Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 201141
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Point Forecast Matrices
National Weather Service Charleston SC
640 AM EST Tue Feb 20 2018

SCZ050-202100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
640 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
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          60          81          61          80
Temp             60 71 78 78 68 64 62 61 61 72 80 79 70 66 64 62 62 72 79 78 68
Dewpt            60 64 63 64 63 63 62 61 61 64 64 64 63 63 63 62 61 61 62 62 63
RH              100 79 60 62 84 97100100100 76 58 60 78 90 97100 97 68 56 58 84
Wind dir          E SE  S  S SE SE SE SE  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd          2  4  9  8  6  3  4  3  2  6  8  6  4  3  3  2  2  4  5  5  4
Clouds           OV B2 B1 B1 B1 B2 OV B2 B2 B2 B1 SC SC SC B1 B1 B1 SC SC FW FW
PoP 12hr                     10          10          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis            F+                    F  F                      PF
Dense Fog         Y


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
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          60    80      61    80      62    80      59    75
Temp          62 61 79 69   63 62 79 71   65 63 79 71   64 60 74 64
Dewpt         61 60 61 62   61 60 62 62   62 62 62 63   59 57 56 55
PWind dir        SE    SE       S     S       S    SW       W    NW
Wind char        LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    FW SC SC SC   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1
PoP 12hr          5    10       5    10       5    10      20    30
Rain shwrs                                               S  S  C  C

$$
GAZ118-202100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
640 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
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                      81          60          82          61          82
Temp             60 72 79 79 70 66 63 61 61 73 81 81 72 67 65 63 62 73 80 80 70
Dewpt            60 64 64 64 64 63 63 61 61 65 65 65 64 63 63 62 61 61 62 62 63
RH              100 76 60 60 81 90100100100 76 58 58 76 87 93 97 97 66 54 54 78
Wind dir          E SE SE SE SE SE SE SE SE SE  S SE SE SE SE SE  S  S  S SE SE
Wind spd          2  5 10 10  6  4  3  3  3  5  8  6  5  4  4  3  2  4  5  5  4
Clouds           OV B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC B1 B1 SC SC SC SC
PoP 12hr                     10          10          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis            F+                    F  F                      PF
Dense Fog         Y


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
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          60    81      61    82      62    83      60    78
Temp          64 61 80 70   64 62 81 73   65 63 82 74   65 60 77 68
Dewpt         61 60 62 62   61 61 62 62   61 61 63 63   60 58 57 56
PWind dir         E    SE      SE     S       S    SW       W    NW
Wind char        LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1
PoP 12hr          5    10       5     5       5    20      20    30
Rain shwrs                                       S  S    S  S  C  C

$$
SCZ050-202100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
640 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
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                      74          60          77          61          77
Temp             59 68 73 73 66 63 62 61 61 70 75 75 68 65 63 62 62 70 76 75 67
Dewpt            59 64 63 64 63 63 62 61 61 63 64 64 63 63 63 62 61 61 62 63 63
RH              100 87 71 73 90100100100100 78 69 69 84 93100100 97 73 62 66 87
Wind dir          E SE  S SE SE SE SE SE  S  S  S  S  S  S  S  S  S  S  S  S SE
Wind spd          3  5  9  6  6  5  5  4  5  6  9  6  4  4  4  3  3  5  6  5  4
Clouds           OV B2 B1 B1 B1 B2 OV B2 B2 B2 B1 SC SC SC B1 B1 B1 SC SC FW FW
PoP 12hr                     10          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis            F+             PF  F  F  F                      PF
Dense Fog         Y


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
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          60    77      61    77      62    78      60    74
Temp          62 61 76 68   63 62 76 68   64 63 77 69   64 60 73 63
Dewpt         62 60 61 62   61 61 62 62   62 62 63 63   60 57 57 56
PWind dir        SE    SE       S     S       S    SW       W    NW
Wind char        LT    LT      LT    GN      GN    GN      LT    LT
Avg clouds    FW SC SC SC   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1
PoP 12hr          5    10       5     5       5    10      20    30
Rain shwrs                                               S  S  C  C

$$
SCZ048-202100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
640 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
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                      79          61          80          61          80
Temp             59 70 76 77 67 63 63 62 62 71 78 78 69 65 63 62 62 71 79 78 67
Dewpt            59 64 64 65 64 63 63 62 62 64 65 64 64 63 63 62 62 61 62 63 63
RH              100 81 66 67 90100100100100 79 64 62 84 93100100100 71 56 60 87
Wind dir          E SE SE SE SE SE SE SE SE SE  S SE SE SE  S  S  S  S  S SE SE
Wind spd          3  5  9  6  5  5  5  3  4  5  8  6  5  4  4  3  3  4  5  5  4
Clouds           OV B2 B1 B1 B1 B2 OV B2 B2 B2 B1 SC SC SC SC B1 B1 SC SC SC SC
PoP 12hr                     10          10          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis            F+                    F  F                      PF
Dense Fog         Y


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
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          60    79      60    80      62    81      59    77
Temp          62 61 79 69   63 61 79 69   64 63 80 71   63 59 75 66
Dewpt         61 60 61 62   61 61 62 62   61 61 62 63   60 57 56 56
PWind dir        SE    SE       S     S       S    SW       W    NW
Wind char        LT    LT      LT    GN      GN    GN      LT    LT
Avg clouds    FW SC SC SC   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1
PoP 12hr          5    10       5    10       5    20      20    30
Rain shwrs                                       S  S    S  S  C  C

$$
SCZ043-202100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
640 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
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          61          82
Temp             57 71 80 81 71 64 64 61 61 73 81 82 73 67 65 63 62 72 80 81 70
Dewpt            57 63 63 63 63 63 63 61 61 64 64 64 64 63 62 62 62 61 61 62 63
RH              100 76 56 54 76 97 97100100 73 56 55 73 87 90 97100 68 52 53 78
Wind dir          E SE  S  S SE SE SE SE SE  S  S  S SE SE SE  S  S  S  S  S  S
Wind spd          0  4  9  8  5  3  3  1  2  5  8  6  5  4  3  2  2  3  5  5  4
Clouds           OV B2 B1 B1 B1 B1 OV B2 B2 B2 B1 SC SC SC SC B1 B1 B1 SC SC SC
PoP 12hr                     10          10          10           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis            F+                    F  F                      PF
Dense Fog         Y


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
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          59    81      60    83      62    83      58    76
Temp          62 60 80 71   63 61 81 72   65 63 82 73   63 58 74 65
Dewpt         61 59 61 62   61 60 61 62   62 61 62 63   59 56 56 55
PWind dir        SE    SE       S     S       S    SW       W    NW
Wind char        LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    FW SC SC SC   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1
PoP 12hr          5    10       5    10      10    20      20    30
Rain shwrs                                       S  S    S  S  C  C

$$
GAZ099-202100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
640 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
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          61          84          63          83
Temp             59 70 79 82 74 67 64 62 62 71 81 83 75 69 67 64 64 73 80 82 73
Dewpt            59 64 63 63 63 64 64 62 62 65 65 65 64 63 63 63 63 62 62 62 63
RH              100 81 58 53 69 90100100100 81 58 55 69 81 87 97 97 68 54 51 71
Wind dir          E SE  S SE SE SE SE SE SE  S  S SE SE SE SE  S  S  S  S SE SE
Wind spd          1  5  9  9  6  3  3  1  2  5  8  6  6  5  4  3  3  4  5  5  4
Clouds           OV B2 B1 B1 B1 B1 B2 B2 OV B2 B1 SC SC SC B1 B1 B1 B1 SC SC FW
PoP 12hr                     10          10          10          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis            F+                   PF PF                      PF
Dense Fog         Y


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
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          60    82      62    83      62    82      59    75
Temp          64 61 80 73   64 62 80 74   66 62 80 76   64 59 73 66
Dewpt         61 59 62 62   62 61 62 62   61 60 62 63   59 57 56 56
PWind dir        SE    SE      SE     S       S    SW      NW     N
Wind char        LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    FW SC SC SC   SC B1 SC SC   SC SC B1 B1   B1 B1 B1 B1
PoP 12hr          5    10      10    10      10    20      20    30
Rain shwrs                                       S  S    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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