Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 182002
PFMCHS

Point Forecast Matrices
National Weather Service Charleston SC
301 PM EST Sat Nov 18 2017

SCZ050-190900-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
301 PM EST Sat Nov 18 2017

Date           11/18/17      Sun 11/19/17            Mon 11/20/17            Tue
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          66          38          60          44
Temp          74 65 63 64 63 57 59 64 65 53 48 45 42 39 51 58 58 48 46 45 44 45
Dewpt         56 57 58 57 56 55 48 42 38 38 37 35 33 30 31 32 33 38 37 40 40 42
RH            53 75 84 78 78 93 67 45 37 57 65 68 70 70 46 37 39 68 71 82 86 89
Wind dir       S  S SW SW SW  W NW NW NW NW  N  N  N NE NE NE  E  E NE NE NE NE
Wind spd      13 11 13 16 16 12 13 13 11  8  5  4  5  4  9  5  6  3  3  2  4  3
Clouds        FW FW FW SC B2 B2 B1 CL FW FW FW CL CL FW CL FW FW FW FW SC SC B1
PoP 12hr                     30          20           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  S                                               S
Wind chill                                        38 36
Min chill                                            34    38


Date           11/21  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17
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          68      52    66      48    60      45    58      45    62
Temp          67 56   53 53 66 57   51 48 60 54   47 45 58 53   46 45 61 51
Dewpt         53 56   53 52 54 52   46 42 46 45   42 42 46 45   41 42 40 44
PWind dir         E       N     N      NE    NE      NE     N       N     W
Wind char        LT      LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B2   B2 B2 B1 B1   B2 B1 B1 B1   B1 B1 B1 B1   SC SC FW CL
PoP 12hr         30      30    20      20    20      20    20      20    10
Rain shwrs     S  C    C  C  S  S    S  S  S  S    S  S  S  S    S  S

$$
GAZ118-190900-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
301 PM EST Sat Nov 18 2017

Date           11/18/17      Sun 11/19/17            Mon 11/20/17            Tue
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                      55          66          39          62          47
Temp          76 67 64 63 63 56 56 63 65 54 49 45 42 39 53 60 61 53 49 48 47 48
Dewpt         54 56 55 55 56 52 46 42 38 37 35 34 33 32 34 37 36 42 41 44 43 46
RH            46 68 73 75 78 86 69 46 37 52 58 65 70 76 48 42 39 66 74 86 86 93
Wind dir       S  S  S SW SW  W NW NW NW NW NW  N  N NE NE  E  E  E NE NE NE NE
Wind spd      13 11 11 13 14 12 13 13 12  8  6  5  4  5  8  8  8  4  4  3  4  3
Clouds        FW CL FW SC B2 B2 SC CL FW FW FW FW CL FW FW FW FW SC FW SC SC B2
PoP 12hr                     30          20           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C  S                                               C
Wind chill                                        39 35
Min chill                                            35    39


Date           11/21  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17
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          69      53    68      49    62      47    60      45    65
Temp          68 57   55 53 67 57   52 49 62 56   49 47 58 53   47 45 64 53
Dewpt         55 57   54 52 55 53   48 44 48 48   44 43 47 46   42 43 43 44
PWind dir        NE       N     N       N    NE       N     N       N     W
Wind char        LT      LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B1   B2 B1 B1 B1   B1 B1 B1 B1   SC SC FW CL
PoP 12hr         50      30    20      20    20      20    20      20    10
Rain shwrs     C  C    C  C  S  S    S  S  S  S    S  S  S  S    S  S

$$
SCZ050-190900-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
301 PM EST Sat Nov 18 2017

Date           11/18/17      Sun 11/19/17            Mon 11/20/17            Tue
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          67          41          60          47
Temp          72 66 65 65 64 59 61 65 65 54 50 47 44 42 52 58 59 51 49 48 48 48
Dewpt         58 58 59 58 58 56 50 43 40 39 38 37 35 32 33 34 35 40 40 43 44 46
RH            61 75 81 78 81 90 67 45 40 57 63 68 70 67 48 40 40 66 71 83 86 93
Wind dir       S  S SW SW SW  W NW NW NW NW  N  N  N NE NE NE  E  E NE  E NE NE
Wind spd      14 13 16 18 18 14 14 14 12 10  8  8  9  8 11  8  9  4  5  4  5  4
Clouds        FW FW FW SC B2 B2 B1 CL FW FW FW CL CL FW CL FW FW FW FW SC SC B1
PoP 12hr                     30          20           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  S  S                                            S
Wind chill                                        39 37
Min chill                                            36    39


Date           11/21  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17
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          68      54    66      51    61      47    59      47    62
Temp          67 58   56 55 66 57   52 51 61 56   49 48 58 53   48 47 61 53
Dewpt         54 57   55 54 55 53   48 44 47 47   45 44 48 46   44 44 42 44
PWind dir         E      NE     N      NE    NE      NE     N       N     W
Wind char        LT      LT    LT      GN    GN      GN    GN      LT    LT
Avg clouds    B2 B2   B2 B2 B1 B1   B2 B2 B1 B1   B1 B1 B1 B1   SC SC FW CL
PoP 12hr         40      30    20      20    20      20    20      20    10
Rain shwrs     S  C    C  C  S  S    S  S  S  S    S  S  S  S    S  S

$$
SCZ048-190900-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
301 PM EST Sat Nov 18 2017

Date           11/18/17      Sun 11/19/17            Mon 11/20/17            Tue
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          66          39          61          46
Temp          75 65 64 63 62 57 59 64 65 55 50 46 42 40 51 58 60 51 48 47 47 47
Dewpt         57 57 57 55 55 52 46 41 37 37 36 34 34 32 31 34 34 40 39 41 41 44
RH            54 75 78 75 78 83 62 43 35 51 58 63 73 73 46 40 37 66 71 79 79 89
Wind dir       S  S SW SW SW  W NW NW NW NW NW  N  N NE NE NE  E  E NE NE NE NE
Wind spd      11  9 12 13 14 13 13 14 12  9  8  5  6  5  9  8  6  3  4  3  5  3
Clouds        FW FW FW SC B2 B2 B1 CL FW FW FW CL CL FW FW FW FW SC FW SC SC B1
PoP 12hr                     30          20           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  S                                               S
Wind chill                                        38 36
Min chill                                            35    39


Date           11/21  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17
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          68      52    66      49    62      45    59      44    64
Temp          67 55   55 53 66 58   52 49 61 55   48 46 57 52   47 45 61 52
Dewpt         53 55   53 52 53 51   46 43 46 45   42 42 45 45   41 42 40 43
PWind dir         E      NE     N      NE    NE      NE     N       N     W
Wind char        LT      LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B1 B1   B2 B1 B1 B1   B1 B1 B1 B1   SC SC FW CL
PoP 12hr         40      30    20      20    20      20    20      20    10
Rain shwrs     S  C    C  C  S  S    S  S  S  S    S  S  S  S    S  S

$$
SCZ043-190900-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
301 PM EST Sat Nov 18 2017

Date           11/18/17      Sun 11/19/17            Mon 11/20/17            Tue
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          66          35          61          40
Temp          75 65 63 62 61 56 60 64 64 52 47 43 38 36 50 58 60 47 44 42 41 42
Dewpt         54 56 55 54 55 51 45 39 37 36 35 33 32 28 30 29 30 35 34 36 35 39
RH            48 73 75 75 81 83 58 40 37 54 63 67 79 72 46 33 32 63 68 79 79 89
Wind dir       S  S  S SW SW  W NW NW NW NW NW  N  N NE NE  E  E  E NE NE  N NE
Wind spd      11  8 11 13 13 11 12 12 10  6  4  3  3  3  6  5  5  2  2  2  4  3
Clouds        FW FW FW B1 OV B2 SC CL FW FW FW CL CL FW CL FW FW FW FW SC SC B1
PoP 12hr                     30          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C
Wind chill                                        36 33                   38
Min chill                                            32    36                37


Date           11/21  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17
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          67      49    66      45    59      42    59      42    64
Temp          65 53   51 50 65 55   49 46 58 52   44 42 57 51   44 42 61 49
Dewpt         50 53   50 49 51 49   43 39 43 43   40 39 43 43   39 40 39 41
PWind dir        NE      NE     N      NE    NE      NE     N       N     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   SC SC FW FW
PoP 12hr         30      30    20      20    20      20    20      20    10
Rain shwrs        C    C  C  S  S    S  S  S  S    S  S  S  S    S  S

$$
GAZ099-190900-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
301 PM EST Sat Nov 18 2017

Date           11/18/17      Sun 11/19/17            Mon 11/20/17            Tue
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                      53          64          36          62          43
Temp          76 65 64 63 61 54 54 61 63 50 45 42 39 37 51 59 61 48 45 44 44 44
Dewpt         53 54 55 57 56 49 45 40 36 36 35 33 32 29 34 32 32 38 36 40 36 41
RH            45 68 73 81 84 83 71 46 36 58 68 70 76 72 52 36 33 68 70 86 73 89
Wind dir      SW  S SW SW  W NW NW NW NW NW NW  N  N NE NE  E  E  E  E NE NE NE
Wind spd      10  5 12 14 13 13 14 14 13  8  5  4  4  3  8  6  5  3  3  3  5  4
Clouds        FW CL SC B2 OV B1 FW CL FW FW FW FW FW FW FW FW FW SC FW B1 B1 B2
PoP 12hr                     30          10           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C
Wind chill                                     39 36 34
Min chill                                      39    33    37                39


Date           11/21  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17
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          66      50    66      47    61      44    60      44    65
Temp          63 56   54 51 65 56   51 47 60 52   46 44 58 51   47 44 62 52
Dewpt         51 55   51 50 51 51   46 41 45 46   42 40 44 44   41 42 40 44
PWind dir        NE      NE     N       N    NE      NE     N       N     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B1 B1   B1 B1 B1 B1   B1 B1 B1 SC   SC SC FW FW
PoP 12hr         30      20    20      20    20      20    20      20    10
Rain shwrs        C    S  S  S  S    S  S  S  S    S  S  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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