Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 200850
PFMCHS

Point Forecast Matrices
National Weather Service Charleston SC
450 AM EDT Fri Apr 20 2018

SCZ050-210000-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
450 AM EDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      69          47          72          51          71
Temp          50 47 58 65 68 59 52 49 47 51 64 70 70 63 58 55 53 53 65 70 70 66
Dewpt         32 32 31 31 34 35 42 43 43 44 42 43 44 45 47 48 49 50 51 51 53 53
RH            50 56 36 28 28 40 69 80 86 77 45 38 39 52 67 77 86 89 60 51 55 63
Wind dir      NE NE NE NE  E  E  E NE NE NE  E  E  E  E  E  E  E NE  E  E  E  E
Wind spd      13 13 14 10  9  6  4  4  5  6 12 11 11  9  5  4  4  6 11 12 12 10
Clouds        FW FW CL CL CL CL CL CL CL CL FW FW FW FW FW FW SC B1 B1 B2 OV OV
PoP 12hr                      0           0           0           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S  L


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          59    70      60    74      60    76      58    77
Temp          61 60 69 66   62 62 73 68   63 62 75 68   61 60 76 69
Dewpt         56 58 61 61   61 61 61 60   59 58 58 58   56 54 53 56
PWind dir         E     E       E     S      SW     W       W     W
Wind char        GN    BZ      GN    GN      LT    LT      LT    GN
Avg clouds    OV OV OV OV   OV OV B2 B1   B1 SC B1 SC   SC SC SC SC
PoP 12hr         60    80      70    40      30    20      10    10
Rain shwrs     L  L  D  D    L  L  C  C    C  C  S  S

$$
GAZ118-210000-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
450 AM EDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      70          49          73          54          72
Temp          54 51 61 67 70 62 55 51 49 51 66 71 71 65 60 58 56 56 66 71 71 67
Dewpt         35 34 34 35 36 41 44 44 44 46 46 46 47 49 50 51 52 52 54 55 56 57
RH            48 52 36 30 29 46 66 77 83 83 48 41 42 56 69 77 86 86 65 57 59 70
Wind dir      NE NE NE NE  E  E  E NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd      12 12 14 12 10  8  4  4  5  6 12 12 13 11  8  6  5  8 11 13 13 13
Clouds        B1 SC FW FW CL CL CL CL CL FW FW SC SC SC SC SC B1 B2 OV OV OV OV
PoP 12hr                      0           0           0           5          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  C  C  L


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          60    72      61    76      59    78      56    78
Temp          62 61 71 67   63 63 75 69   62 61 77 68   60 59 76 68
Dewpt         59 60 63 62   61 61 59 60   58 57 57 57   55 53 53 56
PWind dir         E     E      SE    SW       W     W       W     W
Wind char        GN    BZ      GN    GN      LT    LT      LT    GN
Avg clouds    OV OV OV OV   B2 B2 B2 B1   B1 SC SC SC   SC SC SC SC
PoP 12hr         70    80      60    40      20    20      10    10
Rain shwrs     L  L  D  D    L  L  C  C    S  S  S  S

$$
SCZ050-210000-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
450 AM EDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      64          50          68          54          70
Temp          52 50 57 62 64 58 54 53 51 54 62 67 67 62 58 57 55 56 65 69 69 66
Dewpt         35 34 34 34 36 39 44 45 44 46 44 45 46 47 48 49 50 51 52 53 54 55
RH            52 54 42 35 35 49 69 74 77 74 52 45 47 58 69 75 83 83 63 57 59 68
Wind dir      NE NE NE NE  E  E  E NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd      18 17 18 12 11  9  8  8  9 10 13 13 12 10  8  6  6  9 13 13 13 12
Clouds        FW FW CL CL CL CL CL CL CL CL FW FW FW FW FW FW SC B1 B2 B2 OV OV
PoP 12hr                      0           0           0           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S  L


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          61    69      61    73      61    75      59    76
Temp          63 62 68 65   63 62 72 68   63 63 74 68   62 61 75 69
Dewpt         57 59 61 62   62 62 62 61   60 59 59 59   57 54 55 57
PWind dir         E     E      SE     S      SW     W       W     W
Wind char        GN    BZ      BZ    GN      GN    GN      GN    GN
Avg clouds    OV OV OV OV   OV OV B2 B1   SC SC B1 SC   SC SC SC SC
PoP 12hr         60    80      70    40      30    20      10    10
Rain shwrs     L  L  D  D    L  L  C  C    C  C  S  S

$$
SCZ048-210000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
450 AM EDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      69          49          72          54          71
Temp          53 50 59 65 68 60 54 52 50 52 65 70 70 64 60 57 55 56 66 70 70 66
Dewpt         34 33 33 34 37 41 44 44 44 46 45 46 47 49 49 50 51 52 54 54 55 56
RH            48 52 37 31 32 49 69 74 80 80 48 42 44 58 67 77 86 86 65 57 59 70
Wind dir      NE NE NE NE  E  E  E NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd      16 14 14 11  9  8  5  5  6  6 11 12 11 10  8  5  5  8 11 12 13 12
Clouds        SC SC CL FW CL CL CL CL CL CL FW SC SC FW FW SC SC B1 B2 OV OV OV
PoP 12hr                      0           0           0           5          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  C  C  L


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          60    70      60    74      59    76      57    78
Temp          62 61 69 66   62 62 73 67   62 61 75 68   61 60 77 69
Dewpt         58 60 62 62   62 62 60 61   59 57 58 58   56 53 53 57
PWind dir         E     E      SE     S       W     W       W     W
Wind char        GN    BZ      GN    GN      LT    LT      GN    GN
Avg clouds    OV OV OV OV   OV B2 B2 B1   B1 SC SC SC   SC SC SC SC
PoP 12hr         70    80      60    40      30    20      10    10
Rain shwrs     L  L  D  D    L  L  C  C    C  C  S  S

$$
SCZ043-210000-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
450 AM EDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      70          44          73          49          71
Temp          48 46 58 66 70 61 51 47 45 48 64 71 71 62 56 54 51 52 64 69 70 64
Dewpt         31 31 30 29 31 35 39 40 40 42 40 41 42 44 45 46 46 48 51 51 52 53
RH            51 55 34 25 23 38 63 76 82 80 41 34 35 52 66 74 83 86 63 53 53 67
Wind dir      NE NE NE NE NE NE  E NE NE NE  E  E  E SE  E  E  E NE  E  E  E  E
Wind spd      11 11 12  8  6  4  2  2  3  4  9  8  8  6  5  3  4  5  9  9 11 10
Clouds        FW CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW SC B1 B2 B2 OV OV
PoP 12hr                      0           0           0           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S  L


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          56    69      58    74      57    77      54    78
Temp          59 58 68 64   60 60 73 67   60 59 76 67   58 57 76 67
Dewpt         55 57 60 60   59 60 59 60   57 56 56 57   54 52 52 55
PWind dir         E     E       E     S       W     W       W     W
Wind char        GN    BZ      GN    LT      LT    LT      LT    GN
Avg clouds    OV OV OV OV   OV OV B2 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         60    80      70    40      30    20      10    10
Rain shwrs     L  L  D  D    L  L  C  C    C  C  S  S

$$
GAZ099-210000-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
450 AM EDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      72          45          75          54          71
Temp          51 49 61 67 72 64 54 50 47 48 66 73 73 66 61 58 56 56 66 70 70 66
Dewpt         34 33 32 32 34 38 40 41 41 42 42 43 45 48 50 50 50 51 54 54 55 56
RH            52 54 33 27 25 38 59 71 79 80 42 34 37 52 67 75 80 83 65 57 59 70
Wind dir      NE NE NE NE NE NE  E  E NE  E  E  E  E SE  E  E  E  E  E  E  E  E
Wind spd      11 12 13 10  8  4  2  2  3  5 11  9  8  8  6  5  5  6 12 12 13 12
Clouds        FW FW CL CL CL CL CL CL CL CL FW FW FW FW SC SC B1 B2 OV OV OV OV
PoP 12hr                      0           0           0          10          40
QPF 12hr                      0           0           0           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  C  C  D


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          59    72      59    75      57    77      55    77
Temp          61 61 71 66   61 61 74 67   60 59 76 67   59 58 75 67
Dewpt         58 60 62 62   61 60 59 58   57 56 56 57   54 53 53 55
PWind dir         E     E      SE    SW      NW     W       W     W
Wind char        GN    GN      LT    GN      LT    GN      LT    GN
Avg clouds    OV OV OV OV   B2 B2 B2 B1   B1 SC B1 SC   SC SC SC SC
PoP 12hr         80    80      60    40      20    20      10    10
Rain shwrs     D  D  D  D    L  L  C  C    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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