Point Forecast Matrices
Issued by NWS Charleston, SC

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000
FOUS52 KCHS 211745
PFMCHS

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

SCZ050-212100-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
145 PM EDT THU AUG 21 2014

DATE             THU 08/21/14            FRI 08/22/14            SAT 08/23/14
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          76          98          77          98
TEMP                   95 95 86 80 77 77 78 91 97 96 86 81 78 77 80 91 97 96 86
DEWPT                  74 72 74 75 76 76 76 74 72 72 75 76 75 75 75 75 73 73 75
RH                     51 48 68 85 97 97 94 58 45 46 70 85 91 94 85 60 46 48 70
WIND DIR               NW  W SW SW SW SW  W  W  W SW  S SW SW  W  W NW NW SE NE
WIND SPD                3  6  3  3  3  3  3  4  6  8  5  4  5  4  4  3  8  2  2
CLOUDS                 FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC B1 B1 B1
POP 12HR                     10           5          20          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                      S  S                    S  S  C
TSTMS                                           S  S                    S  S  C
HEAT INDEX            106104 94 85         101106105 95 87       85102107106 95
MAX HEAT              106   107    90         106   107    92    85   107   109
HEAT                    Y  Y


DATE          SUN 08/24/14  MON 08/25/14  TUE 08/26/14  WED 08/27/14
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          76    90      72    87      71    89      71    89
TEMP          78 77 90 79   74 74 86 79   72 73 88 80   73 73 89 80
DEWPT         75 73 73 74   71 71 70 70   70 69 69 71   71 71 70 72
PWIND DIR         E    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        LT    GN      LT    GN      LT    GN      GN    GN
AVG CLOUDS    SC SC B1 B1   SC B1 B1 B1   SC SC B1 B1   SC SC B1 B1
POP 12HR         30    30      20    20      10    20      10    20
RAIN SHWRS     C  C  C  C    S  S  S  S          S  S          S  S
TSTMS          C  C  C  C    S  S  S  S          S  S          S  S

$$
GAZ118-212100-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
145 PM EDT THU AUG 21 2014

DATE             THU 08/21/14            FRI 08/22/14            SAT 08/23/14
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          76         100          76          99
TEMP                   94 98 89 81 78 76 78 93 99 99 88 82 79 77 78 92 98 97 87
DEWPT                  71 72 73 74 74 74 75 74 72 72 75 75 75 74 74 75 73 72 75
RH                     47 43 59 79 88 94 91 54 42 42 66 79 88 90 88 58 45 45 68
WIND DIR               SW  S  S  S  S SW SW  W  W  S  S  S SW SW  W NW NW  S  S
WIND SPD                8  4  3  2  2  2  3  5  5  5  4  3  3  2  3  5  8  3  1
CLOUDS                 FW SC FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR                     10           5          20          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                         S                    S  S  S
TSTMS                                              S                    S  S  S
HEAT INDEX            101107 97 86         103109109 98 89         103109106 96
MAX HEAT              101   107    93         109   109    94         109   109
HEAT                    Y  Y


DATE          SUN 08/24/14  MON 08/25/14  TUE 08/26/14  WED 08/27/14
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          77    93      74    89      73    89      73    90
TEMP          80 79 93 83   77 75 87 81   74 74 89 82   76 75 90 82
DEWPT         74 75 74 75   73 73 72 73   72 72 72 72   72 72 72 74
PWIND DIR        NE    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC B1 B1   B1 B1 B1 B1   B1 SC B1 B1   SC SC B1 B1
POP 12HR         20    30      20    30      20    20      10    30
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  S  S          C  C
TSTMS          S  S  C  C    S  S  C  C    S  S  S  S          C  C

$$
SCZ050-212100-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
145 PM EDT THU AUG 21 2014

DATE             THU 08/21/14            FRI 08/22/14            SAT 08/23/14
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                      95          78          95          79          95
TEMP                   92 92 85 81 79 78 79 90 95 93 86 83 81 80 81 91 95 94 86
DEWPT                  75 75 75 76 77 77 76 75 73 74 76 76 76 76 76 75 74 74 75
RH                     58 58 72 85 94 97 91 62 49 54 72 80 85 88 85 60 51 53 70
WIND DIR               SW SW  S SW SW SW  W  W SW SW  S SW SW  W  W NW  W  S  S
WIND SPD                5  9  5  6  6  5  5  5  6  9  8  8  8  6  5  4  5  5  3
CLOUDS                 FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC B1 B1
POP 12HR                      5           5          20          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                         S                    S  S  C
TSTMS                                              S                    S  S  C
HEAT INDEX            103103 94 87         101105103 96 91 87 86 87102106105 95
MAX HEAT              105   103    93         105   105    94    87   106   106
HEAT                    Y  Y


DATE          SUN 08/24/14  MON 08/25/14  TUE 08/26/14  WED 08/27/14
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          77    86      75    86      74    86      74    88
TEMP          81 78 86 79   76 76 85 80   75 75 86 81   76 76 87 81
DEWPT         75 74 74 74   72 71 70 70   70 70 70 71   71 72 71 72
PWIND DIR         E    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        LT    GN      GN    BZ      GN    BZ      GN    GN
AVG CLOUDS    SC SC B1 B1   SC B1 B1 B1   SC SC B1 B1   SC SC B1 B1
POP 12HR         30    30      20    20      20    20      20    20
RAIN SHWRS     C  C  C  C    S  S  S  S    S  S  S  S    S  S  S  S
TSTMS          C  C  C  C    S  S  S  S    S  S  S  S    S  S  S  S

$$
SCZ048-212100-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
145 PM EDT THU AUG 21 2014

DATE             THU 08/21/14            FRI 08/22/14            SAT 08/23/14
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          77         100          78          99
TEMP                   93 96 88 83 80 78 79 92 99 98 89 84 81 79 80 92 98 97 88
DEWPT                  74 74 74 75 76 75 76 75 73 73 76 76 76 75 75 75 74 74 76
RH                     54 49 63 77 88 91 91 58 44 45 66 77 85 88 85 58 47 48 68
WIND DIR               NW SE  S  S  S SW SW  W  W SW  S  S  S SW  W NW NW  S  S
WIND SPD                5  4  3  3  3  3  3  5  5  4  3  3  4  3  3  4  6  4  2
CLOUDS                 FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC B1 B1 B1
POP 12HR                     10           5          20          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                         S                    S  S  S
TSTMS                                              S                    S  S  S
HEAT INDEX            103107 97 90 86      103110109100 93 87    85103110109 99
MAX HEAT              103   107    95         110   110    98    85   110   111
HEAT                    Y  Y


DATE          SUN 08/24/14  MON 08/25/14  TUE 08/26/14  WED 08/27/14
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          78    91      74    88      73    89      73    89
TEMP          81 79 91 82   77 75 87 80   75 74 88 81   75 75 89 81
DEWPT         75 75 75 75   73 72 71 72   72 71 71 72   71 72 71 73
PWIND DIR        NE    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B1 SC B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   SC SC B1 B1
POP 12HR         20    30      20    20      20    20      10    20
RAIN SHWRS     S  S  C  C    S  S  S  S    S  S  S  S          S  S
TSTMS          S  S  C  C    S  S  S  S    S  S  S  S          S  S

$$
SCZ043-212100-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
145 PM EDT THU AUG 21 2014

DATE             THU 08/21/14            FRI 08/22/14            SAT 08/23/14
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          75         100          76          99
TEMP                   95 98 88 80 77 75 77 91 98 99 89 81 78 76 78 92 99 97 87
DEWPT                  71 70 71 72 73 73 74 74 71 71 73 73 73 73 73 74 72 72 74
RH                     46 41 57 77 87 94 90 58 42 41 59 77 85 90 85 56 42 45 65
WIND DIR               NW NW  N  E  S SW SW  W  W  W NW SW  S  W  W NW NW SE  N
WIND SPD                6  6  1  1  1  2  2  4  8  5  1  1  2  1  3  3  8  1  1
CLOUDS                 FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC B1 B1 B1
POP 12HR                      5           5          20          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                      S  S                    S  S  S
TSTMS                                           S  S                    S  S  S
HEAT INDEX            103105 94 84         101106108 97 86         102109106 95
MAX HEAT              103   107    90         106   109    93         109   109
HEAT                    Y  Y


DATE          SUN 08/24/14  MON 08/25/14  TUE 08/26/14  WED 08/27/14
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    92      71    88      69    89      69    89
TEMP          78 77 91 81   73 72 87 80   71 71 89 80   71 72 89 80
DEWPT         74 73 74 74   71 70 69 70   70 69 70 70   70 70 69 71
PWIND DIR         N    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        LT    GN      LT    GN      LT    GN      LT    LT
AVG CLOUDS    B1 SC B1 B1   B1 B1 B1 B1   SC SC B1 SC   SC SC SC B1
POP 12HR         20    40      20    20      10    20      10    20
RAIN SHWRS     S  S  C  C    S  S  S  S          S  S          S  S
TSTMS          S  S  C  C    S  S  S  S          S  S          S  S

$$
GAZ099-212100-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
145 PM EDT THU AUG 21 2014

DATE             THU 08/21/14            FRI 08/22/14            SAT 08/23/14
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                     100          76         102          76         100
TEMP                   95 99 90 82 78 76 78 93100101 90 83 80 77 79 92 98 99 89
DEWPT                  70 69 69 69 70 71 74 74 70 68 72 73 72 72 73 74 69 68 71
RH                     45 38 50 65 76 85 88 54 38 35 56 72 77 85 82 56 39 37 56
WIND DIR               NW  N NE SE  S SW  W NW NW  W  W  W  W  W NW NW NW  W NW
WIND SPD                6  6  2  1  1  1  2  4  5  5  2  2  2  2  3  6  6  1  2
CLOUDS                 FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC B1 B1
POP 12HR                      5           5          20          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                         S                    S  S  S
TSTMS                                              S                    S  S  S
HEAT INDEX            102106 95 85         103108107 97 89 84      102104105 95
MAX HEAT              102   106    91         108   109    94         105   106
HEAT                    Y  Y


DATE          SUN 08/24/14  MON 08/25/14  TUE 08/26/14  WED 08/27/14
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          77    95      73    91      71    91      71    92
TEMP          80 78 94 84   75 74 89 82   72 73 90 83   73 73 90 82
DEWPT         73 75 73 74   72 72 69 71   70 70 69 70   71 72 68 71
PWIND DIR         N    NE      NE    NE      NE    NE      NE    NE
WIND CHAR        GN    GN      LT    GN      LT    LT      LT    LT
AVG CLOUDS    B1 SC B1 B1   B1 B1 B1 B1   B1 SC B1 B1   SC SC SC SC
POP 12HR         20    40      20    20      10    20      10    20
RAIN SHWRS     S  S  C  C    S  S  S  S          S  S          S  S
TSTMS          S  S  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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