Point Forecast Matrices
Issued by NWS San Juan, PR

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Point Forecast Matrices
National Weather Service San Juan PR
503 PM AST Mon Nov 3 2025

PRZ001-040800-
Luis Munoz Marin International Airport-San Juan
18.43N  66.00W Elev. 9 ft
503 PM AST Mon Nov 3 2025

Date           11/03/25      Tue 11/04/25            Wed 11/05/25            Thu
AST 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      77          89          76          88          76
Temp             80 79 78 77 83 88 89 83 80 78 77 76 82 87 88 82 80 78 77 76 82
Dewpt            75 75 74 74 75 75 74 73 73 74 73 73 73 73 74 74 74 74 73 73 73
RH               85 88 88 90 77 66 61 72 79 88 87 90 74 63 63 77 82 88 87 90 74
Wind dir          E  E  E SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd          9  8  6  5  6 11 11  9  5  5  3  3  6  9 12 10  9  6  9  9  8
Clouds           SC B1 B1 SC SC SC SC B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC
PoP 12hr                     40          40          30          40          40
QPF 12hr                   0.16        0.43        0.09        0.06        0.08
Rain shwrs        C  C  C  C  C  C  C  C  C  C  S  C  S  S  S  S  C  C  C  C  C
Heat index       85          90 98 98 88 84          87 95 96 88 84          88
Max heat         90    84    90    99    95    83    87    96    94          88


Date           11/06  Fri 11/07/25  Sat 11/08/25  Sun 11/09/25  Mon 11/10/25
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    88      77    90      77    89      77    89
Temp          89 81   78 82 88 80   78 83 90 81   78 83 89 81   78 83 89 81
Dewpt         73 73   73 73 73 74   73 74 74 74   74 74 75 75   74 74 73 74
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC B1 SC   FW SC B1 SC   SC SC B1 B1   B1 B1 SC SC
PoP 12hr         30      40    40      30    40      50    50      40    30
Rain shwrs     C  C    S  C  C  C       C  C  C    S  C  C  C    C  C  C  C
Tstms                                                 S  S

$$
PRZ002-040800-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N  65.63W Elev. 39 ft
503 PM AST Mon Nov 3 2025

Date           11/03/25      Tue 11/04/25            Wed 11/05/25            Thu
AST 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      77          88          76          87          76
Temp             80 78 78 77 82 87 88 82 80 78 77 76 81 86 87 82 79 78 77 76 82
Dewpt            76 75 75 75 76 76 75 75 74 74 74 74 75 76 75 75 75 75 74 74 75
RH               88 91 91 94 82 70 66 79 82 88 90 94 82 72 68 79 88 91 90 94 79
Wind dir          E  E  E  E  E  E NE NE NE NE  E NE  E  E  E  E  E  E  E  E  E
Wind spd         10  9  8  8  9 11 11  8  5  5  3  4  8  9 10 10  9 10 10 11  8
Clouds           B2 B1 B1 SC B1 SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B2
PoP 12hr                     50          40          30          40          50
QPF 12hr                   0.19        0.14        0.11        0.11        0.09
Rain shwrs        C  C  C  C  C  C  C  C  C  C  C  S  C  C  C  C  C  C  C  C  C
Heat index       85          90 98 97 88 84          87 96 96 88 83          88
Max heat         89    83    90    98    95          87    97    94          88


Date           11/06  Fri 11/07/25  Sat 11/08/25  Sun 11/09/25  Mon 11/10/25
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      77    87      78    87      78    87
Temp          88 80   77 82 88 80   78 82 87 81   79 82 87 81   79 82 87 80
Dewpt         75 74   74 75 75 75   74 76 76 75   75 76 76 76   75 76 75 74
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1   B2 B2 B1 SC   SC B1 B1 B1   B2 B2 B2 B1   B2 B1 SC B1
PoP 12hr         50      50    50      40    50      60    60      50    50
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  L  L  C    C  C  C  C
Tstms             S    S  S                           S  S  S    S  S

$$
PRZ007-040800-
Mercedita Airport-Ponce PR
18.02N  66.56W Elev. 26 ft
503 PM AST Mon Nov 3 2025

Date           11/03/25      Tue 11/04/25            Wed 11/05/25            Thu
AST 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      75          88          74          87          74
Temp             79 77 76 75 81 87 88 81 78 76 75 74 80 86 87 81 78 76 75 74 81
Dewpt            72 71 69 69 70 71 73 74 72 68 70 70 70 66 71 74 72 71 71 70 71
RH               79 82 79 82 69 59 61 79 82 76 84 87 72 51 59 79 82 85 87 87 72
Wind dir         NE NE NE NE NE  E SE  E NE NE NE NE NE  E SE  E  E  E NE  E  E
Wind spd          5  4  4  4  3 10 13  6  5  5  4  4  2  9 11  9  6  4  4  4  3
Clouds           CL CL FW FW FW SC B1 B1 SC FW FW CL SC SC SC SC CL CL CL CL SC
PoP 12hr                      0          40          20          20          10
QPF 12hr                   0.01        0.11        0.02        0.05        0.01
Rain shwrs                       S  C  C  S           S  S  S  S              S
Heat index       82          84 93 95 86             83 88 92 85             84
Max heat         87          84    95    93          83    92    91          84


Date           11/06  Fri 11/07/25  Sat 11/08/25  Sun 11/09/25  Mon 11/10/25
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    89      75    89      75    89
Temp          88 79   76 81 88 79   76 82 89 79   76 82 89 79   76 82 89 80
Dewpt         69 72   70 69 73 70   70 70 69 70   71 71 71 73   72 73 73 71
PWind dir         E      NE     E       E     E       E     E       E     E
Wind char        GN      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   FW FW FW SC   CL CL FW SC   SC SC SC B1   SC SC SC SC
PoP 12hr         30       0    30       0    20      10    40      30    30
Rain shwrs     C  C          C  C          S  S    S  S  C  C    C  C  C  S

$$
PRZ008-040800-
Rafael Hernandez Airport-Aguadilla PR
18.50N  67.13W Elev. 237 ft
503 PM AST Mon Nov 3 2025

Date           11/03/25      Tue 11/04/25            Wed 11/05/25            Thu
AST 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      75          86          74          85          73
Temp             78 77 76 75 80 85 86 80 78 76 75 74 79 84 85 79 77 75 74 73 79
Dewpt            75 75 73 72 75 76 76 75 73 73 72 71 74 75 75 74 74 73 72 71 73
RH               91 94 90 90 85 75 72 85 85 90 90 90 85 74 72 85 90 94 93 93 82
Wind dir          E  E  E  E  E NE NE  E  E  E  E  E  E  E NE  E  E  E  E  E  E
Wind spd         17 12 10  9  8 11 16 14 13 12 10 11 11 11 11 12 13  9  9 10 12
Clouds           SC SC FW FW SC FW SC SC SC CL CL CL CL CL SC SC CL CL CL CL SC
PoP 12hr                     10          10          10          30          10
QPF 12hr                   0.03        0.04        0.01        0.18        0.01
Rain shwrs        S  S  S     S     S  S  S                 C  C              S
Heat index                   85 94 95 85             83 92 93
Max heat         86          85    96    92          83    93    90


Date           11/06  Fri 11/07/25  Sat 11/08/25  Sun 11/09/25  Mon 11/10/25
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      74    85      74    87      74    87      73    87
Temp          85 77   75 79 85 77   75 80 87 78   75 80 87 77   74 80 87 78
Dewpt         75 74   71 73 75 74   72 73 76 74   72 74 76 74   72 73 76 74
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      GN    GN      GN    GN      GN    BZ      BZ    GN
Avg clouds    SC B1   FW FW SC B1   SC SC SC B1   FW FW SC SC   CL FW SC SC
PoP 12hr         60       0    60      20    50       5    50      20    50
Rain shwrs     L  L          L  L    S  S  C  C          C  C       S  C  C
Tstms          S  S          S  S          S  S          S  S          S  S

$$
PRZ010-040800-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N  67.15W Elev. 28 ft
503 PM AST Mon Nov 3 2025

Date           11/03/25      Tue 11/04/25            Wed 11/05/25            Thu
AST 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      73          91          72          90          72
Temp             78 76 74 73 81 89 90 82 78 75 73 72 80 88 89 81 77 75 73 72 80
Dewpt            76 75 74 73 75 77 77 76 75 74 72 72 74 76 76 76 75 74 73 72 74
RH               94 97100100 82 68 66 82 91 97 97100 82 68 66 85 94 97100100 82
Wind dir          E  E  E NE  E  E SE NE NE NE NE  E  E  E NE NE  E  E  E  E  E
Wind spd          8  5  4  2  2  3  5  6  8  9  8  9  6  4  5  3  3  3  3  4  5
Clouds           SC CL CL CL CL CL SC B1 SC SC FW CL CL CL B2 B2 CL CL CL CL FW
PoP 12hr                     10          40          20          50           0
QPF 12hr                   0.01        0.10        0.03        0.61           0
Rain shwrs        S                 C  C  S  S              C  C
Tstms                                                       S  S
Heat index                   88102104 88             85100101 87             85
Max heat         89          88   105   100          85   102    98          85


Date           11/06  Fri 11/07/25  Sat 11/08/25  Sun 11/09/25  Mon 11/10/25
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          90      73    90      73    91      73    92      73    91
Temp          89 78   74 81 89 78   74 81 90 78   74 82 91 79   74 81 90 79
Dewpt         77 75   72 74 77 75   72 74 77 75   73 75 78 75   73 75 76 74
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 CL SC B1   FW FW SC B1   SC FW SC B1   CL FW SC SC
PoP 12hr         60       0    60       5    60      10    60      10    50
Rain shwrs     L  L          L  L    S  S  L  L    S  S  L  L       S  C  C
Tstms          S  S          S  S          S  S          S  S          S  S

$$
VIZ001-040800-
CYRIL E. King Airport-St Thomas USVI
18.33N  64.97W Elev. 23 ft
503 PM AST Mon Nov 3 2025

Date           11/03/25      Tue 11/04/25            Wed 11/05/25            Thu
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                      80          88          80          88          79
Temp             82 81 81 80 84 87 88 84 82 81 81 80 84 87 88 84 82 80 80 79 83
Dewpt            77 77 77 77 76 77 75 75 75 76 75 75 76 77 76 76 75 76 76 75 76
RH               85 88 88 91 77 72 66 74 79 85 82 85 77 72 68 77 79 88 88 88 80
Wind dir          E  E  E  E  E  E  E  E NE  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         14 13 13 13 14 13 11  8  9  8 10 10 12 12 13 14 14 18 17 14 17
Clouds           B1 SC SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC B2
PoP 12hr                     40          30          30          30          50
QPF 12hr                   0.14        0.05        0.06        0.08        0.05
Rain shwrs        C  S  C  C  C  S     S  S  S  S  S  C  C  S  S  S  S  S  S  C
Heat index       90 89 88 86 93 99 98 92 89 88 86 85 92 99 99 92 88 86 84    91
Max heat         93    90    93    99    96    88    92   100    97    87    91


Date           11/06  Fri 11/07/25  Sat 11/08/25  Sun 11/09/25  Mon 11/10/25
AST 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          88      79    88      79    89      80    89      79    89
Temp          88 82   80 83 88 82   80 84 89 83   81 84 89 82   80 84 89 83
Dewpt         76 75   75 75 76 75   76 77 77 76   76 77 78 76   76 76 76 75
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        BZ      GN    GN      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 SC   SC SC SC SC   CL FW B1 SC   SC B1 B1 SC   B1 B1 SC SC
PoP 12hr         50      30    30      40    40      60    60      40    40
Rain shwrs     C  C    C  C  C  S       C  C  C    C  L  L  C    C  C  C  C
Tstms                                                 S  S

$$
VIZ002-040800-
Henry E. Rohlsen Airport-St Croix USVI
17.70N  64.80W Elev. 74 ft
503 PM AST Mon Nov 3 2025

Date           11/03/25      Tue 11/04/25            Wed 11/05/25            Thu
AST 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      77          89          76          89          76
Temp             80 79 78 77 83 88 89 83 80 78 77 76 82 88 89 83 80 78 77 76 82
Dewpt            75 75 76 75 76 75 75 75 74 74 74 74 75 75 75 75 75 75 75 74 75
RH               85 88 94 94 80 66 64 77 82 88 90 94 79 66 64 77 85 91 94 94 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         13 12 11 12 13 11  9  8  8  8  8  9 10 11 13 11 12 14 13 14 14
Clouds           SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B2
PoP 12hr                     30          30          30          30          50
QPF 12hr                   0.09        0.09        0.09        0.06        0.06
Rain shwrs        C     S  S  S  S  S  C  C  C  S  S  C  C  S  S  S  S  S  S  C
Heat index       85          90 98 99 89 84          89 97 98 89 84          89
Max heat         89    84    90    99    96    83    89    99    96    83    89


Date           11/06  Fri 11/07/25  Sat 11/08/25  Sun 11/09/25  Mon 11/10/25
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      76    90      76    87      78    88      78    87
Temp          89 80   77 83 90 80   77 81 87 81   79 83 88 81   79 82 87 80
Dewpt         75 74   75 75 75 75   75 76 76 75   76 76 76 76   75 75 75 75
PWind dir         E       E     E       E     E       E     E       E     E
Wind char        GN      GN    GN      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 SC   SC SC SC SC   CL FW SC B2   B2 B2 B1 SC   B1 B1 SC SC
PoP 12hr         50      30    30       5    50      60    60      40    30
Rain shwrs     C  S    S  C  C  S       S  C  C    C  L  L  C    C  C  S  C
Tstms                                      S  S       S  S

$$