Point Forecast Matrices
Issued by NWS Charleston, SC

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000
FOUS52 KCHS 182206
PFMCHS

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
606 PM EDT THU SEP 18 2014

SCZ050-191315-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
606 PM EDT THU SEP 18 2014

DATE           09/18/14      FRI 09/19/14            SAT 09/20/14            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                      68          81          67          81          67
TEMP             76 74 73 69 69 77 80 79 74 71 69 68 68 77 81 80 74 71 69 68 68
DEWPT            71 70 70 67 67 67 67 66 66 67 67 66 65 66 67 67 67 68 67 67 66
RH               85 87 90 93 93 71 65 64 76 87 93 93 90 69 63 65 79 90 93 97 93
WIND DIR          E  E NE NE NE NE  E  E  E NE NE NE NE NE NE NE NE NE  N  N  N
WIND SPD          3  2  2  2  3  9 10 12 10 10  8  9 10 11 14 11  9  5  8  6  6
CLOUDS           B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC
POP 12HR                     20          40          30          30          20
QPF 12HR                      0        0.26        0.01        0.02           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS        S     S  S  S  C  C  C  C  C  C  C  C  C  C  C  S  S  S  S
TSTMS             S     S  S  S  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                         82                      83 82
MAX HEAT         86                82    82                83    83


DATE           09/21  MON 09/22/14  TUE 09/23/14  WED 09/24/14  THU 09/25/14
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          83      67    85      65    81      64    80      65    82
TEMP          82 74   68 68 84 74   67 66 80 72   66 65 79 71   67 67 81 73
DEWPT         66 67   67 67 66 66   67 66 66 66   65 63 62 62   63 63 64 64
PWIND DIR        NE      SW     W      NW    NE      NE    NE      NE    NE
WIND CHAR        LT      LT    LT      LT    LT      LT    GN      GN    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC B1 B1 SC   SC SC SC SC
POP 12HR         10      10    20      20    20      10    20      10    20
RAIN SHWRS                   S  S    S  S  S  S          S  S          S  S
TSTMS                        S  S    S  S  S  S          S  S          S  S

$$
GAZ118-191315-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
606 PM EDT THU SEP 18 2014

DATE           09/18/14      FRI 09/19/14            SAT 09/20/14            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                      69          83          68          81          68
TEMP             78 76 74 70 70 79 82 81 75 72 70 69 69 77 81 80 75 72 70 68 68
DEWPT            72 72 71 69 69 69 69 68 67 68 68 67 67 68 69 68 68 68 68 67 67
RH               82 87 90 97 97 72 65 65 76 87 93 93 93 74 67 67 79 87 93 97 97
WIND DIR          E  E  E NE NE NE  E  E NE NE NE NE NE NE NE NE NE  N  N  N  N
WIND SPD          2  1  0  0  1  8 10 11  9  6  8  8  9 13 13 12  9  6  5  6  5
CLOUDS           SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC
POP 12HR                     10          40          30          30          10
QPF 12HR                      0        0.15        0.09        0.24           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                       C  C  C  C  C  C  C  C  C  C  C
TSTMS                            C  C  C  S  S  S  S  S  S  S  S
OBVIS                     PF PF
HEAT INDEX                         85 84                   84 83
MAX HEAT         86                85    85                84    84


DATE           09/21  MON 09/22/14  TUE 09/23/14  WED 09/24/14  THU 09/25/14
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          83      67    86      65    82      65    81      66    83
TEMP          82 75   69 68 85 76   69 66 81 74   67 66 80 74   68 67 81 75
DEWPT         67 67   69 68 67 69   69 66 67 68   66 64 64 65   65 64 65 65
PWIND DIR        NE      SW     W      NW    NE      NE    NE      NE    NE
WIND CHAR        LT      LT    LT      LT    GN      LT    GN      GN    BZ
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC B1   SC B1 B1 B1   SC SC SC SC
POP 12HR         10      10    20      20    30      10    20      10    20
RAIN SHWRS                   S  S    S  S  C  C          S  S          S  S
TSTMS                        S  S    S  S  C  C          S  S          S  S

$$
SCZ050-191315-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
606 PM EDT THU SEP 18 2014

DATE           09/18/14      FRI 09/19/14            SAT 09/20/14            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                      72          80          69          80          69
TEMP             78 76 75 73 73 77 79 79 74 73 71 70 70 77 80 79 75 73 71 69 70
DEWPT            72 71 70 68 68 67 67 67 67 67 68 67 66 67 68 68 68 68 68 68 67
RH               82 85 84 84 84 71 67 67 79 81 90 90 87 71 67 69 79 84 90 97 90
WIND DIR          E  E  E NE NE NE  E  E  E  E NE NE NE NE NE NE NE NE  N  N  N
WIND SPD          6  5  4  4  8 11 13 16 14 16 13 13 12 16 17 16 13 11 10  9  9
CLOUDS           B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1
POP 12HR                     20          40          40          40          20
QPF 12HR                      0        0.30        0.08        0.08           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS        S  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C  S  S  S  S
TSTMS             S  S  S  S  S  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                                                 83
MAX HEAT         86                                        83    83


DATE           09/21  MON 09/22/14  TUE 09/23/14  WED 09/24/14  THU 09/25/14
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          81      69    83      68    79      69    79      68    81
TEMP          81 76   71 71 82 76   71 69 79 74   70 69 78 74   70 69 80 76
DEWPT         67 67   68 68 68 68   69 68 67 66   66 65 64 63   65 66 65 65
PWIND DIR        NE      SW    SW      NW    NE      NE    NE      NE    NE
WIND CHAR        LT      LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC B1 B1 SC   SC SC SC SC
POP 12HR         10      10    20      20    30      20    20      20    20
RAIN SHWRS                   S  S    S  S  C  C    S  S  S  S    S  S  S  S
TSTMS                        S  S    S  S  C  C    S  S  S  S    S  S  S  S

$$
SCZ048-191315-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
606 PM EDT THU SEP 18 2014

DATE           09/18/14      FRI 09/19/14            SAT 09/20/14            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                      69          82          69          81          68
TEMP             78 76 75 70 70 78 81 80 75 73 72 69 69 77 81 80 76 73 71 69 69
DEWPT            72 71 71 69 69 69 68 68 68 68 68 67 67 68 68 68 68 68 68 67 67
RH               82 85 87 97 97 74 65 67 79 84 87 93 93 74 65 67 76 84 90 93 93
WIND DIR          E  E  E NE NE NE NE NE NE NE NE  N NE NE NE NE NE  N  N  N  N
WIND SPD          3  2  1  1  2  6  9 10  9  8  8  9 10 11 10 11  9  8  5  8  6
CLOUDS           B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1
POP 12HR                     20          40          30          30          20
QPF 12HR                   0.04        0.17        0.09        0.20           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS        S        S  S  C  C  C  C  C  C  C  C  C  C  C  S  S  S  S
TSTMS             S        S  S  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                         84 83                   84 83
MAX HEAT         85                84    84                84    84


DATE           09/21  MON 09/22/14  TUE 09/23/14  WED 09/24/14  THU 09/25/14
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          83      67    85      66    81      65    80      67    82
TEMP          82 76   70 69 84 76   69 67 80 74   68 67 79 74   69 68 81 76
DEWPT         66 68   69 68 68 69   69 67 67 67   66 65 64 63   64 64 65 65
PWIND DIR        NE      SW     W      NW    NE      NE    NE      NE    NE
WIND CHAR        LT      LT    LT      LT    GN      LT    GN      GN    GN
AVG CLOUDS    B1 SC   SC SC SC SC   SC SC SC SC   SC B1 B1 B1   SC SC SC SC
POP 12HR         10      10    20      20    20      10    20      10    20
RAIN SHWRS                   S  S    S  S  S  S          S  S          S  S
TSTMS                        S  S    S  S  S  S          S  S          S  S

$$
SCZ043-191315-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
606 PM EDT THU SEP 18 2014

DATE           09/18/14      FRI 09/19/14            SAT 09/20/14            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                      66          83          65          82          66
TEMP             77 73 72 67 67 77 82 81 74 69 67 66 66 77 82 81 73 70 68 66 67
DEWPT            71 70 69 66 66 67 67 66 65 65 66 65 64 65 66 66 66 66 66 65 65
RH               82 90 90 97 97 71 61 60 74 87 97 97 93 67 58 60 79 87 93 97 93
WIND DIR          E  E NE NE NE NE  E  E NE NE NE  N NE NE NE NE NE  N  N  N  N
WIND SPD          1  0  0  0  1  5  8 10  6  5  5  8  9 11 10  9  6  5  4  5  4
CLOUDS           SC SC B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B1 B1 SC SC SC SC
POP 12HR                     10          30          20          20          10
QPF 12HR                      0        0.15           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                       S  C  C  S  S  S  S  S  S  S  S
TSTMS                            S  C  C  S  S  S  S  S  S  S  S
OBVIS                     PF PF
HEAT INDEX                         85 83                   84 83
MAX HEAT         84                85    85                84    84


DATE           09/21  MON 09/22/14  TUE 09/23/14  WED 09/24/14  THU 09/25/14
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          83      65    86      63    81      61    80      63    82
TEMP          82 75   67 67 85 75   66 64 81 71   63 63 79 71   65 64 81 73
DEWPT         65 67   67 66 66 67   66 64 65 64   63 60 61 61   63 61 63 63
PWIND DIR         N      SW     W      NE    NE      NE    NE      NE    NE
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      GN    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC B1 SC SC   SC SC SC SC
POP 12HR         10      10    20      10    20      10    10      10    10
RAIN SHWRS                   S  S          S  S
TSTMS                        S  S          S  S

$$
GAZ099-191315-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
606 PM EDT THU SEP 18 2014

DATE           09/18/14      FRI 09/19/14            SAT 09/20/14            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                      67          84          66          83          66
TEMP             78 74 72 68 68 78 83 82 75 71 68 67 67 76 82 83 75 71 68 67 67
DEWPT            70 69 70 68 68 68 68 68 68 67 66 65 65 66 67 67 66 66 65 65 65
RH               76 84 93100100 71 61 63 79 87 93 93 93 71 61 59 74 84 90 93 93
WIND DIR         NE  E  E  E NE  E  E  E  E NE NE NE NE NE NE NE NE  N NE  N  N
WIND SPD          1  0  0  0  0  6  6  8  5  4  5  5  8 11 12 11  6  5  3  5  4
CLOUDS           SC SC B1 B1 B2 B2 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC
POP 12HR                      5          30          20          20          10
QPF 12HR                      0        0.07           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                       S  C  C  S  S  S  S  S  S  S  S
TSTMS                            S  C  C  S  S  S  S  S  S  S  S
OBVIS                     PF PF
HEAT INDEX                         86 85                   85 86
MAX HEAT         89                86    86                85    86


DATE           09/21  MON 09/22/14  TUE 09/23/14  WED 09/24/14  THU 09/25/14
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          83      66    87      64    82      63    82      65    84
TEMP          82 75   68 67 85 76   67 65 81 73   66 64 80 74   67 66 82 75
DEWPT         64 68   67 67 66 68   67 65 64 66   65 62 61 63   62 62 63 63
PWIND DIR        NE      SW     W       N    NE      NE    NE      NE    NE
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         10      10    20      10    20      10    10      10    10
RAIN SHWRS                   S  S          S  S
TSTMS                        S  S          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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