Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 200458
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
1257 AM EDT THU JUN 20 2013

SCZ050-210900-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
1257 AM EDT THU JUN 20 2013

DATE           06/19/13      THU 06/20/13            FRI 06/21/13            SAT
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                      71          86          69          86          70
TEMP                   73 72 74 82 85 84 78 74 72 70 73 81 85 84 79 74 73 71 73
DEWPT                  70 70 70 70 70 69 68 68 69 69 69 68 68 68 69 69 69 69 69
RH                     90 93 87 67 61 61 71 82 90 97 87 65 57 59 72 84 87 93 87
WIND DIR               NW  N  N NE NE NE NE NE NE NE NE NE NE  E  E  E  E  E NE
WIND SPD                2  3  6  9 10 11  8  5  5  5  6  6  6  9 10  6  2  2  2
CLOUDS                 OV OV OV B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          30          20          30          20
QPF 12HR                   0.04           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  C  S  S  S  C  S  S  S  S  C  C  C  C  S  S  S  S  C
TSTMS                         S  S  S  C  S  S  S  S  C  C  C  C  S  S  S  S  C
HEAT INDEX                      86 90 88                84 88 87
MAX HEAT                           90    89                88    88


DATE           06/22  SUN 06/23/13  MON 06/24/13  TUE 06/25/13  WED 06/26/13
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          86      70    88      70    89      72    90      73    90
TEMP          85 79   73 74 87 80   73 74 88 81   75 76 89 82   76 77 89 82
DEWPT         69 71   70 70 69 70   70 71 70 71   72 73 71 71   73 73 71 72
PWIND DIR         E       E     E       S     S       S    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    B1 B1   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         30      10    20      10    30      10    20      10    20
RAIN SHWRS     C  C          S  S          C  C          S  S          S  S
TSTMS          C  C          S  S          C  C          S  S          S  S

$$
GAZ118-210900-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
1257 AM EDT THU JUN 20 2013

DATE           06/19/13      THU 06/20/13            FRI 06/21/13            SAT
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          70          87          69
TEMP                   74 73 75 83 86 85 79 75 73 71 74 82 86 84 79 74 72 70 73
DEWPT                  71 71 72 71 71 71 71 70 70 70 69 69 68 69 70 70 70 70 71
RH                     90 93 90 67 61 63 77 84 90 97 84 65 55 61 74 87 93100 93
WIND DIR                W NW  N  N NE  E  E  E NE NE NE NE NE  E  E  E SE  E NE
WIND SPD                2  3  5  8 10 11  6  3  3  3  5  6  8  9  9  5  3  3  4
CLOUDS                 B2 OV OV B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          30          20          30          30
QPF 12HR                   0.04           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  S  S  C  C  C  S  S  S  S  C  C  C  C  C  C  C  C  S
TSTMS                         S  C  C  C  S  S  S  S  C  C  C  C  C  C  C  C  S
HEAT INDEX                      88 91 90                85 89 88
MAX HEAT                           91    91                89    89


DATE           06/22  SUN 06/23/13  MON 06/24/13  TUE 06/25/13  WED 06/26/13
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      69    89      70    90      71    91      72    91
TEMP          86 79   72 73 88 80   73 74 89 81   74 75 90 82   75 76 90 82
DEWPT         69 71   70 71 70 71   71 72 70 72   73 73 71 73   73 73 70 72
PWIND DIR         E      SE    SE       S     S       S     S      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 B1   SC SC B1 B1   SC SC SC B1   SC SC SC B1   SC SC SC SC
POP 12HR         30      10    20      10    30      10    30      10    30
RAIN SHWRS     S  C          S  S          C  C          C  C          C  C
TSTMS          S  C          S  S          C  C          C  C          C  C

$$
SCZ050-210900-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
1257 AM EDT THU JUN 20 2013

DATE           06/19/13      THU 06/20/13            FRI 06/21/13            SAT
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                      73          83          71          83          72
TEMP                   77 74 75 80 82 81 78 74 73 72 74 80 82 81 78 75 74 73 74
DEWPT                  71 71 71 70 70 69 69 69 69 69 69 69 69 69 69 69 69 70 70
RH                     82 90 87 72 67 67 74 84 87 90 84 69 65 67 74 82 84 90 87
WIND DIR                W NW  N NE NE NE NE NE NE NE NE NE NE  E  E  E  E  E  E
WIND SPD                3  4  6  9 11 13 10  9  9  8  6  6  8 10 11  8  3  1  2
CLOUDS                 OV OV OV B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          30          20          30          30
QPF 12HR                   0.05           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  C  S  S  C  C  S  S  S  S  C  C  C  C  C  C  C  C  C
TSTMS                         S  S  C  C  S  S  S  S  C  C  C  C  C  C  C  C  C
HEAT INDEX                      83 86 84                83 85 84
MAX HEAT                           86    86                85    85


DATE           06/22  SUN 06/23/13  MON 06/24/13  TUE 06/25/13  WED 06/26/13
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          83      72    85      73    86      74    87      75    87
TEMP          82 78   74 75 84 80   75 76 85 81   76 77 86 82   77 78 86 81
DEWPT         69 71   70 70 69 70   70 71 70 71   72 73 71 72   73 73 71 72
PWIND DIR        SE       E    SE       S     S       S    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    GN      LT    GN      GN    GN
AVG CLOUDS    B1 B1   SC SC SC SC   SC SC SC SC   SC SC SC B1   SC SC SC SC
POP 12HR         30      10    20      20    20      20    20      10    20
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

$$
SCZ048-210900-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
1257 AM EDT THU JUN 20 2013

DATE           06/19/13      THU 06/20/13            FRI 06/21/13            SAT
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          86          70          86          71
TEMP                   75 73 75 82 85 84 79 74 73 71 73 82 85 84 79 75 73 72 74
DEWPT                  71 71 71 71 71 71 71 70 69 70 70 69 68 69 70 70 70 70 70
RH                     87 93 87 69 63 65 77 87 87 97 90 65 57 61 74 84 90 93 87
WIND DIR                W NW  N NE NE NE  E NE NE NE NE NE NE  E  E  E  E  E NE
WIND SPD                2  3  6  9 10 10  5  4  4  5  6  8  8  9  9  5  2  2  3
CLOUDS                 B2 OV OV OV B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          30          20          30          20
QPF 12HR                   0.05           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  C  S  S  C  C  S  S  S  S  C  C  C  C  S  S  S  S  S
TSTMS                         S  S  C  C  S  S  S  S  C  C  C  C  S  S  S  S  S
HEAT INDEX                      86 90 89                85 88 88
MAX HEAT                           90    90                88    89


DATE           06/22  SUN 06/23/13  MON 06/24/13  TUE 06/25/13  WED 06/26/13
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          85      71    87      71    88      73    89      74    89
TEMP          84 79   73 74 86 80   74 75 87 81   75 76 88 82   76 77 88 82
DEWPT         69 71   70 71 71 72   71 72 72 72   73 74 72 73   72 73 72 72
PWIND DIR         E       E    SE       S     S       S     S      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    B1 B1   SC SC B1 B1   SC SC SC SC   SC SC SC B1   SC SC SC SC
POP 12HR         30      10    20      10    30      10    20      10    20
RAIN SHWRS     S  C          S  S          C  C          S  S          S  S
TSTMS          S  C          S  S          C  C          S  S          S  S

$$
SCZ043-210900-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
1257 AM EDT THU JUN 20 2013

DATE           06/19/13      THU 06/20/13            FRI 06/21/13            SAT
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          87          68          87          69
TEMP                   73 71 73 82 86 84 78 73 71 69 72 82 86 84 79 74 72 70 73
DEWPT                  70 69 69 69 68 68 68 68 68 68 68 67 67 67 67 68 68 69 69
RH                     90 93 87 65 55 59 71 84 90 97 87 61 53 57 67 82 87 97 87
WIND DIR               NE  N  N NE NE NE NE NE NE NE NE NE NE  E  E  E NE NE NE
WIND SPD                3  5  8  9 10 10  6  4  3  4  6  8  9  9  8  4  2  2  3
CLOUDS                 OV B2 B2 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          30          10          20          20
QPF 12HR                   0.02           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  C     S  S  C              S  S  S  S  S  S  S  S  S
TSTMS                            S  S  C              S  S  S  S  S  S  S  S  S
HEAT INDEX                      85 89 87                85 89 87
MAX HEAT                           89    89                89    89


DATE           06/22  SUN 06/23/13  MON 06/24/13  TUE 06/25/13  WED 06/26/13
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      69    90      70    91      71    92      72    92
TEMP          86 79   72 73 89 81   73 74 90 82   74 75 91 83   75 76 91 83
DEWPT         68 70   69 70 69 70   70 71 70 71   72 72 70 72   72 72 70 71
PWIND DIR         E       E     E       S     S       S    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 B1   B1 SC B1 B1   SC SC SC B1   SC SC SC SC   SC SC SC SC
POP 12HR         30      10    20      10    30      10    30      10    30
RAIN SHWRS     S  C          S  S          C  C          C  C          C  C
TSTMS          S  C          S  S          C  C          C  C          C  C

$$
GAZ099-210900-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
1257 AM EDT THU JUN 20 2013

DATE           06/19/13      THU 06/20/13            FRI 06/21/13            SAT
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          68          88          69
TEMP                   74 71 73 83 87 85 79 74 71 69 72 82 87 85 79 74 72 70 73
DEWPT                  70 70 70 70 69 69 69 68 67 68 68 67 66 66 67 68 69 69 69
RH                     87 97 90 65 55 59 72 82 87 97 87 61 50 53 67 82 90 97 87
WIND DIR                N NE NE NE NE NE  E  E  E NE NE NE NE NE  E  E  E  E NE
WIND SPD                3  4  6  9 10 10  6  4  3  4  6  9 10  9  6  4  3  3  4
CLOUDS                 B2 OV OV B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     20          30          20          20          20
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  S     S  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S
TSTMS                            S  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                      87 91 89                85 89 87
MAX HEAT                           91    91                89    89


DATE           06/22  SUN 06/23/13  MON 06/24/13  TUE 06/25/13  WED 06/26/13
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      69    90      70    91      71    92      72    92
TEMP          86 79   72 73 89 81   73 74 90 82   74 75 91 83   75 76 91 83
DEWPT         67 70   68 69 67 68   70 71 68 69   71 72 68 70   71 72 68 70
PWIND DIR         E       E     E       S     S       S    SW       S    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 B1   B1 SC B1 B1   SC SC B1 B1   SC SC SC SC   SC SC SC SC
POP 12HR         30      10    30      10    30      10    30      10    30
RAIN SHWRS     S  C          C  C          C  C          C  C          C  C
TSTMS          S  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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