Area Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 040902
AFMSJU

Area Forecast Matrices
National Weather Service San Juan PR
502 AM AST Sat Oct 4 2025

PRZ001-042000-
San Juan and Vicinity-
Including the cities of Bayamon, Carolina, Catano, Guaynabo,
San Juan, Toa Alta, Toa Baja, and Trujillo Alto
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 88 91    72 76 83    82 89 92    72 76 83    82 89 91
Temp             82 87 88 82 80 78 77 76 83 88 89 83 80 78 77 76 83 88 89 82 80
Dewpt            75 76 76 75 74 74 74 74 76 77 76 76 75 75 74 74 76 77 77 76 75
RH               79 70 68 79 82 88 90 94 80 70 66 80 85 91 90 94 80 70 68 82 85
Wind dir         SE NE  E SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E NE NE NE
Wind spd          2  5  9  6  4  3  3  3  3  6 10  8  5  5  4  4  5  9  9  9  5
Clouds           SC SC OV OV B1 SC B1 SC SC B1 B2 B1 B1 B1 B1 B1 SC SC B1 B1 B1
PoP 12hr                     80          50          60          40          50
QPF 12hr              0.43-1.26   0.09-0.23   0.43-1.11   0.03-0.24   0.16-0.28
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC  D  D SC SC SC SC IS SC NM SC SC SC SC SC SC SC SC SC SC
Tstms                  IS IS                   IS IS             IS IS       IS
Heat index       89 98 99 89 83          91100101 91 85 81       91 99101 90 83
Max heat         95   109   106    93    97   111   108    94    97   110   107
Coast Flood       Y  Y  Y  Y
High Surf         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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    90      76    89
Temp          77 83 89 80   76 83 89 80   77 83 90 80   77 83 89 80
Dewpt         74 76 77 75   74 76 77 76   74 76 77 76   75 76 77 76
PWind dir         E     E      SE    SE      SE     E       E    NE
Wind char        LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    B1 B1 B1 B1   SC SC FW SC   B1 B1 B1 B1   SC SC SC B1
PoP 12hr         50    60      20    40      40    40      20    40
Rain shwrs    SC SC NM NM   IS IS IS IS   SC SC SC SC   IS IS SC SC
Tstms         IS IS IS IS                       IS IS         IS IS

$$
PRZ002-042000-
Northeast-
Including the cities of Ceiba, Canovanas, Fajardo, Humacao,
Loiza, Luquillo, Naguabo, and Rio Grande
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 91    67 76 83    75 87 91
Temp             81 86 87 81 79 77 76 75 82 86 87 82 79 77 76 76 82 86 87 81 79
Dewpt            74 75 75 75 73 74 73 74 75 75 75 75 74 74 73 74 75 76 75 75 74
RH               79 70 68 82 82 90 90 97 79 70 68 79 85 90 90 94 79 72 68 82 85
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE
Wind spd          2  6  8  6  3  2  3  4  5  8  9  6  5  6  6  5  5 10  8  8  6
Clouds           B1 B1 B2 OV B1 SC B1 B1 B1 B2 B1 SC B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     70          50          50          60          60
QPF 12hr              0.25-1.14        0.22   0.12-1.07   0.21-0.27        0.29
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC NM NM SC SC SC SC SC SC SC IS SC SC NM NM NM NM SC SC SC
Tstms                  IS IS                   IS    IS IS IS IS IS IS       IS
Heat index       87 95 96 87 82          89 96 97 88 83          89 96 96 87 82
Max heat         95   106   104    95    96   108   106    94    96   107   104
Coast Flood       Y  Y  Y  Y
High Surf         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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      75    88      75    87
Temp          76 82 87 79   76 82 87 79   76 82 88 79   76 82 87 79
Dewpt         73 75 75 74   74 75 76 74   74 75 75 74   74 75 76 74
PWind dir        NE     E      SE    SE       E     E       E     E
Wind char        LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    B2 B2 B2 B1   SC SC SC B1   B2 B2 B1 B1   B1 B1 SC B1
PoP 12hr         60    60      20    60      60    50      50    40
Rain shwrs    SC SC SC SC   IS IS SC SC   NM SC SC SC   SC SC SC SC
Tstms         IS IS IS IS            IS   IS IS IS IS

$$
PRZ003-042000-
Southeast-
Including the cities of Arroyo, Guayama, Maunabo, Patillas,
Salinas, and Yabucoa
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 87 91    68 75 83    77 87 91    68 75 83    77 87 92
Temp             81 86 87 81 79 77 76 75 82 86 87 81 79 77 76 75 82 86 87 81 78
Dewpt            74 74 74 75 73 74 73 73 75 76 75 76 74 74 74 73 75 75 76 76 74
RH               79 68 65 82 82 90 90 94 79 72 68 85 85 90 94 94 79 70 70 85 88
Wind dir         NE SE SE  E NE NE NE NE  E  E SE  E NE NE NE NE NE  E  E  E NE
Wind spd          3  5  6  5  3  4  3  4  5  8  9  6  5  5  5  5  5 10  9  6  6
Clouds           SC SC B2 B1 B1 SC SC SC SC SC SC SC SC SC B1 B1 SC SC B1 B1 B2
PoP 12hr                     50          50          30          40          50
QPF 12hr              0.13-0.91   0.08-0.23   0.03-0.31   0.02-0.25   0.11-0.52
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC SC SC SC IS IS IS SC IS IS IS SC SC SC SC IS IS SC SC SC
Tstms                  IS IS                         IS IS IS IS IS IS       IS
Heat index       87 95 96 87 81          88 96 97 88 82          88 96 97 87 81
Max heat         94   106   104    94    96   108   106    94    96   107   105


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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      75    86      75    87      75    87
Temp          75 81 87 78   76 81 86 78   76 82 87 79   76 82 87 79
Dewpt         73 75 76 74   74 75 76 74   74 75 76 75   74 75 76 74
PWind dir        NE     E       E    SE       E     E      NE     E
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    B2 B1 B1 SC   SC SC SC SC   B2 B1 SC B1   SC SC SC B1
PoP 12hr         50    30      20    60      60    40      30    50
Rain shwrs    SC SC SC SC   IS IS IS IS   SC SC SC SC   IS IS IS SC
Tstms         IS IS                  IS   IS IS IS IS         IS IS

$$
PRZ004-042000-
Eastern Interior-
Including the cities of Aguas Buenas, Caguas, Cayey, Cidra,
Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 91    68 72 76    76 86 91    68 72 76    76 86 92
Temp             79 85 86 79 76 74 73 72 80 85 86 79 76 74 73 72 80 85 86 79 76
Dewpt            73 73 73 74 72 72 71 72 74 75 74 74 73 73 72 71 74 74 74 74 73
RH               82 67 65 85 87 93 93100 82 72 68 85 90 97 97 97 82 70 68 85 90
Wind dir          E  E  E  E SE  E SE  E  E SE SE  E  E  E NE NE  E  E  E  E NE
Wind spd          1  5  6  4  2  1  2  2  3  6  8  5  2  2  2  2  3  8  6  6  3
Clouds           SC SC OV OV B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 SC SC B1 B1 B1
PoP 12hr                     80          50          30          40          50
QPF 12hr              0.29-1.26   0.08-0.23   0.10-1.00   0.02-0.25   0.16-0.52
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC  D  D SC IS IS SC IS SC IS SC SC SC SC SC IS IS SC SC SC
Tstms                  IS IS                   IS          IS IS IS IS IS IS IS
Heat index       82 91 93 82             84 93 94 82             83 93 94 82
Max heat         92   105   102    84    95   107   103    85    94   106   104


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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    86      72    86      72    86
Temp          73 79 86 76   73 79 86 76   73 80 86 76   73 80 86 76
Dewpt         72 74 75 73   72 74 74 73   72 74 74 73   72 74 75 73
PWind dir        NE     E      SE    SE       E     E      NE    NE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 SC B1   SC SC SC B1   B1 B1 B1 B1   SC SC SC B1
PoP 12hr         50    40      20    50      50    40      20    50
Rain shwrs    SC SC SC SC   IS IS IS SC   SC SC SC SC   IS IS IS SC
Tstms         IS IS IS IS                 IS    IS IS         IS IS

$$
PRZ005-042000-
North Central-
Including the cities of Arecibo, Barceloneta, Dorado, Florida,
Manati, Vega Alta, and Vega Baja
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 89 93    72 75 83    84 89 92
Temp             82 88 89 82 79 77 75 74 83 88 89 82 79 77 76 75 83 88 89 82 79
Dewpt            75 76 77 75 74 74 73 72 76 77 78 76 76 75 74 73 76 78 78 76 75
RH               79 68 68 79 85 90 94 93 80 70 70 82 91 94 94 94 80 72 70 82 88
Wind dir         SE NE NE SE SE SE SE SE SE  E NE  E  E  E  E SE  E NE NE  E  E
Wind spd          3  4  8  4  2  4  4  3  3  6  9  5  5  5  4  5  5  8  9  8  6
Clouds           FW FW B2 OV SC SC SC SC FW SC B2 B2 SC SC FW FW FW FW B2 B2 SC
PoP 12hr                     70          30          60          10          60
QPF 12hr              0.39-1.34   0.01-0.19   0.49-1.06   0.00-0.10   0.16-1.06
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS NM NM IS IS SC IS IS IS NM NM IS IS IS IS IS IS SC SC SC
Tstms                  IS IS                   IS IS                   IS IS
Heat index       89 99101 88 80          91102103 90 83          91101102 89 80
Max heat         95   113   107    93    97   114   111    94    97   115   110
Coast Flood       Y  Y  Y  Y
High Surf         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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    89      74    89      74    90      75    89
Temp          75 82 89 79   75 83 89 79   75 83 90 79   76 83 89 79
Dewpt         74 76 78 75   74 76 77 76   74 76 78 76   74 77 78 76
PWind dir         E     E      SE     E      SE     E       E     E
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    SC SC SC B2   B1 SC SC SC   FW SC SC B1   FW FW FW SC
PoP 12hr         30    60      40    40      20    50       5    40
Rain shwrs    SC IS IS NM   SC SC SC SC   IS IS SC SC         SC SC
Tstms               IS IS   IS    IS IS         IS IS         IS IS

$$
PRZ006-042000-
Central Interior-
Including the cities of Aibonito, Barranquitas, Ciales, Coamo,
Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 91    62 71 75    75 83 91    62 71 75    75 83 91
Temp             77 82 83 77 75 73 72 71 78 82 83 78 75 73 72 71 78 82 83 77 75
Dewpt            71 72 72 72 70 70 70 70 72 73 73 73 72 72 71 70 72 73 73 73 72
RH               82 72 70 85 84 90 93 97 82 74 72 85 90 97 97 97 82 74 72 87 90
Wind dir          E  E SE  E  E  E SE SE SE SE SE  E NE  E  E  E  E  E  E NE NE
Wind spd          2  3  4  2  1  2  2  2  2  4  5  2  2  2  2  2  3  5  5  4  2
Clouds           CL FW OV OV SC SC SC SC SC SC B1 B1 FW FW FW FW FW FW B2 B2 SC
PoP 12hr                     90          30          50          10          70
QPF 12hr              0.85-1.26   0.01-0.13   0.23-1.06        0.01   0.16-1.07
Snow 12hr                    MM          MM          MM
Rain shwrs          IS  D  D SC IS IS IS IS IS SC SC IS IS IS IS       NM NM SC
Tstms                  IS IS                   IS IS                   IS IS
Heat index          86 88                81 88 89 80             80 87 89
Max heat         92   106   103          94   106   104          94   106   104


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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      71    84      71    83
Temp          72 77 83 74   72 78 83 74   72 78 84 75   72 78 83 75
Dewpt         70 72 74 72   71 72 73 72   71 72 73 72   71 73 73 72
PWind dir        NE     E      SE    SE       E     E       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC B1   SC FW FW SC   SC SC SC SC   FW FW SC B1
PoP 12hr         30    40      10    20      20    40       0    60
Rain shwrs    SC IS SC SC   IS IS IS IS   IS IS IS SC         SC SC
Tstms               IS IS                       IS IS         IS IS

$$
PRZ007-042000-
Ponce and Vicinity-
Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas,
Ponce, and Santa Isabel
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 93    63 75 83    75 87 93    64 74 83    75 87 93
Temp             81 86 87 81 78 77 75 75 82 86 87 81 78 77 75 74 82 86 87 81 78
Dewpt            71 72 73 73 72 72 71 70 72 74 74 75 73 73 72 70 72 74 74 75 74
RH               72 63 63 77 82 85 87 84 72 68 65 82 85 87 90 87 72 68 65 82 88
Wind dir         NE SE SE  E NE NE NE NE  E  E SE SE NE NE NE NE NE  E SE  E NE
Wind spd          2  5  6  3  2  3  2  3  3  5  8  4  3  2  3  3  3  8  9  4  2
Wind gust                                      19                      20
Clouds           FW SC B2 B2 SC FW FW FW FW SC SC B1 FW FW SC SC FW FW B2 B2 SC
PoP 12hr                     70          10          30          10          60
QPF 12hr              0.10-1.03   0.00-0.08   0.03-0.86   0.00-0.08   0.11-1.06
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS NM NM IS IS    IS IS IS SC SC       IS IS       NM NM IS
Tstms                  IS IS                                           IS IS
Heat index       85 93 95 86 81          87 94 96 87 81          87 94 96 87 81
Max heat         92   106   104    93    94   108   106    94    93   109   106


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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      75    87      75    88      75    88
Temp          75 81 87 78   76 81 87 78   76 82 88 79   76 82 88 79
Dewpt         71 72 75 74   72 73 74 74   72 72 74 74   72 73 74 74
PWind dir        NE     E       E    SE       E     E      NE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW SC   FW FW FW FW   SC SC SC SC   FW FW SC B1
PoP 12hr         20    30       5    20      20    40       0    60
Rain shwrs    IS IS SC SC   IS IS    IS   IS IS SC SC         NM NM
Tstms                  IS                       IS IS         IS IS

$$
PRZ008-042000-
Northwest-
Including the cities of Aguadilla, Camuy, Hatillo, Isabela,
and Quebradillas
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 73 83    85 87 93    70 73 83    84 87 93
Temp             80 86 87 80 77 75 74 73 81 86 87 81 78 76 74 73 81 86 87 80 78
Dewpt            72 74 75 73 73 72 72 71 73 76 76 75 74 73 73 71 74 76 76 75 74
RH               77 68 68 79 87 90 93 93 77 72 70 82 88 90 97 93 79 72 70 85 88
Wind dir          E NE NE SE SE SE SE SE  E  E NE  E  E  E  E  E  E NE NE NE  E
Wind spd          3  3  6  3  3  4  4  4  3  5  6  4  5  6  6  6  5  6  8  5  6
Clouds           FW CL B2 OV SC FW SC SC FW FW OV OV SC SC CL CL FW FW B2 B2 SC
PoP 12hr                     90          20          70          20          60
QPF 12hr              0.30-1.35        0.02   1.04-1.09   0.01-0.07   0.50-1.06
Snow 12hr                    MM          MM          MM
Rain shwrs             SC  D IS IS IS IS    IS NM NM IS IS             NM NM SC
Tstms                  IS IS                   IS IS                   IS IS
Heat index       84 94 96 84             86 96 98 86             86 96 97 85
Max heat         92   109   105    92    94   110   106    93    95   109   106
Coast Flood       Y  Y  Y  Y
High Surf         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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          73    87      73    87      73    88      74    87
Temp          74 81 87 78   74 81 87 78   74 81 88 78   75 81 87 78
Dewpt         72 73 76 74   72 74 76 74   72 74 76 75   73 74 76 75
PWind dir         E     E      SE     E      SE     E       E    NE
Wind char        LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    SC SC SC B2   B2 B1 SC SC   FW FW SC B1   FW FW FW SC
PoP 12hr         30    60      60    50       5    60       0    30
Rain shwrs    SC IS NM NM   NM NM SC SC         NM NM         SC SC
Tstms               IS IS   IS IS IS IS         IS IS

$$
PRZ009-042000-
Western Interior-
Including the cities of Adjuntas, Lares, Las Marias, Maricao,
Sabana Grande, San Sebastian, and Utuado
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 84 93    66 71 75    75 85 93    66 71 75    75 84 93
Temp             78 83 84 78 75 74 72 71 79 84 85 78 75 74 72 71 79 83 84 78 75
Dewpt            70 71 72 71 70 71 70 69 71 73 73 72 72 72 71 69 72 73 73 73 72
RH               76 67 67 79 84 90 93 93 77 70 67 82 90 93 97 93 79 72 70 85 90
Wind dir          E  E  E SE SE  E SE SE  E  E NE  E  E  E  E  E  E  E NE NE  E
Wind spd          2  2  3  1  1  2  2  3  2  3  4  2  2  3  3  3  3  3  4  2  2
Clouds           CL FW OV OV FW FW FW FW FW FW B2 B2 FW FW FW FW FW FW OV OV FW
PoP 12hr                    100           5          70           5          70
QPF 12hr              0.64-1.35        0.01   0.38-1.06        0.01   0.50-1.05
Snow 12hr                    MM          MM          MM
Rain shwrs          IS NM  D IS    IS IS       NM NM IS IS             NM NM IS
Tstms                  IS IS                   IS IS                   IS IS
Heat index       80 88 90 80             81 90 91 80             81 89 91 80
Max heat         91   107   105          93   109   107          93   109   106


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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    84      72    84      71    85      72    84
Temp          72 78 84 75   73 79 84 75   72 79 85 76   73 79 84 76
Dewpt         70 72 73 72   71 72 73 72   71 71 73 72   71 72 73 72
PWind dir         E     E      SE    SE       E     E       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW SC B1   SC FW FW SC   FW FW SC B1   CL CL SC B1
PoP 12hr         10    50      10    10       5    60       0    50
Rain shwrs    IS IS SC SC   IS IS IS IS   IS IS NM NM         SC SC
Tstms               IS IS                       IS IS         IS IS

$$
PRZ010-042000-
Mayaguez and Vicinity-
Including the cities of Aguada, Anasco, Hormigueros, Mayaguez,
Moca, Rincon, and San German
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 89 93    69 74 83    77 89 93    70 74 83    77 89 93
Temp             82 88 89 82 79 77 75 74 83 88 89 82 79 77 75 74 83 88 89 82 79
Dewpt            73 75 75 74 73 73 72 71 74 76 76 76 75 74 73 72 74 76 76 76 75
RH               74 66 64 77 82 87 90 90 74 68 66 82 88 90 94 93 74 68 66 82 88
Wind dir          E NE  W  E  E  E  E  E  E  E NE  E NE  E  E  E  E  E  N NE NE
Wind spd          3  2  4  2  3  3  4  4  4  5  5  4  4  5  5  4  4  3  4  2  4
Wind gust                                                           16
Clouds           CL FW B1 B2 FW FW FW FW FW FW B2 B2 SC SC FW FW FW FW B2 B2 FW
PoP 12hr                     80           5          70           5          70
QPF 12hr              0.01-1.34        0.01   0.04-1.08   0.00-0.13   0.03-1.06
Snow 12hr                    MM          MM          MM
Rain shwrs          IS SC  D IS    IS          NM NM IS IS IS IS       NM NM IS
Tstms                  IS IS                   IS IS                   IS IS
Heat index       88 97 99 88 80          89 99101 89 81          89 99101 89 81
Max heat         94   110   105    92    96   114   109    93    96   111   108
High Surf         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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    89      75    89      75    89      75    89
Temp          75 82 89 79   76 83 89 79   76 83 89 79   76 83 89 79
Dewpt         73 74 76 75   73 75 76 75   73 74 76 75   73 75 77 75
PWind dir         E     E       E    SE       E     E       E    NE
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW SC B1   SC SC FW SC   FW FW SC B1   FW FW SC SC
PoP 12hr          5    50      20    30       5    60       5    30
Rain shwrs    IS IS IS NM   IS IS SC SC   IS IS NM NM         SC SC
Tstms               IS IS   IS IS    IS         IS IS         IS IS

$$
PRZ011-042000-
Southwest-
Including the cities of Cabo Rojo, Guanica, and Lajas
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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    72 75 83    85 91 93    72 75 83    85 91 93
Temp             84 89 91 83 80 78 76 75 84 90 91 83 80 77 76 75 84 90 91 83 79
Dewpt            73 76 76 76 75 74 73 72 75 77 78 77 76 75 73 72 75 77 77 77 76
RH               70 66 62 80 85 88 90 90 74 66 66 82 88 94 90 90 74 66 64 82 91
Wind dir          E SE  S NE  E  E  E  E  E SE SE  E NE NE  E NE  E SE  S  E  E
Wind spd          3  5  6  4  4  3  4  5  5  9 10  4  3  4  5  5  5  9  9  5  4
Wind gust                                      21                   19 21
Clouds           CL SC B1 B2 CL FW CL FW FW FW SC SC FW FW SC SC FW FW B2 B2 FW
PoP 12hr                     60           5          30          30          60
QPF 12hr              0.06-0.85        0.01   0.02-0.80   0.01-0.10   0.37-1.05
Snow 12hr                    MM          MM          MM
Rain shwrs          SC SC SC          IS    IS IS SC       SC SC       NM NM IS
Tstms                     IS                                           IS IS
Heat index       90101103 91 83          92103105 92 84          92103105 92 82
Max heat         93   109   107    92    95   112   109    93    95   111   108


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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    91      75    91      75    91      75    91
Temp          75 84 91 80   76 84 91 80   76 84 91 80   76 84 91 80
Dewpt         73 75 77 76   74 76 78 76   74 75 78 76   73 75 78 76
PWind dir        NE    SE       E    SE       E     E       E    SE
Wind char        LT    LT      GN    GN      LT    GN      LT    LT
Avg clouds    FW FW FW SC   FW FW FW FW   SC SC SC SC   FW FW SC B1
PoP 12hr          0    30       5    10      10    40       0    60
Rain shwrs    IS IS SC SC            IS   IS IS SC SC         NM NM
Tstms                  IS                       IS IS         IS IS

$$
PRZ012-042000-
Culebra-
Including the city of Culebra
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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             84 88 89 84 82 81 80 79 85 88 89 84 83 81 80 80 85 88 89 84 82
Dewpt            76 76 76 76 76 77 76 76 77 77 76 77 76 77 76 76 77 77 76 76 76
RH               77 68 66 77 82 88 88 91 77 70 66 80 80 88 88 88 77 70 66 77 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE NE
Wind spd          6  8  5  6  6  9  8  9 11 10  8  9 12 13 13 11 12 11  9  9 10
Clouds           B2 B2 B2 B2 B1 SC B1 B1 B2 B2 SC SC B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     60          50          50          60          60
QPF 12hr              0.27-0.61        0.21        0.14        0.27        0.30
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC NM SC SC SC SC SC SC IS IS SC SC NM NM NM NM SC SC SC
Tstms                  IS IS                         IS IS IS IS IS IS       IS
Heat index       93 99100 93 89 87 83 82 95100100 94 90 88 85 82 95100100 93 90
Max heat         98   106   107    95   100   107   105    95   100   106   105
High Surf         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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      79    89      80    89      80    89
Temp          80 84 89 82   80 85 89 83   80 85 89 83   80 85 89 82
Dewpt         76 76 76 76   76 77 77 77   77 77 77 77   77 77 77 76
PWind dir         E     E      SE    SE       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B1 SC   SC SC SC B1   B2 B2 B1 B1   B2 B1 SC B1
PoP 12hr         60    60      30    60      60    50      50    50
Rain shwrs    SC NM NM IS   IS IS SC NM   NM NM SC SC   SC SC SC SC
Tstms         IS IS                  IS   IS IS IS IS         IS IS

$$
PRZ013-042000-
Vieques-
Including the city of Vieques
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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 91    75 78 83    85 89 91    75 78 83    85 88 91
Temp             84 87 88 83 81 80 79 78 84 88 89 83 81 80 79 78 84 88 88 83 81
Dewpt            75 75 74 75 75 76 75 75 76 75 75 75 75 75 75 75 76 76 74 75 75
RH               74 68 63 77 82 88 88 91 77 66 64 77 82 85 88 91 77 68 63 77 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE NE
Wind spd          6  8  5  6  5  8  6  9 11 10  8  6 11 13 13 11 11 11  9 10 10
Clouds           B2 B2 B2 B2 B1 SC B1 B1 B2 B2 SC SC B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     60          50          50          60          60
QPF 12hr              0.24-0.61        0.21        0.14        0.27        0.30
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC NM SC SC SC SC SC SC IS IS SC SC NM NM NM NM SC SC SC
Tstms                  IS IS                         IS IS IS IS IS IS       IS
Heat index       91 97 97 90 86 83 80    92 98 98 91 87 84 80    92 98 97 90 86
Max heat         94   103   102    93    96   103   102    93    95   103   100


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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          77    88      77    88      78    89      78    88
Temp          78 83 88 81   78 84 88 81   79 84 89 81   79 84 88 81
Dewpt         75 76 75 75   75 76 75 75   75 76 75 75   75 76 75 75
PWind dir        NE     E      SE    SE       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B1 SC   SC SC SC B1   B2 B2 B1 B1   B2 B1 SC B1
PoP 12hr         60    60      30    60      60    50      50    40
Rain shwrs    SC NM NM IS   IS SC SC NM   NM NM SC SC   SC SC SC SC
Tstms         IS IS                  IS   IS IS IS IS         IS IS

$$
VIZ001-042000-
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 Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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    71 78 83    85 87 93    72 79 83    85 87 93
Temp             83 86 86 82 81 80 79 78 83 86 87 83 81 80 79 79 83 86 87 83 81
Dewpt            75 76 75 76 75 76 76 76 76 76 75 76 75 76 76 76 76 76 75 76 75
RH               77 72 70 82 82 88 91 94 80 72 68 80 82 88 91 91 80 72 68 80 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE
Wind spd          6  8  5  5  8  9  9 11 11 10  9  9 12 13 13 12 12 11  9  9 11
Clouds           B2 B1 B2 B1 B1 SC B1 B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     50          50          50          60          60
QPF 12hr              0.21-0.28        0.20        0.21        0.27        0.30
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC SC SC SC SC SC SC SC SC SC SC NM NM NM NM SC SC SC
Tstms                  IS IS                         IS IS IS IS IS IS       IS
Heat index       90 95 96 90 85 83 81 80 90 96 95 91 87 85 82 81 91 96 95 90 86
Max heat         98   107   106    94    99   107   104    94   100   107   104
High Surf         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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    86      78    87      79    87      79    86
Temp          79 83 86 81   79 83 87 81   79 83 87 81   79 83 86 81
Dewpt         76 76 75 75   76 76 76 75   77 77 76 76   77 76 75 75
PWind dir         E    SE      SE    SE       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      BZ    GN
Avg clouds    B2 B2 B1 SC   SC SC SC B1   B2 B2 B1 SC   SC SC SC B1
PoP 12hr         60    60      30    60      60    40      20    50
Rain shwrs    SC NM NM IS   IS SC SC NM   NM NM SC SC   IS IS SC SC
Tstms         IS IS                  IS   IS IS               IS IS

$$
VIZ002-042000-
St Croix-
Including the cities of Christiansted, Frederiksted,
Frederiksted Southeast, and Grove Place
502 AM AST Sat Oct 4 2025

Date             Sat 10/04/25            Sun 10/05/25            Mon 10/06/25
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             83 87 88 83 81 80 79 78 84 87 88 84 81 80 79 78 84 87 88 83 81
Dewpt            76 76 76 76 75 76 76 76 76 76 76 76 76 76 76 75 76 76 76 76 75
RH               80 70 68 80 82 88 91 94 77 70 68 77 85 88 91 91 77 70 68 80 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E NE  E  E  E  E  E  E NE NE
Wind spd          5  8  6  4  5  8  8  9 10  9  8  8 10 12 11 10 10 10  9  8  8
Clouds           B1 B1 B1 B1 B1 SC B1 B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 SC
PoP 12hr                     50          50          50          60          60
QPF 12hr              0.18-0.28        0.21        0.22        0.27        0.28
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC SC SC SC SC SC SC SC SC SC SC NM NM NM NM SC SC IS
Tstms                  IS IS                         IS IS IS IS IS IS
Heat index       92 98 98 91 87 84 80    92 98 99 92 88 85 82 80 93 98 98 91 87
Max heat         98   109   107    94    99   110   105    94    98   108   105


Date          Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
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 83 88 81   79 84 88 81   79 84 88 81   79 83 88 81
Dewpt         75 76 76 76   76 76 76 75   76 77 77 76   76 77 76 76
PWind dir         E    SE      SE    SE       E     E      NE     E
Wind char        LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC SC SC   SC SC SC B1   B2 B1 SC SC   FW FW SC B1
PoP 12hr         30    30      30    50      50    30      20    30
Rain shwrs    IS SC SC IS   IS SC SC SC   SC SC SC SC      IS SC SC
Tstms                                                            IS

$$