Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
319 AM EDT Mon May 29 2017

SCZ050-292100-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
319 AM EDT Mon May 29 2017

Date             Mon 05/29/17            Tue 05/30/17            Wed 05/31/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      94          73          90          71          89
Temp          73 76 87 93 92 83 77 75 73 76 86 90 87 81 75 73 71 74 83 88 87 81
Dewpt         70 70 70 69 71 71 71 70 70 72 71 70 70 70 71 70 69 70 69 68 67 70
RH            90 82 57 46 51 67 82 84 90 87 61 52 57 69 87 90 93 87 63 52 52 69
Wind dir       W  W  W  W SW SW SW SW  W  W  W  W  W SW SW SW  W  W  W  W  S  S
Wind spd       4  5  8 10 11  8  6  5  4  3  4  6  6  1  2  2  3  2  4  4  5  4
Clouds        FW SC FW FW SC SC B1 B1 B1 SC SC B1 B2 B1 B1 B2 B2 B2 B1 B2 B1 B1
PoP 12hr                     10          30          40          20          30
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  S  S        C  C  S  S              C  C
Tstms                            S  S  S        C  C  S  S              C  C
Heat index          92 98 99                91 96 92                   92 90
Max heat               98   100                96    96                92    92


Date          Thu 06/01/17  Fri 06/02/17  Sat 06/03/17  Sun 06/04/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          70    88      71    87      72    87      72    88
Temp          72 73 88 80   73 74 87 80   74 75 87 81   74 75 87 80
Dewpt         70 70 69 70   71 71 71 71   72 72 71 72   71 70 72 71
PWind dir        SW    SW       S     S      SW    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1 B1   B1 B1 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         10    30      20    40      20    40      30    30
Rain shwrs           C  C    S  S  C  C    S  S  C  C    C  C  C  C
Tstms                C  C    S  S  C  C    S  S  C  C    C  C  C  C

$$
GAZ118-292100-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
319 AM EDT Mon May 29 2017

Date             Mon 05/29/17            Tue 05/30/17            Wed 05/31/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      95          74          90          71          89
Temp          74 76 87 94 93 84 78 75 74 76 85 90 87 81 76 73 71 73 83 89 87 81
Dewpt         69 69 70 70 70 71 71 70 69 71 71 70 69 70 71 70 69 70 70 69 68 71
RH            84 79 57 46 47 65 79 84 84 85 63 52 55 69 85 90 93 90 65 52 53 72
Wind dir       W  W  W  W SW  S  S SW  W  W  W  W  W  W NW SW  W  W NW  W  S  S
Wind spd       4  6  8  9  9  6  5  4  3  3  5  6  6  3  1  2  3  2  4  3  3  3
Clouds        SC SC FW SC SC SC B2 B1 SC SC SC B1 B2 B1 B1 B2 B1 B2 B2 B2 B2 B1
PoP 12hr                     10          20          40          20          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S                 C  C  S  S              C  C
Tstms                         S                 C  C  S  S              C  C
Heat index          92100 99                90 96 91                   94 91
Max heat              100   102                96    96                94    93


Date          Thu 06/01/17  Fri 06/02/17  Sat 06/03/17  Sun 06/04/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          71    88      72    88      72    88      72    87
Temp          72 73 88 81   72 74 88 81   74 75 88 81   74 74 87 79
Dewpt         70 70 71 71   71 71 71 72   71 71 73 73   71 70 72 72
PWind dir        SW    SE       S     S       S    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1 B1   B1 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         10    30      20    30      20    40      20    40
Rain shwrs           C  C    S  S  C  C    S  S  C  C    S  S  C  C
Tstms                C  C    S  S  C  C    S  S  C  C    S  S  C  C

$$
SCZ050-292100-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
319 AM EDT Mon May 29 2017

Date             Mon 05/29/17            Tue 05/30/17            Wed 05/31/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      89          74          88          73          87
Temp          75 77 86 89 88 82 77 76 75 77 85 88 86 81 77 75 73 75 83 86 86 80
Dewpt         72 71 71 72 74 72 73 71 72 73 72 72 72 72 72 72 71 71 70 69 69 71
RH            90 82 61 57 63 72 87 85 90 87 65 59 63 74 85 90 93 87 65 57 57 74
Wind dir       W  W  W SW SW SW SW SW SW  W  W SW SW SW  S SW  W  W  W SW  S  S
Wind spd       5  6  8 11 13 10  8  6  4  3  5  9 10  4  3  4  4  3  4  6 10  8
Clouds        FW SC FW FW SC FW B1 B1 B1 SC SC B1 B2 B1 B1 B2 B2 B2 B1 B2 B1 B1
PoP 12hr                     10          20          30          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  S  S        C  C  S  S              S  S
Tstms                            S  S  S        C  C  S  S              S  S
Heat index          91 95 97                91 94 92                   90 90
Max heat               95    97                94    94                91    91


Date          Thu 06/01/17  Fri 06/02/17  Sat 06/03/17  Sun 06/04/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          73    87      74    86      75    86      75    86
Temp          74 75 86 80   74 76 85 80   75 76 86 80   76 76 85 79
Dewpt         72 71 70 71   72 72 72 72   73 73 72 73   73 71 72 71
PWind dir        SW    SW       S     S      SW    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    B1 B1 B1 B1   B1 B1 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         10    20      20    30      30    30      30    30
Rain shwrs           S  S    S  S  C  C    C  C  C  C    C  C  C  C
Tstms                S  S    S  S  C  C    C  C  C  C    C  C  C  C

$$
SCZ048-292100-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
319 AM EDT Mon May 29 2017

Date             Mon 05/29/17            Tue 05/30/17            Wed 05/31/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      92          74          90          72          89
Temp          75 77 87 92 90 83 78 75 74 77 85 89 88 82 77 75 73 75 83 88 86 81
Dewpt         71 70 70 70 72 72 72 71 71 72 70 70 71 71 71 70 70 70 68 68 67 70
RH            87 79 57 49 56 70 82 87 90 85 61 54 57 69 82 84 90 84 61 52 53 69
Wind dir       W  W  W  W SW SW SW SW  W  W  W  W  W  W SW SW  W  W  W  W SW  S
Wind spd       6  8  9  9 10  8  5  4  4  3  5  8  8  3  3  3  3  3  4  3  5  3
Clouds        SC SC FW FW SC SC B2 B1 B1 SC SC B1 B2 B1 B1 B1 B1 B2 B2 B2 B2 B1
PoP 12hr                     10          20          40          20          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  S           C  C  S  S              C  C
Tstms                            S  S           C  C  S  S              C  C
Heat index          92 98 97                90 94 94                   92
Max heat               98    99                94    96                92    92


Date          Thu 06/01/17  Fri 06/02/17  Sat 06/03/17  Sun 06/04/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          71    88      72    87      72    88      73    87
Temp          74 75 88 80   74 76 87 80   74 76 87 81   75 75 87 79
Dewpt         70 70 69 71   71 71 70 72   72 72 71 72   71 71 71 71
PWind dir        SW    SW       S     S       S    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1 B1   B1 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         10    30      20    30      20    40      30    40
Rain shwrs           C  C    S  S  C  C    S  S  C  C    C  C  C  C
Tstms                C  C    S  S  C  C    S  S  C  C    C  C  C  C

$$
SCZ043-292100-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
319 AM EDT Mon May 29 2017

Date             Mon 05/29/17            Tue 05/30/17            Wed 05/31/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      94          71          90          69          89
Temp          72 75 86 93 93 83 76 73 71 74 84 90 88 82 75 71 69 72 82 88 88 81
Dewpt         69 69 69 67 68 68 70 70 69 71 70 69 68 69 69 68 67 68 67 66 65 68
RH            90 82 57 43 44 61 82 90 93 90 63 50 52 65 82 90 93 87 61 48 47 65
Wind dir       W  W  W  W  W SW SW SW  W  W  W  W  W  W SW  W  W  W  W  W  W SW
Wind spd       3  5  8 10 10  5  4  3  3  3  5  8  8  3  1  1  1  1  4  4  4  2
Clouds        FW SC FW FW SC SC B2 B1 B1 SC SC B1 B2 B1 B1 B2 B1 B2 B2 B2 B2 B1
PoP 12hr                     20          30          40          20          30
QPF 12hr                      0        0.06           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  C  C  S        C  C  S  S              C  C
Tstms                         S  C  C  S        C  C  S  S              C  C
Heat index          90 97 97                   95 92                   90 90
Max heat               97    98                95    95                90    91


Date          Thu 06/01/17  Fri 06/02/17  Sat 06/03/17  Sun 06/04/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          68    89      69    88      69    89      70    87
Temp          70 71 88 80   70 72 88 80   71 73 89 81   72 73 87 80
Dewpt         68 68 67 69   68 69 69 70   70 70 70 71   69 70 70 71
PWind dir        SW    SW       S     S       S    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1 B1   B1 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         10    30      20    40      20    40      20    40
Rain shwrs           C  C    S  S  C  C    S  S  C  C    S  S  C  C
Tstms                C  C    S  S  C  C    S  S  C  C    S  S  C  C

$$
GAZ099-292100-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
319 AM EDT Mon May 29 2017

Date             Mon 05/29/17            Tue 05/30/17            Wed 05/31/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      93          72          89          69          88
Temp          72 75 86 92 92 84 76 74 72 74 83 88 88 83 75 71 69 71 80 86 88 82
Dewpt         70 70 70 70 69 70 71 70 70 71 71 70 68 69 69 69 67 69 68 68 66 69
RH            93 84 59 49 47 63 85 87 93 90 67 55 52 63 82 93 93 93 67 55 48 65
Wind dir       W  W  W  W  W  W  W  W  W  W  W NW NW NW  W SW  W  W NW  W  W  W
Wind spd       4  5  8  8  9  5  3  2  3  3  5  8  9  3  1  0  1  1  4  4  4  2
Clouds        SC SC FW SC SC SC B2 B1 B1 SC SC B1 B2 B1 B1 B2 B1 B2 B2 B2 B2 B1
PoP 12hr                     30          30          40          10          30
QPF 12hr                      0        0.09           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  S              C  C                    C  C
Tstms                         C  S              C  C                    C  C
Heat index          91 98 97                   93 92                      90
Max heat               98    98                93    94                      90


Date          Thu 06/01/17  Fri 06/02/17  Sat 06/03/17  Sun 06/04/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          69    90      70    89      70    88      71    88
Temp          72 72 89 83   72 73 88 83   72 73 88 83   73 73 87 82
Dewpt         68 69 68 70   70 71 70 72   70 71 71 72   70 71 71 72
PWind dir         W     W       S     S       S    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1 B1   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         10    30      20    40      20    30      20    40
Rain shwrs           C  C    S  S  C  C    S  S  C  C    S  S  C  C
Tstms                C  C    S  S  C  C    S  S  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

$$




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