Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 182241
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Point Forecast Matrices
National Weather Service Charleston SC
541 PM EST Sun Feb 18 2018

SCZ050-191345-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
541 PM EST Sun Feb 18 2018

Date           02/18/18      Mon 02/19/18            Tue 02/20/18            Wed
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                      57          76          60          79          62
Temp             58 57 57 57 58 66 74 75 69 65 63 62 61 70 77 78 71 68 66 64 63
Dewpt            51 52 55 55 55 61 62 63 63 63 62 61 61 63 63 64 64 64 63 63 63
RH               77 83 93 93 90 84 66 66 81 93 97 97100 78 62 62 79 87 90 97100
Wind dir          E NE NE  E  E SE  S  S SE SE SE SE SE SE  S SE SE SE SE SE  S
Wind spd         11  8  5  4  4  5  8  6  5  4  3  3  2  5  9  8  5  4  3  4  4
Clouds           B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC B1 B1
PoP 12hr                     10          10          10          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                        PF                PF PF  F                   PF


Date           02/21  Thu 02/22/18  Fri 02/23/18  Sat 02/24/18  Sun 02/25/18
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          80      61    80      60    76      59    77      61    78
Temp          78 71   63 62 79 68   63 61 75 68   61 60 76 68   63 62 76 65
Dewpt         65 65   62 62 64 63   61 59 60 59   59 58 60 60   61 61 60 60
PWind dir         S       S     S      SE     E      SE     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC   SC SC B1 SC   SC SC B1 B1   SC B1 SC SC   SC SC SC B1
PoP 12hr         10       5    10      10    20      10    10      10    20
Rain shwrs                                 S  S                        S  S

$$
GAZ118-191345-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
541 PM EST Sun Feb 18 2018

Date           02/18/18      Mon 02/19/18            Tue 02/20/18            Wed
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                      58          78          60          82          62
Temp             62 61 59 58 59 67 76 77 70 66 64 62 61 71 80 80 73 69 66 64 63
Dewpt            57 57 58 57 56 61 62 62 62 62 61 60 61 63 64 64 64 64 63 63 63
RH               84 87 96 96 90 81 62 60 76 87 90 93100 76 58 58 73 84 90 97100
Wind dir          E  E  E  E NE  E SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
Wind spd          9  6  4  4  4  4  6  6  5  4  4  3  3  5  9  9  6  5  4  4  4
Clouds           B2 OV B2 B2 B2 B1 SC SC SC SC B1 B1 B1 B1 B1 SC SC SC SC B1 B1
PoP 12hr                     10          10          10          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                    O  O
Obvis                      F  F                PF PF  F                   PF


Date           02/21  Thu 02/22/18  Fri 02/23/18  Sat 02/24/18  Sun 02/25/18
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          81      62    82      60    80      59    79      61    80
Temp          79 72   65 63 80 71   64 61 79 71   61 60 78 70   64 62 77 67
Dewpt         66 65   63 62 65 63   61 59 61 61   60 58 61 61   60 60 60 60
PWind dir        SE       S     S      SE    SE      SE     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC   SC SC SC SC   SC SC B1 SC   SC SC SC SC   SC SC SC B1
PoP 12hr         10       5    10      10    10      10    10      10    20
Rain shwrs                                                             S  S

$$
SCZ050-191345-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
541 PM EST Sun Feb 18 2018

Date           02/18/18      Mon 02/19/18            Tue 02/20/18            Wed
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                      57          73          61          77          62
Temp             57 57 57 57 58 66 71 72 68 65 64 62 62 69 75 76 70 67 65 64 63
Dewpt            53 53 56 56 57 62 63 63 63 63 62 61 61 63 64 64 64 63 63 63 63
RH               86 86 96 96 96 87 76 73 84 93 93 97 97 81 69 66 81 87 93 97100
Wind dir         NE NE NE  E  E  E SE SE SE SE SE SE SE SE  S SE SE SE SE SE  S
Wind spd         13 10  6  5  5  6  8  8  5  4  4  3  3  6  9  8  6  6  5  5  4
Clouds           B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC B1 B1
PoP 12hr                     10          10          10          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                        PF                PF PF  F                   PF


Date           02/21  Thu 02/22/18  Fri 02/23/18  Sat 02/24/18  Sun 02/25/18
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          77      61    77      60    74      59    75      62    76
Temp          75 70   63 62 76 67   63 61 73 66   61 60 74 68   63 62 75 63
Dewpt         65 64   62 62 64 63   61 59 61 60   59 59 60 61   62 61 60 60
PWind dir         S       S     S      SE     E      SE     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    B1 SC   SC SC B1 SC   SC SC B1 B1   SC B1 SC SC   SC SC SC B1
PoP 12hr          5       5    10       5    20      10    10      10    20
Rain shwrs                                 S  S                        S  S

$$
SCZ048-191345-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
541 PM EST Sun Feb 18 2018

Date           02/18/18      Mon 02/19/18            Tue 02/20/18            Wed
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                      58          76          60          79          61
Temp             59 59 58 58 59 66 74 75 69 65 63 62 61 70 77 78 71 67 65 63 62
Dewpt            54 55 57 56 56 61 62 63 63 62 62 61 61 63 64 64 64 64 63 63 62
RH               83 87 96 93 90 84 66 66 81 90 97 97100 78 64 62 79 90 93100100
Wind dir          E  E  E  E  E  E SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
Wind spd         10  6  4  4  3  4  6  5  4  4  4  3  3  5  9  8  5  5  4  4  4
Clouds           B1 B2 B2 B2 B2 B1 SC SC SC SC B1 B1 B1 B1 B1 SC SC SC SC B1 B1
PoP 12hr                     10          10          10          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                        PF                PF PF  F                   PF


Date           02/21  Thu 02/22/18  Fri 02/23/18  Sat 02/24/18  Sun 02/25/18
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          79      62    80      60    78      59    78      60    79
Temp          77 71   63 62 78 68   64 61 77 68   61 60 77 68   64 62 77 65
Dewpt         65 65   63 62 64 63   61 59 61 60   60 59 61 61   61 60 60 61
PWind dir         S       S     S      SE    SE      SE     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC   SC SC SC SC   SC SC B1 SC   SC B1 SC SC   SC SC SC B1
PoP 12hr         10       5    10       5    10      10     5      10    20
Rain shwrs                                                             S  S

$$
SCZ043-191345-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
541 PM EST Sun Feb 18 2018

Date           02/18/18      Mon 02/19/18            Tue 02/20/18            Wed
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                      56          78          60          81          61
Temp             58 58 56 56 57 67 75 77 70 66 64 62 61 71 79 79 72 68 65 63 62
Dewpt            52 52 55 55 55 60 61 61 62 62 62 61 61 62 63 62 64 63 63 63 62
RH               80 80 96 96 93 78 62 58 76 87 93 97100 73 58 56 76 84 93100100
Wind dir          E  E  E  E  E  E  S  S SE SE SE SE SE SE  S  S SE SE SE SE SE
Wind spd          8  5  4  4  4  4  6  6  4  3  3  3  3  4  9  6  4  4  3  4  3
Clouds           B2 B2 OV OV B2 B1 B1 SC SC SC B1 B1 B1 B1 B1 SC SC SC SC B1 B1
PoP 12hr                     10          10          10          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs
Obvis                        PF                PF PF  F                   PF


Date           02/21  Thu 02/22/18  Fri 02/23/18  Sat 02/24/18  Sun 02/25/18
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          82      61    82      60    78      58    80      60    81
Temp          80 72   64 62 80 70   63 61 76 69   60 59 78 70   63 61 76 69
Dewpt         65 65   63 62 64 63   61 59 60 59   59 59 59 60   61 60 59 60
PWind dir         S       S     S      SE    SE      SE     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC   SC SC B1 SC   SC B1 B1 B1   B1 B1 B1 SC   SC SC B1 B2
PoP 12hr         10      10    10      10    20      10    10      10    20
Rain shwrs                                 S  S                        S  S

$$
GAZ099-191345-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
541 PM EST Sun Feb 18 2018

Date           02/18/18      Mon 02/19/18            Tue 02/20/18            Wed
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                      59          80          60          82          63
Temp             66 63 59 59 59 69 77 78 71 67 64 62 61 71 80 80 73 69 67 65 64
Dewpt            61 58 58 58 56 60 61 60 61 61 61 61 61 63 63 62 64 64 64 64 64
RH               84 84 96 96 90 73 58 54 71 81 90 97100 76 56 54 73 84 90 97100
Wind dir          E  E  E  E  E SE  S SE SE SE SE SE SE SE  S SE SE SE SE SE SE
Wind spd          9  8  5  5  4  5  6  6  6  6  4  4  4  6 10  8  6  6  5  5  5
Clouds           B1 B2 OV OV B2 B1 SC SC SC SC SC B1 B1 B2 B1 B1 SC SC SC B1 B2
PoP 12hr                     10           5          10          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                    O  O
Rain shwrs
Obvis                      F  F                   PF  F                   PF


Date           02/21  Thu 02/22/18  Fri 02/23/18  Sat 02/24/18  Sun 02/25/18
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          84      63    83      60    80      60    80      61    80
Temp          82 74   66 64 80 73   64 61 79 74   64 61 78 72   64 62 77 71
Dewpt         65 65   64 63 63 63   61 60 61 60   60 59 61 60   61 60 60 60
PWind dir         S       S     S      SE    SE      SE     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC   SC B1 B1 SC   SC B1 B1 SC   SC B1 SC SC   SC SC B1 B1
PoP 12hr         10      10    20      10    10      10    10      10    20
Rain shwrs                   S  S                                      S  S

$$

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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