Area Forecast Matrices
Issued by NWS San Juan, PR

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296
FOCA52 TJSJ 302102
AFMSJU

Area Forecast Matrices
National Weather Service San Juan PR
502 PM AST Sat Aug 30 2025

PRZ001-310800-
San Juan and Vicinity-
Including the cities of Bayamon, Carolina, Catano, Guaynabo,
San Juan, Toa Alta, Toa Baja, and Trujillo Alto
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                71 76 83    82 90 92    73 77 82    82 90 93    73 77 82
Temp             80 78 77 77 84 89 90 86 81 79 78 77 85 89 90 84 81 79 78 77 83
Dewpt            76 76 75 75 76 77 77 77 76 76 75 75 76 77 77 77 76 76 76 75 77
RH               88 94 94 94 77 68 66 75 85 91 91 94 75 68 66 80 85 91 94 94 82
Wind dir          E  E  E SE  E  E  E  E  E SE SE SE SE  E  E SE SE SE SE SE SE
Wind spd          8  5  4  4  5 10 12 10  6  5  4  4  6 11 13 10  6  4  4  5  6
Clouds           SC SC SC SC SC SC SC SC SC CL B1 SC SC SC B1 B1 FW FW FW FW SC
PoP 12hr                     20          20          40          40          20
QPF 12hr              0.09-0.19   0.08-0.33   0.02-0.14   0.12-0.32        0.03
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS IS IS IS IS IS IS IS    SC IS SC SC SC SC IS IS IS IS SC
Tstms                                                      IS IS
Heat index       85 81       94102102 96 86 82       94102103 94 86 82       92
Max heat        103    94    99   112   110    92   100   112   109    93    97


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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    88      76    87      76    87      76    88
Temp          88 80   77 83 88 80   77 82 87 79   77 82 87 79   77 83 88 80
Dewpt         77 76   75 77 77 75   75 76 76 75   75 76 77 76   76 77 78 76
PWind dir         E      SE     E       E     E       E     E       E     E
Wind char        GN      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B1 B1   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40      40    40      20    20      30    30      20    30
Rain shwrs    SC SC   IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS SC
Tstms         IS IS

$$
PRZ002-310800-
Northeast-
Including the cities of Ceiba, Canovanas, Fajardo, Humacao,
Loiza, Luquillo, Naguabo, and Rio Grande
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                65 75 83    75 88 92    66 75 82    75 88 93    66 76 82
Temp             79 77 76 76 83 87 88 84 79 77 76 75 83 87 88 83 80 78 77 76 83
Dewpt            74 75 74 74 75 76 75 76 74 75 74 74 75 76 75 76 75 76 75 75 75
RH               85 94 94 94 77 70 66 77 85 94 94 97 77 70 66 80 85 94 94 97 77
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E SE SE  E  E  E  E  E
Wind spd          8  8  6  6  8 11 10  9  6  6  5  6  8 10 10  8  6  8  6  6 10
Wind gust                          20                      21 18
Clouds           SC SC SC SC B1 B1 SC SC SC CL B1 B1 B1 B1 B1 B1 SC SC SC SC B2
PoP 12hr                     50          50          50          50          50
QPF 12hr              0.16-0.26   0.11-0.21        0.14   0.25-0.34        0.06
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS SC SC SC SC IS IS SC    SC SC SC SC SC SC IS IS IS IS SC
Tstms                                                      IS IS
Heat index       83          90 97 97 92 83          90 97 98 91 84 80       90
Max heat        100    94    99   106   105    93    98   108   107    94    99


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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    86      76    86      76    87
Temp          87 79   76 82 87 79   77 82 86 79   76 82 86 79   77 83 87 80
Dewpt         76 75   75 75 75 74   74 75 75 74   74 75 76 75   75 76 76 75
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    B1 B1   B1 B1 B1 SC   SC SC SC SC   SC SC B1 B1   B1 SC SC B1
PoP 12hr         50      50    50      30    30      30    40      30    50
Rain shwrs    SC SC   SC SC SC IS   IS SC SC SC   SC SC SC SC   SC SC SC SC
Tstms            IS

$$
PRZ003-310800-
Southeast-
Including the cities of Arroyo, Guayama, Maunabo, Patillas,
Salinas, and Yabucoa
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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 74 83    78 88 93    69 76 82    78 88 93    70 76 82
Temp             79 77 75 76 83 87 88 84 79 78 76 76 83 87 88 83 80 78 77 76 82
Dewpt            73 74 73 73 74 74 73 74 74 75 74 73 74 74 74 75 74 75 74 74 75
RH               82 90 94 90 74 65 61 72 85 91 94 90 74 65 63 77 82 91 90 94 79
Wind dir         NE NE NE NE  E  E SE  E  E NE NE  E  E  E SE SE  E  E  E  E  E
Wind spd          6  6  5  5  6 11  9  8  6  5  5  5  6 10 10  8  5  6  5  5  8
Wind gust                       23                      20 20
Clouds           SC SC SC SC SC B1 SC SC FW CL SC B1 B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     20          30          50          40          30
QPF 12hr              0.10-0.21   0.09-0.21   0.05-0.15   0.15-0.26        0.03
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS IS IS SC SC IS IS IS    IS SC SC SC IS IS IS IS IS IS SC
Tstms
Heat index       82          89 96 96 91 83          89 96 96 90 83 80       89
Max heat        100    93    97   105   105    92    99   106   105    93    97


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      75    86      75    86      76    87
Temp          87 79   76 82 87 79   76 81 86 79   76 81 86 79   76 82 87 79
Dewpt         74 74   74 75 73 73   74 73 73 73   73 74 74 74   74 74 74 74
PWind dir         E       E     E       E     E      NE     E       E     E
Wind char        GN      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   SC B1 B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30      50    50      30    30      20    20      20    40
Rain shwrs    IS IS   SC SC SC IS   IS IS IS IS   IS IS IS IS   IS IS IS SC

$$
PRZ004-310800-
Eastern Interior-
Including the cities of Aguas Buenas, Caguas, Cayey, Cidra,
Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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 72 76    77 87 93    68 73 77    77 87 94    69 73 77
Temp             77 75 73 73 81 86 87 83 77 75 74 73 81 86 87 81 77 75 74 73 80
Dewpt            73 73 72 72 74 74 73 74 73 73 73 72 74 75 74 75 73 74 73 73 75
RH               87 94 97 97 79 68 63 74 87 94 97 97 79 70 65 82 87 97 97100 85
Wind dir          E  E  E  E  E SE SE SE  E  E  E  E  E SE SE SE  E  E  E  E  E
Wind spd          4  3  2  3  5  9  9  6  4  3  2  3  5 10 10  8  4  3  4  4  6
Clouds           SC SC SC SC SC SC B1 SC SC CL SC SC B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     20          30          40          40          20
QPF 12hr              0.10-0.22   0.13-0.36   0.02-0.15   0.13-0.32   0.01-0.06
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS IS IS IS SC SC IS IS    SC SC SC SC SC SC IS IS IS IS SC
Tstms                              IS                      IS IS
Heat index                   86 94 95 89             86 94 95 86             85
Max heat         99    86    97   107   105    86    98   108   106    87    97


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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          85      72    85      72    84      73    84      73    85
Temp          85 76   73 80 85 76   73 79 84 76   74 80 84 76   74 80 85 77
Dewpt         74 73   73 75 74 73   72 74 73 72   72 74 75 74   73 75 75 73
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   SC SC B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30      40    40      30    30      20    20      20    40
Rain shwrs    IS IS   IS SC SC IS   IS IS IS IS   IS IS IS IS   IS IS IS SC

$$
PRZ005-310800-
North Central-
Including the cities of Arecibo, Barceloneta, Dorado, Florida,
Manati, Vega Alta, and Vega Baja
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                71 74 83    85 90 94    72 75 82    85 90 94    72 75 82
Temp             79 77 75 75 84 89 90 85 80 77 76 75 84 89 90 84 80 77 76 75 83
Dewpt            76 76 74 74 77 78 78 78 77 76 75 74 77 78 79 78 77 76 75 74 77
RH               91 97 97 97 80 70 68 80 91 97 97 97 80 70 70 82 91 97 97 97 82
Wind dir          E SE SE SE  E  E NE  E  E SE SE SE SE  E  E  E SE SE SE SE SE
Wind spd          8  8  6  5  5  8 11 10  8  5  4  5  5  9 12  4  5  5  4  5  6
Wind gust                          21 20                   25 16
Clouds           B1 SC FW FW FW SC B1 SC FW FW FW FW FW FW SC SC CL CL CL CL SC
PoP 12hr                     40          40           5          10          10
QPF 12hr              0.09-0.15   0.07-1.01   0.00-0.08   0.11-0.86        0.01
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS IS IS IS IS SC SC IS IS IS IS IS IS IS IS             IS
Tstms            IS                IS IS
Heat index       82          93103105 97 84          93102105 94 84          92
Max heat        104    94   100   117   115    93   100   117   116    93    99


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      75    88      75    88      75    88      75    88
Temp          88 79   76 83 88 79   76 82 88 79   76 82 88 79   76 83 88 79
Dewpt         78 77   75 77 78 76   74 76 77 76   75 77 79 76   75 77 79 76
PWind dir         E      SE     E       E     E       E     E       E     E
Wind char        GN      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   FW FW SC SC   SC SC SC SC   SC FW FW SC   FW FW SC SC
PoP 12hr         40       5    10      10    20      10    20       5    20
Rain shwrs    IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS
Tstms         IS IS

$$
PRZ006-310800-
Central Interior-
Including the cities of Aibonito, Barranquitas, Ciales, Coamo,
Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                60 70 75    75 84 92    62 72 76    75 84 92    63 72 75
Temp             75 73 71 72 79 83 84 80 75 74 73 72 79 83 84 79 75 74 73 72 78
Dewpt            72 72 71 71 73 73 74 74 72 72 71 71 73 73 74 74 72 73 72 71 73
RH               90 97100 97 82 72 72 82 90 93 93 97 82 72 72 85 90 97 97 97 85
Wind dir          E  E  E  E  E  E SE SE  E  E  E SE SE SE SE SE SE  E  E  E  E
Wind spd          3  3  2  3  3  8  6  4  3  3  2  3  4  6  8  5  3  3  2  3  4
Wind gust                       21                         20
Clouds           B1 SC FW FW SC SC B1 SC CL CL FW FW SC SC SC SC FW FW FW FW FW
PoP 12hr                     50          50          20          20           5
QPF 12hr              0.10-0.35   0.10-0.53        0.02   0.11-0.50        0.01
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS    IS IS IS SC SC          IS IS IS IS IS             IS
Tstms            IS                IS IS
Heat index                   82 89 90 84             82 88 90 82             80
Max heat         98    83    95   106   105    84    95   107   106    83    93


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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          82      71    82      71    82      71    82      71    82
Temp          82 75   72 78 82 75   72 77 82 74   72 77 82 74   72 78 82 75
Dewpt         74 72   71 73 73 72   71 72 73 71   70 73 73 72   71 73 74 72
PWind dir        SE       E     E       E     E       E     E       E     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   FW FW SC SC   SC SC SC SC   SC FW FW SC   FW FW FW SC
PoP 12hr         20      20    20      10    10      10    20       5    20
Rain shwrs    IS SC   IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS
Tstms            IS

$$
PRZ007-310800-
Ponce and Vicinity-
Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas,
Ponce, and Santa Isabel
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                62 74 83    75 88 94    64 76 82    75 88 94    65 75 82
Temp             79 77 75 76 83 87 88 84 79 78 76 76 83 87 88 82 79 77 76 75 82
Dewpt            73 73 71 70 72 73 73 73 73 73 72 71 72 73 74 74 74 73 73 72 73
RH               82 87 87 82 70 63 61 70 82 85 87 85 70 63 63 77 85 87 90 90 74
Wind dir         NE NE NE NE  E SE SE SE  E NE NE  E  E SE SE SE  E  E  E  E  E
Wind spd          3  3  3  3  3 10  9  5  4  4  3  3  4  9  9  6  5  4  4  4  4
Wind gust                       23 23                   20 23
Clouds           B1 SC FW FW FW FW B1 B1 FW CL FW FW SC SC SC SC FW FW FW FW FW
PoP 12hr                     50          40          20          20           5
QPF 12hr              0.10-0.34   0.09-1.01   0.01-0.09   0.12-0.69        0.01
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS    IS IS IS SC SC       IS IS IS IS IS IS
Tstms            IS                IS IS
Heat index       82          87 95 96 90 83          87 93 95 88 83          87
Max heat         99    93    95   106   105    91    95   106   105    92    95


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      75    86      75    86      75    87
Temp          87 79   76 82 87 79   76 82 86 78   76 82 86 79   76 82 87 79
Dewpt         74 73   72 73 73 72   71 71 73 73   70 72 73 73   71 72 73 73
PWind dir        SE       E     E       E     E      NE     E       E     E
Wind char        GN      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   FW FW SC SC   SC FW FW SC   SC FW FW SC   FW FW SC SC
PoP 12hr         10      10    30      10    30      10    20       5    20
Rain shwrs    IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS
Tstms            IS                          IS                          IS

$$
PRZ008-310800-
Northwest-
Including the cities of Aguadilla, Camuy, Hatillo, Isabela,
and Quebradillas
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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 73 83    85 88 94    71 74 82    85 88 94    70 74 82
Temp             78 76 74 75 83 87 88 84 79 77 75 74 83 87 88 82 78 76 75 74 82
Dewpt            75 75 74 73 75 75 76 76 75 75 74 72 74 75 77 76 76 75 74 73 75
RH               91 97100 94 77 68 68 77 88 94 97 93 74 68 70 82 94 97 97 97 79
Wind dir          E  E  E  E  E  E NE NE  E SE  E SE SE  E NE NE  E SE SE SE  E
Wind spd          8  9  9  6  5  4  6 10  9  5  5  6  6  5  9  4  3  4  4  5  6
Wind gust           19             17
Clouds           B2 SC FW CL FW FW B2 B1 SC FW CL FW FW FW B2 B2 CL CL CL CL FW
PoP 12hr                     50          50          30          60           5
QPF 12hr              0.09-0.15   0.19-1.02        0.03   0.48-1.05           0
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS          IS SC SC IS                SC SC             IS
Tstms            IS                IS IS                   IS IS
Heat index       80          89 97 99 92 81          89 97100 89 80          88
Max heat        100    94    97   110   109    92    97   109   108    92    97


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      74    87      74    87      74    87      74    87
Temp          87 78   75 82 87 78   75 82 87 78   75 82 87 78   75 82 87 78
Dewpt         76 75   74 75 76 75   74 74 76 75   74 75 77 76   74 75 77 75
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC B1   FW FW FW SC   SC SC SC B1   SC FW FW SC   FW FW SC B1
PoP 12hr         60       5    40      10    40      10    30       5    40
Rain shwrs    NM NM   IS IS SC IS   IS IS SC SC   IS IS SC SC   IS IS SC SC
Tstms         IS IS            IS         IS IS            IS         IS IS

$$
PRZ009-310800-
Western Interior-
Including the cities of Adjuntas, Lares, Las Marias, Maricao,
Sabana Grande, San Sebastian, and Utuado
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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 70 74    75 85 94    65 72 76    75 85 94    65 72 75
Temp             75 73 71 72 79 84 85 81 76 74 73 72 79 84 85 79 76 74 73 72 79
Dewpt            72 73 71 70 72 73 74 73 73 73 71 70 72 73 74 73 73 73 72 71 73
RH               90100100 93 79 70 70 77 90 97 93 93 79 70 70 82 90 97 97 97 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E SE SE SE  E  E SE SE  E  E  E
Wind spd          3  3  3  3  3  4  3  3  3  3  3  3  3  4  4  2  3  3  3  3  4
Wind gust                       20 20                   20 21
Clouds           B2 SC CL FW CL FW B2 B2 SC CL CL CL FW FW B1 B1 CL CL CL CL FW
PoP 12hr                     70          70          10          50           5
QPF 12hr              0.12-0.34   0.21-1.02        0.02   0.32-1.05           0
Snow 12hr                    MM          MM          MM
Rain shwrs       NM IS             NM NM IS          IS IS SC SC
Tstms            IS                IS IS                   IS IS
Heat index                   82 90 92 85             83 90 92 82             82
Max heat         99    84    94   107   106    85    94   107   105    84    94


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      71    84      71    84      72    84      72    84
Temp          84 75   72 79 84 75   72 79 84 75   72 79 84 75   73 79 84 75
Dewpt         74 73   72 73 74 72   71 72 73 72   71 72 74 72   72 73 74 72
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1   CL FW SC B1   SC FW FW B1   SC FW FW SC   CL CL FW B1
PoP 12hr         60       0    50      10    50      10    50       0    50
Rain shwrs    NM NM         SC SC   IS IS SC SC   IS IS SC SC         SC SC
Tstms         IS IS         IS IS         IS IS         IS IS         IS IS

$$
PRZ010-310800-
Mayaguez and Vicinity-
Including the cities of Aguada, Anasco, Hormigueros, Mayaguez,
Moca, Rincon, and San German
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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 74 83    77 90 94    71 75 82    77 90 94    70 75 82
Temp             79 77 75 76 84 89 90 85 80 78 76 76 84 88 90 84 80 78 76 75 83
Dewpt            76 75 74 72 75 76 76 77 76 76 74 73 75 76 77 76 76 76 75 74 75
RH               91 94 97 87 74 66 64 77 88 94 94 90 74 68 66 77 88 94 97 97 77
Wind dir          E  E  E  E  E SE NE NE  E  E  E  E  E SE  E  E  E  E  E  E  E
Wind spd          5  6  6  5  4  4  4  6  8  5  6  6  5  5  5  5  4  5  5  5  6
Wind gust        16 19 17       17 17       19    18 18 17 18 17 19 17    16 19
Clouds           B2 SC CL CL CL FW B2 B2 SC FW CL CL FW FW B1 B1 FW FW FW FW FW
PoP 12hr                     60          70          30          50           5
QPF 12hr              0.04-0.34   0.19-1.02        0.04   0.33-1.06   0.00-0.06
Snow 12hr                    MM          MM          MM
Rain shwrs       NM IS             NM SC SC SC       IS IS NM NM
Tstms            IS                IS IS                   IS IS
Heat index       82          91100102 95 83          91100102 92 83          91
Max heat        102    94    97   111   110    92    99   112   110    92    98


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      74    89      75    89      75    89
Temp          89 79   75 83 89 79   75 83 89 79   76 83 89 79   76 83 89 79
Dewpt         77 76   74 75 77 76   74 75 76 75   74 75 77 76   75 75 78 76
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1   FW FW SC B1   SC FW SC B1   SC FW FW SC   CL CL FW B1
PoP 12hr         60       5    50      10    50      10    50       0    50
Rain shwrs    NM NM   IS IS SC SC   IS IS SC SC   IS IS SC SC         SC IS
Tstms         IS IS         IS IS         IS IS         IS IS         IS IS

$$
PRZ011-310800-
Southwest-
Including the cities of Cabo Rojo, Guanica, and Lajas
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                71 74 83    85 92 94    73 76 82    85 92 94    73 76 82
Temp             80 78 75 76 85 91 92 87 80 78 77 76 85 90 92 85 81 78 77 76 85
Dewpt            75 74 73 72 73 75 75 75 75 75 74 73 74 74 76 75 76 75 75 74 74
RH               85 88 94 87 67 60 58 68 85 91 90 90 70 60 60 72 85 91 94 94 70
Wind dir         NE  E  E  E  E SE SE  E  E  E  E  E  E SE SE SE  E  E  E  E  E
Wind spd          4  3  4  5  5 12 13  8  6  8  8  6  8 12 13 10  9  8  8  8  9
Wind gust                       25 26          19       25 28 20 20          19
Clouds           B2 SC FW FW CL FW B1 B1 FW CL FW CL SC SC SC SC FW FW FW FW FW
PoP 12hr                     50          40          10          20           5
QPF 12hr              0.11-0.34   0.13-1.01        0.01   0.12-0.68        0.01
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS    IS       SC SC IS          IS IS IS IS
Tstms            IS                IS IS
Heat index       84          92101103 96 85          92100103 94 85          93
Max heat        100    94    95   108   107    92    96   110   108    92    95


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      75    91      75    91      75    91      76    91
Temp          91 80   76 84 91 80   76 84 91 80   76 84 91 80   77 85 91 80
Dewpt         75 75   74 74 75 75   73 72 75 75   73 72 75 75   73 73 75 76
PWind dir        SE       E     E       E     E       E     E       E     E
Wind char        GN      GN    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   FW FW FW SC   SC FW FW SC   SC FW FW SC   FW FW SC SC
PoP 12hr         10       5    20      10    30      10    20       5    10
Rain shwrs    IS IS   IS IS SC IS   IS IS SC IS   IS IS IS IS   IS IS IS IS
Tstms                                        IS

$$
PRZ012-310800-
Culebra-
Including the city of Culebra
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                76 79 83    85 89 93    75 78 82    85 89 93    76 78 82
Temp             82 81 80 80 85 88 89 85 81 80 79 78 84 88 89 84 82 80 79 78 85
Dewpt            76 77 76 76 77 77 76 77 76 77 77 76 77 78 77 78 77 77 77 77 78
RH               82 88 88 88 77 70 66 77 85 91 94 94 80 72 68 82 85 91 94 97 80
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E SE SE  E  E  E  E  E
Wind spd         12 14 14 12 12 13  9 10 12 12 13 12 11 12 12 11 12 13 12 13 14
Clouds           SC SC SC SC B1 SC SC SC SC CL B2 SC B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     40          40          50          50          20
QPF 12hr                   0.22        0.12        0.11        0.18        0.04
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS SC SC SC IS IS IS IS    SC IS SC SC IS IS IS IS IS IS IS
Heat index       90 86 82 84 95101100 96 88 84 81 80 94101101 95 89 85 82 81 95
Max heat        106    95    98   106   105    93    97   107   105    94    98


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      78    89      79    89      79    89      79    89
Temp          89 81   79 84 89 82   80 85 89 82   79 85 89 82   79 85 89 82
Dewpt         77 77   77 77 77 76   77 77 76 76   77 78 78 77   77 78 78 77
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      GN    GN      GN    GN      GN    BZ      BZ    BZ
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC B1   SC SC SC B1
PoP 12hr         20      30    30      20    30      30    40      30    50
Rain shwrs    IS IS   IS SC SC IS   IS IS IS SC   SC SC SC SC   SC SC SC SC

$$
PRZ013-310800-
Vieques-
Including the city of Vieques
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                74 77 83    85 89 92    74 77 82    85 89 92    75 78 82
Temp             81 79 78 78 84 88 89 85 81 79 78 77 84 88 89 84 81 80 79 78 84
Dewpt            75 76 76 75 76 76 74 75 75 76 76 76 76 76 75 76 75 76 76 76 77
RH               82 91 94 91 77 68 61 72 82 91 94 97 77 68 64 77 82 88 91 94 80
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E SE  E  E  E  E  E  E
Wind spd         12 14 13 12 12 12  8 10 12 11 12 11 11 12 11  9 11 13 11 12 14
Clouds           SC SC B1 B1 B1 B1 SC SC SC FW B1 SC B2 B2 SC SC SC SC SC SC SC
PoP 12hr                     40          40          50          50          30
QPF 12hr                   0.24   0.14-0.19        0.15   0.19-0.25        0.05
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS SC SC SC SC IS IS SC    SC IS SC SC IS IS IS IS IS IS SC
Tstms
Heat index       87 83 80 80 93 98 98 94 86 82       93 98 99 93 87 84 80    94
Max heat        101    93    96   103   102    92    96   104   103    92    96


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      77    89      79    89      79    89      79    89
Temp          89 81   78 84 89 82   80 85 89 82   79 84 89 82   79 84 89 82
Dewpt         75 75   76 76 75 75   75 76 75 75   75 77 76 76   76 77 76 76
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      GN    GN      GN    GN      GN    GN      BZ    BZ
Avg clouds    SC SC   B1 B1 B1 SC   SC SC SC SC   SC SC B1 B1   B1 B1 SC B1
PoP 12hr         30      40    40      20    30      30    40      40    50
Rain shwrs    SC IS   SC SC SC IS   IS IS IS SC   SC SC SC SC   SC SC SC SC

$$
VIZ001-310800-
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 Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                71 78 83    85 87 94    71 78 82    85 87 94    70 77 82
Temp             81 79 78 78 83 86 87 84 80 79 78 78 83 86 87 83 80 79 78 77 83
Dewpt            75 76 76 76 76 76 75 76 75 77 76 76 76 76 76 76 76 77 76 76 77
RH               82 91 94 94 80 72 68 77 85 94 94 94 80 72 70 80 88 94 94 97 82
Wind dir          E  E  E  E  E  E SE  E  E  E  E  E  E  E SE  E  E  E  E  E  E
Wind spd         13 14 13 12 13 12 10 10 11 12 13 12 12 13 12 11 11 13 13 13 14
Clouds           SC SC B1 SC SC FW SC SC FW SC B1 FW B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     30          20          50          40          20
QPF 12hr                   0.19        0.09        0.10        0.17        0.03
Snow 12hr                    MM          MM          MM
Rain shwrs       SC IS SC IS IS IS IS IS IS IS SC IS SC SC IS IS IS IS IS IS IS
Heat index       86 83 80 81 91 96 96 92 85 83 80 80 91 96 97 91 85 82 80    91
Max heat        106    94    98   106   105    92    99   107   106    93    99


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      77    87      77    87      77    87      77    87
Temp          87 80   78 83 87 80   78 83 87 80   78 83 87 80   78 83 87 81
Dewpt         76 76   76 77 75 76   76 76 75 75   76 77 77 76   77 78 76 76
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      GN    GN      GN    GN      BZ    BZ      BZ    BZ
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC B1   SC SC SC SC
PoP 12hr         10      20    20      20    20      20    40      30    40
Rain shwrs    IS IS   IS IS IS IS   IS IS IS IS   IS IS SC SC   SC SC IS SC

$$
VIZ002-310800-
St Croix-
Including the cities of Christiansted, Frederiksted,
Frederiksted Southeast, and Grove Place
502 PM AST Sat Aug 30 2025

Date           08/30/25      Sun 08/31/25            Mon 09/01/25            Tue
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                76 79 83    85 88 94    76 79 82    85 88 94          80
Temp             82 81 80 80 85 88 88 85 82 80 79 79 84 88 88 85 82 81 80 80 85
Dewpt            76 76 76 76 76 76 76 76 76 76 76 76 76 77 77 77 77 77 76 76 77
RH               82 85 88 88 75 68 68 75 82 88 91 91 77 70 70 77 85 88 88 88 77
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         10 12 12 12 12 12 11 10 10 11 10 10 11 13 12 11 10 10 10 11 13
Clouds           SC SC B2 SC SC SC SC SC FW FW B1 SC B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     50          30          40          40          30
QPF 12hr                   0.25        0.13        0.10        0.17        0.04
Snow 12hr                    MM          MM          MM
Rain shwrs       IS IS SC SC IS SC IS IS IS IS SC IS SC SC IS IS IS IS IS IS IS
Heat index       89 86 82 84 94 99 99 95 88 85 81 81 94 99100 95 90 88 86 85 95
Max heat        108    94   100   109   107    92    99   110   108    94   101


Date           09/02  Wed 09/03/25  Thu 09/04/25  Fri 09/05/25  Sat 09/06/25
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      79    88
Temp          88 81   79 84 88 81   79 84 88 81   79 84 88 82   80 84 88 82
Dewpt         77 76   76 76 76 76   76 76 75 76   76 77 77 77   77 77 77 76
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC FW FW SC   SC SC SC SC   SC SC SC B1   SC SC SC SC
PoP 12hr         10      10    20      20    30      30    40      30    30
Rain shwrs    IS IS   IS IS IS IS   IS IS IS IS   IS IS SC SC   IS SC SC SC

$$