Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
1255 PM EST Fri Jan 19 2018

SCZ050-192100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
1255 PM EST Fri Jan 19 2018

Date             Fri 01/19/18            Sat 01/20/18            Sun 01/21/18
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                      59          31          62          39          65
Temp                   57 58 45 38 35 33 31 48 58 61 47 43 42 41 39 52 62 64 52
Dewpt                  16 17 25 27 25 23 25 27 28 30 35 36 34 33 33 38 42 42 44
RH                     20 20 45 64 66 66 78 44 32 31 63 76 73 73 79 59 48 45 74
Wind dir                W SW SW SW  W  W  W  W SW SW SW SW  W  W NW NW NW SW SE
Wind spd                9  8  4  3  3  2  3  5  8  8  6  4  3  2  2  2  2  3  3
Clouds                 CL CL CL CL CL CL CL FW FW SC SC SC SC SC SC FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                      36 32    28
Min chill                          32    28    31          39    39


Date          Mon 01/22/18  Tue 01/23/18  Wed 01/24/18  Thu 01/25/18
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          43    69      52    66      40    61      41    59
Temp          45 44 67 60   55 52 64 52   45 41 60 48   43 41 57 51
Dewpt         42 41 53 56   55 50 42 42   38 36 39 41   39 38 40 42
PWind dir        SE    SE       S     W      NW     N       N    NE
Wind char        LT    LT      GN    GN      LT    LT      LT    LT
Avg clouds    FW SC B1 B2   B2 B2 B1 FW   FW FW SC SC   B1 B1 B1 B1
PoP 12hr          5    10      40    20       0     5      10    10
Rain shwrs                   C  C  S

$$
GAZ118-192100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
1255 PM EST Fri Jan 19 2018

Date             Fri 01/19/18            Sat 01/20/18            Sun 01/21/18
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                      59          31          63          39          66
Temp                   58 58 45 39 36 34 31 48 60 62 49 45 43 41 39 54 64 65 54
Dewpt                  16 19 22 23 23 22 25 27 27 28 33 33 33 32 33 38 41 41 44
RH                     19 22 40 52 59 61 78 44 28 27 54 62 67 70 79 54 43 41 69
Wind dir                W  W SW SW  W  W  W  W  W SW SW SW  W  W  W SW  S SE SE
Wind spd                9  6  3  2  0  0  0  3  5  5  4  3  2  2  2  1  2  3  3
Clouds                 CL CL CL CL CL CL FW SC SC SC SC SC SC SC SC FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Mon 01/22/18  Tue 01/23/18  Wed 01/24/18  Thu 01/25/18
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    71      52    67      40    61      41    60
Temp          48 46 69 61   56 52 64 54   45 40 59 49   44 41 56 53
Dewpt         44 45 55 57   54 49 41 41   39 36 39 42   41 39 43 44
PWind dir        SE    SE      SW     W      NW     N       N    NE
Wind char        LT    LT      GN    GN      LT    LT      LT    GN
Avg clouds    FW SC B1 B2   B2 B2 B1 SC   FW FW SC B1   B1 B1 B1 B1
PoP 12hr          5    10      40    10       0     5      20    10
Rain shwrs                   C  C                        S  S

$$
SCZ050-192100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
1255 PM EST Fri Jan 19 2018

Date             Fri 01/19/18            Sat 01/20/18            Sun 01/21/18
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          33          60          41          63
Temp                   55 55 46 42 39 37 33 48 57 59 47 45 43 42 41 52 61 62 53
Dewpt                  26 28 34 32 29 27 26 29 30 33 37 37 37 35 35 38 42 43 44
RH                     32 35 63 67 67 67 75 47 35 37 68 73 79 76 79 59 49 50 71
Wind dir               SW SW SW SW  W  W  W  W SW SW SW SW  W  W NW NW NW SW SE
Wind spd               10  8  6  5  5  4  5  6  8  8  8  5  3  3  3  2  2  3  3
Clouds                 CL CL CL CL CL CL CL FW FW FW SC SC SC SC SC FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                      38 35 33 28                      39
Min chill                          34    27    32                38


Date          Mon 01/22/18  Tue 01/23/18  Wed 01/24/18  Thu 01/25/18
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          46    66      53    65      42    59      42    58
Temp          48 47 65 59   55 53 64 53   47 43 58 49   44 42 56 51
Dewpt         43 43 54 57   55 52 43 42   40 38 40 42   41 39 42 43
PWind dir        SE    SE       S     W      NW     N      NE    NE
Wind char        LT    LT      GN    GN      LT    LT      LT    GN
Avg clouds    FW SC B1 B2   B2 B2 B1 FW   FW FW SC SC   B1 B1 B1 B1
PoP 12hr          5    10      40    20       0     5      10    10
Rain shwrs                   C  C  S

$$
SCZ048-192100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
1255 PM EST Fri Jan 19 2018

Date             Fri 01/19/18            Sat 01/20/18            Sun 01/21/18
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                      58          32          61          39          64
Temp                   57 58 45 40 38 36 33 47 58 60 46 43 41 40 40 53 62 63 52
Dewpt                  18 20 25 27 26 25 25 28 29 31 36 35 34 33 33 38 41 42 44
RH                     21 23 45 59 62 64 72 47 33 33 68 73 76 76 76 57 46 46 74
Wind dir                W SW SW SW  W  W  W  W  W SW SW SW  W  W NW  W  W  S SE
Wind spd                9  6  4  3  0  0  0  4  6  6  4  3  3  2  2  2  2  2  3
Clouds                 CL CL CL CL CL CL FW FW SC SC SC SC SC SC SC FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                      38                         39
Min chill                          38    33    37          39    39


Date          Mon 01/22/18  Tue 01/23/18  Wed 01/24/18  Thu 01/25/18
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          44    69      51    66      41    60      41    59
Temp          46 45 67 60   56 51 63 52   45 41 58 48   43 41 55 51
Dewpt         44 43 54 57   54 49 41 41   38 36 39 42   40 38 41 44
PWind dir        SE    SE       S     W      NW     N       N    NE
Wind char        LT    LT      GN    GN      LT    LT      LT    GN
Avg clouds    FW SC B1 B2   B2 B2 B1 FW   FW FW SC SC   B1 B1 B1 B1
PoP 12hr          5    10      40    20       0     5      10    10
Rain shwrs                   C  C  S

$$
SCZ043-192100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
1255 PM EST Fri Jan 19 2018

Date             Fri 01/19/18            Sat 01/20/18            Sun 01/21/18
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                      58          29          62          37          66
Temp                   57 57 44 37 35 33 29 45 57 62 47 43 40 39 38 50 63 64 53
Dewpt                  16 17 21 22 22 23 23 26 27 29 32 32 33 33 34 38 42 43 44
RH                     20 21 39 54 59 66 78 47 31 28 56 65 76 79 85 63 46 46 71
Wind dir                W SW SW SW SW  W SW  W  W SW SW SW SW  W NW NW NW SW SE
Wind spd                9  6  3  3  0  0  0  4  6  5  3  2  2  1  2  2  2  2  2
Clouds                 CL CL CL CL CL CL FW FW SC SC SC SC SC SC SC FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                      34
Min chill                          34    29    34                37


Date          Mon 01/22/18  Tue 01/23/18  Wed 01/24/18  Thu 01/25/18
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          42    70      50    66      39    62      38    59
Temp          45 42 68 60   55 50 63 52   45 40 59 48   42 39 56 50
Dewpt         41 41 52 55   54 48 40 39   37 35 37 39   38 36 38 40
PWind dir        SE    SE       S     W      NW     N       N    NE
Wind char        LT    LT      GN    GN      LT    LT      LT    LT
Avg clouds    FW SC B1 B2   B2 B2 SC FW   FW FW SC SC   B1 B1 B1 B1
PoP 12hr          5    10      40    10       0     5      10    10
Rain shwrs                   C  C

$$
GAZ099-192100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
1255 PM EST Fri Jan 19 2018

Date             Fri 01/19/18            Sat 01/20/18            Sun 01/21/18
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                      58          29          61          37          66
Temp                   56 57 44 39 35 33 30 45 57 60 49 44 42 39 38 51 62 66 55
Dewpt                  13 14 17 21 20 22 25 27 27 30 33 34 34 35 35 38 42 43 45
RH                     18 18 33 48 54 63 81 49 31 32 54 68 73 85 89 61 48 43 69
Wind dir                W  W  W SW  W  W  W  W  W  W SW  W  W NW NW NW  N NE SE
Wind spd                9  8  3  1  0  0  0  4  5  5  3  2  1  1  1  2  2  2  3
Clouds                 CL CL CL CL CL FW SC SC SC SC SC SC SC SC FW FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Mon 01/22/18  Tue 01/23/18  Wed 01/24/18  Thu 01/25/18
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          43    71      50    65      39    61      40    61
Temp          47 44 67 62   57 50 62 52   44 40 58 47   43 40 58 53
Dewpt         44 44 55 58   55 48 40 40   38 36 37 40   40 38 40 42
PWind dir        SE    SE      SW     W      NW    NW       N    NE
Wind char        LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    FW SC B1 B2   OV B2 SC FW   FW FW SC SC   B1 B1 B1 B1
PoP 12hr          5    20      50    10       0     5      10    10
Rain shwrs              S    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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