Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 230224 AAA
PFMCHS

POINT FORECAST MATRICES...UPDATED
NATIONAL WEATHER SERVICE CHARLESTON SC
924 PM EST SUN NOV 22 2009

SCZ050-231030-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
924 PM EST SUN NOV 22 2009

DATE           11/22/09      MON 11/23/09            TUE 11/24/09            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                      50          60          48          59          50
TEMP                52 53 52 50 57 60 59 53 51 50 49 48 55 59 58 54 52 51 50 50
DEWPT               50 52 51 50 55 57 56 53 51 50 49 48 52 54 54 54 52 51 50 50
RH                  93 96 96100 93 90 90100100100100100 90 83 86100100100100100
WIND DIR            NE  E NE  N  N  N  N  N  N  N  N  N NE NE  E  E NE NE  N  N
WIND SPD             9 10  9  6  6  5  5  4  3  3  4  4  5  4  4  4  3  3  4  4
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 SC B1 B1 B1 B1
POP 12HR                     40          30          10          10           5
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                 O  O  O    AR AR AR AR AR AR AR  O
RAIN                 S  C  C  C  C
OBVIS                  PF PF PF                 F  F  F


DATE           11/25  THU 11/26/09  FRI 11/27/09  SAT 11/28/09  SUN 11/29/09
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      49    67      42    59      36    60      40    64
TEMP          68 58   52 49 67 53   46 42 59 46   39 36 59 49   43 40 63 50
DEWPT         54 53   52 48 47 45   42 38 35 37   35 33 36 39   39 38 41 43
PWIND DIR        NE       N    NW       W     W       W     W       W     W
WIND CHAR        LT      LT    LT      GN    GN      GN    GN      LT    LT
AVG CLOUDS    B1 B1   B1 B1 SC SC   FW FW SC SC   SC SC SC FW   FW FW FW FW
POP 12HR         10      20    10      10     5       5     5       5     5
RAIN SHWRS             S  S

$$
GAZ118-231030-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
924 PM EST SUN NOV 22 2009

DATE           11/22/09      MON 11/23/09            TUE 11/24/09            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                      51          62          48          62          51
TEMP                52 53 52 51 58 62 61 54 52 50 49 48 57 62 61 56 54 53 52 51
DEWPT               50 52 50 51 55 57 56 54 52 50 49 48 53 55 56 56 54 53 52 51
RH                  93 96 93100 90 84 84100100100100100 86 78 84100100100100100
WIND DIR            NE NE  N NW  N  N  N  N  N  N  N  N NE NE  E  E NE NE NE NE
WIND SPD             6  6  4  6  4  4  3  2  2  3  3  4  5  5  4  3  3  3  4  4
CLOUDS              OV OV OV OV OV B2 OV OV OV OV OV B2 B2 B2 B2 B1 B1 B1 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  O    AR AR AR AR AR AR AR  O
RAIN                 S
RAIN SHWRS                                                                    S
TSTMS
OBVIS                  PF PF PF                 F  F  F


DATE           11/25  THU 11/26/09  FRI 11/27/09  SAT 11/28/09  SUN 11/29/09
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      49    68      41    59      36    61      40    64
TEMP          69 58   52 49 68 53   45 41 59 46   39 36 60 49   43 40 63 51
DEWPT         55 54   51 48 47 45   40 37 34 36   36 35 37 41   40 38 40 43
PWIND DIR        NE       N    NW       W     W       W     W       W     W
WIND CHAR        LT      LT    LT      GN    GN      LT    LT      LT    LT
AVG CLOUDS    B1 B1   B1 B1 SC SC   SC FW SC SC   SC SC FW FW   FW FW FW FW
POP 12HR         20      20    10      10     5       5     5       5     5
RAIN SHWRS     S  S    S  S

$$
SCZ050-231030-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
924 PM EST SUN NOV 22 2009

DATE           11/22/09      MON 11/23/09            TUE 11/24/09            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                      53          61          51          61          51
TEMP                54 55 54 53 58 61 60 56 54 52 52 51 57 61 60 56 54 52 52 51
DEWPT               53 54 53 53 56 58 57 56 54 52 52 51 53 54 55 55 54 52 52 51
RH                  90 96 96100 93 90 90100100100100100 86 78 84 96100100100100
WIND DIR            NE  E NE NW  N  N  N  N  N  N  N  N NE NE  E  E NE NE NE NE
WIND SPD            16 16 13  9  9  6  6  5  4  4  5  6  6  5  5  5  4  4  5  5
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B1 SC B1 B1 B1 B1
POP 12HR                     40          20          10          10           5
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                 O  O  O    AR AR AR AR AR AR AR  O
RAIN                 S  C  C  S  S
OBVIS                  PF PF PF                 F  F  F


DATE           11/25  THU 11/26/09  FRI 11/27/09  SAT 11/28/09  SUN 11/29/09
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      51    67      45    59      40    60      43    64
TEMP          68 59   53 51 67 55   48 45 59 49   43 40 60 51   45 43 63 52
DEWPT         55 53   53 50 49 46   43 39 36 38   37 35 38 40   41 39 42 44
PWIND DIR        NE       N    NW       W     W       W     W       W     W
WIND CHAR        LT      LT    GN      GN    GN      GN    GN      LT    LT
AVG CLOUDS    B1 B1   B2 B1 SC SC   FW FW SC SC   SC SC SC FW   FW FW FW FW
POP 12HR         10      20    10      10     5       5     5       5     5
RAIN SHWRS             S  S

$$
SCZ048-231030-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
924 PM EST SUN NOV 22 2009

DATE           11/22/09      MON 11/23/09            TUE 11/24/09            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                      50          60          49          60          50
TEMP                52 52 51 50 57 60 59 54 52 51 50 49 56 60 59 55 53 51 51 50
DEWPT               50 52 50 50 55 57 56 54 52 51 50 49 53 55 55 55 53 51 51 50
RH                  93100 96100 93 90 90100100100100100 90 84 87100100100100100
WIND DIR            NE NE  N NW  N  N  N  N  N  N  N  N NE NE  E  E NE NE NE NE
WIND SPD             8  8  5  6  5  5  4  3  3  3  4  5  5  5  4  4  4  4  4  5
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1 B1 B1 B1 B1
POP 12HR                     20          20          10          10           5
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                 O  O  O    AR AR AR AR AR AR AR  O
RAIN                 S  S  S  S  S
OBVIS                  PF PF PF                 F  F  F


DATE           11/25  THU 11/26/09  FRI 11/27/09  SAT 11/28/09  SUN 11/29/09
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      49    68      42    59      37    61      41    64
TEMP          69 58   52 49 68 54   46 42 59 47   40 37 60 50   44 41 63 51
DEWPT         54 53   50 48 48 45   40 37 36 37   37 35 37 40   39 38 41 43
PWIND DIR        NE       N    NW       W     W       W     W       W     W
WIND CHAR        LT      LT    LT      GN    GN      GN    LT      LT    LT
AVG CLOUDS    B1 B1   B1 B1 SC SC   SC FW SC SC   SC SC FW FW   FW FW FW FW
POP 12HR         10      20    10      10     5       5     5       5     5
RAIN SHWRS             S  S

$$
SCZ043-231030-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
924 PM EST SUN NOV 22 2009

DATE           11/22/09      MON 11/23/09            TUE 11/24/09            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                      48          58          47          58          48
TEMP                51 51 50 48 55 58 57 52 50 49 48 47 54 58 57 53 51 49 49 48
DEWPT               48 49 48 48 53 55 55 52 50 49 48 47 52 53 54 53 51 49 49 48
RH                  89 93 93100 93 90 93100100100100100 93 83 90100100100100100
WIND DIR            NE NE  N  N  N  N  N  N  N  N  N  N NE NE  E NE NE  N  N  N
WIND SPD             6  5  5  6  6  5  4  2  1  2  3  3  3  4  3  2  2  2  3  3
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B1 SC B1 B1 B1 B1
POP 12HR                     30          30          10          10          10
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                 O  O  O    AR AR AR AR AR AR AR  O
RAIN                 C  C  C  C  C
OBVIS                  PF PF PF                 F  F  F


DATE           11/25  THU 11/26/09  FRI 11/27/09  SAT 11/28/09  SUN 11/29/09
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      47    67      38    59      34    61      37    64
TEMP          68 56   50 47 67 51   42 38 58 45   38 34 60 48   40 37 63 49
DEWPT         51 52   48 46 46 43   40 37 35 37   35 33 36 39   38 36 39 41
PWIND DIR         N       N     W       W     W       W     W       W     W
WIND CHAR        LT      LT    LT      LT    GN      LT    LT      LT    LT
AVG CLOUDS    B1 SC   B1 B1 SC SC   SC FW SC SC   SC SC SC FW   FW FW FW FW
POP 12HR         10      10    10      10     5       5     5       5     5

$$
GAZ099-231030-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
924 PM EST SUN NOV 22 2009

DATE           11/22/09      MON 11/23/09            TUE 11/24/09            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                      48          57          47          59          48
TEMP                50 51 50 48 54 57 56 52 50 48 48 47 54 59 58 53 51 50 49 48
DEWPT               49 49 48 48 52 55 55 52 50 48 48 47 52 54 56 53 51 50 49 48
RH                  96 93 93100 93 93 96100100100100100 93 83 93100100100100100
WIND DIR            NE NE  N  N  N  N  N  N  N  N  N  N NE  E  E NE NE NE NE NE
WIND SPD             4  5  6  6  5  6  4  2  1  1  2  3  3  3  3  3  2  1  2  3
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1 B1 B1 B1
POP 12HR                     30          10          10          10          10
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                 O  O  O    AR AR AR AR AR AR AR  O
RAIN                 C
OBVIS                  PF PF PF                 F  F  F


DATE           11/25  THU 11/26/09  FRI 11/27/09  SAT 11/28/09  SUN 11/29/09
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      47    67      39    58      36    62      38    64
TEMP          69 57   50 47 67 52   43 39 58 46   39 36 61 49   41 38 63 50
DEWPT         55 54   49 47 46 45   40 38 35 37   36 34 38 41   40 38 40 44
PWIND DIR         N       N    NW       W     W       W     W       W     W
WIND CHAR        LT      LT    LT      LT    GN      LT    LT      LT    LT
AVG CLOUDS    SC SC   B1 B1 SC SC   SC SC SC SC   SC SC FW FW   FW FW FW SC
POP 12HR         10      10    10      10     5       5     5       5     5

$$

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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