Area Forecast Matrices
Issued by NWS San Juan, PR

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643
FOCA52 TJSJ 070902
AFMSJU

Area Forecast Matrices
National Weather Service San Juan PR
502 AM AST Tue Oct 7 2025

PRZ001-072000-
San Juan and Vicinity-
Including the cities of Bayamon, Carolina, Catano, Guaynabo,
San Juan, Toa Alta, Toa Baja, and Trujillo Alto
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                82 89 91    72 76 83    82 90 92    72 76 83    82 89 92
Temp             83 88 89 83 80 78 77 76 84 89 90 83 80 78 77 76 83 88 89 83 80
Dewpt            76 78 78 77 76 76 75 74 76 77 77 76 75 75 74 74 76 77 77 77 75
RH               80 72 70 82 88 94 94 94 77 68 66 80 85 91 90 94 80 70 68 82 85
Wind dir         SE  E  E SE SE SE SE SE SE SE SE SE SE SE SE SE SE  E  E  E  E
Wind spd          3  5  8  4  4  4  3  3  5  9 11  6  3  2  2  3  3  6  9  6  4
Clouds           B2 B2 OV OV SC SC SC SC FW SC SC SC SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     70          30          30          30          50
QPF 12hr              0.66-0.99   0.05-0.15   0.06-0.15   0.06-0.17   0.31-0.78
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC NM NM IS IS IS IS IS SC IS IS IS IS SC SC SC SC SC SC SC
Tstms            IS IS IS IS                                           IS IS
Heat index       92101102 91 84 80       92101102 91 85 80       92101102 91 84
Max heat         97   111   109    94    98   112   108    94    98   111   108


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          76    89      76    89      76    89      76    90
Temp          77 83 89 80   77 83 89 80   77 83 89 80   77 84 90 81
Dewpt         75 76 77 75   74 76 77 75   75 76 76 75   74 75 76 75
PWind dir         E     E       S    SE      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC SC SC B1   B1 B1 B1 B1   SC B1 B1 SC   SC SC B1 SC
PoP 12hr         30    40      40    60      50    50      40    40
Rain shwrs    SC SC SC SC   SC SC NM NM   IS SC SC IS   IS SC SC IS
Tstms               IS IS   IS IS IS IS         IS IS            IS

$$
PRZ002-072000-
Northeast-
Including the cities of Ceiba, Canovanas, Fajardo, Humacao,
Loiza, Luquillo, Naguabo, and Rio Grande
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                75 87 91    67 75 83    75 87 92    67 76 83    75 87 92
Temp             82 86 87 82 79 77 76 75 82 87 87 82 79 78 76 76 82 86 87 81 79
Dewpt            76 76 76 76 75 75 74 74 75 76 75 75 74 75 74 74 75 76 75 75 74
RH               82 72 70 82 88 94 94 97 79 70 68 79 85 91 94 94 79 72 68 82 85
Wind dir          E  E  E SE SE SE SE SE SE SE SE SE SE SE  E SE SE SE  E  E  E
Wind spd          4  6  6  5  4  5  4  4  6 10 10  8  4  3  3  4  4  6  9  8  3
Wind gust                                      20
Clouds           B2 OV OV B2 SC SC SC SC FW SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     70          50          50          50          40
QPF 12hr              0.67-0.84   0.13-0.20   0.11-0.19   0.15-0.21   0.30-0.78
Snow 12hr                    MM          MM          MM
Rain shwrs       NM NM NM NM SC SC SC SC IS SC IS IS SC SC SC SC SC SC SC SC SC
Tstms            IS IS IS IS                                           IS IS
Heat index       89 97 98 88 83          89 97 97 88 83          90 97 97 88 82
Max heat         98   109   108    95    96   108   106    95    97   108   105


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          75    87      75    87      76    87      75    88
Temp          76 82 87 79   76 82 87 79   76 82 87 79   76 82 88 80
Dewpt         74 75 75 74   74 75 75 74   74 75 75 73   73 75 75 74
PWind dir        NE    SE       S     S      SE    SE       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B1 B1 B1   B1 B1 B1 B2   SC B1 B1 SC   SC SC B1 SC
PoP 12hr         40    40      40    60      50    50      40    40
Rain shwrs    SC SC SC SC   SC SC SC SC   SC SC SC IS   IS SC SC IS
Tstms                  IS   IS IS IS IS

$$
PRZ003-072000-
Southeast-
Including the cities of Arroyo, Guayama, Maunabo, Patillas,
Salinas, and Yabucoa
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                77 88 92    69 75 83    77 87 91    69 75 83    77 87 91
Temp             82 87 88 82 79 77 76 75 82 86 87 81 79 77 76 75 82 86 87 81 79
Dewpt            75 76 76 77 75 75 74 74 76 76 76 76 75 75 74 74 76 76 76 76 74
RH               79 70 68 85 88 94 94 97 82 72 70 85 88 94 94 97 82 72 70 85 85
Wind dir         NE  E SE  E  E  E  E  E SE SE SE SE  E  E  E  E  E  E SE  E NE
Wind spd          3  6  6  4  3  3  3  4  5  9  8  6  4  3  4  5  5  6  6  6  3
Clouds           B1 B2 B2 B2 SC SC SC SC FW FW SC SC B1 B1 B1 B1 SC SC SC SC SC
PoP 12hr                     60          40          40          40          30
QPF 12hr              0.30-0.68   0.06-0.19   0.03-0.12        0.15   0.25-0.30
Snow 12hr                    MM          MM          MM
Rain shwrs       SC NM NM SC SC SC SC SC IS IS IS IS SC SC SC SC IS IS SC SC SC
Tstms            IS IS IS IS
Heat index       89 98 99 89 83          89 96 97 88 82          89 97 98 88 81
Max heat         96   109   110    95    96   107   105    94    97   108   106


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          75    87      75    86      75    87      75    87
Temp          76 81 87 79   76 81 86 79   76 82 87 79   76 82 87 79
Dewpt         74 75 76 74   74 75 76 74   74 75 75 74   73 75 75 74
PWind dir        NE    SE       S    SE      SE    SE       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC SC SC B1   SC SC B1 B1   SC B1 B1 SC   SC SC SC SC
PoP 12hr         30    40      40    50      40    40      30    30
Rain shwrs    SC SC IS SC   SC SC SC SC   SC SC IS IS   IS IS IS IS
Tstms               IS IS      IS IS IS

$$
PRZ004-072000-
Eastern Interior-
Including the cities of Aguas Buenas, Caguas, Cayey, Cidra,
Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                76 86 92    69 72 76    76 86 92    69 72 76    76 86 93
Temp             80 85 86 79 77 75 73 72 80 85 86 79 77 75 73 72 80 85 86 79 76
Dewpt            74 76 75 75 73 73 72 72 74 75 75 74 73 73 72 72 74 75 75 75 73
RH               82 75 70 88 87 94 97100 82 72 70 85 87 94 97100 82 72 70 88 90
Wind dir         NE  E  E SE SE SE SE SE SE SE SE SE  E SE  E  E  E SE SE  E  E
Wind spd          2  5  6  4  3  3  2  3  5  9  9  6  2  1  2  3  3  5  6  5  2
Clouds           B1 B2 B2 B2 SC SC SC SC FW SC SC SC SC SC B1 B1 SC SC SC SC SC
PoP 12hr                     60          40          30          40          30
QPF 12hr              0.40-0.81   0.04-0.18   0.05-0.14   0.11-0.18   0.25-0.36
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC NM SC SC IS SC SC IS IS IS IS SC SC SC SC SC SC SC SC SC
Tstms            IS IS IS IS
Heat index       84 94 95 83             84 93 94 83             84 94 94 82
Max heat         95   108   105    86    96   108   105    85    96   108   105


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          72    86      72    85      72    86      72    86
Temp          73 80 86 76   73 79 85 76   73 80 86 76   73 80 86 77
Dewpt         72 74 75 73   72 74 74 73   72 74 74 72   71 73 73 72
PWind dir        NE    SE       S     S      SE    SE       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC B1   B1 B1 B1 B1   SC B1 B1 SC   SC SC SC SC
PoP 12hr         30    50      40    60      50    50      30    30
Rain shwrs    SC SC IS SC   SC SC SC NM   SC SC SC IS   IS IS IS IS
Tstms               IS IS   IS IS IS IS

$$
PRZ005-072000-
North Central-
Including the cities of Arecibo, Barceloneta, Dorado, Florida,
Manati, Vega Alta, and Vega Baja
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                85 89 92    72 74 83    85 90 93    72 75 83    85 89 93
Temp             83 88 89 82 79 77 75 74 83 89 90 83 79 77 75 75 83 88 89 82 79
Dewpt            77 78 78 76 75 75 74 73 76 78 78 76 75 75 73 73 76 78 78 77 76
RH               82 72 70 82 88 94 97 97 80 70 68 80 88 94 94 94 80 72 70 85 91
Wind dir         SE NE  E  E SE SE  S SE SE SE  E SE SE SE SE SE SE  E NE  E  E
Wind spd          3  5  6  3  3  4  3  3  4  4  5  2  2  3  3  3  3  5  6  2  2
Clouds           B1 B1 OV OV SC FW FW FW CL FW B1 B2 FW FW FW FW SC SC B2 B2 SC
PoP 12hr                    100          30          50          20          50
QPF 12hr              0.89-2.05        0.04   0.09-0.80   0.02-0.10   0.30-1.10
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC  D  D SC    IS IS    IS SC SC IS IS IS IS IS IS SC SC IS
Tstms            IS    IS IS                   IS IS                   IS IS
Heat index       91102103 89 81          92103104 91 82          91102104 90 82
Max heat         98   111   111    94    98   115   111    94    97   117   113


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          75    89      74    90      75    90      74    90
Temp          76 83 89 79   75 83 90 79   76 83 90 79   75 83 90 79
Dewpt         74 76 78 75   74 76 77 75   74 76 77 75   74 76 77 75
PWind dir        SE     E       S    SE      SE     E      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC SC SC B1   SC SC B1 B1   SC SC SC B1   B1 B1 B1 B2
PoP 12hr         20    40      20    60      20    60      40    60
Rain shwrs    IS IS SC SC   IS IS IS IS   IS IS IS SC   SC SC NM NM
Tstms               IS IS         IS IS         IS IS   IS IS IS IS

$$
PRZ006-072000-
Central Interior-
Including the cities of Aibonito, Barranquitas, Ciales, Coamo,
Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                75 83 92    63 72 75    75 83 91    63 72 75    75 83 91
Temp             78 82 83 78 75 74 73 72 78 82 83 78 75 74 72 72 78 82 83 77 75
Dewpt            73 74 74 73 72 72 71 70 73 74 73 73 71 71 71 70 73 74 74 74 72
RH               85 77 74 85 90 93 93 93 85 77 72 85 87 90 97 93 85 77 74 90 90
Wind dir          E  E  E  E  E SE SE SE SE SE  S SE SE SE  E  E  E  E  E  E  E
Wind spd          2  4  3  2  2  2  2  2  4  5  5  3  2  2  2  2  3  3  3  2  2
Clouds           SC B1 OV B2 FW FW FW FW CL FW SC SC SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     70          10          10          20          30
QPF 12hr              0.29-1.22   0.01-0.07   0.03-0.73   0.04-0.13   0.21-0.99
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC NM SC IS    IS IS    IS IS IS IS IS IS IS IS IS SC SC IS
Tstms                  IS IS                   IS IS                   IS IS
Heat index       81 89 90 80             81 88 89 80             81 88 90 80
Max heat         95   109   105    84    95   109   105          94   107   104


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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    83      71    83      72    83      71    83
Temp          72 78 83 75   72 78 83 75   73 78 83 75   72 78 83 75
Dewpt         71 72 74 72   71 72 73 72   71 72 72 71   70 72 72 71
PWind dir        NE    SE       S    SE      SE    SE       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC B1   SC SC B1 B1   SC SC SC SC   SC SC SC SC
PoP 12hr         20    60      20    60      20    30      20    30
Rain shwrs    IS IS IS SC   IS IS IS IS   IS IS IS IS   IS IS IS IS
Tstms               IS IS         IS IS            IS            IS

$$
PRZ007-072000-
Ponce and Vicinity-
Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas,
Ponce, and Santa Isabel
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                75 88 93    64 75 83    75 87 92    64 75 83    75 87 93
Temp             82 87 88 82 79 78 76 75 82 86 87 81 79 77 76 75 82 86 87 81 79
Dewpt            73 74 75 75 74 73 73 72 74 75 74 75 74 73 72 71 73 75 75 75 74
RH               74 65 66 79 85 85 90 90 77 70 65 82 85 87 87 87 74 70 68 82 85
Wind dir         NE SE SE  E NE  E  E  E  E SE SE SE  E  E  E  E  E SE SE SE NE
Wind spd          1  5  5  4  3  3  3  3  5  8  8  6  3  3  3  3  3  5  5  4  3
Clouds           SC B1 B2 B1 FW FW FW FW CL CL FW FW SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     50           5          20          20          30
QPF 12hr              0.22-0.94   0.00-0.06   0.01-0.12   0.03-0.13   0.20-1.08
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC NM SC IS    IS IS          IS IS IS IS IS IS IS SC SC IS
Tstms               IS IS                                              IS IS
Heat index       87 96 98 89 83 80       88 95 96 87 82          87 95 97 88 82
Max heat         95   109   109    94    96   109   105    95    95   110   107


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          75    87      75    86      76    87      75    87
Temp          76 82 87 79   76 81 86 79   77 82 87 79   76 82 87 79
Dewpt         72 73 75 73   72 73 74 74   72 73 74 73   71 72 73 73
PWind dir        NE    SE       E    SE       E    SE       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW SC B1   SC SC SC B1   SC SC SC SC   SC SC SC SC
PoP 12hr         10    60      20    50      20    20      20    20
Rain shwrs    IS IS NM NM   IS IS SC SC   IS IS IS IS   IS IS IS IS
Tstms               IS IS         IS IS

$$
PRZ008-072000-
Northwest-
Including the cities of Aguadilla, Camuy, Hatillo, Isabela,
and Quebradillas
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                85 87 93    70 74 83    85 88 93    70 73 83    85 87 93
Temp             81 86 87 81 78 76 75 74 81 87 88 81 78 76 74 73 81 86 87 81 78
Dewpt            74 77 77 75 74 74 73 72 74 76 76 75 75 73 72 71 74 76 76 75 75
RH               79 75 72 82 88 94 94 93 79 70 68 82 91 90 93 93 79 72 70 82 91
Wind dir          E NE NE  E  E SE SE SE SE  E  N  N SE SE SE SE SE  E  N NE  E
Wind spd          5  5  5  3  4  3  3  3  3  3  4  3  3  2  2  3  3  4  4  2  1
Clouds           SC SC OV OV B1 SC FW CL FW FW B2 B2 FW FW FW FW FW FW B2 B2 SC
PoP 12hr                    100          50          60           5          60
QPF 12hr              1.68-2.07   0.03-0.09   0.72-0.80        0.01   0.50-1.09
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS  D  D SC IS IS    IS    SC NM             IS IS NM NM IS
Tstms                  IS IS IS                IS IS                   IS IS
Heat index       87 97 98 85             87 97 99 86             86 96 98 86
Max heat         95   111   108    93    95   111   107    93    95   111   108


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          74    87      73    88      74    88      74    88
Temp          74 81 87 78   74 81 88 78   75 81 88 78   75 82 88 78
Dewpt         73 74 76 74   73 74 76 74   73 74 75 74   73 73 75 74
PWind dir        SE    NE      SE    SE      SE     E       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC B2   B2 B2 B1 B2
PoP 12hr         20    30      20    20      20    60      60    60
Rain shwrs    IS IS SC SC   IS IS IS IS   IS IS NM NM   SC SC NM NM
Tstms                  IS                       IS IS   IS IS IS IS

$$
PRZ009-072000-
Western Interior-
Including the cities of Adjuntas, Lares, Las Marias, Maricao,
Sabana Grande, San Sebastian, and Utuado
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                75 85 93    67 72 76    75 85 93    66 72 75    75 85 93
Temp             79 84 85 79 76 74 73 72 79 84 85 79 76 74 73 72 79 84 85 78 76
Dewpt            72 74 74 73 72 72 71 70 72 74 73 73 72 72 70 69 72 74 74 73 72
RH               79 72 70 82 87 93 93 93 79 72 67 82 87 93 90 90 79 72 70 85 87
Wind dir          E  E  E  E  E SE SE SE SE SE SE  E SE SE  E  E  E  E  E  E  E
Wind spd          2  2  3  2  2  3  2  2  4  5  4  3  2  2  2  2  2  3  3  2  2
Wind gust                                      20
Clouds           SC B1 OV B2 SC FW FW CL CL CL B1 B1 FW FW FW FW FW FW B2 B2 FW
PoP 12hr                     90          20          40           5          60
QPF 12hr              0.43-2.03   0.00-0.06   0.01-0.80        0.02   0.44-1.10
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC  D NM IS                SC SC IS IS IS IS IS IS NM NM IS
Tstms               IS IS IS                   IS IS                   IS IS
Heat index       82 91 92 81             82 91 91 81             82 90 92 81
Max heat         93   111   108    85    96   110   106    84    95   110   108


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          72    84      72    84      72    84      72    85
Temp          73 79 84 76   73 79 84 76   73 79 84 76   73 79 85 76
Dewpt         71 72 74 72   71 72 73 72   71 72 73 71   70 71 72 71
PWind dir         E    SE      SE    SE      SE    SE       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW SC B1   SC SC SC B1   SC SC SC B1   B1 B1 B1 B1
PoP 12hr          5    50      20    50      20    50      30    50
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS SC   SC SC SC SC
Tstms               IS IS         IS IS         IS IS   IS IS IS IS

$$
PRZ010-072000-
Mayaguez and Vicinity-
Including the cities of Aguada, Anasco, Hormigueros, Mayaguez,
Moca, Rincon, and San German
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                77 90 93    70 75 83    77 89 93    70 75 83    77 89 93
Temp             83 89 90 83 80 78 76 75 83 88 89 82 79 77 76 75 83 88 89 82 79
Dewpt            75 77 77 76 75 74 74 73 75 77 77 76 75 74 73 72 75 77 77 76 75
RH               77 68 66 80 85 88 94 94 77 70 68 82 88 90 90 90 77 70 68 82 88
Wind dir          E  E NE  E  E  E  E  E SE SE  S  E  E  E  E  E  E  E SW  E  E
Wind spd          3  2  4  2  3  4  4  4  5  8  9  8  6  5  4  4  3  4  5  2  4
Clouds           SC B1 OV B2 SC FW FW CL FW CL B1 B1 FW FW FW FW FW FW B2 B2 FW
PoP 12hr                     90          40          50           5          60
QPF 12hr              0.04-2.04   0.01-0.08   0.02-0.80        0.02   0.08-1.08
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS  D  D SC IS IS          SC NM IS IS IS IS       NM NM IS
Tstms               IS IS IS                   IS IS                   IS IS
Heat index       90101103 90 83          91101102 90 82          90100102 90 82
Max heat         96   111   108    93    97   114   109    94    96   113   109


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          75    89      75    89      76    89      75    90
Temp          76 83 89 79   76 83 89 80   76 83 89 79   76 83 90 79
Dewpt         74 75 77 75   73 75 77 75   74 75 76 75   73 74 76 75
PWind dir         E    SE      SE    SE      SE    SE       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW SC SC   SC SC SC SC   SC SC SC B2   B1 B1 B1 B2
PoP 12hr          5    40      20    20      20    60      50    60
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS NM   SC SC SC SC
Tstms               IS IS                       IS IS   IS IS IS IS

$$
PRZ011-072000-
Southwest-
Including the cities of Cabo Rojo, Guanica, and Lajas
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                85 91 93    73 76 83    85 91 93    73 75 83    85 91 93
Temp             84 90 91 84 80 78 77 76 84 90 91 83 80 78 76 75 84 90 91 83 80
Dewpt            75 77 78 78 77 76 75 74 77 78 78 77 76 76 74 73 76 78 78 78 76
RH               74 66 66 82 91 94 94 94 80 68 66 82 88 94 94 94 77 68 66 85 88
Wind dir          E SE SE  E  E  E  E  E  E SE SE SE  E  E  E  E  E SE SE SE NE
Wind spd          2  5  8  3  4  6  5  5  9 12 12 11  8  5  4  4  3  6  9  6  6
Wind gust                                   23 24 23
Clouds           SC B1 B2 B1 FW CL CL CL CL CL FW FW SC SC SC SC SC SC B2 B2 FW
PoP 12hr                     50           5          10          10          50
QPF 12hr              0.15-0.73        0.01   0.01-0.18   0.02-0.09   0.22-1.08
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC SC SC IS                IS IS IS IS IS IS IS IS SC SC IS
Tstms               IS IS IS                                           IS IS
Heat index       92103107 94 87 80       94105106 93 85          93104106 93 85
Max heat         95   111   111    94    98   112   109    94    96   113   109


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          75    91      76    91      77    91      76    91
Temp          76 84 91 81   77 84 91 81   78 85 91 80   77 85 91 80
Dewpt         74 75 78 76   74 76 78 76   74 76 77 75   73 74 77 76
PWind dir        NE    SE       E    SE       E    SE       E    SE
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    FW FW SC B1   SC SC SC SC   SC SC SC SC   SC SC SC B1
PoP 12hr          5    60      20    30      20    20      20    40
Rain shwrs    IS IS NM NM   IS IS SC SC   IS IS IS IS   IS IS IS SC
Tstms               IS IS            IS            IS         IS IS

$$
PRZ012-072000-
Culebra-
Including the city of Culebra
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                85 89 93    76 79 83    85 89 93    77 80 83    85 89 93
Temp             85 88 89 84 82 81 80 79 85 88 89 84 83 81 80 80 85 88 89 84 82
Dewpt            78 78 77 78 77 78 77 77 77 78 77 77 77 77 77 77 77 77 76 77 76
RH               80 72 68 82 85 91 91 94 77 72 68 80 82 88 91 91 77 70 66 80 82
Wind dir          E  E  E SE  E SE SE SE SE SE SE SE  E  E  E  E  E SE SE  E  E
Wind spd         10 10  8  9  9 11 10  9 11 12 12 11 11  9  9  9 10 10 10 10 10
Clouds           B2 B2 B2 B2 SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B1
PoP 12hr                     60          50          50          50          50
QPF 12hr              0.57-0.64        0.21        0.22        0.23        0.49
Snow 12hr                    MM          MM          MM
Rain shwrs       NM NM NM NM SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Tstms            IS IS IS IS                                           IS IS
Heat index       96102102 95 91 89 84 82 95101101 94 91 89 86 82 95101101 94 90
Max heat        100   109   109    96    99   108   106    95    99   108   106


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          79    89      80    89      79    89      80    89
Temp          80 85 89 83   80 85 89 82   80 85 89 83   80 85 89 83
Dewpt         76 77 76 76   76 77 77 77   77 77 76 76   76 77 76 76
PWind dir        NE    SE       S     S      SE    SE       E     E
Wind char        GN    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B1 B1   B1 B1 B1 B1   SC B1 B1 SC   SC SC SC SC
PoP 12hr         50    50      40    50      50    50      20    20
Rain shwrs    SC SC SC SC   SC SC SC SC   SC SC SC IS   IS IS IS IS
Tstms               IS IS   IS IS IS IS

$$
PRZ013-072000-
Vieques-
Including the city of Vieques
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                85 89 92    75 78 83    85 88 92    76 78 83    85 89 92
Temp             84 88 89 83 81 79 78 78 84 87 88 83 81 80 79 78 84 88 89 83 81
Dewpt            77 77 76 76 75 76 76 76 76 76 75 75 75 76 76 76 76 76 75 75 75
RH               80 70 66 80 82 91 94 94 77 70 66 77 82 88 91 94 77 68 64 77 82
Wind dir          E  E SE SE SE SE SE SE SE SE SE SE  E  E  E  E  E SE SE  E  E
Wind spd          8  9  6  8  6 10  9  8 10 11 11 10  9  8  6  8  9  9  9  9  8
Clouds           B2 B2 B2 B2 SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B1 B1 B1 B1 B1
PoP 12hr                     60          50          50          50          50
QPF 12hr                   0.55        0.20        0.20        0.21   0.33-0.49
Snow 12hr                    MM          MM          MM
Rain shwrs       NM NM NM NM SC SC SC SC IS SC SC SC SC SC SC SC SC SC SC SC SC
Tstms            IS IS IS IS                                           IS IS
Heat index       93 99 99 91 87 83 80    92 98 98 91 87 83 80    93 99 98 91 86
Max heat         97   106   104    94    95   104   103    94    95   105   102


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          78    88      78    88      78    89      78    89
Temp          78 84 88 81   79 84 88 81   79 84 89 81   79 84 89 82
Dewpt         75 76 75 75   75 76 75 75   75 76 74 74   74 76 75 75
PWind dir        NE    SE       S     S      SE    SE       E     E
Wind char        GN    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B1 B1   B1 B1 B1 B1   SC B1 B1 SC   SC SC SC SC
PoP 12hr         50    40      40    50      50    50      30    20
Rain shwrs    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC IS IS
Tstms               IS IS   IS IS IS IS

$$
VIZ001-072000-
St.Thomas...St. John...and Adjacent Islands-
Including the cities of Anna`s Retreat, Charlotte Amalie,
Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                85 86 93    72 78 83    85 86 93    71 78 83    85 87 93
Temp             83 86 86 82 81 80 79 78 83 86 86 83 81 80 79 78 83 86 87 83 81
Dewpt            77 77 76 77 76 77 76 76 77 76 76 77 76 77 76 76 76 77 75 76 75
RH               82 75 72 85 85 91 91 94 82 72 72 82 85 91 91 94 80 75 68 80 82
Wind dir          E  E SE SE SE SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E
Wind spd         12 11 10 11 10 12 10  9 12 14 13 12 12 11  9  9 12 13 13 12 11
Clouds           B2 B2 B2 B1 SC SC SC SC SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1
PoP 12hr                     60          50          50          50          50
QPF 12hr              0.40-0.59        0.17        0.21        0.22        0.49
Snow 12hr                    MM          MM          MM
Rain shwrs       NM NM SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Tstms            IS IS IS IS                                           IS IS
Heat index       92 97 96 90 86 83 81 80 91 96 97 91 86 84 82 80 92 97 96 91 86
Max heat        101   110   109    94    99   110   106    95   100   107   106


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          78    87      79    87      78    87      79    87
Temp          79 83 87 81   79 83 87 81   79 83 87 81   80 83 87 81
Dewpt         76 76 75 75   76 76 76 75   76 76 75 74   75 75 75 75
PWind dir        NE    SW       S    SE      SE    SE       E     E
Wind char        GN    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B2 B1   B1 B1 B1 B1   B1 B1 B2 B1   B1 B1 SC FW
PoP 12hr         50    50      50    50      60    60      50    20
Rain shwrs    SC SC SC SC   SC SC SC SC   SC NM NM SC   SC SC IS IS
Tstms               IS IS   IS IS IS IS      IS IS IS   IS IS

$$
VIZ002-072000-
St Croix-
Including the cities of Christiansted, Frederiksted,
Frederiksted Southeast, and Grove Place
502 AM AST Tue Oct 7 2025

Date             Tue 10/07/25            Wed 10/08/25            Thu 10/09/25
AST 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                85 88 93    75 78 83    85 88 93    76 78 83    85 88 93
Temp             84 87 88 83 81 80 79 78 84 87 88 83 81 80 79 78 84 87 88 83 81
Dewpt            78 78 77 77 76 76 76 76 77 77 77 77 76 77 76 76 77 77 76 77 76
RH               82 75 70 82 85 88 91 94 80 72 70 82 85 91 91 94 80 72 68 82 85
Wind dir          E SE  E SE SE SE SE  E SE SE SE  E  E  E  E  E  E  E  E  E  E
Wind spd         10 11 11  9 10  9  8  8 10 12 12 11  8  8  6  9 12 13 13 11  9
Clouds           B2 B2 B2 B1 FW SC SC SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B2
PoP 12hr                     60          50          50          50          60
QPF 12hr              0.49-0.57        0.13        0.19        0.19        0.54
Snow 12hr                    MM          MM          MM
Rain shwrs       NM SC NM SC IS SC SC IS SC SC SC SC SC SC SC SC SC SC NM NM SC
Tstms            IS IS IS IS                                           IS IS
Heat index       94100100 92 87 84 80    93 99100 92 88 85 81    93 99 99 92 86
Max heat        100   111   109    94    99   110   108    94   100   110   107


Date          Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
AST 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          78    88      78    88      78    88      78    88
Temp          79 84 88 81   79 84 88 81   79 84 88 81   79 84 88 81
Dewpt         76 76 76 76   76 77 77 76   76 76 76 75   75 76 76 75
PWind dir        NE     S       S    SE      SE     E       E     E
Wind char        GN    LT      GN    GN      GN    LT      GN    GN
Avg clouds    B2 B1 B1 B1   SC B1 B1 B1   B1 B2 B2 B2   B2 B1 SC FW
PoP 12hr         50    50      40    50      60    60      60    20
Rain shwrs    SC SC SC SC   SC SC SC SC   SC NM NM NM   NM NM IS IS
Tstms               IS IS      IS IS IS      IS IS IS   IS IS

$$