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Issued by NWS San Juan, PR

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Point Forecast Matrices
National Weather Service San Juan PR
503 PM AST Wed Apr 24 2024

PRZ001-250800-
Luis Munoz Marin International Airport-San Juan
18.43N  66.00W Elev. 9 ft
503 PM AST Wed Apr 24 2024

Date           04/24/24      Thu 04/25/24            Fri 04/26/24            Sat
AST 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          87          75          87          76
Temp             80 78 77 77 82 86 87 84 79 77 76 76 82 86 87 84 80 78 77 77 81
Dewpt            75 75 74 74 74 75 75 74 73 72 72 72 73 74 74 73 73 73 73 72 73
RH               85 91 90 90 77 70 68 72 82 85 87 87 74 68 65 70 79 85 87 85 77
Wind dir          E  E SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd          9  6  5  5  8 13 17 11  9 10  9  8  5  8 12 11  8  9  6  5  9
Clouds           B2 OV OV OV B2 B2 SC B2 B1 B1 SC SC B1 B1 B2 B2 B2 B2 B2 B2 B1
PoP 12hr                     70          60          40          60          50
QPF 12hr                   0.56        0.63        0.26        0.99        0.23
Rain shwrs        C  L  L  L  L  L  C  L  C  C  C  S  C  C  L  L  C  C  C  C  C
Tstms                                  S                    S  S  S  S  S  S
Heat index       85          88 94 96 90 83          87 93 95 90 84          86
Max heat         93    84    88    96    96          87    95    94    83    86


Date           04/27  Sun 04/28/24  Mon 04/29/24  Tue 04/30/24  Wed 05/01/24
AST 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          85      75    85      75    85      74    85      78    85
Temp          85 79   76 81 85 79   76 81 85 78   75 80 85 80   78 82 85 82
Dewpt         73 72   72 72 73 72   71 70 71 70   70 70 71 70   70 71 73 72
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      LT    GN
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40      30    30      30    30      20    20      20    20
Rain shwrs     C  C    C  C  C  S    S  C  C  C    S  S  S  S    S  S  S  S

$$
PRZ002-250800-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N  65.63W Elev. 39 ft
503 PM AST Wed Apr 24 2024

Date           04/24/24      Thu 04/25/24            Fri 04/26/24            Sat
AST 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          87          76          87          78
Temp             82 80 79 79 83 86 87 84 80 78 77 77 82 86 87 84 81 80 79 78 82
Dewpt            75 75 75 74 75 75 75 74 74 72 72 72 74 75 74 74 74 74 74 72 74
RH               79 85 88 85 77 70 68 72 82 82 85 85 77 70 65 72 79 82 85 82 77
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd          8  8 10 11 12 12 12 11 11 11 10  9  6 10 11 10  9  9  9  9 11
Clouds           B2 OV OV OV B2 B2 SC SC B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1
PoP 12hr                     70          60          60          60          40
QPF 12hr                   0.56        0.29        0.57        1.13        0.18
Rain shwrs        C  L  L  L  L  L  S  S  C  C  L  L  L  L  L  L  C  C  C  C  C
Tstms                                                       S  S  S  S  S  S
Heat index       88 85       90 95 96 91 84          88 94 95 92 87 84       88
Max heat         94    87    90    96    95    83    88    96    95    86    88


Date           04/27  Sun 04/28/24  Mon 04/29/24  Tue 04/30/24  Wed 05/01/24
AST 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          86      76    87      76    87      77    87      78    87
Temp          86 80   77 82 87 80   77 82 87 81   78 83 87 81   78 83 87 83
Dewpt         74 73   73 73 73 73   72 72 72 71   71 71 72 71   72 73 74 73
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40      30    30      30    30      20    20      20    20
Rain shwrs     C  C    C  C  C  C    S  C  C  C    S  S  S  S    S  S  S  S

$$
PRZ007-250800-
Mercedita Airport-Ponce PR
18.02N  66.56W Elev. 26 ft
503 PM AST Wed Apr 24 2024

Date           04/24/24      Thu 04/25/24            Fri 04/26/24            Sat
AST 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                      74          87          71          87          73
Temp             79 77 75 75 81 86 87 83 77 74 72 72 80 85 87 83 78 76 74 74 80
Dewpt            72 72 71 71 71 70 72 72 71 70 69 67 67 67 71 71 70 69 69 69 69
RH               79 85 87 87 72 59 61 70 82 87 90 84 65 55 59 67 76 79 84 84 69
Wind dir          E NE NE  E  E SE SE  E  E  E NE  E  E  E  E  E NE NE NE NE NE
Wind spd          8  5  4  3  5 10 11  9  6  5  5  5  4 11 11  8  6  4  2  3  4
Clouds           CL SC SC B2 FW FW SC SC CL CL CL CL SC SC SC SC SC SC SC SC SC
PoP 12hr                     50          30          10          30          30
QPF 12hr                   0.20        0.15        0.01        0.29        0.07
Rain shwrs           S  C  C  S  S  S  C              S  S  C  C  S  S  S  S  C
Heat index                   85 90 93 88             82 88 93 88             82
Max heat         89          85    93    93          82    93    93          82


Date           04/27  Sun 04/28/24  Mon 04/29/24  Tue 04/30/24  Wed 05/01/24
AST 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          85      72    88      74    88      73    88      77    88
Temp          85 77   73 81 88 79   75 82 88 78   74 81 88 81   77 83 88 83
Dewpt         69 68   68 68 67 69   68 67 68 68   67 67 67 65   64 63 65 64
PWind dir         E      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        LT      LT    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 SC   FW FW FW SC   CL CL FW SC   CL FW FW SC   SC SC SC SC
PoP 12hr         50       5    40       0    20       0    30      10    20
Rain shwrs     C  C          C  C          S  S          C  C    S  S  S  S
Tstms          S  S          S  S

$$
PRZ008-250800-
Rafael Hernandez Airport-Aguadilla PR
18.50N  67.13W Elev. 237 ft
503 PM AST Wed Apr 24 2024

Date           04/24/24      Thu 04/25/24            Fri 04/26/24            Sat
AST 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          83          71          84          74
Temp             78 77 76 75 79 82 83 80 75 73 72 72 78 83 84 81 78 76 75 75 80
Dewpt            74 75 74 73 72 73 74 73 73 73 72 72 70 71 73 73 72 73 73 73 71
RH               88 94 94 94 79 74 74 79 94100100100 76 67 70 77 82 90 94 94 74
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E NE NE  E  E  E  E  E
Wind spd          9  5  4  4  4  5  8  8  4  8  5  9 13 14 12 14 16 13 11 12 14
Clouds           B1 SC SC B1 SC SC B2 OV SC SC SC FW SC SC OV OV B2 B2 B2 B2 SC
PoP 12hr                     40          70          30          80          50
QPF 12hr                   0.24        1.19        0.13        1.22        0.21
Rain shwrs        C  S  C  C  C  C  L  L  S  S  S     C  C  D  D  C  C  C  C  S
Tstms                               S  S                    C  C  S  S  S  S
Heat index                   83 87 89 84                87 90 86             83
Max heat         87          83    89    89                90    90          83


Date           04/27  Sun 04/28/24  Mon 04/29/24  Tue 04/30/24  Wed 05/01/24
AST 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          84      74    83      73    83      72    83      76    83
Temp          84 78   75 79 83 77   74 79 83 76   73 78 83 78   76 80 83 80
Dewpt         72 72   73 71 71 71   71 68 69 68   70 68 69 69   70 69 71 71
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        BZ      BZ    BZ      BZ    BZ      BZ    BZ      GN    BZ
Avg clouds    SC SC   SC SC SC SC   FW FW FW SC   SC FW CL FW   SC FW FW SC
PoP 12hr         20      10    20       5    10      10    10      10    10
Rain shwrs     S  S    S  S  S  S    S  S  S  S    S  S     S    S  S  S  S

$$
PRZ010-250800-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N  67.15W Elev. 28 ft
503 PM AST Wed Apr 24 2024

Date           04/24/24      Thu 04/25/24            Fri 04/26/24            Sat
AST 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                      74          87          70          88          72
Temp             79 77 75 75 81 86 87 82 76 73 71 71 80 86 88 84 78 75 73 73 81
Dewpt            76 75 73 72 74 77 79 78 75 73 71 71 73 76 77 77 75 74 73 72 74
RH               91 94 94 90 79 75 77 88 97100100100 79 72 70 80 91 97100 97 79
Wind dir          E  E  E  E  E SE NW NE NE  E  E  E  E  E NE NE  E  E  E  E NE
Wind spd          2  3  5  5  4  3  3  5  2  4  4  4  6  5  5  5  6  6  5  6 10
Clouds           SC CL FW SC FW FW B2 OV FW CL CL CL SC SC OV OV B1 B1 B1 B1 SC
PoP 12hr                     20          70          20          80          40
QPF 12hr                   0.06        1.11        0.05        1.13        0.17
Rain shwrs        S     S  S  S     L  L              S  S  D  D  C  C  C  C  C
Tstms                               S  S                    C  C  S  S  S  S
Heat index       83          87 96101 92             84 96100 93             86
Max heat         95          87   101   100          84   100   100          86


Date           04/27  Sun 04/28/24  Mon 04/29/24  Tue 04/30/24  Wed 05/01/24
AST 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          88      72    87      73    87      72    87      76    87
Temp          88 78   73 80 87 78   74 81 87 77   73 80 87 80   76 82 87 82
Dewpt         77 74   72 74 76 73   71 71 74 71   70 71 74 71   70 72 76 73
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      GN    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    SC SC   FW FW FW SC   CL CL FW SC   FW FW FW FW   CL CL FW SC
PoP 12hr         30       5    30       0    10       0    10       0    20
Rain shwrs     C  C          C  C          S  S          S  S          S  S

$$
VIZ001-250800-
CYRIL E. King Airport-St Thomas USVI
18.33N  64.97W Elev. 23 ft
503 PM AST Wed Apr 24 2024

Date           04/24/24      Thu 04/25/24            Fri 04/26/24            Sat
AST 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                      77          87          78          87          77
Temp             80 79 78 78 83 86 87 84 81 80 79 79 83 86 87 84 81 79 78 78 83
Dewpt            76 75 76 75 75 74 74 73 73 73 73 73 74 74 74 74 74 74 74 73 74
RH               88 88 94 91 77 68 65 70 77 79 82 82 74 68 65 72 79 85 88 85 74
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         14 14 14 16 17 17 18 17 16 17 16 14 13 13 12 14 16 14 13 17 16
Clouds           SC SC B1 B1 SC SC SC SC SC SC SC B2 B1 B1 SC SC B1 B1 B1 B1 SC
PoP 12hr                     40          30          60          40          40
QPF 12hr                   0.27        0.17        0.37        0.53        0.17
Rain shwrs        S  C  C  C  C  S  S  S  S  S  C  L  C  C  C  C  C  C  C  C  C
Tstms                                                             S  S  S  S
Heat index       86          90 94 95 91 86 84       90 94 95 91 86          90
Max heat         91    84    90    95    95    85    90    95    95    85    90


Date           04/27  Sun 04/28/24  Mon 04/29/24  Tue 04/30/24  Wed 05/01/24
AST 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          88      76    87      75    87      76    88      78    88
Temp          88 80   77 82 87 79   76 82 87 80   77 83 88 81   78 84 88 83
Dewpt         74 74   73 74 74 73   72 72 72 72   71 72 72 72   72 73 74 74
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      BZ    BZ      BZ    BZ      BZ    BZ      GN    GN
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30      20    20      20    20      10    10      10    20
Rain shwrs     C  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$
VIZ002-250800-
Henry E. Rohlsen Airport-St Croix USVI
17.70N  64.80W Elev. 74 ft
503 PM AST Wed Apr 24 2024

Date           04/24/24      Thu 04/25/24            Fri 04/26/24            Sat
AST 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          87          75          87          75
Temp             80 78 76 76 82 86 87 84 79 77 76 76 82 86 87 84 79 77 76 76 82
Dewpt            74 74 74 74 75 74 73 73 72 72 72 72 73 73 73 73 73 73 73 72 73
RH               82 88 94 94 79 68 63 70 79 85 87 87 74 65 63 70 82 87 90 87 74
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         11 11  9 11 13 17 16 16 14 13 12 11 13 13 12 12 13 12 12 13 14
Clouds           SC SC B1 B1 SC SC SC SC SC SC SC B2 SC SC SC SC SC SC SC SC SC
PoP 12hr                     50          50          60          30          20
QPF 12hr                   0.31        0.12        0.33        0.29        0.05
Rain shwrs        C  C  C  C  C  S  S  S  S  S  C  L  C  C  S  S  S  S  S  S  S
Heat index       84          88 93 95 90 83          87 93 94 90 83          87
Max heat         91          88    95    94          87    94    94          87


Date           04/27  Sun 04/28/24  Mon 04/29/24  Tue 04/30/24  Wed 05/01/24
AST 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          87      74    87      74    87      74    88      78    88
Temp          87 79   75 81 87 79   75 81 87 79   75 82 88 81   78 84 88 83
Dewpt         73 73   72 73 73 73   71 72 72 72   71 72 72 72   72 73 74 74
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      BZ    BZ      BZ    BZ      BZ    BZ      GN    GN
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         20      20    20      20    20      10    20      20    30
Rain shwrs     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  C  C

$$


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