Area Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 152102
AFMSJU

Area Forecast Matrices
National Weather Service San Juan PR
502 PM AST Wed Oct 15 2025

PRZ001-160800-
San Juan and Vicinity-
Including the cities of Bayamon, Carolina, Catano, Guaynabo,
San Juan, Toa Alta, Toa Baja, and Trujillo Alto
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                72 75 83    82 90 92    72 76 83    82 89 92    71 75 83
Temp             80 78 76 75 83 89 90 83 80 78 77 76 83 88 89 83 80 78 76 75 83
Dewpt            75 74 74 73 75 76 76 75 75 74 74 74 76 76 76 76 75 75 74 74 76
RH               85 88 94 94 77 66 64 77 85 88 90 94 80 68 66 80 85 91 94 97 80
Wind dir         SW  S  S  S  S SW  W SW  S  S SW  S  S SW SW SW SW  S  S  S  S
Wind spd          2  3  3  4  4  5  3  3  4  4  4  3  4  5  4  3  4  4  3  2  2
Clouds           B2 B1 SC SC SC SC OV OV SC FW SC SC SC SC OV OV SC SC B1 B1 SC
PoP 12hr                     70          90          10          90          40
QPF 12hr              0.09-0.17   1.09-1.69        0.02   0.86-1.83   0.08-0.29
Snow 12hr                    MM          MM          MM
Rain shwrs       NM SC              D  D IS IS IS IS IS IS  D  D SC SC SC SC IS
Tstms            IS IS             IS IS                   IS IS
Heat index       84 80       91 99100 90 84 80       92100101 90 83          90
Max heat         96    93    96   110   106    93    97   110   107    93    95


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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    89      76    89      76    88      76    88
Temp          88 80   77 83 89 80   77 83 89 80   77 83 88 80   77 83 88 80
Dewpt         77 76   75 76 77 76   75 76 77 75   75 75 76 74   74 75 76 75
PWind dir        SE      SE     E       E     E       E     E       E     E
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B1 B1   SC SC B1 B1   SC SC B1 B1   FW FW FW FW   CL FW SC SC
PoP 12hr         60      20    60      30    50       0     5       5    10
Rain shwrs    IS NM   IS IS NM NM   IS IS SC SC   IS IS            IS IS IS
Tstms         IS IS         IS IS

$$
PRZ002-160800-
Northeast-
Including the cities of Ceiba, Canovanas, Fajardo, Humacao,
Loiza, Luquillo, Naguabo, and Rio Grande
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                66 74 83    75 88 92    66 75 83    75 88 92    66 74 83
Temp             78 77 75 74 82 87 88 82 79 77 76 75 82 87 88 81 78 77 75 74 81
Dewpt            73 74 73 73 75 75 75 75 73 74 74 74 75 76 76 76 74 74 73 73 75
RH               85 90 94 97 79 68 66 79 82 90 94 97 79 70 68 85 88 90 94 97 82
Wind dir         SW SW SW SW SW  S SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S
Wind spd          3  2  4  5  5  8  8  6  5  5  5  5  5  6  8  6  4  3  3  2  2
Wind gust                       18 19 19                   18 17
Clouds           B2 B1 SC SC SC SC OV OV SC FW SC FW SC SC B2 B2 SC SC B2 B2 B1
PoP 12hr                     70          90          10          70          50
QPF 12hr              0.10-0.17   0.34-1.71        0.02   0.16-1.54   0.13-0.44
Snow 12hr                    MM          MM          MM
Rain shwrs       NM SC IS IS    IS  D  D IS IS IS IS IS IS NM NM SC SC SC SC SC
Tstms            IS                IS IS                   IS IS       IS IS
Heat index       81          88 96 97 88 82          89 96 98 88 81          88
Max heat         94    94    95   108   106    94    96   108   106    94    96


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      75    87      76    87      75    86      76    87
Temp          87 79   76 82 87 79   77 82 87 79   76 82 86 79   76 82 86 79
Dewpt         76 74   74 76 76 74   74 76 76 74   74 75 75 74   73 75 75 74
PWind dir         S      SE     E       E     E       E     E       E     E
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1   B1 B1 B1 B1   B1 B1 B1 SC   SC SC FW FW   CL FW SC SC
PoP 12hr         50      50    50      50    50      20     5      10    10
Rain shwrs    SC SC   SC SC SC SC   SC SC SC IS   IS IS IS         IS IS IS
Tstms                 IS IS    IS

$$
PRZ003-160800-
Southeast-
Including the cities of Arroyo, Guayama, Maunabo, Patillas,
Salinas, and Yabucoa
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                69 75 83    76 86 90    69 76 83    76 87 91    68 74 83
Temp             78 77 76 75 81 85 86 81 79 77 76 76 82 86 87 81 78 76 75 74 81
Dewpt            73 73 73 73 74 74 74 74 73 74 74 74 75 74 74 75 74 74 73 73 74
RH               85 87 90 94 79 70 68 79 82 90 94 94 79 68 65 82 88 94 94 97 79
Wind dir          W  W  W  W  W SW SW SW SW  W  W SW SW SW SW SW SW SW SW  W  S
Wind spd          3  3  3  4  4 10 12  9  5  5  4  5  6  9  9  6  4  3  2  3  1
Wind gust                          23
Clouds           B1 SC B1 B1 SC SC B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2
PoP 12hr                     40          50          40          50          60
QPF 12hr                   0.10   0.10-0.54   0.05-0.25   0.13-0.45   0.40-0.48
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS SC SC IS IS SC SC IS IS SC SC SC SC SC SC SC SC NM NM NM
Tstms            IS       IS       IS                IS IS IS IS       IS IS IS
Heat index       80          86 93 94 86 82          88 94 95 86 80          86
Max heat         93    92    94   103   102    93    95   105   103    93    94


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      75    87      76    87      75    86      75    86
Temp          87 79   76 82 87 79   76 82 87 79   76 81 86 78   76 81 86 78
Dewpt         74 74   74 75 73 74   74 75 74 73   73 74 74 73   73 74 74 73
PWind dir         S       E     E      NE     E       E     E       E     E
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B1   B1 B1 B1 B1   SC SC SC FW   SC SC FW FW   FW FW FW SC
PoP 12hr         60      50    40      40    40      10     5       5    10
Rain shwrs    NM SC   SC SC SC SC   IS SC SC IS   IS IS IS IS   IS IS IS IS
Tstms         IS      IS

$$
PRZ004-160800-
Eastern Interior-
Including the cities of Aguas Buenas, Caguas, Cayey, Cidra,
Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                68 71 75    76 86 92    69 72 76    76 86 93    68 71 76
Temp             76 74 72 71 79 85 86 79 76 75 73 72 80 85 86 79 76 74 72 71 79
Dewpt            72 72 71 71 73 73 73 74 72 72 72 72 74 74 74 74 73 72 72 71 74
RH               87 93 97100 82 67 65 85 87 90 97100 82 70 68 85 90 93100100 85
Wind dir         SW SW SW SW SW SW SW SW  S SW  S SW SW SW SW SW SW SW SW SW  S
Wind spd          2  2  3  3  4  8 10  8  4  4  3  3  4  8  9  6  3  2  2  2  1
Clouds           B2 B1 SC SC SC SC OV B2 SC SC SC SC SC SC OV OV B1 B1 B2 B2 B1
PoP 12hr                     50          70          20          70          50
QPF 12hr              0.07-0.15   0.23-1.41   0.02-0.12   0.26-1.49   0.18-0.45
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC IS IS IS    NM NM IS IS IS IS IS IS NM NM SC SC SC SC SC
Tstms            IS                IS IS                   IS IS       IS IS
Heat index                   83 92 92 82             84 93 94 82             83
Max heat         93    84    93   106   103    85    96   107   104    85    94


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      72    86      73    85      72    85      72    84
Temp          86 76   73 80 86 77   74 80 85 76   73 79 85 76   73 79 84 76
Dewpt         75 73   72 75 74 73   72 74 75 72   72 73 74 72   71 73 74 72
PWind dir         S       E     E       E     E       E     E       E     E
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    B1 B1   SC SC B1 B1   SC SC SC SC   FW FW FW FW   FW FW FW SC
PoP 12hr         50      20    60      40    40       5     5       5    10
Rain shwrs    SC SC   IS IS IS SC   IS IS SC IS   IS IS IS         IS IS IS
Tstms                       IS IS

$$
PRZ005-160800-
North Central-
Including the cities of Arecibo, Barceloneta, Dorado, Florida,
Manati, Vega Alta, and Vega Baja
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                72 74 83    84 90 94    73 75 83    84 90 94    72 74 83
Temp             79 77 75 74 83 89 90 82 79 77 76 75 83 89 90 82 79 77 75 74 82
Dewpt            75 74 73 72 75 77 77 75 74 74 73 73 76 77 77 76 75 75 74 73 76
RH               88 90 94 93 77 68 66 79 85 90 90 94 80 68 66 82 88 94 97 97 82
Wind dir          S  S SW SW  S SW  W SW  S  S SW SW  S  W SW SW  S  S  S  S SE
Wind spd          2  4  4  4  4  4  6  5  5  4  4  4  4  3  3  4  4  4  3  2  2
Wind gust                          18 17
Clouds           B2 B1 SC SC SC SC B2 B2 SC SC SC SC SC SC OV OV B1 B1 SC SC SC
PoP 12hr                     50          60          20          90          40
QPF 12hr              0.04-0.15   0.25-1.33   0.02-0.14   1.03-1.83   0.07-0.15
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC    IS IS IS NM SC IS IS IS IS IS IS  D  D SC SC IS IS IS
Tstms            IS IS             IS IS                   IS IS
Heat index       82          91101102 90 82          92101103 89 81          90
Max heat         95    93    97   114   110    93    97   114   110    94    96


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          89      74    89      75    90      75    89      75    88
Temp          89 79   75 83 89 79   76 83 90 79   76 83 89 79   76 82 88 79
Dewpt         78 75   74 76 78 75   74 77 77 75   74 76 76 74   73 75 76 74
PWind dir         E      SE     E       E     E       E     E       E     E
Wind char        LT      LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    SC B1   SC SC SC B1   SC SC SC SC   CL CL FW SC   CL FW FW SC
PoP 12hr         60      10    60      10    40       0    30       0    30
Rain shwrs    IS SC   IS IS IS SC   IS IS IS SC         IS IS         IS SC
Tstms         IS IS         IS IS

$$
PRZ006-160800-
Central Interior-
Including the cities of Aibonito, Barranquitas, Ciales, Coamo,
Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                63 71 75    75 83 90    64 72 76    75 83 91    63 71 75
Temp             75 73 72 71 78 82 83 77 75 74 73 72 78 82 83 77 75 73 72 71 78
Dewpt            71 71 70 70 72 72 72 72 71 71 71 71 72 73 73 72 71 71 71 70 72
RH               87 93 93 97 82 72 70 85 87 90 93 97 82 74 72 85 87 93 97 97 82
Wind dir         SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S  S  S  S  S
Wind spd          2  2  2  3  3  6  9  6  4  4  3  3  4  6  6  5  3  2  2  2  2
Wind gust                       19 24
Clouds           B1 B1 SC SC SC SC B2 B2 SC SC B1 B1 SC SC OV OV B1 B1 B1 B1 B1
PoP 12hr                     40          60          40          70          40
QPF 12hr              0.04-0.11   0.15-1.27   0.04-0.30   0.31-1.83   0.10-0.45
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC IS IS IS IS NM SC IS IS SC SC IS IS  D  D SC SC SC SC SC
Tstms            IS IS             IS IS       IS IS       IS IS       IS IS
Heat index                   80 86 87                81 87 88                80
Max heat         90          91   103   100    83    93   104   102          93


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          83      71    83      72    83      72    83      71    82
Temp          83 75   72 78 83 75   73 78 83 75   73 78 83 75   72 77 82 74
Dewpt         73 72   71 73 72 71   71 72 72 71   71 72 71 70   70 71 72 70
PWind dir        SE       E     E       E     E       E     E       E     E
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    B1 B1   SC SC SC B1   FW FW SC SC   CL CL FW SC   FW FW FW SC
PoP 12hr         60      10    50      10    20       0    10       0    10
Rain shwrs    SC NM   IS IS IS SC   IS IS IS IS         IS IS         IS IS
Tstms         IS IS            IS

$$
PRZ007-160800-
Ponce and Vicinity-
Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas,
Ponce, and Santa Isabel
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                64 75 83    75 86 92    65 75 83    75 87 93    63 75 83
Temp             79 77 76 75 81 85 86 81 79 77 76 75 82 86 87 81 78 77 76 75 82
Dewpt            72 72 72 71 73 73 72 72 72 72 72 72 73 73 73 73 72 72 72 71 73
RH               79 85 87 87 77 67 63 74 79 85 87 90 74 65 63 77 82 85 87 87 74
Wind dir          W NW  W NW SW SW SW SW SW  W  W SW SW  S SW SW SW  S  S SE SE
Wind spd          2  2  2  2  2  9 11  8  3  3  3  3  5  8  8  4  2  2  2  2  2
Wind gust                       20 24
Clouds           SC SC B1 B1 B1 B1 B1 B1 SC B1 B2 B2 B1 B1 B2 B2 B1 B1 B2 B2 B2
PoP 12hr                     40          50          60          60          60
QPF 12hr              0.04-0.13   0.10-0.40   0.23-0.49   0.24-0.98   0.32-0.48
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS SC SC SC SC SC SC IS SC NM NM SC SC NM NM SC SC NM NM NM
Tstms                              IS       IS IS IS IS IS IS IS       IS IS IS
Heat index       81          86 91 92 85 81          87 93 93 85 81          87
Max heat         93    92    93   101    99    92    94   103   101    93    95


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      75    88      75    88      75    87      75    86
Temp          87 79   76 82 88 79   76 82 88 79   76 82 87 78   76 81 86 78
Dewpt         73 73   72 72 72 71   71 72 71 71   71 71 71 71   71 71 73 72
PWind dir        SE       E     E      NE     E       E     E       E     E
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B2 B1   SC SC SC SC   FW FW SC SC   CL CL FW SC   SC FW FW SC
PoP 12hr         60      10    30      10    30       0    10       5    20
Rain shwrs    NM SC   IS IS SC SC      IS IS IS         IS IS   IS IS IS IS
Tstms         IS IS

$$
PRZ008-160800-
Northwest-
Including the cities of Aguadilla, Camuy, Hatillo, Isabela,
and Quebradillas
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                70 74 83    84 87 93    71 74 83    84 87 93    70 73 83
Temp             78 76 75 74 81 86 87 81 78 76 75 74 81 86 87 80 77 76 74 73 81
Dewpt            74 73 73 72 74 75 75 74 74 73 73 72 75 76 76 74 74 73 72 71 74
RH               88 90 94 93 79 70 68 79 88 90 94 93 82 72 70 82 90 90 93 93 79
Wind dir          S  S SW SW SW SW SW SW SW SW SW SW  S SW SW SW SW  S  S  S SE
Wind spd          6  5  8  8  8 11 14 12  9  8  8  6  8  9 11 10  8  5  4  3  3
Clouds           SC SC SC SC SC B1 B1 B1 SC B1 B1 B1 SC SC B2 B2 B1 B1 SC SC SC
PoP 12hr                     30          40          40          70          30
QPF 12hr              0.04-0.15   0.16-0.47   0.10-0.42   0.17-1.39   0.08-0.15
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS    IS IS SC SC SC SC SC SC SC SC SC NM NM SC SC SC SC IS
Tstms                        IS    IS       IS IS IS       IS IS
Heat index                   87 95 97 86             87 96 97 85             86
Max heat         95    93    95   109   106    93    96   110   106    93    94


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      73    87      74    88      73    87      74    86
Temp          87 78   74 81 87 78   75 82 88 78   74 81 87 78   75 81 86 77
Dewpt         77 74   73 74 77 75   73 75 76 74   72 74 75 73   71 73 75 73
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    BZ
Avg clouds    SC B1   SC SC SC B1   SC FW SC B1   CL CL SC SC   FW FW SC SC
PoP 12hr         50      10    60      10    60       0    50       0    50
Rain shwrs    IS SC   IS IS NM NM   IS IS NM NM         SC SC         SC SC
Tstms            IS         IS IS         IS IS

$$
PRZ009-160800-
Western Interior-
Including the cities of Adjuntas, Lares, Las Marias, Maricao,
Sabana Grande, San Sebastian, and Utuado
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                67 72 76    75 83 92    67 73 76    75 84 93    66 72 75
Temp             76 74 73 72 78 82 83 78 76 74 73 73 79 83 84 78 75 74 73 72 79
Dewpt            71 72 71 70 72 73 73 72 71 72 71 70 73 74 73 72 71 72 71 69 72
RH               85 93 93 93 82 74 72 82 85 93 93 90 82 74 70 82 87 93 93 90 79
Wind dir          S  S SW SW SW SW SW SW  S  S  S  S  S SW SW SW  S  S  S  S SE
Wind spd          3  3  4  3  4  9 11  8  4  4  4  4  5  8  8  5  4  3  3  2  2
Wind gust                       20 23
Clouds           SC SC SC SC SC B1 B2 B1 SC B1 B2 B2 B1 B1 OV OV SC SC B1 B1 B1
PoP 12hr                     20          60          60          80          40
QPF 12hr              0.04-0.10   0.27-0.51   0.09-0.49   0.37-1.70   0.11-0.45
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS IS IS IS SC NM SC IS SC SC SC SC SC  D  D SC SC SC SC SC
Tstms                           IS IS IS    IS IS IS IS IS IS IS       IS IS
Heat index                   81 88 89 80             82 89 90 80             81
Max heat         91    83    92   106   103    83    93   107   103          93


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      72    85      72    85      72    85      72    83
Temp          84 76   73 79 85 76   73 79 85 76   73 79 85 75   73 78 83 75
Dewpt         74 72   71 72 74 72   70 72 73 71   70 71 71 70   69 70 72 71
PWind dir        SE       E     E       E     E       E     E       E     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B1   SC FW SC B1   FW FW SC B1   CL CL FW SC   FW FW FW SC
PoP 12hr         60      10    60       5    60       0    40       5    50
Rain shwrs    NM NM   IS IS NM NM         IS NM         SC SC   IS IS SC SC
Tstms         IS IS         IS IS         IS IS

$$
PRZ010-160800-
Mayaguez and Vicinity-
Including the cities of Aguada, Anasco, Hormigueros, Mayaguez,
Moca, Rincon, and San German
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                70 75 83    75 88 93    71 75 83    76 88 94    70 74 83
Temp             79 78 76 75 82 87 88 82 79 78 76 75 83 88 88 82 79 77 75 74 83
Dewpt            75 74 74 73 75 76 77 76 75 74 74 73 76 77 77 76 75 74 73 72 75
RH               88 88 94 94 79 70 70 82 88 88 94 94 80 70 70 82 88 90 94 93 77
Wind dir          S  S  S  S SW SW SW SW  S  S  S  S  S SW SW SW  S  S  S SE SE
Wind spd          5  5  8  6  8 12 13 11  8  9  8  6  9 11 11 10  6  5  4  3  3
Wind gust                                      18
Clouds           SC SC SC B1 B1 B2 B1 B1 SC B1 B2 B2 B1 B1 B2 B2 SC SC B1 B1 B1
PoP 12hr                     50          60          60          60          50
QPF 12hr              0.08-0.20   0.21-0.40   0.31-0.50   0.08-0.52   0.08-0.44
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS IS SC SC NM SC SC SC SC NM NM SC SC NM NM IS IS SC SC SC
Tstms                        IS IS IS       IS IS IS IS IS IS IS       IS IS
Heat index       82          89 98100 89 82          90100101 88 81          89
Max heat         94    94    96   110   106    94    96   112   108    93    95


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          89      75    90      75    90      75    89      74    88
Temp          89 79   76 83 90 79   76 83 90 79   76 83 89 79   75 82 88 79
Dewpt         77 75   74 75 77 76   73 75 77 75   73 74 76 74   72 73 76 74
PWind dir        SE       E     E       E     E       E     E       E     E
Wind char        LT      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    B1 B1   SC SC SC B1   FW FW SC B1   FW FW FW SC   FW FW SC SC
PoP 12hr         50      10    60       5    60       0    40       5    50
Rain shwrs    SC SC   IS IS IS NM   IS IS IS NM         SC SC   IS IS SC SC
Tstms         IS IS         IS IS         IS IS

$$
PRZ011-160800-
Southwest-
Including the cities of Cabo Rojo, Guanica, and Lajas
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                73 76 83    85 90 93    74 76 83    85 90 94    72 75 83
Temp             80 78 77 76 84 89 90 83 80 78 77 76 84 90 90 83 80 78 76 75 84
Dewpt            74 74 74 73 74 75 75 75 75 75 74 74 75 76 76 75 74 74 74 74 75
RH               82 88 90 90 72 64 62 77 85 91 90 94 74 64 64 77 82 88 94 97 74
Wind dir          S  S  S SW SW SW SW SW  S  S  S  S  S  S  S  S  S SE SE SE SE
Wind spd          3  3  4  3  5 12 13 10  6  6  6  5  9 10  9  8  5  4  3  2  3
Wind gust                          25 20
Clouds           SC SC SC SC B1 B2 B2 B1 SC B2 OV OV B2 B2 B2 B2 B1 B1 B2 B2 B2
PoP 12hr                     50          60          70          50          60
QPF 12hr                   0.09   0.21-0.36        0.50   0.25-0.43   0.36-0.48
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS SC SC SC NM SC SC SC SC NM NM SC SC SC SC SC SC NM NM NM
Tstms                        IS IS IS       IS IS IS IS IS IS IS       IS IS IS
Heat index       84          91 99100 90 84          92100101 90 83          92
Max heat         93    93    94   107   104    93    94   108   105    93    94


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          91      76    92      75    92      75    91      75    90
Temp          91 80   76 85 92 80   76 84 92 80   76 84 91 80   76 83 90 79
Dewpt         75 75   74 74 75 74   72 73 73 74   72 72 73 74   72 73 74 74
PWind dir        SE       E     E       E     E       E     E       E     E
Wind char        LT      LT    GN      LT    GN      GN    BZ      GN    GN
Avg clouds    B2 B1   SC SC SC SC   FW FW SC SC   CL CL FW SC   SC FW FW SC
PoP 12hr         60      10    30      10    40       0    20      10    20
Rain shwrs    NM SC   IS IS SC SC      IS SC SC         IS IS   IS IS IS IS
Tstms         IS

$$
PRZ012-160800-
Culebra-
Including the city of Culebra
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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 79 83    85 89 93    76 80 83    85 89 93    76 79 83
Temp             82 81 80 79 85 88 89 84 83 81 80 80 85 88 89 84 82 80 80 79 84
Dewpt            76 77 76 76 77 77 77 78 77 78 77 77 78 78 78 78 77 77 77 77 77
RH               82 88 88 91 77 70 68 82 82 91 91 91 80 72 70 82 85 91 91 94 80
Wind dir         SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S  S
Wind spd         10  8  8 12 13 16 16 17 16 13 13 13 13 13 14 16 12 10  8  5  6
Clouds           B1 B1 B2 B1 SC SC B2 B2 SC FW SC SC SC SC B2 B2 B1 B1 B1 B1 B2
PoP 12hr                     50          60          10          50          60
QPF 12hr                   0.12   0.23-0.44        0.02        0.19   0.27-0.32
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC IS IS SC NM IS    IS IS IS IS SC SC SC SC SC SC NM
Tstms            IS IS IS IS       IS IS                   IS IS             IS
Heat index       90 87 84 82 95100101 95 91 88 85 83 95102101 94 90 86 82 81 95
Max heat         95    94    98   106   105    95    99   107   105    95    98


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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          89      80    89      80    89      80    89      80    88
Temp          89 83   80 85 89 83   80 85 89 83   80 85 89 82   80 84 88 82
Dewpt         77 77   77 78 77 77   78 78 78 77   77 77 77 76   76 77 77 77
PWind dir         S       E     E       E     E       E     E       E     E
Wind char        LT      GN    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 B1   B2 B2 B2 B1   B1 B1 SC FW   SC SC SC SC   SC SC SC SC
PoP 12hr         60      60    50      50    50      20    10      20    20
Rain shwrs    SC NM   NM NM SC SC   SC SC SC IS   IS IS IS IS   IS IS IS IS
Tstms         IS IS   IS IS

$$
PRZ013-160800-
Vieques-
Including the city of Vieques
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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 78 83    85 88 91    75 78 83    85 88 91    74 77 83
Temp             81 79 78 78 84 87 88 83 81 79 78 78 84 87 88 83 80 79 78 77 83
Dewpt            75 75 75 76 77 76 76 76 76 76 76 76 77 77 76 77 76 76 76 76 77
RH               82 88 91 94 80 70 68 80 85 91 94 94 80 72 68 82 88 91 94 97 82
Wind dir         SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S
Wind spd          9  8  9 11 13 16 16 16 13 13 12 12 13 12 13 13 11  9  6  5  5
Clouds           B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B2
PoP 12hr                     50          50          20          40          60
QPF 12hr                   0.10   0.14-0.26        0.04        0.13        0.33
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC IS IS SC SC IS IS IS IS IS IS SC SC SC SC SC SC NM
Tstms                  IS IS       IS                                        IS
Heat index       86 82 80    92 98 99 91 87 82 80    93 99 99 91 86 80       92
Max heat         93    93    96   104   102    94    96   104   102    94    95


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      78    88      78    88      78    88      78    88
Temp          88 81   79 84 88 81   79 84 88 81   78 83 88 81   79 84 88 81
Dewpt         76 75   76 77 76 76   76 77 76 76   75 76 75 75   75 76 75 75
PWind dir         S       E     E       E     E       E     E       E     E
Wind char        LT      GN    GN      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B2 B1   B2 B2 B2 B1   B1 B1 SC FW   SC SC FW FW   FW FW SC SC
PoP 12hr         60      60    50      50    50      20    10      20    20
Rain shwrs    NM NM   NM NM SC SC   SC SC SC IS   IS IS IS         IS IS IS
Tstms         IS IS   IS IS

$$
VIZ001-160800-
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 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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                72 78 83    84 86 94    71 78 83    85 87 94    71 78 83
Temp             81 79 79 78 83 86 86 82 81 80 79 78 83 86 87 82 81 79 79 78 83
Dewpt            75 76 75 76 76 76 76 77 76 77 77 76 77 77 77 77 76 77 76 76 76
RH               82 91 88 94 80 72 72 85 85 91 94 94 82 75 72 85 85 94 91 94 80
Wind dir         SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S
Wind spd         10 11 11 11 13 16 16 14 16 13 14 13 14 13 13 14 13 11  9  6  6
Clouds           B1 B2 B2 B2 B1 B1 B2 B2 SC SC B1 B1 SC SC B2 B2 B1 B1 B1 B1 B2
PoP 12hr                     60          60          50          60          60
QPF 12hr                   0.16   0.23-0.30   0.11-0.24   0.22-0.28        0.32
Snow 12hr                    MM          MM          MM
Rain shwrs       SC NM SC NM SC SC NM SC IS IS SC SC IS IS NM NM SC SC SC SC NM
Tstms            IS IS IS IS IS IS IS IS          IS       IS IS             IS
Heat index       85 82 81 80 91 96 97 91 86 83 82 80 91 97 97 91 86 82 81 80 91
Max heat         96    93    97   107   106    94    99   109   106    94    98


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      78    86      78    86      78    86      78    86
Temp          86 81   79 83 86 81   79 83 86 81   79 83 86 81   79 82 86 81
Dewpt         76 76   76 77 76 76   77 77 77 76   76 76 76 75   75 75 76 75
PWind dir         S       E     E       E     E       E     E       E     E
Wind char        LT      GN    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B2 B2   B2 B2 B2 B1   B1 B1 SC FW   SC SC SC SC   SC SC SC SC
PoP 12hr         60      60    50      50    50      10    20      20    20
Rain shwrs    NM NM   NM NM SC SC   SC SC SC IS   IS IS IS IS   IS IS IS IS
Tstms         IS IS   IS IS

$$
VIZ002-160800-
St Croix-
Including the cities of Christiansted, Frederiksted,
Frederiksted Southeast, and Grove Place
502 PM AST Wed Oct 15 2025

Date           10/15/25      Thu 10/16/25            Fri 10/17/25            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 78 83    85 88 94    75 78 83    85 88 94    74 77 83
Temp             81 80 79 78 84 87 88 83 81 80 79 78 84 87 88 83 81 79 78 77 83
Dewpt            75 76 75 76 77 77 77 77 76 76 77 77 77 78 77 78 77 77 76 76 77
RH               82 88 88 94 80 72 70 82 85 88 94 97 80 75 70 85 88 94 94 97 82
Wind dir          S SW SW SW SW SW SW SW SW SW SW SW SW  S  S  S  S  S  S  S  S
Wind spd          8  6  9  8  9 14 13 12 10 10 11 10 10 12 12 11 10  8  6  6  5
Clouds           B1 SC B1 B2 B1 B2 B1 SC SC SC B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B2
PoP 12hr                     50          50          40          50          60
QPF 12hr                   0.13   0.14-0.22        0.12   0.15-0.23        0.32
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC SC SC SC SC SC IS SC SC SC SC SC SC SC SC SC SC NM
Tstms            IS       IS IS IS IS                      IS IS             IS
Heat index       86 83 80    92 99100 92 87 84 81    93100100 92 86 82       92
Max heat         96    93    99   110   108    94   100   111   108    95    99


Date           10/18  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25  Wed 10/22/25
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      79    88      78    88      78    88      78    88
Temp          88 81   80 84 88 81   79 84 88 81   79 84 88 81   79 83 87 81
Dewpt         77 76   77 77 77 77   77 78 77 76   76 76 76 75   75 76 76 76
PWind dir        SE       E     E       E     E       E     E       E     E
Wind char        LT      GN    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B2 B2   B2 B2 SC SC   B1 B1 SC FW   SC SC SC FW   SC SC SC FW
PoP 12hr         60      60    40      40    30      20    20      20    20
Rain shwrs    NM NM   NM NM IS SC   SC SC SC IS   IS IS IS IS   IS IS IS IS
Tstms         IS IS   IS IS

$$