Point Forecast Matrices
Issued by NWS Charleston, SC

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000
FOUS52 KCHS 220143
PFMCHS

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
943 PM EDT THU AUG 21 2014

SCZ050-220930-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
943 PM EDT THU AUG 21 2014

DATE           08/21/14      FRI 08/22/14            SAT 08/23/14            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                      77          97          77          97          76
TEMP                82 79 78 78 91 96 95 86 81 78 77 79 91 97 95 85 80 78 76 77
DEWPT               76 74 75 74 74 72 73 74 75 75 75 75 74 73 73 74 74 75 74 74
RH                  82 85 91 88 58 46 49 68 82 91 94 88 58 46 49 70 82 91 94 90
WIND DIR            SW  S SW SW  W  W SW  S SW SW  W  W  W NW  E  E  E  E NE NE
WIND SPD             0  0  0  0  4  5  8  5  5  5  5  4  6  6  3  3  2  2  4  6
CLOUDS              FW FW FW FW SC SC SC SC SC SC FW SC SC B1 B1 B1 SC B1 B1 B1
POP 12HR                      0          20          10          20          30
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                             S                    S  S  C  C  C  C  C
TSTMS                                  S                    S  S  C  C  C  C  C
HEAT INDEX          89         101105105 94 87         101107105 93 84
MAX HEAT               94         105   107    91         107   107    90


DATE           08/24  MON 08/25/14  TUE 08/26/14  WED 08/27/14  THU 08/28/14
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          89      72    87      71    89      71    89      71    89
TEMP          89 79   74 74 86 79   72 73 88 80   73 73 89 80   73 73 89 79
DEWPT         73 74   72 70 70 70   70 69 69 71   71 71 70 72   72 72 71 72
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE     E
WIND CHAR        GN      LT    GN      LT    GN      GN    GN      LT    LT
AVG CLOUDS    B1 B1   B1 SC B1 B1   SC SC B1 B1   SC SC B1 B1   SC SC SC SC
POP 12HR         40      20    20      10    20      10    20      10    10
RAIN SHWRS     C  C    S  S  S  S          S  S          S  S
TSTMS          C  C    S  S  S  S          S  S          S  S

$$
GAZ118-220930-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
943 PM EDT THU AUG 21 2014

DATE           08/21/14      FRI 08/22/14            SAT 08/23/14            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                      75          99          75          98          76
TEMP                81 78 76 76 93 99 98 88 82 79 76 77 90 97 97 87 82 79 77 78
DEWPT               74 73 74 73 74 72 72 74 75 74 75 74 74 73 73 74 75 75 75 76
RH                  79 85 94 90 54 42 43 63 79 85 97 90 60 46 46 65 79 88 94 94
WIND DIR             E  S SW  W  W  W  S  S  S SW SW  W  W NW  W  S  E NE NE NE
WIND SPD             0  0  0  0  3  4  5  5  5  4  4  4  5  5  4  2  2  3  4  5
CLOUDS              CL CL CL FW SC SC SC SC SC SC FW FW SC SC SC B1 B1 B1 B1 B1
POP 12HR                      0          20          10          20          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                             S                    S  S  S  S  S  S  C
TSTMS                                  S                    S  S  S  S  S  S  C
HEAT INDEX          86         103109107 97 89          99107107 95 89
MAX HEAT               93         109   109    93         107   109    94


DATE           08/24  MON 08/25/14  TUE 08/26/14  WED 08/27/14  THU 08/28/14
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          92      74    89      73    89      73    90      73    90
TEMP          92 82   76 75 87 81   74 74 89 82   76 75 90 82   75 74 90 81
DEWPT         74 75   74 73 72 73   72 72 72 72   72 72 72 74   72 72 72 72
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      LT    LT
AVG CLOUDS    B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   SC SC B1 B1   B1 SC SC SC
POP 12HR         30      20    30      20    20      10    30      20    10
RAIN SHWRS     C  C    S  S  C  C    S  S  S  S          C  C    S  S
TSTMS          C  C    S  S  C  C    S  S  S  S          C  C    S  S

$$
SCZ050-220930-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
943 PM EDT THU AUG 21 2014

DATE           08/21/14      FRI 08/22/14            SAT 08/23/14            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                      79          94          78          95          77
TEMP                84 82 80 80 89 93 92 86 83 80 79 80 90 95 93 85 82 80 78 78
DEWPT               78 78 77 76 74 74 75 76 76 75 76 76 74 74 74 74 75 75 75 74
RH                  82 88 91 88 61 54 58 72 80 85 91 88 60 51 54 70 79 85 91 88
WIND DIR            SW SW SW  W SW SW SW  S SW SW  W  W  W  W  S SE SE  E NE NE
WIND SPD             3  3  1  0  5  6  9  9  9  9  6  5  5  5  5  3  2  3  5  8
CLOUDS              FW FW FW FW SC SC SC SC SC SC FW FW SC SC SC SC SC SC B1 B1
POP 12HR                      0          10          10          20          30
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                  S  S  C  C  C  C  C
TSTMS                                                       S  S  C  C  C  C  C
HEAT INDEX          95 91 87 86 98103103 96 91 85    86 99106103 93 89 85
MAX HEAT               99    89   103   105    93    86   106   106    92


DATE           08/24  MON 08/25/14  TUE 08/26/14  WED 08/27/14  THU 08/28/14
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          87      75    86      74    86      74    88      74    87
TEMP          87 80   76 76 85 80   75 75 86 81   76 76 87 81   76 75 87 80
DEWPT         74 74   72 71 70 70   70 70 70 71   71 72 71 72   72 73 72 72
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE     E
WIND CHAR        GN      GN    GN      GN    BZ      GN    GN      LT    LT
AVG CLOUDS    B1 B1   B1 SC B1 B1   SC SC B1 B1   SC SC B1 B1   SC SC SC SC
POP 12HR         40      20    20      20    20      20    20      10    10
RAIN SHWRS     C  C    S  S  S  S    S  S  S  S    S  S  S  S
TSTMS          C  C    S  S  S  S    S  S  S  S    S  S  S  S

$$
SCZ048-220930-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
943 PM EDT THU AUG 21 2014

DATE           08/21/14      FRI 08/22/14            SAT 08/23/14            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                      76          99          78          98          77
TEMP                82 79 77 77 93 98 97 88 84 81 78 80 92 97 97 88 83 81 78 79
DEWPT               75 74 75 74 74 73 74 75 75 75 75 75 74 73 74 75 76 76 76 76
RH                  79 85 94 90 54 45 48 66 74 82 91 85 56 46 48 66 80 85 94 91
WIND DIR            SE  S SW SW  W  W  S  S  S SW SW  W  W NW  S  S SE NE NE NE
WIND SPD             0  0  0  0  4  4  4  4  5  5  5  4  5  5  4  2  2  4  5  6
CLOUDS              CL FW FW FW SC SC SC SC SC SC FW FW SC SC B1 B1 B1 B1 B1 B1
POP 12HR                      0          20          10          20          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                             S                    S  S  S  S  S  S  C
TSTMS                                  S                    S  S  S  S  S  S  C
HEAT INDEX          89         103109109 98 92 87    85102107109 98 91 87
MAX HEAT               94         109   110    96    85   107   110    95    86


DATE           08/24  MON 08/25/14  TUE 08/26/14  WED 08/27/14  THU 08/28/14
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          90      74    88      73    89      73    89      73    90
TEMP          90 81   77 75 87 80   75 74 88 81   75 75 89 81   75 74 89 82
DEWPT         75 75   73 72 71 72   72 71 71 72   71 72 71 73   72 73 72 73
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      LT    LT
AVG CLOUDS    B1 B1   B1 B1 B1 B1   SC B1 B1 B1   SC SC B1 B1   B1 SC SC SC
POP 12HR         30      20    20      20    20      10    20      20    10
RAIN SHWRS     C  C    S  S  S  S    S  S  S  S          S  S    S  S
TSTMS          C  C    S  S  S  S    S  S  S  S          S  S    S  S

$$
SCZ043-220930-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
943 PM EDT THU AUG 21 2014

DATE           08/21/14      FRI 08/22/14            SAT 08/23/14            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                      74          99          75          99          75
TEMP                80 77 75 75 91 98 98 88 81 77 75 78 91 98 98 87 81 78 75 77
DEWPT               74 73 73 72 73 71 71 72 73 73 73 73 73 72 72 73 74 74 74 74
RH                  82 87 94 90 56 42 42 59 77 87 94 85 56 43 43 63 79 88 97 90
WIND DIR             E  S  S SW  W  W  W SW SW SW  W  W NW NW NW  N NE NE NE NE
WIND SPD             0  0  0  0  5  6  5  2  2  3  3  3  5  6  3  3  2  3  4  6
CLOUDS              FW FW FW FW SC SC SC SC SC SC FW SC SC SC B1 B1 B1 B1 B1 B1
POP 12HR                      0          20          10          20          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                          S  S                    S  S  S  S  S  S  C
TSTMS                               S  S                    S  S  S  S  S  S  C
HEAT INDEX          84         100106106 95 86         100107107 94 86
MAX HEAT               88         106   108    92         107   109    90


DATE           08/24  MON 08/25/14  TUE 08/26/14  WED 08/27/14  THU 08/28/14
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          90      71    88      69    89      69    89      70    90
TEMP          90 80   73 72 87 80   71 71 89 80   71 72 89 80   72 72 90 79
DEWPT         74 74   72 70 69 70   70 69 70 70   70 70 69 71   71 72 70 71
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE     E
WIND CHAR        LT      LT    GN      LT    GN      LT    LT      LT    LT
AVG CLOUDS    B1 B1   B1 B1 B1 B1   SC SC B1 SC   SC SC SC B1   SC SC SC SC
POP 12HR         40      20    20      10    20      10    20      10    10
RAIN SHWRS     C  C    S  S  S  S          S  S          S  S
TSTMS          C  C    S  S  S  S          S  S          S  S

$$
GAZ099-220930-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
943 PM EDT THU AUG 21 2014

DATE           08/21/14      FRI 08/22/14            SAT 08/23/14            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                      74         101          76         100          76
TEMP                78 76 75 75 93 99101 90 83 79 77 78 91 98 99 90 82 79 77 78
DEWPT               72 72 72 71 74 71 70 72 73 73 73 73 73 71 70 73 74 74 75 75
RH                  82 87 90 87 54 41 37 56 72 82 87 85 56 42 39 58 77 85 94 91
WIND DIR             E  S SW  W  W NW  W  W  W  W  W NW NW NW NW NW  N  N NE NE
WIND SPD             0  0  0  0  4  5  5  3  2  3  3  3  5  6  5  3  3  4  5  6
CLOUDS              CL CL CL FW FW SC SC SC SC FW FW FW SC SC SC B1 B1 B1 SC SC
POP 12HR                      0          20          10          20          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                             S                    S  S  S  S  S  S  C
TSTMS                                  S                    S  S  S  S  S  S  C
HEAT INDEX                     103108109 97 89         100106107 98 88
MAX HEAT               84         108   109    96         106   108    95


DATE           08/24  MON 08/25/14  TUE 08/26/14  WED 08/27/14  THU 08/28/14
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          93      73    91      71    91      71    92      71    91
TEMP          93 83   75 74 89 82   72 73 90 83   73 73 90 82   73 73 91 80
DEWPT         73 74   73 72 69 71   70 70 69 70   71 72 68 71   71 72 69 69
PWIND DIR        NE      NE    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        GN      LT    GN      LT    GN      LT    LT      LT    LT
AVG CLOUDS    B1 B2   B1 B1 B1 B1   SC SC B1 B1   SC SC SC SC   SC SC SC SC
POP 12HR         40      20    20      10    20      10    20      10    10
RAIN SHWRS     C  C    S  S  S  S          S  S          S  S
TSTMS          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

$$




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