Point Forecast Matrices
Issued by NWS Charleston, SC

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
000
FOUS52 KCHS 220500
PFMCHS

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
1259 AM EDT MON SEP 22 2014

SCZ050-230900-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
1259 AM EDT MON SEP 22 2014

DATE           09/21/14      MON 09/22/14            TUE 09/23/14            WED
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          88          63          81          61
TEMP                   71 69 69 81 87 85 75 70 67 65 65 75 80 78 71 67 64 63 63
DEWPT                  67 65 64 66 66 69 68 66 64 62 62 63 64 65 64 62 59 58 56
RH                     87 87 84 60 50 59 79 87 90 90 90 66 58 64 79 84 84 84 78
WIND DIR               SW  W  W NW NW NW  N  N  N  N  N NE NE NE NE NE NE  N  N
WIND SPD                4  4  3  4  3  3  4  2  5  6  9 12 14 13  9  8  9 10 11
CLOUDS                 CL CL FW SC SC B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1
POP 12HR                      0          60          60          10          20
QPF 12HR                      0        0.60        0.37           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                          S  L  L  C  S           S  S  S  S  S  S  C
TSTMS                               S  L  L  C  S           S  S  S  S  S  S  S
HEAT INDEX                      83 89 89                   82
MAX HEAT                           89    90                82    82


DATE           09/24  THU 09/25/14  FRI 09/26/14  SAT 09/27/14  SUN 09/28/14
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          76      65    78      65    80      65    80      66    81
TEMP          75 70   67 66 77 71   67 67 79 72   68 67 79 73   68 68 80 74
DEWPT         61 62   65 64 68 67   66 65 68 68   68 67 69 69   68 67 69 70
PWIND DIR        NE      NE    NE      NE     N      NE    NE      NE     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B1
POP 12HR         40      30    40      40    30      30    20      20    20
RAIN SHWRS     C  C    C  C  C  C    C  C  C  C    C  C  S  S    S  S  S  S
TSTMS          S  S    S  S  C  C    C  C  C  C    C  C  S  S    S  S  S  S

$$
GAZ118-230900-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
1259 AM EDT MON SEP 22 2014

DATE           09/21/14      MON 09/22/14            TUE 09/23/14            WED
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          90          64          83          63
TEMP                   69 68 68 83 88 87 77 71 68 66 66 77 82 80 73 69 66 65 65
DEWPT                  63 62 64 66 65 68 70 68 66 64 64 65 64 65 66 65 64 60 59
RH                     81 81 87 57 47 53 79 90 93 93 93 67 55 60 79 87 93 84 81
WIND DIR               SW SW  W  W  W NE  N NE  N  N  N NE NE NE NE NE NE  N  N
WIND SPD                3  2  2  4  6  3  5  2  4  6  8 11 13 13  9  9 10 10 11
CLOUDS                 CL CL FW SC SC B1 B1 SC SC SC SC SC B1 B1 SC B1 B1 B1 B1
POP 12HR                      0          60          50          10          20
QPF 12HR                      0        0.32        0.29           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                             L  L  S  S     S  S        S  S  S  S  C
TSTMS                                  L  L  S  S     S  S        S  S  S  S  S
HEAT INDEX                      85 90 91                   83 82
MAX HEAT                           90    91                83    83


DATE           09/24  THU 09/25/14  FRI 09/26/14  SAT 09/27/14  SUN 09/28/14
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          78      65    79      66    80      66    81      67    82
TEMP          77 71   67 66 78 72   68 67 79 73   68 68 80 74   69 69 81 75
DEWPT         59 61   65 65 68 68   67 66 68 69   68 68 70 70   69 69 70 71
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    LT
AVG CLOUDS    B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
POP 12HR         40      30    30      30    40      20    30      20    20
RAIN SHWRS     C  C    C  C  C  C    C  C  C  C    S  S  C  C    S  S  S  S
TSTMS          S  S    S  S  C  C    C  C  C  C    S  S  C  C    S  S  S  S

$$
SCZ050-230900-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
1259 AM EDT MON SEP 22 2014

DATE           09/21/14      MON 09/22/14            TUE 09/23/14            WED
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          87          66          80          68
TEMP                   72 73 74 81 86 84 76 72 70 68 67 75 79 78 74 71 70 69 69
DEWPT                  68 65 64 66 66 69 69 67 64 63 62 64 65 65 65 63 60 58 56
RH                     87 76 71 60 51 61 79 84 81 84 84 69 62 64 74 76 71 68 63
WIND DIR               SW  W  W NW SW SW  N  N NE  N  N NE NE NE NE NE NE NE  N
WIND SPD                8  8  5  5  3  4  5  4 12 13 14 20 21 18 13 12 16 18 18
CLOUDS                 CL CL FW SC SC B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1
POP 12HR                      0          60          60          20          20
QPF 12HR                      0        0.54        0.37           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                             C  L  C  S           S  S  S  S  S  S  C
TSTMS                                  C  L  C  S           S  S  S  S  S  S  S
HEAT INDEX                      83 88 88
MAX HEAT                           88    89


DATE           09/24  THU 09/25/14  FRI 09/26/14  SAT 09/27/14  SUN 09/28/14
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          76      67    77      68    79      68    80      68    81
TEMP          75 71   69 68 76 72   70 69 78 73   70 69 79 74   70 69 80 75
DEWPT         62 63   66 65 68 68   67 66 69 69   68 68 69 70   69 68 69 70
PWIND DIR        NE      NE    NE      NE    NE      NE    NE       E     E
WIND CHAR        BZ      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B1
POP 12HR         50      40    40      40    40      30    30      30    20
RAIN SHWRS     C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  S  S
TSTMS          S  S    S  S  C  C    C  C  C  C    C  C  C  C    C  C  S  S

$$
SCZ048-230900-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
1259 AM EDT MON SEP 22 2014

DATE           09/21/14      MON 09/22/14            TUE 09/23/14            WED
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                      70          89          65          81          62
TEMP                   72 70 70 82 88 86 77 72 69 67 67 76 80 79 71 67 65 64 64
DEWPT                  64 64 64 66 66 70 70 67 65 64 63 64 65 67 65 64 61 58 57
RH                     76 81 81 58 48 59 79 84 87 90 87 66 60 67 81 90 87 81 78
WIND DIR               SW  W  W NW  W NE  N NE  N  N  N NE NE NE NE NE NE  N  N
WIND SPD                5  4  3  4  5  3  6  2  5  8  9 12 13 14 10 10 11 11 12
CLOUDS                 CL CL FW SC SC B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1
POP 12HR                      0          60          60          10          20
QPF 12HR                      0        0.35        0.36           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                             L  L  C  S                 S  S  S  S  C
TSTMS                                  L  L  C  S                 S  S  S  S  S
HEAT INDEX                      84 90 91                   82
MAX HEAT                           90    91                82    82


DATE           09/24  THU 09/25/14  FRI 09/26/14  SAT 09/27/14  SUN 09/28/14
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          78      66    79      67    80      67    80      68    81
TEMP          77 72   68 67 78 73   69 68 79 73   69 68 79 74   70 69 80 75
DEWPT         58 63   65 65 68 68   67 67 68 68   68 68 69 70   69 69 70 71
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B1
POP 12HR         40      30    40      30    40      30    20      20    20
RAIN SHWRS     C  C    C  C  C  C    C  C  C  C    C  C  S  S    S  S  S  S
TSTMS          S  S    S  S  C  C    C  C  C  C    C  C  S  S    S  S  S  S

$$
SCZ043-230900-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
1259 AM EDT MON SEP 22 2014

DATE           09/21/14      MON 09/22/14            TUE 09/23/14            WED
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          89          60          81          58
TEMP                   69 68 68 82 87 85 74 68 65 62 62 74 80 78 69 64 62 60 60
DEWPT                  65 63 64 65 66 68 67 66 63 62 62 62 62 63 63 60 57 56 54
RH                     87 84 87 56 50 57 79 93 93100100 66 54 60 81 87 84 87 81
WIND DIR               SW SW  W  N NW  N  E NE  N  N  N NE NE NE NE NE NE  N  N
WIND SPD                4  4  2  5  5  9  3  0  4  5  8 11 12 12  8  8  8  9  9
CLOUDS                 CL FW FW SC B1 B1 B1 SC SC SC SC SC SC SC SC SC SC B1 B1
POP 12HR                      0          50          40          10          10
QPF 12HR                      0        0.35        0.06           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                          C  C  C  S                                S
TSTMS                               C  C  C  S
HEAT INDEX                      84 89 88                   81
MAX HEAT                           89    91                81    81


DATE           09/24  THU 09/25/14  FRI 09/26/14  SAT 09/27/14  SUN 09/28/14
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          77      62    78      64    79      64    80      64    81
TEMP          76 69   65 64 77 71   66 66 78 71   67 66 79 72   67 66 80 73
DEWPT         58 60   63 62 66 66   65 64 66 66   66 66 67 68   67 66 68 69
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    LT      GN    GN
AVG CLOUDS    B1 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B1
POP 12HR         30      30    40      30    30      20    20      20    20
RAIN SHWRS     S  C    C  C  C  C    C  C  C  C    S  S  S  S    S  S  S  S
TSTMS             S    S  S  C  C    C  C  C  C    S  S  S  S    S  S  S  S

$$
GAZ099-230900-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
1259 AM EDT MON SEP 22 2014

DATE           09/21/14      MON 09/22/14            TUE 09/23/14            WED
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          91          63          83          61
TEMP                   69 67 68 83 89 87 77 71 68 65 65 76 82 80 72 67 65 63 63
DEWPT                  63 63 61 66 64 68 68 67 65 63 61 61 59 58 60 63 60 57 56
RH                     81 87 78 57 44 53 74 87 90 93 87 60 46 47 66 87 84 81 78
WIND DIR               SW  W  W NW NW  N  E NE NE NE NE NE NE NE NE NE NE NE NE
WIND SPD                3  2  1  4  8 10  2  0  5  5  8 12 13 13  8  8  9  9  9
CLOUDS                 CL CL FW SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR                      0          30          20          10          10
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                          C  C  S
TSTMS                               C  C  S
HEAT INDEX                      85 90 91                   82 81
MAX HEAT                           90    92                82    82


DATE           09/24  THU 09/25/14  FRI 09/26/14  SAT 09/27/14  SUN 09/28/14
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          77      63    78      63    79      64    80      65    81
TEMP          76 70   65 65 77 70   66 65 78 71   67 66 79 72   68 67 80 74
DEWPT         55 56   62 62 66 67   65 64 67 67   66 66 68 69   67 67 68 70
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    LT      GN    GN
AVG CLOUDS    B1 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
POP 12HR         30      30    30      30    30      20    20      20    20
RAIN SHWRS        C    C  C  C  C    C  C  C  C    S  S  S  S    S  S  S  S
TSTMS             S    S  S  C  C    C  C  C  C    S  S  S  S    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

$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.