Point Forecast Matrices
Issued by NWS Charleston, SC

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000
FOUS52 KCHS 280723
PFMCHS

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
323 AM EDT MON JUL 28 2014

SCZ050-282100-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
323 AM EDT MON JUL 28 2014

DATE             MON 07/28/14            TUE 07/29/14            WED 07/30/14
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                      97          72          89          69          90
TEMP          81 83 91 96 94 87 81 77 73 75 84 88 86 79 74 72 70 73 83 89 87 80
DEWPT         74 75 75 74 73 75 75 72 70 67 66 63 63 64 64 64 65 65 65 64 63 67
RH            79 77 60 49 51 68 82 85 90 76 55 43 46 60 71 76 84 76 55 44 45 65
WIND DIR      SW SW  W  W  W SW  W NW NW  N  N NW NW  E  E NE NE NE  E  E SE SE
WIND SPD      10 11 13 14 14 10  8  8  6  5  6  5  6  3  1  0  1  3  5  6  8  4
CLOUDS        B1 SC SC SC SC B1 B1 SC SC FW FW FW FW FW FW FW FW FW SC B1 B1 B1
POP 12HR                     40          50           5           0          10
QPF 12HR                   0.19        0.09           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                 S  C  C
TSTMS                      S  C  C
HEAT INDEX    86 90102107103 96 87          86 89 87                85 90 88 82
MAX HEAT         90   107   107    92          89    89                90    90
HEAT                 Y  Y  Y


DATE          THU 07/31/14  FRI 08/01/14  SAT 08/02/14  SUN 08/03/14
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          70    89      71    86      70    86      70    86
TEMP          73 73 88 80   74 73 85 78   73 72 85 78   73 72 85 78
DEWPT         67 68 67 68   69 70 69 70   70 70 70 71   71 71 70 72
PWIND DIR         E     E       E    NE      NE     E       E    SE
WIND CHAR        LT    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC B1 B1   B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2
POP 12HR         10    30      20    40      40    40      40    40
RAIN SHWRS           C  C    S  S  C  C    C  C  C  C    C  C  C  C
TSTMS                C  C    S  S  C  C    C  C  C  C    C  C  C  C

$$
GAZ118-282100-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
323 AM EDT MON JUL 28 2014

DATE             MON 07/28/14            TUE 07/29/14            WED 07/30/14
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                      98          73          91          68          91
TEMP          80 82 91 97 97 90 83 78 74 76 85 90 87 80 74 71 70 72 84 90 88 81
DEWPT         74 75 75 75 74 75 75 73 71 68 67 62 62 65 66 66 67 67 66 65 64 68
RH            82 79 60 50 48 62 77 85 90 76 55 39 43 60 76 84 90 84 55 44 45 65
WIND DIR      SW SW  W  W  W  W  W  W NW NW  N NW  W  E  E NE NE  N  E  E  E  E
WIND SPD      10 11 12 12 12  8  6  5  5  5  6  6  6  2  0  0  0  1  5  8  8  3
CLOUDS        SC SC SC SC SC B1 B1 B1 SC FW FW FW FW FW FW FW FW FW SC B1 B1 B1
POP 12HR                     40          50           5           0          10
QPF 12HR                   0.15        0.14           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                 S  C  C
TSTMS                      S  C  C
HEAT INDEX    84 89102110109101 90          88 90 87 82             86 92 89 84
MAX HEAT         89   110   110    96          90    89                92    91
HEAT                 Y  Y  Y


DATE          THU 07/31/14  FRI 08/01/14  SAT 08/02/14  SUN 08/03/14
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          71    90      72    88      71    88      71    88
TEMP          74 74 89 81   75 74 87 79   74 73 87 79   74 73 87 80
DEWPT         68 69 67 70   70 71 70 71   70 71 70 71   72 72 72 73
PWIND DIR         E     E       E    NE       E     E       E     S
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC B1 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
POP 12HR         10    30      20    40      40    40      40    40
RAIN SHWRS           C  C    S  S  C  C    C  C  C  C    C  C  C  C
TSTMS                C  C    S  S  C  C    C  C  C  C    C  C  C  C

$$
SCZ050-282100-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
323 AM EDT MON JUL 28 2014

DATE             MON 07/28/14            TUE 07/29/14            WED 07/30/14
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                      93          73          86          75          86
TEMP          82 83 89 93 92 86 82 78 75 75 82 85 84 81 78 77 76 77 83 85 84 81
DEWPT         75 75 75 75 75 76 75 73 71 68 66 64 64 65 65 65 65 66 65 65 65 67
RH            79 77 64 56 58 72 79 85 87 79 58 50 51 58 64 67 69 69 55 51 53 63
WIND DIR      SW  W SW SW SW SW  W NW NW  N  N NE SE SE  E NE NE NE  E  E  E SE
WIND SPD      11 12 14 17 17 13 10  8  8 10  8  4  5  5  5  5  5  6  8  9  9  6
CLOUDS        B1 SC SC SC SC B1 B1 SC SC FW FW FW FW FW FW FW FW FW SC SC B1 SC
POP 12HR                     40          40           5           0          10
QPF 12HR                   0.21        0.13           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                 S  C  C                                            S
TSTMS                      S  C  C                                            S
HEAT INDEX    89 90 99105103 96 89          84 86 85 83             85 87 86 83
MAX HEAT         96   105   105    94          86    86                87    87
HEAT                 Y  Y  Y


DATE          THU 07/31/14  FRI 08/01/14  SAT 08/02/14  SUN 08/03/14
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          75    86      76    84      73    84      73    84
TEMP          77 77 85 81   78 77 83 78   75 75 83 78   75 75 83 79
DEWPT         67 68 68 69   69 70 70 71   70 70 70 71   72 72 70 72
PWIND DIR         E     E       E     E       E     E      SE    SE
WIND CHAR        LT    GN      GN    LT      LT    GN      LT    LT
AVG CLOUDS    SC SC B1 B1   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
POP 12HR         20    30      20    40      40    40      40    40
RAIN SHWRS     S  S  C  C    S  S  C  C    C  C  C  C    C  C  C  C
TSTMS          S  S  C  C    S  S  C  C    C  C  C  C    C  C  C  C

$$
SCZ048-282100-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
323 AM EDT MON JUL 28 2014

DATE             MON 07/28/14            TUE 07/29/14            WED 07/30/14
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                      98          74          90          69          89
TEMP          82 83 90 96 96 90 84 79 75 77 85 89 87 80 75 72 70 73 83 88 86 81
DEWPT         74 75 75 75 74 75 74 72 70 68 66 63 64 65 66 65 66 66 66 65 64 68
RH            77 77 62 51 49 62 72 79 84 74 53 42 46 60 74 79 87 79 57 47 48 65
WIND DIR      SW SW SW  W SW  W  W  W NW  N  N NW  W  E  E NE NE NE  E  E  E  E
WIND SPD      10 12 13 13 13  9  6  6  6  5  6  6  5  2  0  0  1  3  5  6  8  4
CLOUDS        SC SC SC SC SC B1 B1 SC SC FW FW FW FW FW FW FW FW FW SC B1 B1 B1
POP 12HR                     40          50           5           0          10
QPF 12HR                   0.17        0.11           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                 S  C  C
TSTMS                      S  C  C
HEAT INDEX    88 90101108107101 91          87 90 88 82             85 90 87 84
MAX HEAT         90   108   110    98          90    90                90    89
HEAT                 Y  Y  Y


DATE          THU 07/31/14  FRI 08/01/14  SAT 08/02/14  SUN 08/03/14
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          72    88      73    87      71    87      71    87
TEMP          75 75 87 80   75 75 86 79   74 73 86 79   74 73 86 79
DEWPT         68 69 67 69   70 71 70 71   70 71 70 72   71 72 72 73
PWIND DIR         E     E       E    NE      NE     E       E    SE
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC B1 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
POP 12HR         10    30      20    40      40    40      40    40
RAIN SHWRS           C  C    S  S  C  C    C  C  C  C    C  C  C  C
TSTMS                C  C    S  S  C  C    C  C  C  C    C  C  C  C

$$
SCZ043-282100-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
323 AM EDT MON JUL 28 2014

DATE             MON 07/28/14            TUE 07/29/14            WED 07/30/14
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                      99          71          90          66          90
TEMP          79 81 91 98 96 87 80 75 72 74 84 89 86 78 72 70 68 70 83 89 86 79
DEWPT         73 74 75 74 72 74 71 68 66 66 65 62 61 63 63 63 64 64 64 62 61 66
RH            82 79 60 47 46 65 74 79 81 76 53 41 43 60 73 78 87 81 53 41 43 64
WIND DIR      SW SW  W  W  W SW  W NW  N  N  N NW NW NE NE NE NE NE NE  E  E SE
WIND SPD       9  9 12 13 13  9  6  5  5  4  6  6  6  0  0  0  1  2  3  4  6  1
CLOUDS        B1 SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW SC B1 B1 B1
POP 12HR                     40          50           0           0          10
QPF 12HR                   0.11        0.05           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                 C  C
TSTMS                      C  C
HEAT INDEX       86102110105 95 83          86 89 86                84 89 86
MAX HEAT         87   110   109    90          89    88                89    88
HEAT                 Y  Y  Y


DATE          THU 07/31/14  FRI 08/01/14  SAT 08/02/14  SUN 08/03/14
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          68    89      69    86      68    86      68    86
TEMP          71 72 88 79   72 71 85 77   71 71 85 77   71 71 85 77
DEWPT         66 67 66 67   68 69 69 70   69 69 70 71   70 71 71 72
PWIND DIR         E     E       E    NE      NE    NE       E    SE
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC B1 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
POP 12HR         10    20      20    40      30    40      40    40
RAIN SHWRS           S  S    S  S  C  C    C  C  C  C    C  C  C  C
TSTMS                S  S    S  S  C  C    C  C  C  C    C  C  C  C

$$
GAZ099-282100-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
323 AM EDT MON JUL 28 2014

DATE             MON 07/28/14            TUE 07/29/14            WED 07/30/14
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                      98          72          91          67          92
TEMP          78 80 91 97 97 89 81 76 72 75 85 90 87 79 73 71 69 72 84 91 88 80
DEWPT         74 76 76 74 72 73 71 70 68 67 65 61 59 63 64 64 64 65 64 62 61 65
RH            88 88 62 48 45 59 72 82 87 76 51 38 39 58 73 79 84 79 51 38 40 60
WIND DIR       W  W  W  W  W  W  W NW NW  N  N NW NW  N  N NW  N  N NE  E  E  E
WIND SPD       9 10 12 13 13 10  6  4  4  3  4  5  5  0  0  0  0  0  2  3  5  0
CLOUDS        SC SC SC SC SC SC SC SC FW CL FW FW FW FW FW FW FW FW SC B1 B1 B1
POP 12HR                     40          30           0           0          10
QPF 12HR                   0.09        0.05           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                 C  C
TSTMS                      C  C
HEAT INDEX       86103109106 97 85          87 90                   85 92 88 82
MAX HEAT         87   109   110    92          90    89                92    90
HEAT                 Y  Y  Y


DATE          THU 07/31/14  FRI 08/01/14  SAT 08/02/14  SUN 08/03/14
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          68    91      69    88      69    88      69    88
TEMP          72 72 90 80   73 72 87 78   72 72 87 78   72 72 87 79
DEWPT         65 68 64 67   67 69 68 70   69 70 69 71   70 72 70 72
PWIND DIR         E     E       E    NE       E    NE      NE     E
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC B1 B2   B2 B2 B2 B2   B2 B1 B2 B2   B2 B2 B2 B2
POP 12HR         10    20      20    40      30    40      40    40
RAIN SHWRS           S  S    S  S  C  C    C  C  C  C    C  C  C  C
TSTMS                S  S    S  S  C  C    C  C  C  C    C  C  C  C

$$

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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