Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 202316
PFMCHS

Point Forecast Matrices
National Weather Service Charleston SC
615 PM EST Mon Nov 20 2017

SCZ050-210900-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
615 PM EST Mon Nov 20 2017

Date           11/20/17      Tue 11/21/17            Wed 11/22/17            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      43          70          54          68          47
Temp             48 44 44 46 48 60 69 69 60 58 57 55 54 61 67 67 56 53 51 49 47
Dewpt            39 40 41 44 47 51 55 57 58 57 55 54 53 55 54 53 51 48 45 41 40
RH               71 86 89 93 96 72 61 66 93 96 93 96 96 81 63 61 83 83 80 74 76
Wind dir          E  E  E NE NE NE  E  E NE  N  N  N  N  N  N  N  N NE NE NE NE
Wind spd          4  2  2  2  2  4  6  4  3  2  2  3  5  8  9  8  4  4  5  6  8
Clouds           SC B1 B1 B2 B2 B2 B2 B2 OV OV OV B2 B2 B1 B1 B1 B1 B2 B2 B2 B2
PoP 12hr                      0          40          40           5          10
QPF 12hr                      0        0.02        0.06           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  C  C  C  C  S                          C


Date           11/23  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17  Mon 11/27/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          58      42    61      44    66      46    63      39    55
Temp          57 51   45 43 60 51   46 45 65 55   50 47 62 51   44 40 55 45
Dewpt         44 43   40 37 41 44   43 41 44 45   45 43 42 41   35 31 32 34
PWind dir        NE      NE    NE       N     W       W    NW       N     N
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   B1 SC SC SC   SC SC FW SC   SC FW FW FW   FW FW FW CL
PoP 12hr         40      20    20      10    10       5     5       5     5
Rain shwrs     C  C    S  S  S  S

$$
GAZ118-210900-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
615 PM EST Mon Nov 20 2017

Date           11/20/17      Tue 11/21/17            Wed 11/22/17            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      47          72          54          69          50
Temp             52 49 49 52 52 63 70 70 62 58 56 56 54 60 67 68 58 55 53 51 50
Dewpt            41 44 47 49 50 53 56 58 59 57 55 54 53 55 55 54 54 52 49 45 44
RH               66 83 93 89 93 70 61 66 90 96 96 93 96 84 65 61 86 90 86 80 80
Wind dir          E  E  E  E NE  E SE  E NE NE  N  N  N  N  N NE NE NE NE NE NE
Wind spd          5  4  3  2  1  4  6  5  4  2  2  3  5  6  6  6  4  4  5  5  8
Clouds           SC B1 B2 B2 B2 B2 B2 OV OV OV B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2
PoP 12hr                      5          30          30          10          20
QPF 12hr                      0        0.03        0.04           0        0.03
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  C  C  C  S  S              S  S  S  S  C


Date           11/23  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17  Mon 11/27/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          60      44    63      45    68      46    65      42    60
Temp          59 53   47 44 61 53   47 45 66 57   50 47 64 53   46 42 58 49
Dewpt         47 46   42 39 42 44   43 40 45 46   44 43 43 42   37 32 33 34
PWind dir        NE       N    NE       N     W       W    NW      NW     N
Wind char        GN      LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    B2 B2   B1 SC SC SC   SC FW FW SC   SC FW FW FW   FW FW FW CL
PoP 12hr         50      10    20       5     5       5     5       5     5
Rain shwrs     C  C          S  S

$$
SCZ050-210900-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
615 PM EST Mon Nov 20 2017

Date           11/20/17      Tue 11/21/17            Wed 11/22/17            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      49          70          56          68          49
Temp             53 50 51 53 53 62 69 68 61 58 58 57 56 62 67 66 57 54 53 51 49
Dewpt            43 45 47 50 51 54 56 59 59 58 57 55 55 56 55 54 52 50 48 45 43
RH               69 83 86 89 93 75 63 73 93100 96 93 96 81 65 65 83 86 83 80 80
Wind dir          E  E  E  E  E  E SE SE  E NE NW  N  N  N  N  N NE NE NE NE NE
Wind spd          6  5  5  4  4  5  8  6  4  2  2  4  6  9  9  8  6  6  8  9 11
Clouds           SC B1 B1 B2 B2 B2 B2 OV OV OV OV B2 B2 B1 B1 B1 B1 B2 B2 B2 B2
PoP 12hr                      0          40          40          10          10
QPF 12hr                      0        0.05        0.10           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  C  C  C  C  S                          C


Date           11/23  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17  Mon 11/27/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          58      45    61      47    66      49    63      41    55
Temp          57 52   47 46 60 52   49 48 64 56   52 49 62 52   46 42 55 47
Dewpt         45 45   43 40 43 45   46 43 45 46   46 45 43 42   38 33 34 34
PWind dir        NE      NE    NE       N     W       W    NW       N     N
Wind char        GN      GN    GN      LT    LT      LT    LT      GN    GN
Avg clouds    B2 B2   B1 SC SC SC   SC SC FW SC   SC FW FW FW   FW FW FW CL
PoP 12hr         40      20    20      10    10       5     5       5     5
Rain shwrs     C  C    S  S  S  S

$$
SCZ048-210900-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
615 PM EST Mon Nov 20 2017

Date           11/20/17      Tue 11/21/17            Wed 11/22/17            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      49          70          53          68          48
Temp             52 52 50 51 52 60 69 69 60 58 56 55 54 61 67 67 57 54 52 51 48
Dewpt            42 45 45 47 49 52 56 58 58 57 55 54 53 54 54 53 52 50 47 43 42
RH               69 77 83 86 89 75 63 68 93 96 96 96 96 78 63 61 83 86 83 74 80
Wind dir          E  E  E NE NE NE  E  E NE  N  N  N  N  N  N  N NE NE NE NE NE
Wind spd          5  4  4  3  3  4  5  5  3  2  2  3  5  8  8  6  5  4  5  6  8
Clouds           SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2
PoP 12hr                      0          40          30          10          10
QPF 12hr                      0        0.02        0.04           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  C  C  C  S  S                          C


Date           11/23  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17  Mon 11/27/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          59      43    62      44    67      46    64      41    58
Temp          58 53   46 44 60 52   48 46 66 57   51 47 62 52   46 41 56 49
Dewpt         45 44   41 39 40 43   43 40 43 46   44 44 42 41   35 32 31 33
PWind dir        NE       N    NE       N     W       W    NW       N     N
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B1   B1 SC SC SC   SC SC FW SC   SC FW FW FW   FW FW CL CL
PoP 12hr         50      20    20       5    10       5     5       5     5
Rain shwrs     C  C    S  S  S  S

$$
SCZ043-210900-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
615 PM EST Mon Nov 20 2017

Date           11/20/17      Tue 11/21/17            Wed 11/22/17            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      41          68          51          68          45
Temp             44 43 42 43 46 57 67 67 58 55 54 53 52 60 67 66 54 51 49 47 45
Dewpt            35 35 37 40 43 48 53 56 56 55 53 53 51 53 52 51 50 47 44 40 38
RH               70 73 82 89 89 72 61 68 93100 96100 96 78 59 58 86 86 83 76 76
Wind dir          E  E NE NE NE NE  E NE NE  N  N  N  N  N  N  N  N NE NE NE NE
Wind spd          0  0  0  0  0  3  5  4  3  2  2  3  4  6  8  6  4  3  4  5  6
Clouds           SC B1 B1 B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2
PoP 12hr                      0          30          30           5           5
QPF 12hr                      0           0        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  C  C  S                                C


Date           11/23  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17  Mon 11/27/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          57      39    62      41    67      43    63      37    56
Temp          56 50   43 40 60 50   44 42 65 54   48 44 62 50   43 38 55 45
Dewpt         42 41   37 35 38 40   40 38 42 44   43 42 41 40   33 29 30 32
PWind dir        NE      NE    NE       N     W       W    NW       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B1   SC SC SC SC   SC FW FW SC   SC FW FW FW   FW FW CL CL
PoP 12hr         30      10    10       5    10       5     5       5     5
Rain shwrs     C  C

$$
GAZ099-210900-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
615 PM EST Mon Nov 20 2017

Date           11/20/17      Tue 11/21/17            Wed 11/22/17            Thu
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      45          68          50          68          48
Temp             51 49 47 47 47 57 65 67 57 56 54 52 51 59 66 66 54 52 51 49 48
Dewpt            39 40 43 45 47 51 54 56 56 55 53 52 51 54 54 54 53 50 47 43 41
RH               63 71 86 93100 80 68 68 96 96 96100100 83 65 65 96 93 86 80 77
Wind dir          E  E  E NE NE  E  E NE NE NE  N  N  N  N  N  N  N NE NE NE NE
Wind spd          0  0  0  0  0  5  5  5  4  3  2  3  5  6  6  6  4  4  4  5  6
Clouds           SC B1 B1 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2
PoP 12hr                      0          30          20          10          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  S  S  S  S  S              C  C  C  C  C


Date           11/23  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17  Mon 11/27/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          60      42    63      43    68      45    64      39    58
Temp          58 52   47 42 60 51   46 43 66 56   49 46 62 51   44 39 56 45
Dewpt         44 45   39 37 40 42   40 38 43 46   45 43 40 41   36 30 31 33
PWind dir        NE      NE    NE       N     W       W    NW      NW     N
Wind char        GN      LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    B2 B1   SC SC SC SC   FW FW FW SC   SC FW FW FW   FW FW CL CL
PoP 12hr         30      10    10       5     5      10     5       5     5
Rain shwrs     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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