Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
1041 AM EST Mon Jan 22 2018

SCZ050-230645-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
1041 AM EST Mon Jan 22 2018

Date             Mon 01/22/18            Tue 01/23/18            Wed 01/24/18
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                      71          60          71          40          60
Temp                   69 70 66 60 60 60 60 64 69 70 59 52 47 44 40 50 59 59 48
Dewpt                  54 58 59 59 59 59 59 61 57 49 43 41 38 36 34 34 34 34 36
RH                     59 66 78 96 96 96 96 90 66 47 55 66 71 73 79 54 39 39 63
Wind dir               SE SE  S  S  S  S SW SW SW  W  W  W NW NW NW NW  W  W  W
Wind spd                6  9  8  6  9 10 10 13 16 13 10  8  6  6  6  6  6  6  6
Clouds                 B2 B2 B2 B2 OV OV OV B1 SC FW FW FW FW FW FW FW FW FW FW
PoP 12hr                     10          60          40           0           0
QPF 12hr                      0        0.07        0.04           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  C  C  C
Tstms                                  S
Wind chill                                                       35
Min chill                                                        35    38


Date          Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          35    58      35    63      46    66      54    67
Temp          41 36 57 45   38 37 62 52   47 47 65 59   55 55 66 57
Dewpt         34 29 28 32   33 31 37 42   44 46 52 54   55 54 57 56
PWind dir         N    NE      NE     E       E     E      SE     S
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW SC   B1 B1 B2 OV   OV OV OV OV
PoP 12hr          0     0       0     5       5    20      50    70
Rain                                                           L  L
Rain shwrs                                       S  S    C  C

$$
GAZ118-230645-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
1041 AM EST Mon Jan 22 2018

Date             Mon 01/22/18            Tue 01/23/18            Wed 01/24/18
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                      73          60          72          39          61
Temp                   70 72 67 61 60 61 60 63 68 71 59 51 45 42 39 48 58 60 48
Dewpt                  56 58 59 59 59 59 59 59 53 44 41 40 37 35 33 34 34 33 35
RH                     61 61 75 93 96 93 96 87 59 38 51 66 73 76 79 58 40 36 60
Wind dir               SE SE SE  S  S  S SW SW  W  W  W  W NW NW NW NW  W  W  W
Wind spd                8  9  8  6  9  8  6 12 14 12  9  6  6  5  5  6  8  6  6
Clouds                 B1 B1 B2 B2 OV OV OV B1 SC FW FW FW FW FW FW FW FW FW FW
PoP 12hr                      5          60          40           0           0
QPF 12hr                      0        0.06        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  L  C  S
Tstms                                  S
Wind chill                                                    38 35
Min chill                                                        35    36


Date          Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          36    60      36    64      47    68      55    67
Temp          41 37 57 47   40 38 62 54   49 48 67 60   56 55 66 58
Dewpt         32 30 29 34   34 33 40 45   46 48 53 55   55 55 58 56
PWind dir        NW    NE      NE     E       E    SE      SE     S
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    FW FW FW FW   FW FW SC SC   B1 B2 B2 OV   OV OV OV OV
PoP 12hr          0     0       0     5      10    20      50    70
Rain                                                           L  L
Rain shwrs                                       S  S    C  C

$$
SCZ050-230645-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
1041 AM EST Mon Jan 22 2018

Date             Mon 01/22/18            Tue 01/23/18            Wed 01/24/18
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                      65          59          69          41          59
Temp                   63 65 63 59 59 59 59 62 68 68 59 53 48 45 41 50 57 58 48
Dewpt                  55 58 58 58 58 58 58 59 58 51 45 43 39 37 36 35 36 36 37
RH                     75 78 84 96 96 96 96 90 70 54 60 69 71 73 82 56 45 44 65
Wind dir               SE SE  S  S  S  S SW SW SW  W  W  W  W NW NW NW  W  W  W
Wind spd                8 10  9  8 10 10 12 14 16 12 10  9  8  6  6  6  6  6  8
Clouds                 B1 B2 B2 B2 B2 OV OV B2 B1 SC FW FW FW FW FW FW FW FW FW
PoP 12hr                     20          60          40           0           0
QPF 12hr                      0        0.06        0.04           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S              C  C  C
Tstms                                  S
Obvis                                 PF
Wind chill                                                       36
Min chill                                                        36    39


Date          Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          37    56      38    61      47    64      54    65
Temp          42 38 55 45   40 39 60 51   48 48 63 58   55 54 64 56
Dewpt         35 30 30 34   34 33 39 43   46 47 53 55   55 54 57 56
PWind dir        NW    NE      NE     E       E    SE      SE     S
Wind char        GN    LT      LT    GN      LT    GN      GN    GN
Avg clouds    FW FW FW FW   FW FW FW SC   B1 B2 B2 OV   OV OV OV OV
PoP 12hr          0     0       0     5      10    20      50    70
Rain                                                           L  L
Rain shwrs                                       S  S    C  C

$$
SCZ048-230645-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
1041 AM EST Mon Jan 22 2018

Date             Mon 01/22/18            Tue 01/23/18            Wed 01/24/18
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                      71          60          70          39          59
Temp                   68 70 66 60 60 61 60 63 68 69 59 51 46 42 39 48 57 58 47
Dewpt                  55 58 58 58 59 59 59 59 55 46 43 40 38 35 33 34 34 34 36
RH                     63 66 75 93 96 93 96 87 63 44 55 66 73 76 79 58 42 40 65
Wind dir               SE SE  S  S  S  S SW SW  W  W  W  W NW NW NW NW  W  W  W
Wind spd                8  9  8  6  9 11  8 11 13 11  8  8  8  6  6  6  6  6  6
Clouds                 B1 B1 B1 B2 OV OV OV B1 SC FW FW FW FW FW FW FW FW FW FW
PoP 12hr                     10          60          40           0           0
QPF 12hr                      0        0.07        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  L  C  S
Tstms                                  S
Wind chill                                                    38 34
Min chill                                                        34    36


Date          Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          36    58      36    61      46    65      53    66
Temp          41 37 56 45   39 38 60 51   47 47 64 57   54 53 65 57
Dewpt         33 29 29 34   34 32 38 45   46 46 52 55   54 53 57 56
PWind dir        NW    NE      NE     E       E     E      SE     S
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW SC SC   B1 B2 B2 OV   OV OV OV OV
PoP 12hr          0     0       0     5      10    20      50    70
Rain                                                           L  L
Rain shwrs                                       S  S    C  C

$$
SCZ043-230645-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
1041 AM EST Mon Jan 22 2018

Date             Mon 01/22/18            Tue 01/23/18            Wed 01/24/18
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                      71          60          71          38          60
Temp                   69 70 66 61 61 60 61 63 69 70 58 51 46 42 38 49 58 59 47
Dewpt                  54 59 60 59 59 59 60 60 51 42 40 39 36 34 33 34 33 32 34
RH                     59 68 81 93 93 96 97 90 53 36 51 63 68 73 82 56 39 36 60
Wind dir               SE SE  S  S  S  S SW SW  W  W  W  W  W NW NW NW  W  W  W
Wind spd                8  9  8  6  8  9  8 11 13 11  8  6  5  4  4  5  6  6  5
Clouds                 B2 B2 B2 B2 OV OV OV B1 SC FW FW FW FW FW FW FW FW FW FW
PoP 12hr                     10          60          40           0           0
QPF 12hr                      0        0.07        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  L  C  C
Tstms                                  S
Wind chill                                                    39 34
Min chill                                                        34    38


Date          Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          34    59      34    63      44    66      53    67
Temp          39 35 56 45   38 35 61 51   46 45 64 58   54 53 66 57
Dewpt         32 28 27 30   31 29 35 41   43 45 51 54   54 53 57 55
PWind dir        NW    NE      NE     E       E     E      SE     S
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW SC   B1 B2 B2 OV   OV OV OV OV
PoP 12hr          0     0       0     5      10    20      50    70
Rain                                                           L  L
Rain shwrs                                       S  S    C  C

$$
GAZ099-230645-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
1041 AM EST Mon Jan 22 2018

Date             Mon 01/22/18            Tue 01/23/18            Wed 01/24/18
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                      73          60          68          38          60
Temp                   70 72 67 66 65 62 61 63 67 67 55 49 45 41 38 47 56 59 48
Dewpt                  56 58 59 60 60 60 60 54 45 39 39 39 37 36 34 34 33 31 33
RH                     61 61 75 81 84 93 97 72 45 36 55 68 73 82 85 60 42 34 56
Wind dir               SE  S SE  S  S SW SW  W  W  W  W NW NW NW NW NW  W NW NW
Wind spd               10 10  6  5  8  9  9 12 13 11  8  6  6  4  4  5  8  8  6
Clouds                 B1 B1 B2 B2 OV OV B2 SC FW CL FW FW FW FW FW FW FW FW FW
PoP 12hr                      5          60          30           0           0
QPF 12hr                      0        0.04        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  C  C  C  S
Tstms                                  S
Wind chill                                                    38 34
Min chill                                                        34    37


Date          Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          35    60      35    64      47    68      55    67
Temp          40 36 56 47   40 36 61 55   50 48 66 61   57 56 66 58
Dewpt         32 30 28 30   32 31 37 44   46 47 53 56   57 56 59 55
PWind dir        NW    NE       E     E       E    SE      SE     S
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    FW FW FW FW   FW FW SC SC   B1 B2 OV OV   OV OV OV OV
PoP 12hr          0     0       0     5      10    30      60    70
Rain                                                     L  L  L  L
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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