Point Forecast Matrices
Issued by NWS Charleston, SC

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9
000
FOUS52 KCHS 220434
PFMCHS

Point Forecast Matrices
National Weather Service Charleston SC
1233 AM EDT Sat Jul 22 2017

SCZ050-230900-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
1233 AM EDT Sat Jul 22 2017

Date           07/21/17      Sat 07/22/17            Sun 07/23/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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                      76          94          76          93          76
Temp                   78 77 79 88 93 91 85 81 79 77 79 88 92 90 85 81 79 77 79
Dewpt                  75 74 75 75 75 75 76 75 75 74 75 75 75 76 76 75 75 75 75
RH                     91 90 88 66 56 60 75 82 88 90 88 66 58 64 75 82 88 94 88
Wind dir                S SW SW SW  S  S  S SW SW SW SW SW SW  S SW SW SW SW SW
Wind spd                2  1  3  5  8 10  9  9  6  6  6  8  9 12 10  8  8  5  8
Clouds                 FW FW FW FW SC SC FW FW SC SC SC SC B1 B1 B1 SC SC B1 B1
PoP 12hr                      5          20          20          20          20
QPF 12hr                      0           0           0           0        0.10
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  S              S  S  S  S  S  S  S  C
Tstms                                  S  S              S  S  S  S  S  S  S  C
Heat index                      98105102 94             98103102 94
Max heat                          105   105    90         103   103    90


Date           07/24  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17  Fri 07/28/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          91      77    90      75    88      75    88      75    89
Temp          90 84   79 79 90 83   78 77 87 82   76 77 88 82   76 77 89 82
Dewpt         75 76   76 75 74 76   75 74 73 74   74 74 73 74   73 73 74 74
PWind dir        SW      SW    SW      SW     S       E    SE       S    SW
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B1 B1 B1 B1   B1 B2 B2 B2   B1 B1 SC SC   SC SC SC B1
PoP 12hr         30      30    40      50    50      30    30      20    20
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S

$$
GAZ118-230900-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
1233 AM EDT Sat Jul 22 2017

Date           07/21/17      Sat 07/22/17            Sun 07/23/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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                      76          92          74          91          75
Temp                   77 76 79 87 91 89 83 79 77 75 77 86 90 88 83 79 77 76 78
Dewpt                  74 73 73 75 75 74 74 74 74 73 74 75 75 75 74 74 73 73 74
RH                     90 90 82 68 60 61 74 85 90 94 90 70 62 66 74 85 87 90 88
Wind dir                S SW SW  W  S  S  S  S SW SW SW  W SW  S  S SW SW SW SW
Wind spd                0  0  1  4  6  9  9  6  6  4  6  6  9  9  8  4  6  5  8
Clouds                 FW FW FW SC SC SC SC FW SC SC SC SC B1 B1 B1 SC SC SC B1
PoP 12hr                      5          20          20          20          20
QPF 12hr                      0           0           0        0.05        0.08
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  S              S  S  S  S  S  S  S  C
Tstms                                  S  S              S  S  S  S  S  S  S  C
Heat index                      96102 98 90             95101 98 90
Max heat                          102   102               101   101


Date           07/24  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17  Fri 07/28/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          91      76    92      75    89      74    90      75    90
Temp          90 84   78 78 91 84   77 76 89 82   76 76 90 83   76 76 90 83
Dewpt         76 74   74 74 74 74   74 74 74 74   74 73 73 74   74 74 74 75
PWind dir        SW      SW    SW      SW     S      SE     E       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B1 B1 B1 B1   B1 B1 B2 B2   B2 B1 B1 B1   SC SC B1 B1
PoP 12hr         40      30    40      40    50      30    30      20    20
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S

$$
SCZ050-230900-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
1233 AM EDT Sat Jul 22 2017

Date           07/21/17      Sat 07/22/17            Sun 07/23/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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                      78          92          78          92          79
Temp                   80 79 81 88 91 90 85 82 80 79 80 88 91 90 86 82 81 80 81
Dewpt                  77 77 77 76 76 76 77 76 76 76 76 76 76 77 76 76 75 75 76
RH                     91 94 88 68 62 64 77 82 88 91 88 68 62 66 72 82 82 85 85
Wind dir                S SW SW SW  S  S SW SW SW SW SW SW SW  S SW SW SW SW SW
Wind spd                6  4  4  6 10 12 11 11 10  9  9  9 12 14 13 11 10  8  9
Clouds                 FW FW FW SC SC FW FW FW SC SC SC SC SC SC B1 SC SC B1 B1
PoP 12hr                      0          20          20          20          20
QPF 12hr                      0           0           0           0        0.11
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  S              S  S  S  S  S  S  S  C
Tstms                                  S  S              S  S  S  S  S  S  S  C
Heat index                      99103101 95             99104103 95
Max heat                          103   103    91         105   105    93


Date           07/24  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17  Fri 07/28/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          89      78    89      77    88      76    87      76    88
Temp          88 84   80 80 89 83   79 78 87 82   78 78 87 81   77 78 88 81
Dewpt         76 76   76 75 75 76   75 75 74 74   74 74 74 74   73 73 75 75
PWind dir        SW      SW    SW      SW     S      SE    SE       S    SW
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B1 B1 B1 B1   B1 B2 B2 B2   B1 B1 B1 SC   SC SC SC B1
PoP 12hr         30      30    40      50    50      30    30      20    20
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S

$$
SCZ048-230900-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
1233 AM EDT Sat Jul 22 2017

Date           07/21/17      Sat 07/22/17            Sun 07/23/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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                      76          92          76          91          76
Temp                   79 77 80 87 91 89 84 80 78 77 79 86 90 89 84 80 78 77 79
Dewpt                  75 74 75 74 74 75 75 74 74 73 74 74 74 75 75 74 74 73 74
RH                     88 90 85 65 58 64 74 82 88 87 85 68 60 64 74 82 88 87 85
Wind dir                S SW SW SW  S  S  S SW SW SW  W  W SW  S  S SW SW SW SW
Wind spd                1  0  2  5  6  9  9  8  8  6  6  6  9 10  9  6  8  5  8
Clouds                 FW FW FW SC SC SC SC SC SC SC SC SC B1 B1 B1 SC SC SC B1
PoP 12hr                      5          20          20          20          20
QPF 12hr                      0           0           0           0        0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  S              S  S  S  S  S  S  S  C
Tstms                                  S  S              S  S  S  S  S  S  S  C
Heat index                      95101 99 92             94 99 99 92
Max heat                          101   101                99   101


Date           07/24  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17  Fri 07/28/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          91      77    91      75    88      74    89      74    89
Temp          90 84   80 79 91 83   78 77 88 81   76 77 89 82   76 77 89 81
Dewpt         74 75   75 74 74 75   74 74 74 74   74 73 73 74   74 74 74 75
PWind dir        SW      SW    SW      SW     S      SE     E       S    SW
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B1 B1 B1 B1   B1 B2 B2 B2   B1 B1 SC SC   SC SC SC B1
PoP 12hr         40      30    40      40    50      30    30      20    20
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S

$$
SCZ043-230900-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
1233 AM EDT Sat Jul 22 2017

Date           07/21/17      Sat 07/22/17            Sun 07/23/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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                      73          93          74          93          74
Temp                   76 75 77 87 92 90 84 79 77 75 77 87 92 90 84 79 77 75 77
Dewpt                  73 73 73 74 73 73 74 73 73 72 73 74 73 73 74 73 73 72 73
RH                     90 94 87 65 54 58 72 82 87 90 87 65 54 58 72 82 87 90 87
Wind dir                S  S SW SW SW  S  S  S SW SW SW SW SW SW  S  S SW SW SW
Wind spd                0  0  1  4  5  8  5  5  5  4  5  6  8  8  6  5  6  5  6
Clouds                 FW FW FW SC SC SC SC FW FW SC SC SC B1 B1 B1 SC SC SC B1
PoP 12hr                      0          20          20          30          20
QPF 12hr                      0           0           0           0        0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  S              S  S  C  S  S  S  S  C
Tstms                                  S  S              S  S  C  S  S  S  S  C
Heat index                      95101 98 91             95101 98 91
Max heat                          101   100               101   101


Date           07/24  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17  Fri 07/28/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          91      75    92      74    88      73    90      72    90
Temp          90 83   77 77 92 83   76 75 88 82   74 75 90 82   73 75 90 82
Dewpt         73 74   75 74 74 75   74 74 74 74   73 72 71 73   73 73 72 74
PWind dir        SW      SW    SW      SW    SE      SE    SE       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B1 B1 B1 B2   B1 B2 B2 B2   B1 B1 SC SC   SC SC SC B1
PoP 12hr         40      30    40      40    50      30    30      20    20
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  S

$$
GAZ099-230900-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
1233 AM EDT Sat Jul 22 2017

Date           07/21/17      Sat 07/22/17            Sun 07/23/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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                      75          94          74          93          75
Temp                   76 75 78 88 93 91 84 79 77 75 77 87 92 90 84 80 78 76 78
Dewpt                  73 73 74 75 73 72 74 74 73 73 74 75 73 74 74 74 73 73 74
RH                     90 94 88 66 52 54 72 85 87 94 90 68 54 60 72 82 85 90 88
Wind dir                S SW SW  W SW SW SW SW SW SW  W  W SW SW SW SW SW SW SW
Wind spd                0  0  2  5  6  8  6  5  5  4  5  8  8  9  6  5  6  6  6
Clouds                 FW FW FW FW SC SC SC FW FW SC SC SC B1 B1 B1 SC SC SC B1
PoP 12hr                      5          20          20          30          20
QPF 12hr                      0           0           0        0.04           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  S              S  S  C  S  S        C
Tstms                                  S  S              S  S  C  S  S        C
Heat index                      98102 99 91             96101 99 91
Max heat                          102   101               101   101


Date           07/24  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17  Fri 07/28/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          92      76    92      73    90      73    90      74    90
Temp          91 84   77 77 91 85   76 75 90 82   75 74 89 83   75 75 90 84
Dewpt         73 74   74 74 73 75   73 73 74 74   73 73 73 74   73 74 73 74
PWind dir        SW      SW    SW      SW     W      SE     E       S    SW
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B1 B1 B1 B2   B2 B1 B2 B2   B1 B1 B1 B1   B1 SC SC B1
PoP 12hr         40      30    40      30    50      30    40      20    30
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  C  C  C    S  S  C  C
Tstms          C  C    C  C  C  C    C  C  C  C    C  C  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

$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.