Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 221532
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Point Forecast Matrices
National Weather Service Charleston SC
1131 AM EDT Sun Oct 22 2017

SCZ050-222100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
1131 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      81          70          81          64          77
Temp                   81 77 71 70 72 72 72 78 80 78 76 75 70 66 64 70 76 75 64
Dewpt                  68 68 70 70 69 69 69 70 71 71 71 70 68 66 63 61 59 58 57
RH                     65 74 97100 90 90 90 76 74 79 85 84 93100 97 73 56 55 78
Wind dir                E  E  E  E SE SE SE SE  S  S  S  S SW SW  W  W  W  W  W
Wind spd               10 10  8  6  6  8  9 13 13 12 11 11 11  9  8  8 10  9  5
Clouds                 B1 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV B2 B1 SC FW FW FW
PoP 12hr                     40          40          80          80          10
QPF 12hr                   0.03        0.11        0.54        0.46           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  S  S  C  C  C  L  D  D  D  D  L  L
Tstms                                           C  C  C  C


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          51    67      46    69      50    75      57    76
Temp          59 52 65 55   49 47 68 56   53 51 73 62   59 58 76 65
Dewpt         49 43 41 42   42 41 45 47   48 46 53 54   57 55 62 61
PWind dir         W     W       W    NW       W     E       E    SE
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW FW CL FW   FW CL FW FW   SC SC B1 B1
PoP 12hr          5     5       0     0       0     5      10    20
Rain shwrs                                                     S  S

$$
GAZ118-222100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
1131 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      82          72          81          61          77
Temp                   81 79 73 72 73 74 74 79 81 78 74 72 68 64 62 70 75 76 65
Dewpt                  70 71 71 71 71 71 71 72 72 71 70 68 66 62 59 57 56 53 53
RH                     69 77 93 97 93 90 90 79 74 79 87 87 93 93 90 63 52 45 65
Wind dir                E  E  E  E SE SE SE SE  S  S  S  S SW  W  W  W  W  W  W
Wind spd               10 10  6  6  8  8  8 10 11 11 11 10  9  8  6  9 10  9  5
Clouds                 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 SC SC FW FW FW
PoP 12hr                     40          60          80          80          10
QPF 12hr                   0.09        0.11        0.39        0.27           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  S  S  C  C  L  L  L  L  D  D  C  C
Tstms                                     S  S  C  C  C  C


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          49    68      45    70      49    76      57    77
Temp          57 49 66 56   49 46 68 59   52 51 75 65   60 58 77 65
Dewpt         45 41 41 42   42 40 45 47   47 45 52 55   57 56 63 61
PWind dir         W     W       W     W      NW     E       E    SE
Wind char        GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW CL CL FW   CL FW FW SC   SC SC B1 B1
PoP 12hr          5     0       0     0       0     5      10    20
Rain shwrs                                                     S  S

$$
SCZ050-222100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
1131 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      80          72          79          66          77
Temp                   80 77 73 73 73 73 73 78 79 77 75 73 70 67 66 71 76 75 65
Dewpt                  69 69 70 71 70 69 69 71 71 71 71 70 69 67 64 61 59 58 57
RH                     69 76 90 93 90 87 87 79 77 82 87 90 97100 93 71 56 55 75
Wind dir                E  E SE SE SE SE SE SE  S  S  S  S  S SW  W  W  W  W  W
Wind spd               11 11 10  9 10 10 11 16 16 14 14 16 16 13 11  9 10 10  9
Clouds                 B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV B2 B1 SC FW FW FW
PoP 12hr                     40          40          80          80          10
QPF 12hr                   0.04        0.12        0.52        0.48           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  S  S  C  C  C  L  D  L  D  D  L  L
Tstms                                           C  C  C  C


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          54    68      49    69      53    75      60    76
Temp          59 54 66 57   51 49 67 58   55 54 73 64   61 60 75 66
Dewpt         50 43 41 43   44 42 44 48   49 47 53 56   58 57 62 61
PWind dir         W     W       W    NW      SW     E      SE    SE
Wind char        GN    GN      GN    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW FW CL FW   FW CL FW FW   SC SC B1 B1
PoP 12hr         10     5       0     0       0     5      10    20
Rain shwrs                                                     S  S

$$
SCZ048-222100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
1131 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      81          71          80          62          77
Temp                   81 78 72 72 73 73 73 77 80 77 73 73 70 65 63 70 76 75 65
Dewpt                  69 70 70 70 70 70 70 72 72 71 71 70 68 63 59 57 56 54 53
RH                     67 76 93 93 90 90 90 85 77 82 93 90 93 93 87 63 50 48 65
Wind dir                E  E  E  E SE SE SE SE  S  S  S  S SW  W  W  W  W  W  W
Wind spd               10 10  8  8  8  8  9 11 11 11 11 11 10  9  8  8 10  9  5
Clouds                 B1 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B1 SC SC FW FW
PoP 12hr                     40          50          80          80          10
QPF 12hr                   0.04        0.21        0.43        0.38           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  S  S  C  C  L  D  D  D  D  D  C  C
Tstms                                     S  S  C  C  C  C


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          51    68      46    70      50    75      57    77
Temp          59 51 67 56   50 47 67 58   53 52 74 63   60 59 76 65
Dewpt         46 41 41 42   42 40 44 47   47 46 51 55   57 56 61 61
PWind dir         W     W       W     W      SE     E       E    SE
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW FW CL FW   CL FW FW FW   SC SC B1 B1
PoP 12hr          5     0       0     0       0     5      10    20
Rain shwrs                                                     S  S

$$
SCZ043-222100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
1131 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      82          68          78          61          75
Temp                   82 80 70 69 70 70 70 76 78 77 74 72 68 64 61 69 74 74 63
Dewpt                  67 67 68 68 68 68 70 70 71 71 70 69 67 63 59 57 56 55 53
RH                     61 65 93 97 93 93100 82 79 82 87 90 97 97 93 66 53 51 70
Wind dir                E  E  E  E  E  E SE SE  S  S  S  S SW SW  W  W  W  W  W
Wind spd                8  6  5  4  5  5  6 10 10 10  9  9  9  6  5  8  9  8  4
Clouds                 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV B2 B1 B1 SC FW FW FW
PoP 12hr                     30          50          90          80          10
QPF 12hr                   0.03        0.14        0.48        0.40           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  S  S  C  C  L  D  D  D  D  D  C  C
Tstms                                     S  S  C  C  C  C


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          48    67      43    69      46    75      52    76
Temp          56 49 66 54   47 44 66 55   49 47 73 61   56 54 75 64
Dewpt         45 40 39 41   40 39 43 46   46 44 50 53   54 53 60 59
PWind dir         W     W       W     W      NE    SE      NE    SE
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW FW CL FW   FW CL FW FW   FW SC B1 B1
PoP 12hr          5     5       0     0       0     5      10    20
Rain shwrs                                                     S  S

$$
GAZ099-222100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
1131 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      82          71          78          59          75
Temp                   81 81 73 71 71 71 73 75 78 75 71 69 66 62 59 67 74 73 62
Dewpt                  67 68 70 70 71 71 70 72 71 69 69 66 63 59 57 55 54 51 51
RH                     63 65 90 97100100 90 90 79 82 93 90 90 90 93 65 50 46 67
Wind dir                E  E  E  E SE SE SE  S  S  S  S SW  W  W  W  W  W  W  W
Wind spd               10  9  6  6  6  6  8  9 12 11 12 10  6  5  8  9 11 10  5
Clouds                 B1 B2 B2 B2 OV OV OV B2 B2 OV OV B2 B1 B1 SC SC FW FW FW
PoP 12hr                     30          50          80          80          10
QPF 12hr                   0.04        0.17        0.49        0.21           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  S  S  C  C  C  L  L  D  D  D  S  S
Tstms                                     S  S  C  C  C  C


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          47    67      43    70      46    76      54    76
Temp          53 47 65 54   48 45 67 56   51 47 74 62   58 55 76 64
Dewpt         43 40 40 42   41 40 43 47   45 43 48 53   54 54 60 59
PWind dir        NW     W       W    NW       E    SE      SE    SE
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW CL CL CL   CL CL FW FW   SC SC B1 B1
PoP 12hr          5     0       0     0       0     5      10    20
Rain shwrs                                                     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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