Area Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 180902
AFMSJU

Area Forecast Matrices
National Weather Service San Juan PR
502 AM AST Tue Nov 18 2025

PRZ001-182000-
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 Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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                79 86 89    69 73 82    78 86 88    69 72 82    78 85 87
Temp             80 85 86 80 77 75 74 73 79 85 86 79 76 74 73 72 79 84 85 79 76
Dewpt            74 75 75 74 74 74 73 72 74 75 75 74 73 73 72 71 73 74 74 73 72
RH               82 72 70 82 90 97 97 97 85 72 70 85 90 97 97 97 82 72 70 82 87
Wind dir          E  E  E  E  E  E  E  E  E  E NE  E  E  E  E  E NE NE NE NE NE
Wind spd          4  9 10  8  5  5  5  6  8 11 11  9  5  5  4  5  8 10 10  9  5
Clouds           SC B1 B2 SC B1 B2 B2 B1 SC SC B1 B1 B1 B1 B2 B2 B1 B1 SC SC SC
PoP 12hr                     60          60          50          50          40
QPF 12hr              0.17-0.67   0.19-0.30   0.10-0.17   0.22-0.31   0.09-0.14
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC NM SC SC SC NM SC SC SC SC SC SC SC SC SC SC SC IS IS IS
Tstms               IS IS       IS IS
Heat index       83 94 95 84             82 93 94 81             80 91 92 81
Max heat         89   102   100    89    89   101    96    89    89    99    95


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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      73    86      73    86      73    86
Temp          73 79 86 77   74 79 86 77   74 79 86 77   74 79 86 77
Dewpt         71 72 72 71   69 71 71 70   70 71 71 71   70 71 72 71
PWind dir        NE    NE      NE    NE       E     E       E     E
Wind char        LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    SC B1 SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40    20      20    30      30    30      30    30
Rain shwrs    SC SC IS IS   IS IS IS IS   SC SC IS IS   IS SC SC IS

$$
PRZ002-182000-
Northeast-
Including the cities of Ceiba, Canovanas, Fajardo, Humacao,
Loiza, Luquillo, Naguabo, and Rio Grande
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 88    64 73 82    75 84 88    63 72 82    75 84 87
Temp             79 83 84 79 76 74 74 73 78 83 84 78 75 74 73 72 77 83 84 78 75
Dewpt            73 74 74 74 73 73 72 72 73 74 73 73 73 72 71 71 72 73 73 72 71
RH               82 74 72 85 90 97 93 97 85 74 70 85 94 93 93 97 85 72 70 82 87
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E NE NE NE NE NE NE NE NE NE
Wind spd          6  9  9  8  8  8  8  9 10 12 10  8  6  6  6  8  9  9  9  9  8
Wind gust                       19 19 20 20
Clouds           B1 B1 B1 B1 B2 B2 B2 B1 SC SC B1 B1 B1 B1 B2 B2 B1 B1 SC SC SC
PoP 12hr                     50          60          50          50          40
QPF 12hr              0.10-0.51   0.24-0.30   0.11-0.17   0.21-0.31   0.08-0.14
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC SC SC NM SC SC SC SC SC SC SC SC SC SC SC IS IS SC
Tstms            IS    IS    IS IS IS
Heat index       81 90 91 81             80 89 90                   88 89
Max heat         89   100    97    89    90    98    94    89    89    99    95


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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      73    84      73    84
Temp          72 77 84 76   73 78 84 76   74 78 84 76   73 78 84 77
Dewpt         70 71 71 70   69 70 70 70   69 70 70 70   70 71 71 70
PWind dir        NE    NE      NE    NE      NE    NE      NE     E
Wind char        LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30    20      20    30      30    30      30    30
Rain shwrs    SC IS IS IS   IS IS IS IS   SC SC SC IS   SC SC SC SC

$$
PRZ003-182000-
Southeast-
Including the cities of Arroyo, Guayama, Maunabo, Patillas,
Salinas, and Yabucoa
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 89    65 72 82    75 84 89    64 71 82    75 84 89
Temp             78 83 84 79 76 74 73 72 78 83 84 78 75 73 72 71 77 83 84 78 75
Dewpt            72 73 72 73 72 72 71 71 72 72 72 73 71 71 71 70 71 71 71 72 71
RH               82 72 67 82 87 93 93 97 82 70 67 85 87 93 97 97 82 67 65 82 87
Wind dir          E  E  E  E NE NE NE NE NE  E  E  E NE NE NE NE NE NE NE NE NE
Wind spd          6 10 10  8  6  6  6  6  8 12 12  8  6  6  5  6  6 10 11  9  6
Wind gust           23 21                   26 28                   21 23
Clouds           B1 B1 SC SC SC B1 B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC SC FW
PoP 12hr                     50          50          30          40          30
QPF 12hr              0.03-0.12   0.03-0.26   0.04-0.13   0.05-0.25   0.08-0.13
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC IS IS SC SC SC SC IS IS SC SC SC SC SC SC SC SC IS IS IS
Tstms            IS             IS IS
Heat index       81 89 90 81             80 88 89                   87 89
Max heat         89    98    94    89    89    97    94    89    88    96    93


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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    85      71    85      71    85      72    84
Temp          72 77 84 75   72 77 84 75   72 78 85 76   73 78 84 76
Dewpt         70 70 69 69   68 68 68 68   69 69 68 69   69 70 69 70
PWind dir        NE    NE      NE    NE      NE    NE      NE    NE
Wind char        LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    FW FW FW FW   FW FW FW SC   FW FW SC SC   FW SC SC SC
PoP 12hr         10    10       0    20      20    20      20    20
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$
PRZ004-182000-
Eastern Interior-
Including the cities of Aguas Buenas, Caguas, Cayey, Cidra,
Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 89    65 69 73    75 82 88    64 68 72    75 82 87
Temp             76 82 83 76 73 71 70 69 75 81 82 76 73 71 69 68 75 81 82 75 72
Dewpt            72 73 73 73 71 71 70 69 72 73 72 72 71 70 69 68 71 72 72 72 70
RH               87 74 72 90 93100100100 90 77 72 87 93 97100100 87 74 72 90 93
Wind dir          E  E  E  E NE  E  E NE NE  E  E  E NE NE NE NE NE NE NE NE NE
Wind spd          4  6  8  5  3  2  2  3  3  9  9  6  3  3  2  3  5  8  9  8  4
Clouds           B1 B1 B1 SC SC B1 B2 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC
PoP 12hr                     40          60          50          50          40
QPF 12hr              0.06-0.59   0.06-0.30   0.07-0.17   0.12-0.31   0.09-0.14
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC IS SC SC SC SC IS IS SC SC SC SC SC SC SC SC IS IS IS
Tstms            IS IS IS       IS IS          IS IS
Heat index          87 88                   85 87                   85 86
Max heat         87   100    96          85    99    94          83    97    92


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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          68    83      68    83      68    83      69    83
Temp          69 75 83 73   69 75 83 73   69 75 83 73   70 76 83 73
Dewpt         68 70 70 68   67 69 69 68   67 69 69 68   68 69 70 69
PWind dir        NE    NE      NE    NE      NE    NE      NE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC SC   FW FW SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30    20      10    20      20    20      20    20
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$
PRZ005-182000-
North Central-
Including the cities of Arecibo, Barceloneta, Dorado, Florida,
Manati, Vega Alta, and Vega Baja
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 87 90    69 72 82    81 86 89    69 71 82    81 86 90
Temp             79 85 86 80 77 75 73 72 79 85 86 79 76 74 72 71 78 84 85 79 76
Dewpt            74 76 76 75 73 73 72 72 74 76 75 74 73 73 72 71 73 75 75 73 72
RH               85 75 72 85 87 94 97100 85 75 70 85 90 97100100 85 74 72 82 87
Wind dir          E  E  E  E  E  E  E  E  E  E NE NE  E  E  E  E  E NE NE NE NE
Wind spd          4  9 11 10  8  8  8  8  8 12 12 11  8  6  6  8  9 11 10  9  6
Wind gust                                         21
Clouds           FW B1 B2 B1 SC B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC FW FW SC
PoP 12hr                     60          40          40          50          30
QPF 12hr              0.07-0.67   0.04-0.28   0.06-0.20   0.14-0.29        0.07
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC NM SC IS SC SC SC SC SC IS IS SC SC SC SC SC SC IS IS IS
Tstms               IS IS          IS
Heat index       82 95 97 84             81 94 95 80                92 93
Max heat         89   103   100    89    90   103    98    89    89   103    98


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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    86      72    86      72    86      72    86
Temp          72 78 86 76   73 78 86 76   73 79 86 76   73 79 86 76
Dewpt         71 72 73 71   70 71 72 71   70 72 72 71   70 71 73 71
PWind dir         E    NE       E     E       E     E       E     E
Wind char        LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30    20      10    20      20    20      20    20
Rain shwrs    SC SC IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$
PRZ006-182000-
Central Interior-
Including the cities of Aibonito, Barranquitas, Ciales, Coamo,
Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 81 89    60 68 73    75 80 88    59 68 72    75 80 88
Temp             75 80 81 75 72 70 69 68 74 79 80 74 72 70 69 68 74 79 80 74 71
Dewpt            70 71 71 71 69 69 69 68 70 71 71 71 69 69 68 67 69 70 70 70 69
RH               84 74 72 87 90 97100100 87 77 74 90 90 97 97 97 84 74 72 87 93
Wind dir          E  E  E  E  E  E  E  E NE NE  E NE NE NE NE NE NE NE NE NE NE
Wind spd          3  6  6  5  3  3  3  3  4  9  9  6  3  4  3  4  5  8  8  6  4
Wind gust           23 20                   25 28                   23 21
Clouds           SC B1 B1 SC FW B1 SC SC SC SC B1 B1 SC SC B1 B1 SC SC SC SC FW
PoP 12hr                     40          30          50          40          30
QPF 12hr              0.03-0.65   0.01-0.22   0.05-0.55   0.04-0.24   0.07-0.17
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC SC IS IS SC SC IS IS IS SC SC SC SC SC SC IS IS SC SC IS
Tstms               IS IS                      IS IS
Heat index          83 84                   82 83                   81 82
Max heat         86   100    94          83    98    93                95    91


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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          67    80      67    81      67    81      68    81
Temp          68 73 80 71   68 74 81 71   68 74 81 72   69 74 81 72
Dewpt         67 68 68 67   66 67 67 67   66 67 67 67   67 67 68 67
PWind dir        NE    NE      NE    NE      NE     E      NE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW SC   FW FW FW SC   FW FW SC SC   FW FW SC SC
PoP 12hr         30    20       5    20      10    20      10    20
Rain shwrs    IS SC IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$
PRZ007-182000-
Ponce and Vicinity-
Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas,
Ponce, and Santa Isabel
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 90    61 71 82    75 85 90    60 71 82    75 85 90
Temp             78 84 85 78 75 73 72 71 78 84 85 78 75 73 72 71 77 83 84 77 74
Dewpt            69 71 72 72 70 69 69 68 70 70 71 72 70 69 69 68 69 69 70 71 69
RH               74 65 65 82 84 87 90 90 76 63 63 82 84 87 90 90 76 63 63 82 84
Wind dir          E  E SE  E NE NE NE NE NE  E  E  E NE NE NE NE NE  E  E NE NE
Wind spd          3 10 10  5  4  4  4  4  4 10 12  6  4  4  4  4  4  9  8  3  4
Wind gust           23 25                   26 28                   23 23
Clouds           FW SC B1 SC FW SC FW FW FW FW B2 B2 B1 B1 FW FW SC SC B1 B1 SC
PoP 12hr                     30          10          60          30          50
QPF 12hr              0.01-1.16        0.01   0.04-0.59   0.02-0.10   0.12-0.23
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS IS IS    IS             NM NM SC SC IS IS IS IS SC SC IS
Tstms                  IS IS                   IS IS
Heat index       80 88 90 81             80 88 89 80                86 88
Max heat         87    99    95    87    87   100    96    88    87    98    94


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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          70    85      70    85      70    85      71    85
Temp          71 77 84 74   71 77 85 75   71 77 85 75   72 77 85 75
Dewpt         68 69 68 68   66 66 66 68   66 67 68 68   67 67 68 69
PWind dir        NE     E      NE     E      NE     E      NE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW SC SC   FW FW FW SC   CL FW SC SC   FW FW SC SC
PoP 12hr         10    40       0    30       5    40       5    30
Rain shwrs    IS IS SC SC         SC SC         SC SC      IS IS IS

$$
PRZ008-182000-
Northwest-
Including the cities of Aguadilla, Camuy, Hatillo, Isabela,
and Quebradillas
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 85 90    67 71 82    82 84 90    66 70 82    82 84 90
Temp             77 84 85 78 75 73 72 71 77 83 84 78 75 72 71 70 77 83 84 77 74
Dewpt            72 74 75 74 73 72 71 70 72 74 74 73 72 71 71 70 71 74 73 72 71
RH               85 72 72 88 94 97 97 97 85 74 72 85 90 97100100 82 74 70 85 90
Wind dir          E  E  E  E  E  E  E  E  E  E  E NE  E  E  E  E  E NE NE NE  E
Wind spd          5  9 10 11 11 11 11 10 11 14 13 12 11 10  9 10 11 12 12 11  9
Wind gust                    23 23    21 23    24    21    19          23    19
Clouds           FW SC B1 B1 SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC
PoP 12hr                     50          30          30          40          20
QPF 12hr              0.06-0.36   0.03-0.10   0.05-0.20   0.09-0.20        0.05
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS SC SC IS IS IS IS SC SC IS IS SC SC SC SC IS IS IS IS IS
Tstms                  IS
Heat index          91 93                   90 91                   89 90
Max heat         88   102    98    89    88   102    98    88    88   102    97


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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          70    84      70    84      70    85      70    85
Temp          71 77 84 75   71 77 84 75   71 77 84 75   71 77 85 75
Dewpt         70 71 72 70   68 69 71 70   68 70 71 69   69 70 71 70
PWind dir         E    NE       E     E       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC FW SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         20    10      10    20      10    20       5    10
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$
PRZ009-182000-
Western Interior-
Including the cities of Adjuntas, Lares, Las Marias, Maricao,
Sabana Grande, San Sebastian, and Utuado
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 82 90    58 68 72    75 82 90    63 68 71    75 81 90
Temp             75 81 82 75 72 70 69 68 75 80 81 75 72 70 69 68 74 80 81 74 71
Dewpt            69 71 72 71 70 69 68 67 70 71 72 70 70 69 68 67 69 71 71 70 69
RH               82 72 72 87 93 97 97 97 84 74 74 84 93 97 97 97 84 74 72 87 93
Wind dir          E  E  E  E  E  E  E  E  E  E NE NE NE NE NE NE  E NE NE NE NE
Wind spd          2  4  5  4  4  4  4  4  5  8  6  5  4  4  4  5  5  8  8  6  4
Wind gust           20 23                      24
Clouds           FW SC B2 B2 FW SC SC SC SC SC B2 B2 B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     70          20          60          40          30
QPF 12hr              0.10-1.23   0.00-0.07   0.10-0.59   0.06-0.16   0.05-0.22
Snow 12hr                    MM          MM          MM
Rain shwrs          IS NM SC IS IS IS IS IS IS NM NM SC SC SC SC IS IS SC SC IS
Tstms                  IS IS                   IS IS
Heat index          85 87                   84 85                   83 84
Max heat         83   102    97          83   101    95          82    98    93


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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          67    81      67    82      68    82      68    83
Temp          68 74 81 72   68 74 82 72   69 75 82 72   69 75 82 73
Dewpt         67 68 69 68   66 67 67 67   66 67 68 67   66 67 68 68
PWind dir        NE    NE      NE     E       E     E       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW SC   FW FW FW SC   FW FW SC SC   FW FW SC SC
PoP 12hr         20    40       5    30       5    40       5    40
Rain shwrs    IS IS SC SC   IS IS IS IS   IS IS SC SC      IS SC SC

$$
PRZ010-182000-
Mayaguez and Vicinity-
Including the cities of Aguada, Anasco, Hormigueros, Mayaguez,
Moca, Rincon, and San German
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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 90    65 71 82    75 87 90    65 71 82    75 86 90
Temp             79 85 86 79 76 74 72 71 79 85 86 79 76 74 72 71 78 85 86 78 75
Dewpt            72 74 75 74 73 72 71 70 72 75 75 74 73 72 71 70 72 74 74 73 72
RH               79 70 70 85 90 93 97 97 79 72 70 85 90 93 97 97 82 70 68 85 90
Wind dir          E  E  E  E NE  E  E  E  E  E  E NE NE NE NE NE NE NE NE NE NE
Wind spd          4  4  4  6  8  9  8  8 10 10  6  5  9  9 10 10 10 10 11 10 10
Wind gust              14 17 21 25 21 21 26 23 19 16 21 25 25 25 25 21 23 24 26
Clouds           FW SC B2 B2 SC FW FW FW FW FW B2 B2 B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     80          10          50          30          20
QPF 12hr              0.11-1.25   0.00-0.11   0.06-0.60   0.04-0.17   0.01-0.19
Snow 12hr                    MM          MM          MM
Rain shwrs          IS  D NM IS IS IS IS IS IS NM NM SC SC IS IS IS IS IS IS IS
Tstms                  IS IS                   IS IS IS IS
Heat index       80 94 96 82             80 94 96 81                92 94 80
Max heat         89   102   100    89    89   103    99    88    88   103    98


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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          70    86      71    87      71    87      71    87
Temp          71 78 86 75   72 78 86 76   72 78 86 76   72 78 86 76
Dewpt         70 71 73 71   69 69 71 71   69 70 71 70   69 70 72 71
PWind dir        NE    NE      NE    NE       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      GN    LT
Avg clouds    SC FW FW SC   FW FW FW SC   FW FW SC SC   FW FW SC SC
PoP 12hr         10    20       5    20       5    30       5    30
Rain shwrs    IS IS IS IS   IS IS IS IS      IS IS SC      IS IS IS

$$
PRZ011-182000-
Southwest-
Including the cities of Cabo Rojo, Guanica, and Lajas
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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                83 88 90    69 71 82    83 89 90    68 71 82    83 88 90
Temp             80 87 88 80 77 74 72 71 79 87 88 80 76 73 72 71 79 86 87 79 75
Dewpt            70 72 73 73 72 71 70 70 71 71 73 73 72 71 70 69 70 71 72 72 71
RH               72 61 61 79 85 90 93 97 77 59 61 79 87 93 93 93 74 61 61 79 87
Wind dir          E SE  E  E NE  E  E  E  E  E SE  E NE NE NE NE NE  E SE NE NE
Wind spd          4 10 11  5  3  3  4  3  4  9 11  6  5  4  4  4  4  6  8  3  5
Wind gust           24 27                   21 28                      19
Clouds           FW FW B1 B1 FW FW FW FW FW FW B2 B2 B1 B1 FW FW FW FW B1 B1 SC
PoP 12hr                     40           0          70          50          50
QPF 12hr              0.02-1.24           0   0.17-0.60   0.04-0.10   0.07-0.24
Snow 12hr                    MM          MM          MM
Rain shwrs          IS SC SC                   NM NM SC SC             SC SC SC
Tstms                  IS IS                   IS IS IS IS
Heat index       82 93 96 84             82 93 96 82             80 92 94
Max heat         87   102    98    88    88   102    97    88    87   100    96


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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          69    88      70    88      70    88      70    88
Temp          71 78 87 75   71 78 87 75   71 79 88 76   71 79 88 76
Dewpt         69 70 70 70   67 67 67 69   67 68 70 70   69 68 70 71
PWind dir        NE     E      NE     E      NE     E      NE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW SC   FW FW FW SC   FW FW FW SC   FW FW SC SC
PoP 12hr         30    30       0    30       0    40       5    30
Rain shwrs    SC    SC SC         SC SC         SC SC      IS IS IS

$$
PRZ012-182000-
Culebra-
Including the city of Culebra
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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                83 86 90    73 77 82    83 86 90    73 76 82    83 86 90
Temp             81 86 86 82 80 78 78 77 81 85 86 82 79 78 77 76 81 85 86 82 80
Dewpt            75 75 75 76 75 76 75 75 76 76 75 75 75 75 75 74 74 75 74 74 73
RH               82 70 70 82 85 94 91 94 85 75 70 79 88 91 94 94 79 72 68 77 79
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E NE NE NE NE NE NE NE NE
Wind spd         14 13 12 13 14 17 19 19 18 17 13 13 13 14 14 14 16 13 12 13 14
Clouds           SC B1 B2 B1 B1 B1 B2 B1 SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC
PoP 12hr                     50          50          50          40          20
QPF 12hr                   0.10        0.16        0.13   0.12-0.18        0.07
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC SC SC SC SC IS IS SC SC SC SC SC SC IS IS IS IS IS
Tstms                  IS          IS
Heat index       88 95 96 89 82 80       87 95 94 88 82 80       86 94 93 87 82
Max heat         90    99    97    90    90    99    96    90    89    99    96


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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    86      78    86      78    86      78    86
Temp          78 81 86 80   78 81 86 80   79 82 86 80   78 82 86 80
Dewpt         73 73 72 72   72 72 72 72   72 72 73 73   72 73 73 73
PWind dir        NE    NE      NE     E       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC SC SC   SC SC SC SC   B1 B1 SC SC   SC SC SC SC
PoP 12hr         20    20      20    40      40    30      30    30
Rain shwrs    IS IS IS IS   IS IS IS SC   SC SC SC SC   SC SC SC SC

$$
PRZ013-182000-
Vieques-
Including the city of Vieques
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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                      86    73 75 82          86    71 75 82          85
Temp             81 85 86 81 78 77 76 75 80 85 86 80 78 76 75 75 80 85 85 80 78
Dewpt            75 75 74 74 74 74 74 74 75 75 74 74 74 74 74 73 74 74 73 73 73
RH               82 72 68 79 88 90 94 97 85 72 68 82 88 94 97 94 82 70 67 79 85
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E NE NE NE NE NE NE NE NE NE
Wind spd         13 13 12 13 14 17 18 18 18 17 13 13 13 14 14 16 16 13 12 13 14
Clouds           B1 B1 B1 B1 B1 B2 B2 B1 SC SC B1 B1 SC SC B1 B1 SC SC SC SC SC
PoP 12hr                     50          50          40          40          20
QPF 12hr                   0.11        0.20        0.11   0.12-0.18        0.08
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS
Tstms            IS          IS IS IS
Heat index       86 93 94 85             85 93 93 84             83 92 92 84
Max heat         89    98    94    89    89    97    94    89    89    95    92


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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    85      76    85      76    85      76    85
Temp          76 80 85 79   77 80 85 79   77 80 85 79   77 80 85 79
Dewpt         72 72 71 71   71 72 71 71   71 72 72 71   72 72 72 72
PWind dir        NE    NE      NE    NE      NE     E       E     E
Wind char        BZ    GN      GN    GN      GN    GN      BZ    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         20    20      20    20      30    30      30    30
Rain shwrs    IS IS IS IS   IS IS IS IS   IS SC SC SC   SC SC SC SC

$$
VIZ001-182000-
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 Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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                83 85 90    69 75 82    83 85 91    69 75 82    82 85 90
Temp             80 84 85 80 78 77 76 75 80 84 85 80 78 77 76 75 80 84 85 80 78
Dewpt            75 75 75 75 74 75 74 74 75 75 74 75 74 74 74 73 74 74 73 73 73
RH               85 74 72 85 88 94 94 97 85 74 70 85 88 90 94 94 82 72 67 79 85
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E NE NE NE NE NE NE NE NE
Wind spd         16 13 12 14 16 19 19 19 18 17 13 13 14 16 14 14 16 14 12 13 14
Clouds           B1 B2 B1 B1 SC SC B1 SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC
PoP 12hr                     50          40          20          40          20
QPF 12hr                   0.11   0.07-0.12        0.06        0.09        0.06
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC IS IS SC IS IS IS IS IS IS IS SC SC IS IS IS IS IS
Tstms               IS IS          IS
Heat index       83 92 93 85 80          83 92 92 84             83 91 91 83 80
Max heat         91   102    98    90    90   101    97    89    89    99    95


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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    85      76    85      76    85      76    85
Temp          76 80 85 79   77 80 85 79   77 80 85 79   77 80 85 79
Dewpt         73 72 71 71   72 71 72 71   72 72 72 72   72 72 72 72
PWind dir        NE    NE      NE     E       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      BZ    GN
Avg clouds    SC SC SC SC   SC SC SC SC   B1 SC SC SC   SC SC SC SC
PoP 12hr         20    20      20    30      30    30      30    30
Rain shwrs    IS IS IS IS   IS IS IS SC   SC SC IS SC   SC SC SC SC

$$
VIZ002-182000-
St Croix-
Including the cities of Christiansted, Frederiksted,
Frederiksted Southeast, and Grove Place
502 AM AST Tue Nov 18 2025

Date             Tue 11/18/25            Wed 11/19/25            Thu 11/20/25
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                83 86 90    73 75 82    83 86 90    72 75 82    83 85 90
Temp             81 85 86 81 79 77 76 75 80 85 86 81 78 77 76 75 80 85 85 81 79
Dewpt            75 76 75 75 75 75 75 74 75 75 75 75 74 75 74 74 74 75 74 74 73
RH               82 75 70 82 88 94 97 97 85 72 70 82 88 94 94 97 82 72 70 79 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E NE  E NE NE NE NE NE NE
Wind spd         13 13 12 13 14 16 16 16 17 16 13 11 11 12 13 13 13 14 12 13 12
Clouds           SC B2 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
PoP 12hr                     50          50          30          20          20
QPF 12hr                   0.14        0.20        0.08        0.06        0.07
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS IS IS
Tstms               IS IS       IS IS IS
Heat index       86 94 95 86 80          85 93 94 86             84 92 93 85 80
Max heat         89   102    98    90    89   102    98    89    89   101    97


Date          Fri 11/21/25  Sat 11/22/25  Sun 11/23/25  Mon 11/24/25
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    85      77    85      77    85      77    86
Temp          76 80 85 79   77 81 85 79   77 81 85 79   77 81 86 79
Dewpt         73 73 73 72   72 72 72 72   72 72 73 72   72 73 73 72
PWind dir        NE    NE      NE     E       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC SC SC   SC SC FW FW   SC SC SC SC   SC SC SC SC
PoP 12hr         20    20      10    10      20    30      30    30
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS SC   SC SC SC SC

$$