66 66 62
DEWPT            43 43 44 45 48 49 50 51 51 52 54 54 55 54 54 53 53 54 54 54 53
RH               77 53 48 48 58 67 75 90 90 75 75 75 84 81 86 93 90 70 65 65 72
WIND DIR         NE NE NE NE  E NE NE NE NE NE NE NE NE NE NE NE  N NE NE NE NE
WIND SPD         18 17 17 16 14 16 16 16 16 14 14 14 14 14 14 14 16 17 17 17 16
CLOUDS           SC SC SC SC B1 B1 B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          10          70         100          70
QPF 12HR                      0           0        0.08        1.93        0.21
SNOW 12HR                 00-00       00-00       00-00
RAIN                                         S  C  L  D  D  D  D  L  L  C  C  S


DATE          SUN 04/20/14  MON 04/21/14  TUE 04/22/14  WED 04/23/14
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          56    71      54    71      57    75      61    77
TEMP          57 57 69 65   58 56 71 64   59 59 74 68   63 62 76 69
DEWPT         55 52 54 54   53 52 55 56   56 56 56 58   59 59 59 60
PWIND DIR        NE    NE      NE     N      NW     W      SW     W
WIND CHAR        BZ    BZ      GN    GN      LT    LT      LT    LT
AVG CLOUDS    B2 B2 B1 B1   SC SC SC SC   SC SC SC SC   SC SC SC FW
POP 12HR         20    10       5    10       5     5      20    10
RAIN           S  S
RAIN SHWRS                                               S  S

$$
SCZ048-172100-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
700 AM EDT THU APR 17 2014

DATE             THU 04/17/14            FRI 04/18/14            SAT 04/19/14
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                      68          54          63          53          66
TEMP             49 58 64 66 62 58 56 56 55 62 62 62 61 60 57 54 55 62 65 66 62
DEWPT            38 41 43 46 49 50 50 50 51 53 54 54 54 54 53 52 52 53 54 53 53
RH               66 53 46 48 62 75 80 80 86 72 75 75 78 81 86 93 90 72 68 63 72
WIND DIR          N NE NE  E  E NE NE NE NE NE NE NE NE NE  N  N  N  N NE NE  N
WIND SPD         14 14 13 12 11 11 11 12 13 13 13 13 12 12 12 12 13 14 14 14 13
CLOUDS           SC SC SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          10          70          90          70
QPF 12HR                      0           0        0.15        1.89        0.10
SNOW 12HR                 00-00       00-00       00-00
RAIN                                         C  C  L  D  D  D  D  L  L  C  C  S


DATE          SUN 04/20/14  MON 04/21/14  TUE 04/22/14  WED 04/23/14
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          55    71      54    74      56    78      60    79
TEMP          57 57 70 66   58 55 73 66   60 58 77 69   63 62 79 71
DEWPT         54 51 53 54   52 51 52 55   55 55 55 59   58 58 59 60
PWIND DIR         N    NE      NE    NE      NW    SW      SW     W
WIND CHAR        GN    GN      GN    GN      LT    LT      LT    LT
AVG CLOUDS    B2 B1 B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20    10       5    10       5    10      20    10
RAIN           S  S
RAIN SHWRS                                               S  S

$$
SCZ043-172100-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
700 AM EDT THU APR 17 2014

DATE             THU 04/17/14            FRI 04/18/14            SAT 04/19/14
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                      69          47          62          51          66
TEMP             44 56 65 68 62 52 49 48 49 58 61 61 58 54 53 51 52 61 65 65 60
DEWPT            36 36 35 36 43 46 45 45 46 49 51 51 50 50 50 50 49 51 52 52 51
RH               73 47 33 31 50 80 86 89 89 72 70 70 75 86 89 96 89 70 63 63 72
WIND DIR          N NE NE  E  E NE  N NE NE NE NE NE NE NE  N  N  N NE NE NE  N
WIND SPD         12 12 11 11  6  8  8  9 11 11 11 11 11 11 11 11 12 13 13 12 11
CLOUDS           SC SC SC SC SC SC B1 B1 OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                      5          10          60          90          60
QPF 12HR                      0           0        0.11        1.48        0.06
SNOW 12HR                 00-00       00-00       00-00
RAIN                                         S  C  L  D  D  D  D  L  L  S  S
WIND CHILL       38
MIN CHILL        34


DATE          SUN 04/20/14  MON 04/21/14  TUE 04/22/14  WED 04/23/14
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          51    72      51    75      52    80      58    81
TEMP          53 53 70 65   54 53 73 67   55 55 78 70   61 60 80 72
DEWPT         52 50 51 52   50 49 52 54   53 54 56 59   57 58 58 60
PWIND DIR        NE    NE      NE     N      NW     W       W     N
WIND CHAR        GN    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B1 B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC FW
POP 12HR         10    10       5    10       5    10      20    10
RAIN SHWRS                                               S  S

$$
GAZ099-172100-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
700 AM EDT THU APR 17 2014

DATE             THU 04/17/14            FRI 04/18/14            SAT 04/19/14
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                      69          51          63          51          67
TEMP             48 58 65 68 63 56 52 52 52 57 60 62 61 57 54 52 52 60 65 67 62
DEWPT            40 41 40 42 46 48 47 48 50 51 52 52 52 51 51 50 49 51 52 52 52
RH               74 53 40 39 54 74 83 86 93 80 75 70 72 80 90 93 89 72 63 59 70
WIND DIR         NE NE NE  E  E  E NE NE NE NE NE NE NE NE NE  N  N NE NE NE NE
WIND SPD         11 12 12  9  5  6  8  9 11 12 12 12 12 11 11 12 13 14 14 13 12
CLOUDS           B2 B1 B1 B1 B1 B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                      5          20          70          90          50
QPF 12HR                      0           0        0.31        1.17        0.02
SNOW 12HR                 00-00       00-00       00-00
RAIN                                      C  C  L  L  D  D  D  D  C  C  S  S


DATE          SUN 04/20/14  MON 04/21/14  TUE 04/22/14  WED 04/23/14
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          53    73      52    76      53    79      59    81
TEMP          55 54 70 67   55 53 72 68   56 55 77 71   61 60 79 72
DEWPT         52 51 50 51   51 50 51 54   52 54 56 60   59 59 58 62
PWIND DIR        NE    NE      NE    NE       W     W       W     W
WIND CHAR        GN    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B1 B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC FW
POP 12HR          5    10       0    10       5    10      20    10
RAIN SHWRS                                               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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