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 Fri Jul 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 Fri Jul 4 2025

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                81 87 89    74 78 83    80 88 90    74 78 83    81 88 91
Temp             83 86 87 85 81 80 78 79 84 87 88 85 81 80 78 79 84 87 88 85 80
Dewpt            76 76 77 77 76 75 75 74 76 76 76 76 76 76 75 74 75 74 74 75 74
RH               80 72 72 77 85 85 91 85 77 70 68 75 85 88 91 85 74 65 63 72 82
Wind dir         SE  E  E  E SE SE SE SE  E  E  E SE  E  E  E  E  E  E  E  E  E
Wind spd          8 12 14 13  8  8  5  3  6 13 16 12  8  8  6  8 10 12 13 12  8
Clouds           SC SC B1 B2 SC FW SC SC FW B1 B1 B1 SC SC SC SC FW FW SC SC SC
PoP 12hr                     50          20          40          30          30
QPF 12hr              0.25-0.38   0.03-0.13   0.02-0.28   0.03-0.17   0.02-0.08
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS SC SC IS IS IS IS IS SC SC SC SC SC IS IS IS IS IS IS SC
Obvis                         H  H  H  H  H     H  H  H  H  H  H  H  H  H  H
Heat index       91 97 98 95 88 83 81 83 93 98100 95 88 83 80 82 92 96 97 94 85
Max heat         96   106   105    93    97   107   106    92    95   105   104
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    88      75    87      76    87      76    88
Temp          77 83 88 80   76 82 87 80   77 83 87 80   76 83 88 81
Dewpt         74 74 74 74   73 74 74 74   74 75 75 75   74 75 76 76
PWind dir         E     E       E     E       E     E       E     E
Wind char        LT    GN      GN    GN      LT    GN      LT    GN
Avg clouds    SC SC FW FW   CL FW SC FW   FW FW SC SC   FW FW FW FW
PoP 12hr         30    20      20    20      10    20      20    20
Rain shwrs    SC IS IS IS      IS IS IS   IS IS IS IS   IS IS IS IS
Tstms                                              IS

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

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                74 86 90    66 77 83    74 87 91    66 77 83    75 87 91
Temp             82 85 86 84 80 79 78 79 83 86 87 84 80 79 77 78 83 86 87 84 80
Dewpt            75 76 76 76 75 74 74 74 75 76 76 75 74 74 74 73 74 74 73 74 73
RH               79 75 72 77 85 85 88 85 77 72 70 74 82 85 90 85 74 68 63 72 79
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          9 12 13 12 10  9  8  6 11 14 14 12 10 10 10 10 10 11 12 11  8
Wind gust                                21                20
Clouds           SC B1 B2 B2 B1 SC SC SC SC B1 B1 B1 SC SC SC SC SC SC SC SC B1
PoP 12hr                     50          40          40          30          40
QPF 12hr              0.29-0.35   0.05-0.19   0.24-0.30   0.10-0.19   0.06-0.12
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC SC IS IS SC IS SC SC SC SC SC SC SC SC SC IS IS SC
Obvis                            H  H     H                       H  H  H  H
Heat index       89 94 96 93 86 83 80 82 90 95 96 92 85 82    81 89 94 94 91 84
Max heat         96   105   104    93    98   106   105    93    97   103   102
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    86      75    86      76    86      76    85
Temp          76 82 86 79   76 81 86 79   77 82 86 79   76 82 85 80
Dewpt         73 73 73 73   73 73 74 73   73 74 75 74   74 74 75 75
PWind dir         E     E       E     E       E     E       E     E
Wind char        GN    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    B1 B1 SC SC   FW SC SC SC   FW FW SC SC   SC SC SC SC
PoP 12hr         40    30      30    30      10    50      20    20
Rain shwrs    SC SC SC SC   IS SC SC SC   IS IS IS IS   IS IS IS IS
Tstms                                           IS IS

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

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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 92    69 77 83    75 86 92    68 76 83    77 87 94
Temp             82 85 86 84 80 79 78 78 83 86 86 84 80 78 76 78 83 87 87 84 79
Dewpt            73 74 74 75 74 74 73 73 74 74 74 74 74 74 73 73 72 71 71 71 72
RH               74 70 68 74 82 85 85 85 74 68 68 72 82 88 90 85 70 59 59 65 79
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          9 12 12 12  9  9  8  6 10 13 13 11  9  9  8  9  9 12 14 11  8
Wind gust           24 25 24 20             26 27 24             19 23 29 23
Clouds           SC SC B1 B1 SC FW SC SC SC B1 B1 B1 SC SC SC SC SC SC FW FW SC
PoP 12hr                     50          20          40          30          30
QPF 12hr              0.15-0.35   0.03-0.19   0.11-0.30   0.03-0.18   0.01-0.10
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC SC SC IS IS IS IS IS SC SC SC SC SC IS IS IS IS IS IS SC
Obvis                         H  H  H  H  H           H  H  H  H  H  H  H  H
Heat index       87 93 94 91 84 82    81 89 93 95 91 84 80    80 88 92 94 89 82
Max heat         94   102   102    92    96   103   102    93    96   101   101
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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      74    85      75    85      75    86
Temp          76 82 87 79   75 81 85 79   76 81 85 79   76 82 86 80
Dewpt         72 71 70 72   72 72 71 71   72 72 73 73   73 73 74 73
PWind dir        NE     E       E     E       E     E       E     E
Wind char        LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC SC FW   FW FW SC FW   CL CL FW FW   SC SC SC SC
PoP 12hr         30    20      30    30       5    20      20    20
Rain shwrs    SC SC IS IS   IS IS SC 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 Fri Jul 4 2025

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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 90    69 75 78    75 84 91    68 74 78    75 85 91
Temp             80 83 84 82 78 76 75 76 81 84 84 82 78 76 74 75 81 84 85 82 77
Dewpt            74 74 74 75 73 73 72 72 74 74 74 74 73 73 72 72 73 72 71 72 71
RH               82 74 72 79 85 90 90 87 79 72 72 77 85 90 93 90 77 67 63 72 82
Wind dir          E  E SE SE  E  E  E  E  E SE SE SE  E  E  E  E  E  E  E  E NE
Wind spd          8 11 12 11  6  5  4  3  8 12 12 11  6  5  4  5  8 10 12 10  5
Clouds           SC SC B1 B2 SC FW SC SC SC B1 B1 B1 SC SC SC SC FW FW SC SC SC
PoP 12hr                     50          20          40          30          30
QPF 12hr              0.25-0.37   0.04-0.17   0.03-0.29   0.03-0.17   0.01-0.08
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC SC SC IS IS IS IS IS SC SC SC SC SC IS IS IS IS IS IS SC
Obvis                         H  H  H  H  H           H  H  H  H  H  H  H  H
Heat index       84 90 91 88             85 91 92 88             85 90 91 87
Max heat         95   104   103    87    97   105   103    88    95   102   100
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    85      71    83      72    83      72    84
Temp          73 80 85 76   72 79 83 76   73 79 83 76   73 79 84 77
Dewpt         71 72 71 71   71 72 72 71   71 73 73 72   72 73 74 73
PWind dir        NE     E       E     E       E     E       E     E
Wind char        LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC SC FW   FW FW SC FW   FW FW FW SC   SC SC SC FW
PoP 12hr         30    10      20    20       5    20      20    20
Rain shwrs    SC IS IS IS      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 Fri Jul 4 2025

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                84 88 92    74 77 83    84 88 92    73 77 83    84 88 92
Temp             83 87 88 85 80 79 77 78 84 87 88 85 80 78 77 78 84 87 88 85 80
Dewpt            76 76 78 77 76 75 74 73 76 77 78 77 76 75 74 73 75 75 76 75 74
RH               80 70 72 77 88 88 90 85 77 72 72 77 88 91 90 85 74 68 68 72 82
Wind dir          E  E  E  E  E SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd          5 11 16 13  9  8  6  4  5 12 16 12  9  8  5  6 10 12 17 16 11
Wind gust              29 27                   29 23                   29 29 24
Clouds           FW FW B1 B2 B1 FW FW CL CL CL B1 SC FW FW FW FW FW FW SC SC FW
PoP 12hr                     50          50          60           5          20
QPF 12hr              0.25-1.07   0.04-0.15   0.02-1.00        0.01   0.01-0.50
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS SC SC SC    IS          NM IS       IS IS       IS IS IS
Tstms                  IS IS IS                IS
Obvis                            H  H  H  H  H  H  H  H  H  H  H  H  H  H  H
Heat index       91 98101 96 86 80       92 99102 96 86 80       92 98100 94 84
Max heat         97   111   109    93    98   112   111    93    97   109   107
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    88      74    87      75    88      75    89
Temp          76 83 88 79   75 82 87 80   76 83 88 79   76 83 89 80
Dewpt         74 75 75 74   73 74 75 74   74 75 77 75   74 76 77 75
PWind dir         E     E       E     E       E     E       E     E
Wind char        GN    BZ      GN    GN      LT    GN      LT    GN
Avg clouds    FW FW FW FW   CL FW FW FW   CL FW FW SC   CL FW SC SC
PoP 12hr          5    10       5     5       5    20       5    40
Rain shwrs    IS IS IS IS         IS IS         IS IS      IS IS SC
Tstms                                                         IS IS

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

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                73 83 92    63 73 78    74 83 92    63 72 77    75 84 94
Temp             78 82 83 80 76 75 73 74 79 82 83 80 76 74 72 74 79 83 84 81 75
Dewpt            72 72 73 73 73 72 71 70 72 73 73 73 72 72 71 70 71 71 71 70 70
RH               82 72 72 79 90 90 93 87 79 74 72 79 87 93 97 87 77 67 65 69 84
Wind dir         SE SE SE SE  E  E  E  E  E SE SE SE  E  E  E  E  E  E  E  E  E
Wind spd          5  9 10  9  6  5  4  3  5 10 11  9  5  4  4  4  6 10 11 10  5
Wind gust           23 24 23                25 26 21                23 29 24
Clouds           FW FW SC B2 SC FW FW FW FW FW B1 SC FW FW SC SC FW FW B1 B1 FW
PoP 12hr                     50          30          30          20          30
QPF 12hr              0.15-1.07   0.01-0.15   0.01-0.12        0.02   0.01-0.50
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS IS SC SC       IS IS IS IS IS       IS IS       SC SC IS
Tstms                     IS IS                IS                      IS IS
Obvis                         H  H  H  H  H  H  H  H  H  H  H  H  H  H  H  H
Heat index       81 86 88 84             81 87 88 84             82 87 89 84
Max heat         93   102   101    87    95   104   102    87    94   101   100


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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      70    82      71    82      71    83
Temp          72 78 83 75   71 77 82 75   72 78 82 75   72 78 83 76
Dewpt         70 71 70 69   70 71 71 70   70 72 72 71   71 72 73 71
PWind dir        NE     E       E     E       E     E       E     E
Wind char        LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    FW FW SC SC   CL FW FW FW   CL CL FW FW   FW FW FW SC
PoP 12hr          5    40      10    10       5     5       5    20
Rain shwrs    IS IS IS SC      IS IS IS         IS IS   IS IS IS IS
Tstms                                                            IS

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

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                73 87 94    64 77 83    74 87 94    63 75 83    75 89 96
Temp             83 86 87 84 80 78 77 78 83 86 87 84 79 77 75 77 83 88 89 85 79
Dewpt            70 71 73 74 74 72 71 70 71 72 73 73 73 72 71 70 70 69 71 70 70
RH               65 61 63 72 82 82 82 76 67 63 63 70 82 85 87 79 65 54 56 61 74
Wind dir          E SE SE SE  E  E  E  E  E SE SE SE  E  E  E  E  E  E SE SE  E
Wind spd          5 11 12 11  9  8  6  5  6 12 12 11  9  6  6  5  8 12 14 11  6
Wind gust           25 28 26 20 20          27 28 26 23             27 31 28
Clouds           FW FW SC B1 FW FW FW FW FW FW SC SC FW FW FW FW CL CL SC SC CL
PoP 12hr                     30           5          10           5          20
QPF 12hr              0.01-0.67        0.01   0.00-0.15        0.01   0.00-0.50
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS IS SC IS       IS IS IS IS IS       IS IS       SC SC
Tstms                     IS                                           IS IS
Obvis                         H  H  H  H  H  H  H  H  H  H  H  H  H  H  H  H
Heat index       86 92 94 91 85 81    80 87 92 94 90 83          87 92 94 89 81
Max heat         94   104   104    92    94   104   103    92    95   104   103
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    88      74    86      75    87      75    87
Temp          75 82 88 79   75 81 86 79   76 82 87 79   76 82 87 80
Dewpt         69 69 68 69   69 69 70 69   69 70 71 72   71 71 72 71
PWind dir        NE     E       E     E       E     E       E     E
Wind char        LT    GN      LT    GN      GN    GN      LT    GN
Avg clouds    CL CL FW SC   CL FW FW FW   CL CL CL FW   FW FW FW SC
PoP 12hr          0    30       5    10       5    10      10    10
Rain shwrs          IS IS      IS IS IS            IS   IS IS IS IS

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

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                83 86 93    71 75 83    84 87 93    71 74 83    84 88 95
Temp             81 85 86 84 79 77 76 76 82 86 87 83 78 76 74 76 82 87 88 84 78
Dewpt            73 75 77 76 75 75 73 72 74 75 77 76 75 75 73 72 74 74 74 74 73
RH               77 72 75 77 88 94 90 87 77 70 72 80 91 97 97 87 77 65 63 72 85
Wind dir          E NE NE  E  E  E SE SE  E  E NE  E  E  E  E  E  E  E NE NE  E
Wind spd          4  8 10 11  8  5  6  5  5 10 12  6  6  9  8  8 10 12 14 11 13
Wind gust           18 25 24                20 28                      27 27 24
Clouds           CL FW B2 B2 B1 FW FW CL CL CL B2 B2 CL CL CL CL CL CL SC SC CL
PoP 12hr                     60          50          60           0          20
QPF 12hr              0.57-1.07        0.14   0.72-1.00           0   0.01-0.50
Snow 12hr                    MM          MM          MM
Rain shwrs          IS SC NM SC                NM NM                   SC SC
Tstms                  IS IS IS                IS IS
Obvis                            H  H  H  H  H        H  H  H  H  H  H  H  H
Heat index       87 94 98 92 82          88 95 98 92 81          88 95 96 91 80
Max heat         96   111   110    93    97   111   110    93    98   111   109
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    86      74    87      74    87
Temp          74 82 87 78   74 81 86 78   75 82 87 78   75 82 87 79
Dewpt         73 73 74 73   72 73 74 73   72 73 75 74   73 74 76 74
PWind dir         E     E       E     E       E     E       E     E
Wind char        GN    BZ      GN    GN      LT    GN      LT    GN
Avg clouds    CL CL FW SC   CL CL FW SC   CL CL FW SC   CL CL SC B1
PoP 12hr          0    30       5    30       5    50       5    60
Rain shwrs          SC SC         IS IS         SC SC         NM NM
Tstms                                           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 Fri Jul 4 2025

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                74 84 93    65 72 77    74 84 93    65 72 76    76 85 96
Temp             79 83 84 81 77 75 73 74 79 83 84 81 76 73 72 73 80 84 85 82 75
Dewpt            71 72 74 73 73 73 71 69 72 73 74 73 73 72 71 70 71 72 72 72 71
RH               77 70 72 77 87 94 93 84 79 72 72 77 90 97 97 90 74 67 65 72 87
Wind dir          E  E  E SE  E  E  E  E  E SE SE SE  E  E  E  E  E  E  E  E  E
Wind spd          4  5  4  4  5  4  4  4  4  6  5  6  5  4  4  3  5  6  6  4  3
Wind gust           24 26 23    19          26 26 25 21             26 27
Clouds           CL FW B1 B2 B1 CL CL CL CL CL B1 B1 CL CL CL CL CL CL B1 B1 CL
PoP 12hr                     60          40          50           0          50
QPF 12hr              0.05-1.07   0.00-0.15   0.00-1.00           0   0.01-0.50
Snow 12hr                    MM          MM          MM
Rain shwrs          IS SC NM SC                NM SC                   SC SC
Tstms                  IS IS IS                IS IS                   IS IS
Obvis                         H  H  H  H  H  H  H     H  H  H  H  H  H
Heat index       82 88 92 86             82 89 91 85             83 89 92 86
Max heat         92   108   107    87    94   108   106    85    94   107   105


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          70    84      69    83      71    84      71    85
Temp          71 79 84 75   70 78 83 75   72 79 84 76   72 79 85 76
Dewpt         70 71 72 70   69 70 71 70   70 71 73 72   71 72 73 72
PWind dir         E     E       E     E       E     E       E     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL CL SC SC   CL CL FW SC   CL CL FW FW   CL CL FW SC
PoP 12hr          0    60       5    40       0    10       5    60
Rain shwrs          NM NM         SC SC         IS IS         NM NM
Tstms               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 Fri Jul 4 2025

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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 88 93    70 75 83    76 88 93    70 75 83    78 90 95
Temp             83 88 88 85 80 78 76 77 83 88 88 85 79 77 75 77 84 89 90 86 79
Dewpt            74 75 77 77 76 75 74 72 74 76 77 77 76 75 74 72 74 75 76 75 74
RH               74 66 70 77 88 91 94 85 74 68 70 77 91 94 97 85 72 64 64 70 85
Wind dir          E  E NE  E  E  E  E  E  E SE  E SE SE  E  E  E  E  E  E  E  E
Wind spd          5  5  5  6  6  8  6  8  6  6  8  6  9  9  8  6  8  6  6  4  8
Wind gust        18 17 18    19 24 26 24 24 19 23 25 19 21 24 23 19 20 17    19
Clouds           CL FW SC B2 B1 FW FW FW CL CL SC B1 CL CL CL CL CL CL B1 B1 FW
PoP 12hr                     60          40          50           0          50
QPF 12hr              0.07-1.07   0.00-0.15   0.00-1.00           0   0.02-0.50
Snow 12hr                    MM          MM          MM
Rain shwrs          IS SC NM SC                NM NM                   SC SC IS
Tstms                  IS IS IS                IS IS                   IS IS
Obvis                         H  H  H  H  H  H  H  H  H  H  H  H  H  H
Heat index       89 97101 96 84          90 98101 95 82          91 99102 95 81
Max heat         96   111   110    93    97   111   110    93    98   112   111
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    90      72    88      74    90      74    90
Temp          74 83 90 79   73 82 88 79   75 83 90 79   75 84 90 80
Dewpt         73 73 75 74   71 73 75 74   72 73 76 75   73 74 76 75
PWind dir         E     E       E     E       E     E       E     E
Wind char        GN    GN      GN    GN      GN    LT      LT    GN
Avg clouds    FW FW FW SC   FW FW SC SC   FW FW FW FW   FW FW FW SC
PoP 12hr          5    50       5    50       5    10       5    50
Rain shwrs    IS IS SC SC         SC NM   IS IS IS IS         NM NM
Tstms                  IS         IS IS                       IS IS

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

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                84 91 93    72 76 83    84 90 94    71 75 83    84 93 96
Temp             85 90 91 87 81 79 77 78 85 90 90 87 80 78 75 77 86 91 93 88 80
Dewpt            72 73 75 75 75 74 73 72 72 75 75 75 75 75 73 72 72 72 72 72 72
RH               65 58 60 68 82 85 87 82 65 62 62 68 85 91 94 85 63 54 51 59 77
Wind dir          E SE SE SE  E  E  E  E  E SE SE SE  E  E  E  E  E  E SE SE  E
Wind spd          9 12 16 13 12 13 11 10  9 16 17 13 14 12 11  8 10 13 16 11  6
Wind gust           28 33 28 27 29 25 21 19 31 34 29 29 28 27 20 21 29 33 28
Clouds           CL FW SC SC FW FW FW FW CL FW FW FW CL CL CL CL CL CL FW FW FW
PoP 12hr                     20           5           5           0           5
QPF 12hr              0.01-0.23        0.01   0.00-0.07           0   0.00-0.50
Snow 12hr                    MM          MM          MM
Rain shwrs             IS IS IS                   IS                   IS IS IS
Obvis                         H  H  H  H  H  H  H  H  H  H  H  H  H  H  H  H
Heat index       90 97102 97 87 81       91 99101 96 85          92 99101 95 82
Max heat         94   107   106    93    94   108   106    93    95   109   107
Heat                 Y  Y


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    92      73    90      75    91      75    91
Temp          74 84 92 80   74 83 90 80   76 85 91 80   76 85 91 81
Dewpt         70 71 71 72   70 71 73 71   70 72 72 74   72 73 75 74
PWind dir         E     E       E     E       E     E       E     E
Wind char        LT    GN      GN    BZ      GN    BZ      GN    BZ
Avg clouds    FW FW FW FW   CL FW FW FW   FW FW CL FW   FW FW FW FW
PoP 12hr          5    20       5    10       5     0       0     5
Rain shwrs    IS IS IS IS      IS IS IS   IS IS               IS IS

$$
PRZ012-042000-
Culebra-
Including the city of Culebra
502 AM AST Fri Jul 4 2025

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                84 87 92    76 80 83    84 88 92    76 80 83    84 88 92
Temp             84 87 87 85 82 81 80 81 85 87 88 86 82 81 80 81 85 87 88 86 82
Dewpt            76 78 78 77 76 76 76 76 77 77 77 77 76 76 75 74 75 75 75 75 75
RH               77 75 75 77 82 85 88 85 77 72 70 75 82 85 85 79 72 68 66 70 79
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         14 16 17 16 16 16 13 16 19 19 18 17 17 17 17 16 13 17 13 13 13
Clouds           SC SC B1 SC SC SC SC SC SC B1 SC SC SC SC SC SC B1 B1 SC SC B1
PoP 12hr                     40          30          40          40          40
QPF 12hr                   0.07        0.06        0.15        0.07        0.11
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC IS IS IS IS IS SC SC IS SC IS IS IS IS SC SC IS IS SC
Obvis                      H  H  H  H  H        H     H  H  H  H        H  H
Heat index       93 98100 96 89 87 84 86 94 99 99 97 90 87 84 85 92 97 98 95 88
Max heat         97   106   105    93    98   104   104    93    95   102   101


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    88      78    88      79    87      79    87
Temp          79 85 88 82   79 84 88 82   79 84 87 82   80 84 87 82
Dewpt         75 75 75 75   74 75 75 75   75 76 76 75   76 76 77 76
PWind dir         E     E       E     E       E     E       E     E
Wind char        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40    30      30    30      20    20      20    30
Rain shwrs    SC SC SC SC   IS SC SC IS   IS IS IS IS   IS IS SC SC

$$
PRZ013-042000-
Vieques-
Including the city of Vieques
502 AM AST Fri Jul 4 2025

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                84 87 90    76 79 83    84 88 92    76 79 83    84 88 91
Temp             84 87 87 85 82 80 79 80 84 87 88 86 82 80 79 80 85 87 88 86 81
Dewpt            75 76 76 76 75 75 74 75 76 75 75 75 75 75 74 73 74 74 73 74 73
RH               74 70 70 75 79 85 85 85 77 68 66 70 79 85 85 79 70 65 61 68 77
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         13 16 16 16 14 14 13 13 18 18 17 17 16 16 17 16 14 17 14 13 13
Clouds           SC B1 B1 B1 SC SC SC SC SC B1 B1 B1 SC SC SC SC B1 B1 FW FW B1
PoP 12hr                     50          30          40          40          40
QPF 12hr              0.07-0.29   0.09-0.16   0.15-0.28   0.07-0.14        0.10
Snow 12hr                    MM          MM          MM
Rain shwrs       SC SC SC SC IS IS IS SC SC SC SC SC IS IS SC SC SC SC IS IS SC
Obvis                      H  H  H  H                 H  H              H  H
Heat index       91 97 98 94 88 85 81 84 93 97 98 95 88 85 81 84 91 96 96 93 87
Max heat         94   102   101    92    96   103   102    92    94   100    99


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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      77    88      78    88      78    87
Temp          78 84 88 81   78 84 88 82   79 84 88 81   78 83 87 81
Dewpt         73 73 73 73   73 74 73 74   74 74 74 74   74 74 75 75
PWind dir         E     E       E     E       E     E       E     E
Wind char        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 SC SC SC   SC SC SC SC   FW FW FW SC   SC SC SC SC
PoP 12hr         40    30      40    40      10    20      20    30
Rain shwrs    SC SC SC SC   IS SC SC SC   IS IS IS IS   IS IS SC SC

$$
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 Fri Jul 4 2025

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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 84 89    69 78 83    80 84 89    69 78 83    82 86 92
Temp             82 83 84 82 80 79 78 78 81 83 84 82 80 79 78 79 83 85 86 84 80
Dewpt            76 77 77 76 75 75 75 75 76 76 76 76 75 75 74 74 74 74 75 75 74
RH               82 82 80 82 85 88 91 91 85 80 77 82 85 88 88 85 74 70 70 74 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         16 17 18 16 16 16 17 19 20 19 19 18 17 19 16 16 14 17 13 14 16
Clouds           SC SC SC SC FW FW SC SC SC B1 FW FW FW FW SC SC SC SC SC SC SC
PoP 12hr                     30          30          40          10          30
QPF 12hr                   0.04        0.04   0.02-0.08        0.02   0.02-0.07
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC IS IS IS IS IS IS SC SC    IS       IS IS IS IS IS IS SC
Obvis             H     H  H  H  H  H  H  H     H  H  H  H  H  H  H  H
Heat index       88 92 93 90 83 81 80 81 87 91 92 89 83 81    81 89 93 95 92 84
Max heat         95   101   101    92    96   102   101    92    96   103   102


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    85      77    85      78    85      78    87
Temp          78 82 85 80   77 82 85 80   78 82 85 80   78 83 87 81
Dewpt         74 74 74 74   73 74 75 75   75 75 75 75   75 75 76 76
PWind dir         E     E       E     E       E     E       E     E
Wind char        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    SC SC FW SC   SC SC FW SC   SC SC SC FW   FW FW SC SC
PoP 12hr         30    30      30    30      30    30      20    30
Rain shwrs    SC SC IS SC   SC SC IS IS   SC SC SC IS   IS IS SC SC

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

Date             Fri 07/04/25            Sat 07/05/25            Sun 07/06/25
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                83 86 92    75 78 83    84 87 94    74 78 83    84 89 95
Temp             83 86 86 84 81 80 78 79 84 87 87 85 81 79 78 79 84 88 89 86 81
Dewpt            76 77 76 76 75 75 76 75 76 76 76 76 75 75 74 74 74 74 74 75 74
RH               80 75 72 77 82 85 94 88 77 70 70 75 82 88 88 85 72 63 61 70 79
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         14 18 17 14 13 11 14 16 17 18 18 17 14 14 14 13 17 17 13 14 12
Wind gust                             26                25       27
Clouds           SC SC SC SC FW FW SC SC SC B1 FW FW CL CL SC SC FW FW SC SC SC
PoP 12hr                     30          20          40          10          20
QPF 12hr                   0.04        0.04        0.06        0.01        0.02
Snow 12hr                    MM          MM          MM
Rain shwrs       IS SC IS IS IS    IS IS IS SC IS IS       IS IS IS IS IS IS IS
Obvis             H     H  H  H  H  H  H  H     H  H  H  H  H  H  H  H
Heat index       92 97 97 93 87 83 80 83 92 97 98 94 86 82    81 91 97 98 94 86
Max heat         97   105   103    92    98   107   106    92    96   106   105


Date          Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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    87      79    88      79    87      80    88
Temp          78 83 87 82   79 84 88 82   79 84 87 82   80 85 88 83
Dewpt         73 74 74 74   73 74 74 74   74 75 75 75   75 75 76 75
PWind dir         E     E       E     E       E     E       E     E
Wind char        BZ    BZ      BZ    BZ      GN    BZ      BZ    BZ
Avg clouds    SC SC FW FW   FW SC SC SC   FW FW FW FW   FW FW SC SC
PoP 12hr         20    10      50    50      10    20      20    30
Rain shwrs    IS IS IS IS   IS SC SC SC   IS IS IS IS   IS IS SC SC

$$