Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 181059
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
659 AM EDT FRI APR 18 2014

SCZ050-182100-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
659 AM EDT FRI APR 18 2014

DATE             FRI 04/18/14            SAT 04/19/14            SUN 04/20/14
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                      70          57          67          52          69
TEMP             56 62 66 66 65 62 61 59 58 64 66 66 60 57 55 53 54 64 68 67 61
DEWPT            52 53 54 55 56 56 56 56 56 56 57 55 53 52 51 50 51 50 52 51 50
RH               86 72 65 68 73 81 84 90 93 75 73 68 78 83 86 89 90 60 57 56 67
WIND DIR         NE NE NE NE NE NE NE NE NE NE NE NE NE  N  N  N  N  N  N  N  N
WIND SPD         11 14 16 14 18 13 10 13 11 11 12 16 12 16 19 19 23 20 18 18 13
CLOUDS           B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B1
POP 12HR                    100         100          60          60          30
QPF 12HR                   0.54        2.24        0.27        0.33           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  C  D  D  D  D  D  L  C  L  L  L  L  C  C  C  C  S  S
TSTMS                                        S  S  S  S  S
FLASH FLOOD             A  A  A  A  A  A


DATE          MON 04/21/14  TUE 04/22/14  WED 04/23/14  THU 04/24/14
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          50    75      53    80      57    81      57    80
TEMP          54 53 73 65   57 56 78 70   61 60 79 70   62 60 78 71
DEWPT         50 49 48 51   53 54 54 57   57 57 55 57   56 56 55 57
PWIND DIR         N     N       W    SW       W    NE       E    SE
WIND CHAR        GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC SC SC   SC SC SC SC   SC SC FW FW   FW FW FW FW
POP 12HR         10    10       0    20      20     0       0     0
RAIN SHWRS                            S    S

$$
GAZ118-182100-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
659 AM EDT FRI APR 18 2014

DATE             FRI 04/18/14            SAT 04/19/14            SUN 04/20/14
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          58          69          52          70
TEMP             60 62 62 62 63 61 62 63 59 66 68 67 62 57 55 53 54 64 69 68 62
DEWPT            54 56 57 57 58 58 58 58 57 56 56 55 53 52 52 50 51 51 52 52 52
RH               81 81 84 84 84 90 87 84 93 70 65 65 72 83 90 89 90 63 55 57 70
WIND DIR         NE NE NE NE NE  E NE NE  E  E NE NE NE  N  N  N  N  N  N  N  N
WIND SPD         11 13 21 14 16 16 10  9  8 12 16 12 12 17 17 18 18 19 18 18 13
CLOUDS           OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1
POP 12HR                    100         100          50          50          30
QPF 12HR                   1.23        1.74        0.16        0.18           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  D  D  D  D  D  D  C  C  C  C  C  C  C  C  C  C  S  S
TSTMS                                        S  S  S
FLASH FLOOD             A  A  A  A  A  A


DATE          MON 04/21/14  TUE 04/22/14  WED 04/23/14  THU 04/24/14
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          52    77      54    81      58    82      61    81
TEMP          55 55 75 67   58 57 79 71   62 61 80 73   65 63 80 72
DEWPT         52 50 50 54   54 54 55 58   58 58 57 59   59 59 58 60
PWIND DIR         N    NE       W    SW       W    NE       E     E
WIND CHAR        GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC SC SC   SC SC SC SC   B1 SC FW FW   FW FW FW FW
POP 12HR         10    10       0    20      20     5       0     0
RAIN SHWRS                            S    S

$$
SCZ050-182100-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
659 AM EDT FRI APR 18 2014

DATE             FRI 04/18/14            SAT 04/19/14            SUN 04/20/14
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          59          68          54          68
TEMP             58 62 65 65 65 64 63 61 60 65 67 67 62 58 57 55 56 64 67 67 61
DEWPT            54 54 55 55 56 56 57 58 58 57 57 56 54 53 53 52 52 52 53 53 52
RH               86 75 70 70 73 75 81 90 93 75 70 68 75 83 86 90 86 65 61 61 72
WIND DIR         NE NE NE NE NE NE NE NE NE NE NE NE NE  N  N  N  N  N  N  N  N
WIND SPD         16 18 19 18 20 19 12 14 14 14 16 19 17 18 21 21 25 24 21 21 18
WIND GUST                 28
CLOUDS           B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B1
POP 12HR                    100         100          60          60          30
QPF 12HR                   0.77        2.20        0.26        0.34           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  L  D  D  D  D  D  L  C  L  L  L  L  C  C  C  C  C  C
TSTMS                                        S  S  S  S  S
FLASH FLOOD             A  A  A  A  A  A


DATE          MON 04/21/14  TUE 04/22/14  WED 04/23/14  THU 04/24/14
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          52    72      59    76      59    76      60    78
TEMP          55 54 71 66   61 61 75 69   62 61 75 69   63 62 77 70
DEWPT         51 50 50 52   54 55 55 57   58 57 56 57   57 57 57 58
PWIND DIR         N    NE      SW    SW       W    NE       E     E
WIND CHAR        BZ    GN      LT    LT      GN    GN      LT    GN
AVG CLOUDS    B1 SC SC SC   SC SC SC SC   SC SC FW FW   FW FW FW FW
POP 12HR         10    10       0    20      20     5       0     0
RAIN SHWRS                            S    S

$$
SCZ048-182100-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
659 AM EDT FRI APR 18 2014

DATE             FRI 04/18/14            SAT 04/19/14            SUN 04/20/14
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          59          67          52          69
TEMP             58 62 61 64 65 64 64 63 60 65 66 66 60 57 55 53 54 64 68 67 62
DEWPT            54 55 56 57 57 58 58 57 57 57 56 55 53 52 52 51 51 51 53 53 53
RH               86 78 84 78 75 81 81 81 90 75 70 68 78 83 90 93 90 63 59 61 72
WIND DIR         NE NE NE NE NE NE NE NE NE NE NE NE NE  N  N  N  N  N  N  N  N
WIND SPD         12 14 16 16 17 13 11 11  8 10 14 16 12 16 17 19 20 20 20 19 14
CLOUDS           B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1
POP 12HR                    100         100          50          50          30
QPF 12HR                   0.81        2.35        0.25        0.28           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  L  D  D  D  D  D  C  C  L  L  C  C  C  C  C  C  S  S
TSTMS                                           S  S
FLASH FLOOD             A  A  A  A  A  A


DATE          MON 04/21/14  TUE 04/22/14  WED 04/23/14  THU 04/24/14
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          52    76      55    79      58    80      60    80
TEMP          55 55 74 67   59 58 77 70   62 61 78 71   64 62 79 72
DEWPT         51 50 51 54   54 55 55 58   58 57 57 59   58 58 58 60
PWIND DIR         N    NE       W    SW       W    NE       E     E
WIND CHAR        GN    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC SC SC   SC SC SC SC   B1 SC FW FW   FW FW FW FW
POP 12HR         10    10       0    20      20     5       0     0
RAIN SHWRS                            S    S

$$
SCZ043-182100-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
659 AM EDT FRI APR 18 2014

DATE             FRI 04/18/14            SAT 04/19/14            SUN 04/20/14
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                      64          54          66          49          69
TEMP             55 59 62 64 62 59 58 56 55 62 65 64 59 54 52 50 51 63 68 67 60
DEWPT            51 50 51 52 53 53 54 54 54 54 55 53 51 50 50 49 49 49 50 51 50
RH               86 72 67 65 72 80 86 93 96 75 70 67 75 86 93 96 93 60 52 56 69
WIND DIR         NE NE NE NE NE NE NE NE NE NE NE NE NE  N  N  N  N  N  N  N  N
WIND SPD          9 11 12 10 11 11 12 12  9 10 12 12 11 16 14 16 18 18 17 16 11
CLOUDS           B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1
POP 12HR                    100         100          60          50          30
QPF 12HR                   0.42        2.17        0.25        0.22           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  L  D  D  D  D  D  C  C  L  L  C  C  C  C  C  C  S  S
TSTMS                                           S  S


DATE          MON 04/21/14  TUE 04/22/14  WED 04/23/14  THU 04/24/14
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          49    76      51    81      56    81      57    82
TEMP          53 52 74 65   56 55 79 70   61 59 79 70   62 60 80 72
DEWPT         49 48 48 51   52 53 54 57   57 57 55 57   56 56 55 57
PWIND DIR         N     N       W    SW       W     N      SE    SE
WIND CHAR        GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC SC SC   SC SC SC B1   B1 SC FW FW   FW FW FW FW
POP 12HR         10    10       0    20      20     0       0     0
RAIN SHWRS                            S    S

$$
GAZ099-182100-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
659 AM EDT FRI APR 18 2014

DATE             FRI 04/18/14            SAT 04/19/14            SUN 04/20/14
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                      61          54          67          51          71
TEMP             56 59 59 59 60 59 58 56 56 63 66 66 60 56 54 52 53 65 70 69 62
DEWPT            50 51 52 53 54 54 54 53 52 52 51 51 50 50 50 49 49 47 46 45 49
RH               80 75 78 80 81 83 86 90 86 67 58 58 69 80 86 89 86 52 42 42 62
WIND DIR         NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE  N  N NE NE  N NE
WIND SPD         10 13 17 12 12 13 13 11 11 12 14 12 14 14 14 13 14 17 14 13 10
CLOUDS           OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1 SC
POP 12HR                    100         100          50          40          20
QPF 12HR                   1.26        1.31        0.18        0.06           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS        S  L  D  D  D  D  D  D  C  C  C  C  C  C  C  C  S  S  S  S
TSTMS                                           S  S


DATE          MON 04/21/14  TUE 04/22/14  WED 04/23/14  THU 04/24/14
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          50    77      52    80      57    81      59    83
TEMP          54 53 75 66   57 55 78 70   61 60 79 71   63 62 81 73
DEWPT         50 48 45 50   52 54 53 57   58 58 55 58   57 58 57 59
PWIND DIR        NE    NE       W     W       W    NW      SE    SE
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC SC SC   SC SC SC B1   B1 SC FW FW   FW FW FW SC
POP 12HR          5     5       0    20      20     0       0     0
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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