Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
1028 AM EST Thu Nov 23 2017

SCZ050-232100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
1028 AM EST Thu Nov 23 2017

Date             Thu 11/23/17            Fri 11/24/17            Sat 11/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      55          46          62          44          67
Temp                   53 54 51 49 48 47 46 54 60 60 52 49 47 46 45 58 65 66 55
Dewpt                  45 46 46 44 43 42 41 43 44 45 46 46 45 44 43 45 46 48 48
RH                     74 74 83 83 83 83 83 66 55 58 80 89 93 93 93 62 50 52 77
Wind dir               NE NE NE NE NE  N  N NE NE  N  N  N  N NW NW  W  W  W  W
Wind spd                8  8  9  8  8  8  9  8  8  6  4  3  3  2  3  5  8  8  4
Clouds                 OV OV OV OV B2 B2 B1 B1 B1 B1 SC B1 B1 SC SC FW SC SC SC
PoP 12hr                     50          40          10          10           5
QPF 12hr                   0.05        0.08           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    C  C  C  C  S  S


Date          Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          47    62      39    62      43    67      48    69
Temp          52 48 61 50   43 40 60 48   44 44 66 56   50 49 69 58
Dewpt         46 44 40 40   37 35 39 42   42 42 49 51   49 48 54 54
PWind dir         W     N       N    NE      NE    SE      NE    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10     5       0     5       5     5      10    10

$$
GAZ118-232100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
1028 AM EST Thu Nov 23 2017

Date             Thu 11/23/17            Fri 11/24/17            Sat 11/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      55          46          64          45          69
Temp                   54 55 52 50 48 47 46 54 61 63 54 51 48 46 45 58 67 67 56
Dewpt                  49 49 48 45 43 43 42 44 44 45 45 45 44 43 43 45 48 48 48
RH                     83 80 86 83 83 86 86 69 53 52 71 80 86 89 93 62 50 50 74
Wind dir               NE NE NE  N  N  N  N NE NE  N  N  N  N NW NW  W  W  W  W
Wind spd                8  8  9  8  8  8  8  8  8  6  3  3  3  2  3  6  8  8  5
Clouds                 OV OV OV OV B2 B2 B1 B1 B1 B1 SC SC SC FW FW FW SC SC SC
PoP 12hr                     50          40          10          10           5
QPF 12hr                   0.09        0.02           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    C  C  C  C  S  S
Rain shwrs


Date          Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          47    65      40    63      44    68      49    70
Temp          50 47 63 52   44 40 61 51   47 45 66 57   52 50 69 60
Dewpt         46 44 43 42   39 37 40 43   43 43 51 52   49 49 56 55
PWind dir         W     N      NE    NE      NE     E       N     N
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW FW CL FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0     5       5     5      10    10

$$
SCZ050-232100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
1028 AM EST Thu Nov 23 2017

Date             Thu 11/23/17            Fri 11/24/17            Sat 11/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      56          47          62          46          67
Temp                   54 55 53 51 49 48 48 55 61 61 54 51 49 48 47 59 65 65 56
Dewpt                  49 49 48 47 45 44 44 45 47 47 47 47 47 46 45 45 47 49 49
RH                     83 80 83 86 86 86 86 69 60 60 77 86 93 93 93 60 52 56 77
Wind dir               NE NE NE NE NE  N  N NE NE NE  N  N  N NW NW  W  W  W  W
Wind spd               10 11 11 11 10 11 12 11 10  9  6  5  4  4  5  6  9  8  6
Clouds                 OV OV OV OV B2 B2 B1 B1 B1 B1 SC B1 B1 SC SC FW SC SC SC
PoP 12hr                     60          40          20          10           5
QPF 12hr                   0.10        0.13           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    C  L  C  C  S  S
Rain shwrs                                   S  S


Date          Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          50    62      42    61      47    67      51    68
Temp          53 50 61 51   46 43 60 51   48 48 66 57   53 52 68 59
Dewpt         48 45 41 41   39 38 41 43   45 45 51 52   52 50 55 55
PWind dir        NW     N       N    NE      NE     E       W    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10     5       0     5       5    10      10    10

$$
SCZ048-232100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
1028 AM EST Thu Nov 23 2017

Date             Thu 11/23/17            Fri 11/24/17            Sat 11/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      54          46          62          44          68
Temp                   53 54 51 49 48 47 46 52 60 61 53 50 47 46 45 58 66 67 56
Dewpt                  47 47 47 45 43 42 41 42 43 44 45 45 44 44 42 44 46 47 48
RH                     80 77 86 86 83 83 83 69 53 53 74 83 89 93 89 59 48 49 74
Wind dir               NE NE NE NE  N  N  N NE NE  N  N  N  N NW NW  W  W  W  W
Wind spd                9  9 10  9  9  9 10  9  8  8  4  4  3  3  4  6  9  8  4
Clouds                 OV OV OV OV B2 B2 B1 B1 B1 B1 SC SC B1 SC SC FW SC SC SC
PoP 12hr                     50          40          10          10           5
QPF 12hr                   0.06        0.04           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    C  C  C  C  S
Rain shwrs


Date          Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          47    63      39    62      44    68      49    69
Temp          51 48 62 51   43 40 60 49   46 46 66 56   53 50 68 59
Dewpt         45 44 40 40   37 36 38 42   42 43 49 51   48 48 53 54
PWind dir         W     N      NE    NE      NE     E       N     N
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0     5       5     5      10    10

$$
SCZ043-232100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
1028 AM EST Thu Nov 23 2017

Date             Thu 11/23/17            Fri 11/24/17            Sat 11/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      54          43          62          41          68
Temp                   52 54 51 48 46 45 44 52 60 61 50 47 44 43 42 57 65 67 55
Dewpt                  43 44 43 42 39 38 38 39 40 41 42 43 41 40 40 43 45 46 47
RH                     71 69 74 80 76 76 79 61 47 48 74 86 89 89 93 59 48 47 74
Wind dir               NE NE NE NE NE  N  N NE NE  N  N  N  N NW NW  W  W  W  W
Wind spd                6  6  6  5  5  5  6  6  6  5  3  3  2  2  2  5  8  8  4
Clouds                 OV OV OV B2 B2 B1 SC SC SC SC SC SC SC SC FW FW SC SC SC
PoP 12hr                     40          30          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    C  C  C  S  S


Date          Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          45    63      36    62      39    68      45    69
Temp          50 45 62 49   40 37 59 47   43 41 66 55   49 46 68 58
Dewpt         44 42 38 38   35 33 36 40   39 39 47 49   45 45 52 52
PWind dir         W     N      NE    NE      NE    SE       E    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW CL CL CL   FW FW FW FW   FW FW SC SC
PoP 12hr         10     5       0     5       5     5      10    10

$$
GAZ099-232100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
1028 AM EST Thu Nov 23 2017

Date             Thu 11/23/17            Fri 11/24/17            Sat 11/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      56          43          63          43          68
Temp                   55 55 51 48 46 44 44 52 60 63 51 48 46 45 44 58 67 68 57
Dewpt                  46 47 47 45 42 41 39 40 40 41 43 43 42 42 41 45 47 47 48
RH                     72 74 86 89 86 89 82 63 47 44 74 83 86 89 89 62 49 47 72
Wind dir               NE NE NE NE NE NE  N NE NE NE  N  N  N NW  W  W  W  W  W
Wind spd                8  8  6  5  5  6  8  8  6  5  3  2  1  1  2  6  9  9  4
Clouds                 OV OV B2 B1 B2 B1 SC SC SC SC SC SC SC FW FW SC SC SC SC
PoP 12hr                     30          20          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    S  S  S  S
Wind chill                               39
Min chill                                39


Date          Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          45    64      37    63      41    68      46    70
Temp          50 46 62 51   43 38 60 49   45 42 65 55   50 47 68 58
Dewpt         45 43 41 40   37 35 36 39   39 39 46 49   47 46 53 53
PWind dir        NW     N      NE    NE       E    SE      SE     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW FW CL CL   CL FW FW FW   FW FW SC SC
PoP 12hr          5     5       0     5       5     5      10    10

$$

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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