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 18 19 20 21 22 23 24 25
000
FOUS52 KCHS 171925
PFMCHS

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
325 PM EDT WED SEP 17 2014

SCZ050-180900-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
325 PM EDT WED SEP 17 2014

DATE           09/17/14      THU 09/18/14            FRI 09/19/14            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          84          67          81          65
TEMP          85 78 74 72 70 70 80 84 82 75 72 70 68 69 78 81 79 73 69 67 66 67
DEWPT         71 70 69 68 68 68 68 68 67 67 67 67 67 67 66 66 66 66 66 66 66 66
RH            63 76 84 87 93 93 67 59 61 76 84 90 97 93 67 60 64 79 90 97100 97
WIND DIR       E SE  E  N  N  N NE NE  E  E  E NE NE NE NE  E  E NE NE NE NE NE
WIND SPD       6  2  2  2  3  4  4  5  5  5  4  4  5  6  9 10 10  9  6  6  6  8
CLOUDS        B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          20          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     S  S  S     S     S  C  C  C  C  S  S  S  S  C
TSTMS          C  C  S  S           S  S              C  C  C  C              C
OBVIS                     PF PF
HEAT INDEX    90                83 87 85                   83
MAX HEAT         91                87    87                83    83


DATE           09/20  SUN 09/21/14  MON 09/22/14  TUE 09/23/14  WED 09/24/14
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          81      66    83      68    85      68    83      67    81
TEMP          80 73   68 67 82 74   69 69 84 75   70 69 83 74   69 67 78 71
DEWPT         67 67   67 66 66 67   68 68 66 67   68 68 66 67   65 65 64 65
PWIND DIR        NE      NE    NE      SW    SW       W     E      NE    NE
WIND CHAR        GN      LT    LT      LT    LT      LT    LT      GN    GN
AVG CLOUDS    B1 B1   B1 B1 B1 SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B1 SC
POP 12HR         40      10    10      10    20      20    20      10    20
RAIN SHWRS     C  C                        S  S    S  S  S  S          S  S
TSTMS          C  C                        S  S    S  S  S  S          S  S

$$
GAZ118-180900-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
325 PM EDT WED SEP 17 2014

DATE           09/17/14      THU 09/18/14            FRI 09/19/14            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          85          68          82          66
TEMP          86 79 75 72 70 70 82 85 84 76 73 71 69 69 79 82 81 74 71 68 67 67
DEWPT         71 71 70 70 69 69 68 69 69 69 69 69 69 69 68 68 68 68 68 67 67 66
RH            61 77 84 93 97 97 63 59 61 79 87 93100100 69 63 65 82 90 97100 97
WIND DIR       N SE  S SW NW  N NE NE  E  E  E NE NE NE NE  E  E  E NE NE NE NE
WIND SPD       4  3  2  2  2  2  4  4  4  4  3  3  4  5  8  9  9  8  6  6  6  8
CLOUDS        SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          10          20          30          20
QPF 12HR                   0.02           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     C  C  S  S                          S  C  C  C  C  S  S  S  S  C
TSTMS          C  C  S  S                             C  C  C  C              C
OBVIS                     PF PF
HEAT INDEX    91                85 89 88                   85 84
MAX HEAT         94                89    89                85    85


DATE           09/20  SUN 09/21/14  MON 09/22/14  TUE 09/23/14  WED 09/24/14
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          82      66    83      68    86      68    85      67    82
TEMP          81 75   68 67 82 76   70 69 85 77   71 69 84 76   70 68 80 74
DEWPT         68 68   68 67 68 69   69 69 67 69   69 68 67 69   66 67 65 66
PWIND DIR        NE      NE    NE      SW     S      SW    NE      NE    NE
WIND CHAR        GN      LT    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    B1 B1   B1 B1 B1 SC   SC SC SC SC   SC SC B1 B1   B1 B1 B1 SC
POP 12HR         30      10    20      10    20      20    20      10    20
RAIN SHWRS     C  C          S  S          S  S    S  S  S  S          S  S
TSTMS          C  C          S  S          S  S    S  S  S  S          S  S

$$
SCZ050-180900-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
325 PM EDT WED SEP 17 2014

DATE           09/17/14      THU 09/18/14            FRI 09/19/14            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          82          70          80          68
TEMP          83 78 76 74 73 73 79 82 81 76 74 72 71 70 78 80 79 74 72 70 69 69
DEWPT         72 71 70 69 69 68 68 68 68 67 68 68 68 67 67 67 67 67 67 67 67 67
RH            70 79 82 84 87 84 69 63 65 74 82 87 90 90 69 65 67 79 84 90 93 93
WIND DIR       E SE  E  N  N  N NE  E  E  E  E  E NE NE  E  E  E  E NE NE NE NE
WIND SPD       9  2  3  3  3  3  5  6  6  6  5  4  6  8 11 12 12 11 10  9  9 10
CLOUDS        B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B2 B1 B1 B1 B1
POP 12HR                     30          20          30          30          20
QPF 12HR                   0.03           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     C  C  S  S  S     S  S  S  S  S  S  C  C  C  C  C  S  S  S  S  C
TSTMS          C  C  S  S           S  S  S           C  C  C  C              C
OBVIS                     PF PF
HEAT INDEX    88                   85 84                   82
MAX HEAT         90                85    85                82    82


DATE           09/20  SUN 09/21/14  MON 09/22/14  TUE 09/23/14  WED 09/24/14
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          80      67    81      69    82      69    81      68    80
TEMP          80 75   70 68 81 75   72 71 82 76   72 71 81 76   71 69 78 73
DEWPT         68 68   68 67 67 68   68 68 67 68   69 68 67 67   66 66 65 66
PWIND DIR        NE      NE    NE      SW    SW      SW     E      NE    NE
WIND CHAR        GN      GN    LT      LT    LT      LT    LT      GN    GN
AVG CLOUDS    B1 B1   B1 B1 B1 SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B1 SC
POP 12HR         40      20    10      10    20      20    30      20    20
RAIN SHWRS     C  C    S  S                S  S    S  S  C  C    S  S  S  S
TSTMS          C  C                        S  S    S  S  C  C    S  S  S  S

$$
SCZ048-180900-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
325 PM EDT WED SEP 17 2014

DATE           09/17/14      THU 09/18/14            FRI 09/19/14            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                      70          84          68          81          66
TEMP          86 79 75 73 70 71 81 84 82 75 73 71 69 70 78 81 79 74 71 69 67 68
DEWPT         71 71 70 70 69 69 69 69 69 69 69 68 68 68 68 67 68 68 67 67 67 67
RH            61 77 84 90 97 93 67 61 65 82 87 90 97 93 71 63 69 82 87 93100 97
WIND DIR      NE SE NE NW  N  N NE NE NE  E NE NE NE NE NE  E  E NE NE NE NE  N
WIND SPD       3  2  2  1  2  3  4  5  5  4  3  3  4  5  8  9  9  9  8  6  8  9
CLOUDS        B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          20          30          30          20
QPF 12HR                   0.03           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     C  C  S  S           S  S           S  C  C  C  C  S  S  S  S  C
TSTMS          C  C  S  S           S  S              C  C  C  C              C
OBVIS                     PF PF
HEAT INDEX    91                84 88 85                   83
MAX HEAT         94                88    88                83    84


DATE           09/20  SUN 09/21/14  MON 09/22/14  TUE 09/23/14  WED 09/24/14
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          81      66    82      68    85      68    84      67    81
TEMP          80 74   69 67 82 75   71 70 84 77   72 70 83 76   71 68 79 73
DEWPT         68 68   68 67 68 69   69 69 68 69   69 69 67 68   66 66 65 66
PWIND DIR        NE      NE    NE      SW     S      SW    NE      NE    NE
WIND CHAR        GN      LT    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    B1 B1   B1 B1 B1 SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B1 SC
POP 12HR         30      10    10      10    20      20    20      10    20
RAIN SHWRS     C  C                        S  S    S  S  S  S          S  S
TSTMS          C  C                        S  S    S  S  S  S          S  S

$$
SCZ043-180900-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
325 PM EDT WED SEP 17 2014

DATE           09/17/14      THU 09/18/14            FRI 09/19/14            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                      66          85          65          81          63
TEMP          85 77 72 70 67 67 79 85 83 74 70 67 66 66 77 81 79 72 68 65 64 65
DEWPT         70 70 69 68 67 67 67 67 67 67 67 67 66 66 66 66 66 66 65 65 64 64
RH            61 79 90 93100100 67 55 59 79 90100100100 69 60 64 81 90100100 97
WIND DIR      NE  S  E NE NE NE NE NE NE  E NE NE NE NE NE  E NE NE NE NE NE NE
WIND SPD       1  2  1  2  2  3  4  5  5  4  3  3  4  5  8  8  8  6  5  5  5  6
CLOUDS        B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          10          20          20          10
QPF 12HR                   0.04           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     C  C  S                                S  S  S  S              S
TSTMS          C  C  S                                S  S  S  S              S
OBVIS                     PF PF
HEAT INDEX    90                   88 86                   83
MAX HEAT         93                88    88                83    83


DATE           09/20  SUN 09/21/14  MON 09/22/14  TUE 09/23/14  WED 09/24/14
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          81      64    83      66    86      66    83      65    81
TEMP          80 73   67 65 82 74   68 67 85 75   69 67 83 74   68 65 78 69
DEWPT         66 66   67 65 66 67   67 67 66 68   68 67 65 66   65 65 63 64
PWIND DIR        NE      NE    NE      SW    SW      SW     E      NE    NE
WIND CHAR        GN      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 B1   B1 SC SC SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B1 SC
POP 12HR         20      10    10      10    20      10    20      10    10
RAIN SHWRS     S  S                        S  S          S  S
TSTMS          S  S                        S  S          S  S

$$
GAZ099-180900-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
325 PM EDT WED SEP 17 2014

DATE           09/17/14      THU 09/18/14            FRI 09/19/14            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                      67          86          67          84          65
TEMP          87 78 73 71 68 68 80 86 86 77 72 69 68 68 78 83 83 75 70 67 66 66
DEWPT         70 70 69 68 67 67 67 67 67 68 67 67 67 67 67 67 67 68 67 65 65 65
RH            57 76 87 90 97 97 65 53 53 74 84 93 97 97 69 59 59 79 90 93 97 97
WIND DIR      NW SW NW  N  N  N  N NE NE NE  E  E NE NE NE  E  E  E NE NE NE NE
WIND SPD       3  1  2  2  2  1  3  4  4  4  3  3  3  4  6  8  8  5  5  5  6  6
CLOUDS        SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     30          10          20          20          10
QPF 12HR                   0.02           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     C  C  S                                S  S  S  S
TSTMS          C  C  S                                S  S  S  S
OBVIS                     PF PF
HEAT INDEX    92                82 89 89                   86 86
MAX HEAT         94                89    89                86    87


DATE           09/20  SUN 09/21/14  MON 09/22/14  TUE 09/23/14  WED 09/24/14
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          82      65    85      67    87      67    86      66    83
TEMP          80 74   68 66 83 75   69 68 85 78   70 68 84 76   68 66 81 73
DEWPT         66 67   66 66 67 68   67 67 66 68   67 66 64 67   64 65 64 64
PWIND DIR        NE      NE     N      SW    SW      SW     N      NE    NE
WIND CHAR        GN      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC   SC SC SC SC   SC SC SC SC   SC SC B1 B1   B1 B1 B1 SC
POP 12HR         10      10    10      10    20      10    20      10    10
RAIN SHWRS                                 S  S          S  S
TSTMS                                      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.