Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
333 AM EST Fri Feb 23 2018

SCZ050-232100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
333 AM EST Fri Feb 23 2018

Date             Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
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                      82          60          82          62          83
Temp          58 58 74 80 79 69 64 63 61 61 74 81 80 70 65 63 63 63 75 82 80 72
Dewpt         58 58 62 62 63 62 61 61 60 59 65 64 63 63 64 63 63 63 65 65 65 65
RH           100100 66 54 58 78 90 93 97 93 74 56 56 78 97100100100 71 56 60 79
Wind dir      SE  E SE  S  S  S  S  S  S  S SW SW  S  S  S  S  S SW SW SW SW SW
Wind spd       2  2  3 10 10  5  2  2  2  3  6  9 10  9  8  6  6  8 12 14 13 10
Clouds        SC SC SC B1 B1 SC SC SC B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1
PoP 12hr                     10          10          10           5          30
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              C  C  C
Tstms                                                                   S  S
Obvis         PF PF                PF  F PF


Date          Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
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          62    73      53    71      53    72      59    78
Temp          66 63 71 65   57 54 70 59   56 54 70 64   60 60 77 69
Dewpt         63 61 62 60   55 49 48 50   51 52 57 58   59 58 60 58
PWind dir        SW     W       N    NE      NE    SE       S    SW
Wind char        GN    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B2 B2 B2   B1 SC FW FW   SC B1 B2 B2   B2 B2 B2 B1
PoP 12hr         50    50      30     5      10    30      20    30
Rain shwrs     C  C  C  C    C                   C  C    S  S  C  C

$$
GAZ118-232100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
333 AM EST Fri Feb 23 2018

Date             Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
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                      82          60          83          62          83
Temp          57 57 74 81 81 70 65 63 61 61 74 82 81 72 67 65 63 63 76 83 81 73
Dewpt         57 57 62 61 62 62 62 61 60 59 65 64 63 63 63 63 63 63 66 64 64 65
RH           100100 66 51 53 76 90 93 97 93 74 55 54 73 87 93100100 71 53 56 76
Wind dir       E  E SE SE SE SE SE  S  S  S  S  S  S  S  S  S  S  S  S SW SW SW
Wind spd       0  1  4 10 10  5  2  2  2  3  6  9 10 10  9  6  5  6 10 13 11  8
Clouds        SC SC B1 B1 B1 SC B1 SC B1 B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1
PoP 12hr                     10          10          10           5          30
QPF 12hr                      0           0           0           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              C  C  C
Tstms                                                                   S  S
Obvis         PF  F                PF  F PF


Date          Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
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          63    75      54    73      55    75      60    80
Temp          68 64 71 67   59 55 72 63   57 56 75 68   64 61 79 68
Dewpt         63 62 61 60   56 52 51 53   54 54 59 60   60 60 60 59
PWind dir        SW    SW       N    NE      NE    SE       S    SW
Wind char        LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    B1 B1 B2 B2   B1 SC SC SC   SC B1 B2 B2   B1 B1 B1 B1
PoP 12hr         40    50      20     5      10    30      20    20
Rain shwrs     C  C  C  C    S                   C  C    S  S  S  S

$$
SCZ050-232100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
333 AM EST Fri Feb 23 2018

Date             Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
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                      75          61          79          62          79
Temp          61 61 71 74 74 68 64 64 62 62 73 78 77 68 65 64 63 64 73 79 77 70
Dewpt         59 60 63 63 64 63 61 61 60 60 65 64 64 63 63 64 63 63 66 65 65 65
RH            93 97 76 69 71 84 90 90 93 93 76 62 64 84 93100100 97 79 62 67 84
Wind dir      SE  E SE SE  S  S  S  S  S SW  S  S  S  S  S  S  S SW SW SW SW SW
Wind spd       2  2  3 11 10  5  3  3  3  4  6  9 10  9  8  8  8  9 12 14 13 11
Clouds        SC SC SC B1 B1 SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC B1 B1 B1
PoP 12hr                     10          10          10           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S  C
Obvis         PF PF                    F PF


Date          Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
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          62    72      54    69      54    71      59    75
Temp          66 62 71 64   58 55 68 59   56 55 70 63   60 60 75 67
Dewpt         64 61 62 60   55 51 50 51   53 53 58 59   59 60 61 58
PWind dir        SW     W       N    NE       E    SE       S    SW
Wind char        GN    LT      LT    GN      LT    LT      GN    GN
Avg clouds    B1 B2 B2 B2   B1 SC FW FW   SC B1 B1 B2   B2 B2 B1 B1
PoP 12hr         40    50      30     5      10    30      20    20
Rain shwrs     C  C  C  C    C                   C  C    S  S  S  S

$$
SCZ048-232100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
333 AM EST Fri Feb 23 2018

Date             Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
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                      80          61          80          62          81
Temp          58 58 73 79 79 69 65 64 62 62 74 80 79 69 66 64 63 63 73 80 79 71
Dewpt         58 58 62 63 63 64 63 61 60 59 65 65 63 64 64 64 63 63 66 65 65 66
RH           100100 68 58 58 84 93 90 93 90 74 60 58 84 93100100100 79 60 62 84
Wind dir       E  E  E SE SE SE SE  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd       2  2  3 10  9  4  3  2  2  2  5  8  6  6  6  6  6  6  9 10  9  6
Clouds        SC SC B1 B1 SC SC SC SC B1 B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1
PoP 12hr                     10          10          10           5          30
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              C  C  C
Tstms                                                                   S  S
Obvis         PF  F                PF  F PF


Date          Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
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          62    74      54    71      54    73      59    77
Temp          67 63 70 65   59 55 70 60   56 55 72 63   62 60 76 65
Dewpt         63 61 62 60   56 51 50 53   53 53 58 60   60 60 60 59
PWind dir         S    SW       N    NE      NE    SE       S    SW
Wind char        LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    B1 B2 B2 B2   B1 SC SC FW   SC B1 B2 B2   B1 B1 B1 B1
PoP 12hr         40    50      30     5      10    30      20    30
Rain shwrs     C  C  C  C    C                   C  C    S  S  C  C

$$
SCZ043-232100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
333 AM EST Fri Feb 23 2018

Date             Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
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                      83          57          83          62          83
Temp          53 54 72 81 82 70 63 61 59 58 72 82 82 72 66 64 63 63 75 82 82 74
Dewpt         53 54 61 62 62 61 61 61 59 58 64 63 62 63 62 63 62 62 64 63 64 64
RH           100100 68 53 51 73 93100100100 76 53 51 73 87 97 97 97 69 53 55 71
Wind dir      SE  E SE  S  S  S  S  S  S  S  S SW  S  S  S  S  S  S SW SW SW SW
Wind spd       0  0  3  8  9  4  2  2  2  2  5  8  8  6  6  5  5  5  9 11  9  6
Clouds        SC B1 B1 B1 SC SC SC SC B1 B2 B1 SC SC SC SC SC SC SC B1 B1 B1 B2
PoP 12hr                     10          10          10           5          30
QPF 12hr                      0           0           0           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              C  C  C
Tstms                                                                   S  S
Obvis             F                PF PF  F


Date          Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
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          61    73      51    72      51    73      58    78
Temp          66 63 70 67   56 52 70 58   54 52 71 64   59 59 77 68
Dewpt         63 61 60 59   54 49 47 49   50 51 56 58   59 58 59 58
PWind dir        SW    SW       N    NE       E    SE       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2 B2 B2   B1 SC FW FW   SC B1 B2 B2   B2 B2 B1 B1
PoP 12hr         50    50      30     5      10    30      30    30
Rain shwrs     C  C  C  C    C                   C  C    C  C  C  C

$$
GAZ099-232100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
333 AM EST Fri Feb 23 2018

Date             Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
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                      83          60          84          62          83
Temp          57 57 71 79 82 72 65 64 62 62 74 82 84 76 70 66 64 63 76 82 83 75
Dewpt         57 57 63 61 60 60 62 61 60 59 66 63 62 63 63 64 63 63 65 64 63 65
RH           100100 76 54 47 66 90 90 93 90 76 53 48 64 78 93 97100 69 55 51 71
Wind dir      SE SE SE  S  S SE SE  S  S  S  S SW  S  S  S  S  S  S SW SW SW  W
Wind spd       0  1  5  5  4  4  4  4  3  2  6  9  8  4  4  4  4  4  9 13 10  5
Clouds        SC B2 B1 B1 B1 SC SC B1 B1 B2 B1 B1 SC SC SC SC SC SC B1 B1 B1 B2
PoP 12hr                     10          10          10           5          40
QPF 12hr                      0           0           0           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  C  C  C
Tstms                                                                   S  S
Obvis             F                PF PF  F


Date          Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
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          63    74      52    73      53    75      60    79
Temp          67 65 69 66   58 53 71 63   55 55 72 69   63 61 78 72
Dewpt         64 63 60 59   53 51 50 52   53 53 59 60   61 61 60 59
PWind dir        SW     W       N     E       E    SE       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2 OV B2   B1 SC SC SC   SC B1 B2 B2   B1 B2 B2 B1
PoP 12hr         50    60      20     5      10    30      20    30
Rain shwrs     C  C  L  L    S                   C  C    S  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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